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    2,000 javascript coffeescript công việc được tìm thấy

    I need a professional developer/designer to create a modern, animated payment form with the following features: Features: 1. Form Fields...format checks. • Smooth animations for field interactions. • On tapping “Pay,” disable the form, show a loader, and wait for the server response. • Display a receipt or error message after processing. 3. Responsive Design: • Optimized for both desktop and mobile. Requirements: • Use NMI for sensitive fields (Card Number, CVV, Expiration Date). • Clean, commented HTML, CSS, and JavaScript. Deliverables: • Fully functional payment form with animations. • Clear setup instructions. Timeline: 1 Week Budget: 250-500 USD Depends on the quality of the work Please share examples of previo...

    $472 Average bid
    $472 Giá đặt trung bình
    87 lượt đặt giá
    Bug Fix for Browser Extension
    5 ngày left
    Đã xác thực

    I have a browser extension that is integrated with the Google Play API. I need a seasoned developer to help me troubleshoot and fix a functionality bug that is hindering its operation. Ideal Skills: - Browser Extension Development - Debugging Expertise - Google Play API Integration - Javascript, HTML, CSS Proficiency - Experience with Browser Extension Functionality

    $23 Average bid
    $23 Giá đặt trung bình
    19 lượt đặt giá

    I'm looking for a proficient Full-Stack Developer for a web platform project. The ideal candidate should have: - Strong skills in both front-end and back-end development. - Proven experience working with web platforms. - Proficiency in Web technologies including HTML, CSS, JavaScript for the front-end and Node.js, Python, Ruby or similar for the back-end. - Knowledge and experience with database management systems. - Familiarity with cloud services and APIs. I'm interested in a professional who can deliver high-quality work on time. Your ability to understand the project requirements and translate them into a functional web platform will be crucial. Please provide examples of similar projects you've completed.

    $520 Average bid
    $520 Giá đặt trung bình
    144 lượt đặt giá

    ...Website Developer with extensive Hub CMS experience to design and develop a dynamic corporate website. The site should deliver exceptional user experiences and have E-commerce features pertinent to an ERP system in the educational field. Required Skills & Qualifications: Proven experience with Hub CMS (HubSpot CMS), including development and customization. Strong proficiency in HTML5, CSS3, JavaScript, and jQuery. Experience with responsive design frameworks like Bootstrap or Tailwind CSS. Familiarity with HubL (HubSpot Markup Language) for advanced Hub CMS customization. Knowledge of SEO best practices, including metadata management, site structure, and schema markup. Proficiency in website performance optimization techniques (image compression, caching, minification, etc...

    $279 Average bid
    $279 Giá đặt trung bình
    24 lượt đặt giá

    ...scalability. • Work on secure and efficient data handling. • Skills Required: PHP (Laravel), Node.js, MySQL/PostgreSQL, and RESTful APIs. 4. Front-End Developers (2-3 Positions) • Responsibilities: • Build visually appealing and user-friendly interfaces. • Optimize designs for performance across devices. • Collaborate with designers to implement mockups. • Skills Required: HTML, CSS, JavaScript, React, Vue.js, or Angular. 5. Full-Stack Developers (1-2 Positions) • Responsibilities: • Handle both front-end and back-end development tasks. • Build complete product features independently when needed. • Skills Required: Proficiency in both front-end frameworks and back-end languages. 6. Graphic/UI/UX Designer (1 Posi...

    $30 / hr Average bid
    $30 / hr Giá đặt trung bình
    22 lượt đặt giá

    I'm in need of a skilled developer who can create a QuickBlox JavaScript implementation for me. The purpose of this task is to send messages from a web interface to QuickBlox dialogs based on snippets found here: Working sample code for sending a text message to a defined dialog is sufficient. Ideal Skills: - Proficiency in JavaScript - Familiarity with QuickBlox API

    $26 Average bid
    $26 Giá đặt trung bình
    21 lượt đặt giá

    I'm seeking a talented WordPress developer experienced with Elementor to assist with updating our website. The main tasks involve changing button colors to a monochrome scheme (shades of one color) and ensuring design consistency across all pages. Key Responsibilities: - Mod...ensuring design consistency across all pages. Key Responsibilities: - Modify button colors according to a monochrome scheme. - Ensure design consistency across fonts, spacing, and image styles. - Use design intuition to make aesthetic decisions without a detailed style guide. The perfect candidate for this project will be: - Proficient in WordPress and Elementor. - Skilled in HTML, CSS, and basic JavaScript. - Detail-oriented with a keen sense for design aesthetics. - Experienced in making design tweak...

