Best freelance sites for java developers jobs

Looking for an experienced Full Stack Developer proficient in Java Spring Boot and React. The project involves both frontend and backend work. Ideal skills and experience: - Extensive knowledge and experience in Java Spring Boot for backend development. - Proficiency in React for creating dynamic and responsive frontend interfaces. - Familiarity with full stack development practices and principles. - Experience in developing, enhancing and troubleshooting applications. - Knowledge of implementing user authentication, data analytics and real-time notifications is a plus. - Excellent problem-solving skills and attention to detail.

...server-side infrastructure for our feature-rich platform. Your role will involve creating scalable, secure, and efficient back-end systems that integrate seamlessly with the front-end and external services. Scope of Work: Platform Overview: Develop and maintain back-end systems for 40 platform sections. Ensure seamless data handling and integration with the front-end. Implement secure APIs and services for features like job listings, user dashboards, local services, and gig management. Core Features to Develop: Authentication and User Management: Secure user registration, login, and role-based access control (e.g., employers, freelancers, admins). Job and Gig Listings: API support for advanced search, filtering, and listing updates. Payment Integration: Su...

...WordPress Website Development Services. Our team of experienced developers is dedicated to providing top-notch WordPress solutions tailored to your specific needs. We specialize in creating responsive, user-friendly, and SEO-optimized websites that not only look great but also perform excellently. Our services include but are not limited to: Custom WordPress Website Design: We create unique and custom designs that align with your brand identity and business goals. WordPress Theme Development: We can develop custom WordPress themes or customize existing ones to suit your preferences. WordPress Plugin Development: We can develop custom plugins to extend the functionality of your website. WordPress SEO: We ensure your website is optimized for search engines to improve visibil...

...based on detailed designs for a platform featuring advanced functionalities for job seekers, employers, freelancers, and local service providers. As the Front-End Developer, you will transform 40 completed UI designs into a fully functional, optimized, and scalable front-end that integrates seamlessly with back-end services. Scope of Work: Platform Overview: Develop a responsive web application for desktop, tablet, and mobile. Ensure compatibility across major browsers (Chrome, Firefox, Safari, Edge). Implement designs provided in Figma or Adobe XD. Core Features to Develop: Homepage: Dynamic and interactive interface highlighting platform features. Job Listings and Filters: Advanced search and filtering for job seekers. Freelancer and Employer Dashboards...

I strive to bring the beauty of simplicity and everyday moments to life through my sense of emotion. I am looking for a talented street photographer who can capture powerful images of everyday life in historical settings. Key Requirements: - Expertise in street photography - Access to and familiarity with historical sites - Ability to convey emotion and simplicity through the lens Ideal Skills: - Strong portfolio of street photography - Experience shooting in historical locations - Excellent understanding of composition and storytelling through photography

...user-friendly, and responsive design for our website and mobile platform. Your work will directly shape how users interact with our platform, ensuring seamless navigation and an engaging user experience. Key Responsibilities: Design intuitive user interfaces (UI) for desktop and mobile platforms. Collaborate with developers to implement your designs effectively. Ensure all designs align with our brand identity and user experience (UX) principles. Create mockups, wireframes, and prototypes for review. Optimize designs for performance, accessibility, and responsiveness. Requirements: Proven experience in web design, with a portfolio showcasing relevant projects. Proficiency in tools like Adobe XD, Figma, or Sketch. Strong understanding of HTML, CSS, a...

Note: Bid amount more than set budget will be ignored, Else don't bid and not to ask to increase thebudget. Read the project details first then bid. I have existing android app which is based on Live train status app. In the app some of api is not showing the results and data due to expired api. I need to replace the api with new rapid api to show the results in same way. The app is developed in java. 4 api need to replace/change only which are related to: Train schedule PNR Trains Between stations Seat availability

I'm in need of a seasoned Fullstack Java Developer to assist with the maintenance of my existing web application. The primary focus will be on performance optimization. Ideal skills and experience include: - Extensive knowledge of Java and fullstack development - Proven experience in web application maintenance - Strong skills in performance tuning and optimization - Familiarity with bug fixing and security updates, even if they're not the primary focus - Excellent problem-solving skills and attention to detail.