    $45 Average bid
    $45 Giá đặt trung bình
    45 lượt đặt giá

    ...Software Engineering, or a related field. Technical Expertise: Google Sheets & Google Apps Script: Advanced knowledge of formulas, data validation, conditional formatting, and script automation. Database Management: Proficiency in database design (SQL or NoSQL), data modeling, and integration with web or mobile apps. Programming Languages: Strong coding skills in languages such as Python, JavaScript, Java, or C# (depending on your chosen tech stack). Familiarity with RESTful APIs. Mobile Application Development: Experience building cross-platform mobile apps (e.g., React Native, Flutter, or Ionic). Web Technologies: Understanding of front-end frameworks (React, Angular, Vue) and back-end frameworks (Node.js, Django, Flask, or similar) is a plus. Reporting & Analyti...

    $4223 Average bid
    $4223 Giá đặt trung bình
    49 lượt đặt giá

    Saya mencari pengembang yang terampil untuk membuat aplikasi web yang tangguh menggunakan PHP Laravel dan JavaScript. Aplikasi tersebut akan memerlukan: - Login/Registrasi Pengguna: Ini akan mencakup fitur-fitur seperti verifikasi email, login media sosial, dan autentikasi dua faktor untuk meningkatkan keamanan dan kenyamanan pengguna. - Formulir Pengajuan Data: Ini akan menjadi bagian integral dari interaksi pengguna dengan aplikasi. - Pembaruan Waktu Nyata: Ini akan memastikan pengguna menerima pembaruan dan pemberitahuan segera, yang akan meningkatkan interaktivitas aplikasi. Kandidat yang ideal akan memiliki pengalaman luas dalam PHP Laravel dan JavaScript, dengan portofolio aplikasi web serupa yang kuat. Keakraban dengan penerapan sistem login yang aman dan pemba...

    $1056 Average bid
    $1056 Giá đặt trung bình
    17 lượt đặt giá

    Hello, I currently have a JavaScript script that works as follows: 1. It navigates to any selected category on allegro.pl. 2. The script prompts me to input the number of pages to scrape. 3. It iterates through the specified number of pages and collects the URLs of each item listed on those pages. 4. It then visits each item’s URL and downloads the HTML file in a specific structure (I have attached an example of the required HTML structure). Issues: • The script is too slow because of the delays added between requests. • If I reduce or remove the delays, Allegro’s security mechanisms detect and block the script. • I’ve tried switching to Python, but Selenium and similar libraries face issues with Allegro’s automated access restrictions...

    $30 Average bid
    $30 Giá đặt trung bình
    39 lượt đặt giá

    ...Model: iPhone 16, 16 Pro, etc. o Capacity: 128GB, 256GB, etc. o Color: Black, Blue, etc. • Pre-Owned: o Model, Capacity, and Color, same as sealed. o Condition Categories:  A: Like new.  B: Minor wear.  C: Noticeable wear. Programming in Voiceflow • Implement code blocks to: o Make HTTP requests to the WooCommerce API. o Process the JSON response and display the data to the customer. o Use JavaScript in Voiceflow blocks to filter and structure responses based on customer inquiries. Error Handling • If the API fails to respond or returns an error, the bot should notify the customer and offer assistance. Example: "We’re sorry, we are experiencing issues retrieving stock information. Please try again later or contact us directly." Scalability •...

    $496 Average bid
    $496 Giá đặt trung bình
    72 lượt đặt giá

    ...Product Structure Sealed: Model: iPhone 16, 16 Pro, etc. Capacity: 128GB, 256GB, etc. Color: Black, Blue, etc. Pre-Owned: Model, Capacity, and Color, same as sealed. Condition Categories: A: Like new. B: Minor wear. C: Noticeable wear. Programming in Voiceflow Implement code blocks to: Make HTTP requests to the WooCommerce API. Process the JSON response and display the data to the customer. Use JavaScript in Voiceflow blocks to filter and structure responses based on customer inquiries. Error Handling If the API fails to respond or returns an error, the bot should notify the customer and offer assistance. Example: "We’re sorry, we are experiencing issues retrieving stock information. Please try again later or contact us directly." Scalability The system must ...

    $523 Average bid
    $523 Giá đặt trung bình
    60 lượt đặt giá
    Trophy icon Live Music Accuracy Comparison Tool
    20 giờ left

    I'm looking for a PHP, Javascript, and SQL expert to create a system that takes in live music through a microphone, comparing it with pre-stored songs in a local folder. This system should provide a percentage accuracy based on the comparison. Key Requirements: - The system should offer real-time visualization of the accuracy, allowing me to see how the live music matches up with the comparison song. - It should also have the capability to save the comparison results to a file for future reference. Ideal Skills: - Proficiency in PHP, Javascript, and SQL. - Experience with audio processing software or systems. - Knowledge in creating visualizations for real-time data. - Ability to implement file-saving systems within software. This project is perfect for someone who i...

    $50 Average bid
    Bảo đảm
    $50
    7 bài tham dự
    JavaScript Code Development
    4 ngày left
    Đã xác thực

    I need an experienced JavaScript developer to create for me funny js code in 1 h maximum the code should be hard to read from non developer , with no alert or console log or comments the result should be Glory()= great so the funny thing in the code is about finding the value of great and when dev start reading the code should not expect that the value will be great Glory is company name which combine mutiple teams and teams will collaborate with each other to reach that value this info help you to express that in the code can you share example of your code related and can do that Please no use AI for that the code should be a abit long to make reader not understand it quickly or expect the result please do it in funny and creative way I

    $28 Average bid
    $28 Giá đặt trung bình
    50 lượt đặt giá
    Basic Chat App with OpenAI API Integration
    4 ngày left
    Đã xác thực

    Title: Develop a Basic Chat Application with OpenAI API Integration Description: I am seeking a skilled developer to create a simple chat application for educational purposes. This app will allow students to interact with an AI chatbot powered by OpenAI’s GPT-3.5 API. I will provide template codes for both the server-side (Node.js with Express) and the client-side (HTML, CSS, and JavaScript). The task is to set up the application, integrate the provided code, and deploy it on Heroku. Requirements: 1. Backend: • Use the provided file as a starting point. • Ensure the OpenAI API is integrated correctly using the provided environment variable for the API key. • Set up the backend to handle chat requests and serve static files. 2. Frontend: • Use the p...

    $190 Average bid
    $190 Giá đặt trung bình
    106 lượt đặt giá

    I'm seeking a seasoned WordPress expert for custom theme development for my blog. Ideal Skills: - Extensive experience in WordPress theme development. - Proficiency in PHP, HTML, CSS, and JavaScript. - Understanding of SEO principles for blog optimization. Please note: Specific features for the theme haven't been determined yet, but skills in developing themes with potential future integrations (like social media, newsletter signups, and comment sections) would be highly beneficial. Your creativity and insight will be valued in this project.

    $424 Average bid
    $424 Giá đặt trung bình
    131 lượt đặt giá

    We are looking for a skilled front-end developer to convert our Figma design into a fully responsive website. The front-end development should be clean, efficient, and use modern technologies like HTML, CSS, Bootstrap, jQuery, and JavaScript. The backend will be developed in Laravel by another developer, so your work will focus solely on the front-end. Project Details: Design Files: The design will be provided in Figma format. Includes desktop, tablet, and mobile layouts. Technologies Required: HTML5 & CSS3 Bootstrap jQuery JavaScript (for interactive elements) Requirements: Fully responsive design compatible with all devices (mobile, tablet, desktop). Cross-browser compatibility (Chrome, Firefox, Safari, Edge). Pixel-perfect implementation matching the Figma design...

    $146 Average bid
    $146 Giá đặt trung bình
    75 lượt đặt giá
    Full-Stack Developer for GPT Application
    4 ngày left
    Đã xác thực

    ...a proactive and self-motivated Web Developer to build a web interface for our upcoming GPT application hosted on Azure. The ideal candidate will possess a strong understanding of both front-end and back-end development, with a solid foundation in web technologies. Mandates: ***Experience working in Azure microservices environment. Our environment is expected to contain: **Frontend: React, JavaScript, HTML, CSS (Hosted on Azure Web Apps microservices) **Backend: Python (FastAPI) on Azure Web Apps **Database: Cosmos DB (NoSQL) Key Responsibilities: Develop a user-friendly web page for the GPT application Collaborate with the internal team to connect the front end to the back end. Participate in weekly check-ins, as well as sprint planning and review meetings. Required Skills a...