I'm in need of a seasoned Fullstack Java Developer to assist with the maintenance of my existing web application. The primary focus will be on performance optimization. Ideal skills and experience include: - Extensive knowledge of Java and fullstack development - Proven experience in web application maintenance - Strong skills in performance tuning and optimization - Familiarity with bug fixing and security updates, even if they're not the primary focus - Excellent problem-solving skills and attention to detail.

I'm seeking a dynamic and well-connected professional to join my remote Customer Acquisition Team. This is a dual-role position focusing equally on generating high-quality customer leads and recruiting top-tier freelancers. Key Responsibilities: - Lead Generation...A proven track record in generating leads and converting them into customers is highly desirable. - Proficiency in CRM systems and Digital Tools: Familiarity with these will help streamline the process and enhance efficiency. - Recruitment Experience: Prior experience in recruitment, especially in freelance marketplaces, will be an advantage. If you're a driven individual with a knack for networking and a passion for customer acquisition and recruitment, I'd love to hear from you. Message m...

I want to learn how to earn well in the freelancing world specifically in the proofreading and editing niche. Ideal Skills and Experience: - Expertise in proofreading and editing - Proven track record in freelancing - Excellent teaching and communication skills

I'm looking for a skilled Android developer to enhance our real-time, competitive multiplayer game. This is a part-time contract role. The game is designed for online exercise equipment, and your main focus will be to refine the app's interface and multiplayer functionality. Key Responsibilities: - Set up AndroidStudio to build the current app and generate .apk files - Enhance the app UI using Kotlin - Develop the real-time gaming interface with in C++ - Implement USB serial communication using Java - Manage source control via Git/Bitbucket Essential Skills: - Proficiency in AndroidStudio - Strong command of Kotlin, C++, and Java - Experience with real-time gaming development - Familiarity with Git/Bitbucket for source control Preferred lo...

I'm seeking Indian nationals who are having either NACE Level II or Level III qualified professional for long-term freelance collaboration on various cathodic protection projects. The projects primarily encompass: - Pipeline protection - Tank protection - Structural protection - Concrete protection Your main responsibilities will include: - Designing cathodic protection systems - Conducting cathodic protection surveys - Overseeing monitoring and maintenance tasks In terms of cathodic protection system design, I will need your expertise in: - Designing and specifying cathodic protection systems - Preparing system specifications - Selecting appropriate materials - Estimating costs Ideal candidates will have significant experience in cathodic protection, especially in ...

I'm looking for a seasoned Hybrid Mobile App developer to help me create a productivity-focused app. The app should be compatible with both iOS and Android devices. Key Requirements: Vehicle Parking System Project Overview 1. Project Title Vehicle Parking System 2. Introduction Purpose: To develop an efficient parking management system accessible via mobile (iOS & Android) and desktop applications. Scope: Manage parking reservations, payments, and space availability. 3. Features User Authentication User registration and login (social media integration). Parking Space Management View available parking spots in real-time. Reserve a parking space. Payment Integration Support for various payment methods (credit/debit cards, digital wallets). Notification System ...

I'm looking for a dedicated SEO expert to join me on a regular basis for my client projects, primarily focused on corporate, blogs and content sites. Your expertise will be essential in enhancing the performance and visibility of these sites. Key Responsibilities: - Implementing and optimizing technical SEO strategies - Improving site speed - Ensuring mobile compatibility - Implementing structured data -Creating Backlinks -Off Page SEO techniques Ideal Skills: - Extensive knowledge of Technical and OffPage SEO - Proven track record with corporate, blogs/content sites - Proficiency in site speed and mobile optimization techniques - Experience with structured data implementation This is a long-term partnership opportunity for the right cand...