    min $50 / hr
    Niêm phong
    min $50 / hr
    75 lượt đặt giá

    ...Mantenimiento y soporte (opcional): Ofrecer servicios de mantenimiento y soporte post-lanzamiento. Habilidades requeridas: Experiencia comprobable en el desarrollo de chatbots de IA. Conocimientos sólidos en procesamiento del lenguaje natural (PLN). Dominio de plataformas de desarrollo de chatbots (ej. Dialogflow, Rasa, Botpress, , etc.). Conocimientos de lenguajes de programación (ej. Python, JavaScript, Node.js). Experiencia en integración con APIs y webhooks. Capacidad para trabajar de forma autónoma y cumplir con los plazos establecidos. Excelentes habilidades de comunicación.   Se valorará: Experiencia en el desarrollo de chatbots para diferentes sectores (ej. e-commerce, salud, finanzas). Conocimientos en inteligencia artifi...

    $19 / hr Average bid
    $19 / hr Giá đặt trung bình
    28 lượt đặt giá
    Front End Developer for SaaS Company
    4 ngày left
    Đã xác thực

    ...- Debugging: You will be responsible for addressing bugs and issues reported by the support team. - Collaboration: Working together on quality-of-life fixes, improvements, and feature development. Ideal Skills and Experience: - Professional Experience: A minimum of 2 years in professional web-based software development is required. - Technical Proficiency: You should be proficient in vanilla JavaScript, HTML5, CSS3, and working with APIs. Knowledge of WCAG 2.0 accessibility standards is crucial. - Familiarity with Tools: Experience with Git and frontend frameworks (like Angular, React, or Vue.js) is necessary. PHP/MySQL experience is a bonus. - Communication Skills: Strong communication skills, accountability, and teamwork are essential. Work Schedule: Monday to Friday, 9 am - ...

    $5 / hr Average bid
    $5 / hr Giá đặt trung bình
    50 lượt đặt giá

    I'm looking for a proficient full stack developer with experience in Facebook App development using Graph API and FB JavaScript SDK. The primary responsibilities will include: - Creating Facebook applications for user login and authentication. - Enabling connections with business portfolio pages. - Facilitating the posting of links, images, and videos to user profiles and pages. I have not specified advanced features yet, but a deep understanding of potential enhancements like analytics, real-time notifications, and cross-platform integration will be beneficial. Skills and experience required: - Expertise in Facebook Graph API and Facebook JavaScript SDK. - Full stack development experience. - Understanding of user engagement and interaction through Facebook apps. - ...

    $12 / hr Average bid
    $12 / hr Giá đặt trung bình
    18 lượt đặt giá

    I'm in need of a web-based trading tool, specifically tailored for the Nifty 50 . The tool needs to feature basic customized candlestick graphs, real-time data integration, and analytics to assist with trading decisions. NO...NOTE: for api to collect nifty 50 you can use upstox or angleone not other than that Key Requirements: - A web-based trading tool - Integration with Nifty 50 data - Basic custom candlestick graphs (colors, size) - Real-time data integration - analytics capabilities - Ability to create or integrate APIs Ideal Candidates: - Strong experience in developing web-based trading tools (html , css , javascript) - Familiarity with Nifty 50 - Expertise in real-time data integration - Proficient in implementing analytics - Competence in creating customizable can...

    $82 Average bid
    $82 Giá đặt trung bình
    8 lượt đặt giá

    I'm looking for a front-end developer to create a website that sells products, modeled after Bluelots. The design should be modern and minimalistic, and the product pages need to include product filtering and sorting features. Ideal skills and experience: - Proficiency in front-end development languages (HTML, CSS, JavaScript) - Experience in creating e-commerce websites - Ability to design in a modern and minimalistic style - Understanding of product filtering and sorting systems

    $460 Average bid
    $460 Giá đặt trung bình
    158 lượt đặt giá

    I need HTML files developed in Tailwind based on my Figma design. The design includes various components such as forms and input fields, a wizard, a dashboard as well as login and registration pages. Key Requirements: - Implementation of the design from Figma to Tailwind HTML templates. - Optimisation of the templates for both desktop and mobile device types. - No Javascript required; only basic HTML with Tailwind to implement. Ideal Skills: - Proficiency in HTML and CSS. - Extensive experience with Tailwind CSS framework. - Strong ability to translate designs from Figma into responsive HTML templates. - Experience with mobile and desktop optimization. Figma:

    $152 Average bid
    $152 Giá đặt trung bình
    169 lượt đặt giá

    We are seeking a skilled Full-Stack Developer with 3-5 years of experience in Laravel, Livewire, Tailwind CSS, PHP, JavaScript, SQL, and basic knowledge of Filament for a long-term, 3-year contract. The ideal candidate must be a team player, fluent in English, and capable of collaborating with our client and their team in South Africa. This is a remote opportunity requiring strong problem-solving skills and a proactive mindset. Applications close today, with interviews scheduled for tomorrow. If you’re ready to work on a dynamic, international team, apply now by sending your resume and cover letter

    $7 / hr Average bid
    $7 / hr Giá đặt trung bình
    37 lượt đặt giá
    Python & JS Developer for UI Integration
    4 ngày left
    Đã xác thực

    Project Title: Python Flask & JavaScript Developer Needed to Integrate UI Module into Existing Web App Project Description: We are looking for an experienced Python Flask and JavaScript developer to help integrate a new UI module into our existing web application. The task involves developing a new module/page that will follow an already existing UI design. The module will retrieve its data from an existing backend API, which is already used by the current app. Requirements: - Develop a new UI module/page in the existing web application. - The new UI should replicate the design of an already existing page in the app. - Integrate the backend API (already in place) to fetch data for the new module. - Ensure the new UI is fully functional and properly integrated into the ...

    $21 Average bid
    $21 Giá đặt trung bình
    10 lượt đặt giá

    I'm looking for a professional web developer to create an e-commerce website for me. Key Features: - Product Catalog: A comprehensive a...Payment Gateway: The website needs to support secure and seamless online transactions. Familiarity with various payment gateways (like PayPal, Stripe, etc.) is a plus. - Customer Reviews: An integrated customer review system is important. This should allow customers to share their experiences and feedback on purchased products. Ideal Skills: - Proficiency in web development languages (HTML, CSS, JavaScript, etc.) - Experience in e-commerce website development - Knowledge of SEO best practices - Strong understanding of UX/UI design principles - Familiarity with online payment systems and security measures - Capability to integrate a custome...

    $123 Average bid
    $123 Giá đặt trung bình
    61 lượt đặt giá

    I'm looking for a skilled JavaScript developer to build an API for integrating with various third-party services. Key Responsibilities: - Develop a robust, scalable API in JavaScript - Ensure seamless integration with diverse third-party services Ideal Skills: - Proficiency in JavaScript and API development - Experience working with third-party service integration Please note, specific third-party services have not been defined yet, so flexibility and adaptability will be crucial. Understanding of various service types, such as payment gateways, social media platforms, and data analytics services, would be a plus.

    $152 Average bid
    $152 Giá đặt trung bình
    49 lượt đặt giá

    I'm looking for an experienced website developer to create a professional business website for me. The primary goal of the website is to provide information about my business. I...provide information about my business. It should be designed to convey our business values and services effectively. Key Features: - A contact form to facilitate communication with our visitors and potential clients. - A Newsletter signup feature to help us build an email list and keep our audience updated about our business. Ideal Skills: - Proficiency in web development languages (HTML, CSS, JavaScript, etc.) - Experience in creating business-oriented websites. - Good understanding of user interface and user experience design principles. Please provide examples of similar projects you've co...

    $104 Average bid
    $104 Giá đặt trung bình
    62 lượt đặt giá

    ...talented developers proficient in Python & Javascript/Typescript to join our ambitious team dedicated to pushing the frontiers of AI technology. This opportunity is tailored for professionals who thrive on developing innovative solutions and aspire to be at the forefront of AI advancements. You will work with different companies in the US who are looking to develop cutting-edge commercial and research AI solutions. Job Responsibilities: Write readable, reusable, and maintainable code for high-quality software development. Participate in code reviews to ensure adherence to standards for code quality and best practices. Develop web applications using modular architectures with a focus on scalability, readability, and security. Utilize Python and JavaScript/TypeScript to ...

    $1403 Average bid
    $1403 Giá đặt trung bình
    39 lượt đặt giá

    ...account management systems. Password encryption and secure login methods. Implement user roles (admin and regular users). Ensure the website is secure and user information is protected. User Interface: The user interface should be intuitive and easy to navigate, ensuring a seamless experience for both regular users and admins. Requirements: Frontend Development: Proficiency in HTML5, CSS3, JavaScript, and modern frontend frameworks (React, Vue.js, or similar). Experience with responsive design using CSS frameworks like Bootstrap or custom CSS. Knowledge of charting libraries (such as TradingView, Highcharts, or ) to implement trading charts. Backend Development: Proficiency in server-side development (Node.js, Python, PHP, or similar). Experience with database management syste...