I'm seeking a proficient freelance full-stack developer with extensive front-end and back-end development experience. Your role will encompass integrating multiple front-end pages with our pre-prepared back-end infrastructure. Strong expertise in Supabase for database management and authentication, as well as experience with for back-end systems, is crucial. Key Responsibilities: - Ensure seamless communication between the front-end (Node.js) and back-end - Troubleshoot any arising issues - Provide technical support as necessary Ideal Candidate: - Solid web development skills - Ability to work independently - Problem-solving mindset - Expertise in Supabase, , and full-stack development We require integration of the following functionalities: - User authenticat...

I'm looking for an expert in Azure DevOps, specifically in setting up CI/CD pipelines, to assist with my Java-based web application. Key Requirements: - Proficient in Azure DevOps, especially with CI/CD pipelines. - Experience in deploying Java web applications. - Knowledge of best practices in CI/CD and DevOps. Your role will primarily involve: - Designing, implementing, and optimizing the CI/CD pipelines for my application. - Ensuring smooth automation of the deployment process. - Troubleshooting any issues that arise during the setup. If you have a strong background in DevOps and a passion for Java, I would love to hear from you. Please include your relevant experience in your proposal.

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I'm seeking a seasoned Java Spring Boot developer to help maintain/enhance an existing application. The ideal candidate must align with the EST (Eastern Standard Time) time zone. 8 PM IST to 2:30 AM IST. Key Responsibilities: - Maintain the current application - Focus on user authentication and authorization - API creation, integration, and development. - back up all meetings and chats with the client. - he should be a very proactive and quick learner. - Minimum having 9+ years of real-time experience. Skills & Experience Required: - Proven experience with Java Spring Boot core, AOP, web flux, Security, - Strong understanding of user authentication and authorization. - Proficient in API integration and development - Ability to work within EST time zone(Must 8 pm I...

We are seeking a skilled and experienced Freelance Web Developer to build a fully functional e-commerce website using HTML, CSS, and JavaScript. The website must include a robust backend, customer login capabilities, payment integration, and delivery integration. The project requires expertise in creating SEO-friendly web pages and deploying the website to HostGator. Responsibilities: - Develop responsive and SEO-optimized e-commerce web pages using HTML, CSS, and JavaScript. - Design and implement a secure backend to support customer login and manage user data. - Integrate payment gateways like Stripe and PayU for seamless transactions. - Set up delivery partner integration with Shiprocket for efficient order fulfillment. - Ensure cross-browser compatibility and smoo...

I am in need of a strong Core Java expert who can conduct functional testing on an API during night shifts (7PM to 3 AM IST). The ideal candidate is a proactive problem-solver who can triage daily issues and report on them, starting and picking up tasks from day 1. Key Responsibilities: - Conducting functional testing on the API - Triage daily issues and report them - Start and pick up tasks from day 1 Skills & Tools: - Strong Core Java - Familiarity with Custom Test NG - Strong knowledge of Splunk - Proficient user of Maven and Git - Comfortable using Linux commands - Regular Slack and MacBook user - Able to work from 7PM to 3 AM IST - Comfortable working in zoom screens share control my machine The successful candidate will be someone who can start and pick up tasks...

...of fonts and styles for the translated text. Additional Requirements Learning & Enhancement: The AI system should improve accuracy and efficiency over time as translations and glossary updates are made. Output Options: Export translated comic pages as new images. Download translation results as structured text files (e.g., original text alongside the translation). User-Friendly Interface: Provide a drag-and-drop feature for uploads and a clean, intuitive interface for non-technical users. Ideal Developer Skills Expertise in OCR technologies (e.g., Tesseract, Google Vision). Experience with API integrations for AI tools (OpenAI, DeepSeek, Google Translate, etc.). Proficiency in languages like Python, C#, or Java. Familiarity with handling image a...