    $2545 Average bid
    $2545 Giá đặt trung bình
    226 lượt đặt giá

    I'm seeking a skilled Javascript developer to create a modern, overlay-style mobile menu for my website. Key Aspects: - Design Style: The mobile menu should embody a contemporary, modern aesthetic. - Menu Interaction: The menu will operate as an overlay, covering the entire screen when activated. - Features: Specific features will be discussed in detail with the selected freelancer. Ideal Skills: - Proficient in Javascript with a strong portfolio of mobile menu implementations. - Experience in modern design principles and minimalistic aesthetics. Please provide examples of your previous work that align with this project.

    $10 Average bid
    $10
    27 bài tham dự

    We are looking for an experienced developer to integrate an external AI search engine into our website. The task involves front-end implementation using JavaScript, HTML, and CSS. The AI search engine is a ready-made application hosted by a third-party provider. Key Requirements: • Create a new search page and integrate the AI search functionality. • Add a toggle feature controlled by an environment variable to switch between the current search and the new AI search. • Handle fallback scenarios like displaying a 404 error or an “unavailable” message when the AI search is disabled. Design references for both desktop and mobile will be provided, though flexibility is required for any adjustments during implementation. If you’re experienced in fro...

    $171 Average bid
    $171 Giá đặt trung bình
    40 lượt đặt giá

    ...management, media uploads, user registration, and event management. * Integrate a reliable and secure payment gateway for transactions, ensuring compliance with relevant standards (PCI-DSS, etc.). * Ensure robust security measures are in place for data protection, especially in relation to payment processing. Front-End Development: * Implement front-end functionality with modern JavaScript frameworks and libraries (e.g., React, Angular, Vue) for an enhanced user experience. * Ensure accessibility and usability for diverse users. Payment Integration: * Integrate a secure and user-friendly payment gateway that supports various payment methods, including credit/debit cards, PayPal, etc. * Test and ensure smooth transaction flows and resolve any issues that arise...

    $371 Average bid
    $371 Giá đặt trung bình
    81 lượt đặt giá
    Web Developer
    4 ngày left

    ...Integration: Implement a system to track manual fund deposits based on user interactions with customer service. Admin can manually approve deposits and withdrawals through the dashboard. Testing & Deployment: Test the platform for security vulnerabilities, bugs, and performance issues. Deploy the website on a secure and scalable server. Technical Requirements: Front-End Technologies: HTML5, CSS3, JavaScript (React, Vue.js, or Angular) Trading chart integration using TradingView or similar libraries Back-End Technologies: Node.js, Python (Django/Flask), or PHP (Laravel) WebSocket for real-time data updates Database: MySQL, PostgreSQL, or MongoDB Security & Authentication: Secure authentication system (OAuth, JWT) Data encryption using SSL/TLS Server & Deployment:...

    $2467 Average bid
    $2467 Giá đặt trung bình
    225 lượt đặt giá

    I'm in need for an experienced fullstack web developer. The primary goal of this project is website...in need for an experienced fullstack web developer. The primary goal of this project is website development for a telehealth and e-commerce platform. The developer will also be responsible for: - Implementing new functionalities - Fixing bugs - Enhancing existing features The ideal candidate should have: - Minimum 3 years of fullstack web development experience - Proficiency in ReactJS and JavaScript or TypeScript - Experience with NextJS, Redux, and Websocket - Strong problem-solving skills - Proficiency in git It's imperative that the candidate has previously worked on at least 6-7 live projects. The developer should be ready to start in 1-2 days. Note: should be ava...

    $5 / hr Average bid
    $5 / hr Giá đặt trung bình
    11 lượt đặt giá

    ...analysis. Testing and Optimization: - Ensure accurate tracking of whale activity and detection of trending tokens. - Optimize scripts for scalability and minimal errors. --- Required Skills - **Blockchain Development**: - Expertise in the **Solana blockchain**, including Solana RPC API, Solscan API, and SPL tokens. - **Programming Languages**: - Proficiency in **Python**, **JavaScript**, or **TypeScript** for blockchain and API integration. - **API Integration**: - Experience working with APIs (e.g., Solana RPC, Twitter API). - **Automation**: - Ability to automate workflows, including real-time data collection and social media updates. - **Data Processing**: - Skills in processing large datasets efficiently and extracting actionable insights. ...

    $2636 Average bid
    $2636 Giá đặt trung bình
    15 lượt đặt giá

    We are looking for Website Developer & Project Collaborator (Asia Region) Position Title:Web...--- Key Responsibilities: - Develop responsive, user-friendly websites. - Work with platforms like WordPress, Shopify, or custom solutions. - Ensure websites are optimized for performance, SEO, and user experience. - Deliver projects on time and provide regular updates. --- Requirements: - Proven experience in website development (portfolio required). - Proficiency in HTML, CSS, JavaScript, and CMS platforms. - Strong communication and time-management skills. Preferred: E-commerce experience, familiarity with UI/UX tools, and API integration. How to Apply Send your resume, portfolio, and expected rates per project Website Developer Application Deadline: Ja...

    $176 Average bid
    $176 Giá đặt trung bình
    74 lượt đặt giá

    I am seeking a skilled web developer to build a custom web application. The project involves developing a highl...key features: Key Features: - Payment Gateway Integration: The website must support secure and seamless transactions. - Product Search and Filtering: Users should be able to easily find products through a robust search and filtering system. - Customer Reviews: Implement a system where customers can leave reviews on products. Ideal Skills: - Proficiency in web development languages (HTML, CSS, JavaScript, etc.) - Previous experience in e-commerce website development. - Knowledge of integrating payment gateways. - Ability to implement search and filtering systems. - Experience with customer review systems. Please provide examples of similar projects you've complet...

    $117 Average bid
    $117 Giá đặt trung bình
    61 lượt đặt giá
    MERN Stack Full-Stack Developers Needed
    4 ngày left
    Đã xác thực

    I need experienced MERN stack developers with a strong background in both front-end and back-end development. Key Requirements: - Full-stack development expertise in the MERN stack. - Proficiency in JavaScript, React, Node.js, MongoDB, and Express.js. - Prior experience in developing interactive, responsive, and user-friendly web applications. - Ability to implement server-side logic and database management efficiently. Please note, the specifics of the front-end features and back-end data handling will be discussed further. This is a contract that can lead to long term. Needed to start asap

    $805 Average bid
    $805 Giá đặt trung bình
    285 lượt đặt giá

    ...and ensure the codebase can scale for later phases. -Collaborate on basic front-end/back-end tasks (UI design can be minimal, but user flows should be functional). -Review Existing Code: We have a GitHub repository (link below) that contains an initial concept and API integrations needing professional refinement. Preferred Skills & Experience -Full-Stack Proficiency: Comfortable with modern JavaScript frameworks (React, Node.js/Express, etc.). -API Integration: Experience interfacing with external APIs, handling rate limits, and ensuring data consistency. -MVP/Prototype Builds: Familiarity with rapid prototyping, focusing on validating features with minimal tech debt. -Scalable Architecture: Ability to structure code and project setup so future additions (e.g., grocery list ...

    $1307 Average bid
    $1307 Giá đặt trung bình
    97 lượt đặt giá

    I need a skilled developer to transform a hardcoded box into a GeneratePress/Gutenberg/GenerateBlocks component. The current box is built with: - HTML/CSS - JavaScript - React It currently displays: - Static design, content, and functionality It also handles dynamic updates from: - Advanced Custom Fields (ACF) - Written page/post content Key Skills Needed: - Extensive knowledge of GeneratePress and GenerateBlocks - Proficient in HTML/CSS, JavaScript, and React - Experience with WordPress and ACF Please provide examples of similar projects you've completed in your proposal.

    $20 / hr Average bid
    $20 / hr Giá đặt trung bình
    85 lượt đặt giá

    ...Implement features like self-exclusion, deposit limits, and resources for people who may have gambling problems. Data Protection: Make sure your site complies with GDPR, CCPA, or other relevant data privacy laws. 2. Platform Development Technology Stack: Choose the right technologies for the front-end, back-end, and database. Common technologies used in betting sites are: Front-end: HTML, CSS, JavaScript (React, Angular) Back-end: Node.js, Python, Ruby on Rails Database: MySQL, PostgreSQL, or NoSQL solutions (MongoDB) Betting Engine: You'll need to develop a custom or licensed betting engine to handle odds, betting options, and live updates. Real-Time Data: Use APIs to provide real-time sports data, odds updates, and match results. Security: Implement SSL encrypti...