Connects freelancers with clients in need of various services such as writing, design, development, marketing, and more. Global Reach: Offers opportunities for freelancers from around the world to find projects and work remotely. Flexible Work: Allows freelancers to choose their own schedules, set rates, and work on projects that align with their skills and interests. Payment Security: Offers secure payment systems, with options for hourly or fixed-price contracts. Project Variety: Covers a broad range of industries and sectors, providing freelancers with diverse work opportunities. Profile Building: Freelancers can create detailed profiles showcasing their skills, past work, and reviews from clients. Client Interaction: Facilitates communication between freelancers and...

Connects freelancers with clients in need of various services such as writing, design, development, marketing, and more. Global Reach: Offers opportunities for freelancers from around the world to find projects and work remotely. Flexible Work: Allows freelancers to choose their own schedules, set rates, and work on projects that align with their skills and interests. Payment Security: Offers secure payment systems, with options for hourly or fixed-price contracts. Project Variety: Covers a broad range of industries and sectors, providing freelancers with diverse work opportunities. Profile Building: Freelancers can create detailed profiles showcasing their skills, past work, and reviews from clients. Client Interaction: Facilitates communication between freelancers and...

I am seeking a talented freelance graphic designer to create a unique and professional logo that reflects my company's brand identity. This logo will be used across various marketing materials and platforms, so it needs to be versatile and scalable. - **Understanding Brand Values:** The designer must be able to interpret my business's core values and vision to develop a logo that effectively communicates our brand message. - **Creativity and Originality:** I expect a logo that is not only aesthetically pleasing but also original and memorable. - **Technical Skills:** Proficiency in industry-standard graphic design software (such as Adobe Illustrator or Photoshop) is essential. - **Portfolio Submission:** Applicants should provide a portfolio of their previous logo designs...

...developing, maintaining, and optimizing our web applications, ensuring an exceptional user experience and robust backend functionality. Responsibilities: Design, develop, and maintain web applications using Laravel for the backend and React for the frontend. Build RESTful APIs and ensure seamless integration between backend and frontend systems. Collaborate with designers, product managers, and other developers to implement user-friendly and visually appealing interfaces. Optimize application performance and scalability. Write clean, maintainable, and reusable code following best practices. Perform unit testing and debugging to ensure high-quality software delivery. Work with version control systems, such as Git, to manage and deploy code effectively. Stay u...

Connects freelancers with clients in need of various services such as writing, design, development, marketing, and more. Global Reach: Offers opportunities for freelancers from around the world to find projects and work remotely. Flexible Work: Allows freelancers to choose their own schedules, set rates, and work on projects that align with their skills and interests. Payment Security: Offers secure payment systems, with options for hourly or fixed-price contracts. Project Variety: Covers a broad range of industries and sectors, providing freelancers with diverse work opportunities. Profile Building: Freelancers can create detailed profiles showcasing their skills, past work, and reviews from clients. Client Interaction: Facilitates communication between freelancers and...

I am seeking a skilled freelance photographer to cover an event in Paris on January 28-29 (Paris Packaging Week). The event is an exhibition and I'd like the photos to capture the stand of my client. Key Responsibilities: - Mixed style photography: a combination of candid and formal shots to provide a comprehensive view of the event. - Coverage of the event for promotional material and social media Ideal Candidates Should: - Have extensive experience in event photography - Portfolio demonstrating a mixed style of photography - Ability to deliver high-quality photos suitable for promotional material.

I'm looking for a skilled Android developer to create a unique productivity app. The app will feature an online store that's gamified, making shopping an engaging experience. This store will sell a variety of products. I dont have anything that I could remember exactly like this, I am attaching a pdf file or bulet file explaininy everything about the app. Please only serious developers msg me with full plan. I need it fast and cheap. Key Features: - The app should prioritize productivity, incorporating task management, calendar integration, and note-taking features. - The online store should be designed with gamification at its core, making the shopping experience interactive and fun. - The store will sell a range of products, so the app should accommodate diverse ...

Job Description To reinforce our dynamic development team, we are seeking a skilled Frontend developer, for one of our clients in the insurance industry based in Germany. As a Frontend developer, you will collaborate with an international cross-functional teams to design, develop, and deploy high-quality software solution. Responsibilities: Developing User Interfaces (UI): Building and maintaining user-friendly, responsive, and visually appealing interfaces for the client’s web applications. Implementing Designs: Translating UI/UX designs into functional code using HTML, CSS, and JavaScript, ensuring the application is visually consistent and interactive. Optimizing Web Performance: Improving the performance and speed of the website or application, ensuring a sm...

Hello! Zug-based Unita is hiring a Data Cleansing Specialist for their client from the Big Four to improve data quality and efficiency. If you are interested please get in touch with us! ...

I'm in search of a talented graphic designer to create impactful social media post creatives for our brand. Our posts primarily target Facebook, Instagram, and LinkedIn, and are designed for branding purposes. Key Responsibilities: - Design professional and corporate-styled posts for our social media platforms - Create content featuring product showcases, hiring posts, and work culture The ideal candidate would be a freelance graphic designer seeking a long-term association with a reputable organization. A strong understanding and experience in designing for corporate and professional audiences is a must, as is a knack for creating engaging product showcase posts.

Freelance Recruiter (Remote) – IT & Non-IT Hiring We are a young and dynamic recruitment consultancy looking for an experienced Freelance Recruiter to join our team. The ideal candidate should have at least 2+ years of experience in recruitment and be capable of handling both IT and Non-IT positions, with a primary focus on Non-IT roles. Key Requirements: • Minimum 2 years of recruitment experience in IT and Non-IT domains (preferably Non-IT). • Strong sourcing and screening skills across various job portals and social media platforms. • Ability to manage end-to-end recruitment processes independently. • Must have their own laptop and a stable internet connection (remote working). • Excellent communication and negotiation skills. &bul...

...visually stunning and intuitive user experience. Below are my project specifics: - My vision is a website optimized for both aesthetics and functionality. - Inspiration comes from websites with a clear layout, harmonious color schemes, and seamless navigation flow. - The site’s primary focus is on facilitating online transactions. Ideal candidates will possess the following: - Strong background in web design with a portfolio showcasing diverse projects. - Proficiency in UI/UX design tools and best practices. - Ability to implement a design that encourages user engagement and simplifies the payment process. - Solid understanding of front-end technologies to work closely with developers, if necessary. Your expertise will help create an online environment that...

Need a developer who is a master in JavaScript, CSS, HTML and have good designing skills if knows Java would be a great advantage

Need a developer who understands Java, JavaScript, ajax, CSS and HTML.

Good afternoon, my name is Mykhailo. I provide services that can give you the opportunity to work on any freelance platform that might be blocked in your region. Specifically, I have laptops available for rent via remote access, so people in China can also work on any freelance platforms. If you are interested, feel free to contact me on Skype: profile code **live:.** or by username: **Mykhaylo Osadchuk**.

I'm seeking a talented freelance photographer based in Bangalore for a two-day shoot of my jewelry pieces. The photography style should be minimalistic and clean, capturing the elegance of the pieces against natural backdrops. Key Requirements: - Close-up detailed shots: I need crisp, high-quality close-ups that showcase the intricate details of my jewelry. - Model wearing the jewelry: The pieces should be captured on a model, styled in a high-fashion editorial manner. -Jewelry in a lifestyle setting: The shots should also depict the jewelry in a lifestyle context, adding a relatable, yet aspirational element to the visuals. Ideal Skills: - Experience in outdoor shoots: The majority of the shoot will take place outside, so prior experience with outdoor photography is a...

Design + API integration. kotlin and java

...Operations About Us: AEGCO is a leading company specializing in event safety and electrical operations, with extensive experience in managing safety and compliance for entertainment events. Our core expertise includes electrical safety, civil defense permits, safety certifications, and engineering consultancy reports. Join Our Freelance Network: We are currently seeking highly skilled freelancers in occupational safety and health to collaborate on various projects. If you have the expertise and passion to ensure safety at major events, we want to hear from you. Why Work With AEGCO? • A proven track record in delivering safety solutions for large-scale exhibitions and conferences. • Expertise in floor safety and fire protection to ensure all events mee...