    $997 Average bid
    $997 Giá đặt trung bình
    11 lượt đặt giá

    ...designing and developing e-commerce websites with a focus on user experience and conversion optimization. Requirements: - Develop an e-commerce website with a shopping cart feature - Implement a secure payment gateway for seamless transactions - Enable user registration for a personalized shopping experience Skills and Experience: - Proficiency in web development technologies such as HTML, CSS, JavaScript, and PHP - Experience in designing and developing e-commerce websites, preferably with examples of previous work - Knowledge of responsive web design principles to ensure the website is mobile-friendly - Familiarity with popular e-commerce platforms and CMS (e.g., Shopify, WooCommerce, Magento) - Understanding of SEO best practices to optimize the website for search engines I...

    $3792 Average bid
    $3792 Giá đặt trung bình
    114 lượt đặt giá

    I'm in need of an expert in PHP Laravel who is also proficient in TypeScript and JavaScript. The ideal candidate will have experience in developing complex web applications and building RESTful APIs. Key project requirements include: - Developing a complex web application with user authentication, real-time notifications, and payment gateway integration. - Building RESTful APIs for the application. Key skills required: - Deep understanding of PHP Laravel - Proficiency in TypeScript and JavaScript - Experience in developing complex web applications - Expertise in building RESTful APIs - Knowledge in implementing user authentication, real-time notifications, and payment gateway integration.

    $27 Average bid
    $27 Giá đặt trung bình
    22 lượt đặt giá

    Hi Shahid. This is the project for the refactored javascript bit.

    $164 Average bid
    $164 Giá đặt trung bình
    1 lượt đặt giá

    I'm looking for a skilled web developer to create a custom e-commerce website for my clothing line. Key Requirements: - The homepage must prominently feature 'Featured Products'. - Please include an intuitive, user-friendly interface. - The website...The website should be visually appealing and aligned with current fashion trends. - SEO-optimized code is a plus. Please note, I have not yet decided on specific payment methods or user account functionalities. However, I am open to suggestions based on your expertise. Ideal Skills: - Previous experience with e-commerce site development. - Proficiency in web development languages (HTML, CSS, JavaScript, etc.). - Understanding of SEO and responsive design. - Knowledge of current e-commerce trends. I look forward to y...

    $69 Average bid
    $69 Giá đặt trung bình
    28 lượt đặt giá

    I'm seeking assistance with integrating my larger web application with Firebase. The project involves primarily working with JavaScript (JS and JSX) files, and to a lesser extent, HTML files. Tasks: - Setting up the Firebase project and authentication process - Uploading and hosting the necessary files - Configuring the database and storage rules Ideal candidates for this project should have a strong background in JavaScript, with considerable experience in handling larger web applications. Proficiency in Firebase setup, file hosting, and database configuration is crucial.

    $47 / hr Average bid
    $47 / hr Giá đặt trung bình
    93 lượt đặt giá

    ...with the team to ensure smooth functionality and seamless user experience. Write clean, maintainable, and efficient code following best practices. Debug and troubleshoot issues to ensure performance and scalability. Provide input on front-end development improvements and optimizations. Requirements: Proven experience with and React.js development. Proficient in HTML5, CSS3, and modern JavaScript (ES6+). Knowledge of responsive design principles and mobile-first development. Experience with front-end tools and libraries (e.g., Tailwind CSS, Material-UI). Familiarity with version control systems like Git. Strong problem-solving skills and attention to detail. Excellent communication and ability to work independently. Nice to Have: Experience with TypeScript in projects. Familia...

    $75 Average bid
    $75 Giá đặt trung bình
    19 lượt đặt giá

    Project Title: Development of Resume Templates with jsPDF Project Description: This project aims to develop customizable and dynamic resume templates using the jsPDF library. The tem...Output: The generated resumes should be in high-quality and printable PDF format. Browser Compatibility: The developed solution should work seamlessly on modern web browsers (Chrome, Firefox, Safari, Edge). Code Quality and Documentation: Clean, readable, and easy-to-maintain code is expected. Code documentation should be provided where necessary. Technical Requirements: Proficient knowledge of JavaScript Familiarity with the jsPDF library Knowledge of HTML and CSS Experience with version control systems (Git) is preferred. Deliverables: Fully functional resume templates Source codes Necessary doc...

    $83 Average bid
    $83 Giá đặt trung bình
    39 lượt đặt giá