Create an app in Figma including the code to enable rapid integration by the developers Important highlights: *** BLOGS / ARTICLS SECTION - Place above the articles a dropdown menu, with all the available categories. Once selected one of these categories, open the blog content of that category. - Show right next to the drop down menu a search icon, when pressed, open a search box in a div-container; whereby the user can search for one specific keyword. - Show left next to the drop down menu a back icon, when pressed go back to the former page. - Have the first five 'priority' blogs / articles scrolling horizontally. - Have below the horizontal blogs, have 10 blogs listed, once scrolling down have even more. - Once blog opened, keep always the Top Blogs Bar ...

I'm looking for an experienced developer to code and implement various plugins and mods for my Java Edition Minecraft server. The server needs enhancements to gameplay, some robust admin tools, and a few custom mini-games. Ideal candidates should have: - Proficiency in Java and Minecraft plugin development. - Experience with creating and implementing gameplay enhancements. - Skills in coding admin tools for server management. - Creativity in designing and coding custom mini-games. - Knowledge of Minecraft's Java Edition mechanics and limitations. Please provide examples of similar projects you've completed in your proposal.

I am an interior architect focusing on hospitality and hotel design. I am seeking talented freelance project managers to assist with producing technical drawings for hotel design projects. Key responsibilities will include: - Producing technical drawings, including joinery details, floor and ceiling plans - Collaborating on exciting hospitality and hotel design projects Ideal candidates should have a strong background in hospitality design, particularly in hotels. Proficiency in AutoCAD is a must, as this is the primary software for producing technical drawings. Experience in concept development and construction management is a plus, but the primary focus will be on technical drawing production. Please get in touch if you would like to collaborate on this exciting ...

I'm on the lookout for an experienced freelance AWS Server specialist. Your primary task will be to configure the server to meet our needs. Key Responsibilities: - Set up the AWS Server - Configure the server for optimal performance Ideal Candidates: - Proven experience with AWS Server - Strong technical skills in server setup and configuration - Ability to work independently as a freelancer

Are you looking for high-quality freelance services to elevate your brand? I specialize in website development, content creation, video editing, and logo design, helping businesses and individuals establish a strong online presence. Website Development A well-designed website is essential for any business. I create responsive, fast, and user-friendly websites that align with your goals. Whether you need a portfolio, e-commerce site, or business website, I ensure a sleek design, smooth navigation, and SEO optimization. Your website will be mobile-friendly, secure, and visually appealing to attract more visitors and convert them into customers. Content Creation Content is key to engaging your audience. I provide compelling blog posts, website copy, social media content...

Python Developer for Image Cropping & OCR Data Extraction Description: We are looking for a Python developer to help automate the extraction of data from screenshots. The project involves two key tasks: Screenshot Cropping Script: Develop a script to crop screenshots and isolate the relevant data sections, focusing on the area below the column headers. The cropping areas may vary slightly between different screenshots. OCR Data Extraction and Excel Conversion: Use OCR tools (like Tesseract) to extract text from the cropped images. Convert the extracted data into a structured format, and save it into an Excel file, with each piece of data placed into corresponding columns. Requirements: Proficiency in Python (Pillow, OpenCV, pytesseract). Experience with OCR for...

...specifically for PDF annotation, built using Angular. The SDK will enable users to annotate, highlight, draw, and comment on PDFs, providing essential features such as text markup, freehand drawing, shapes, sticky notes, and more. It will be designed for easy integration into web applications with a focus on performance, stability, and a smooth user experience. Key Responsibilities: Develop an Angular-based SDK for PDF annotation tools, ensuring seamless integration with web applications. Implement annotation features such as text highlighting, underlining, freehand drawing, shapes (circles, rectangles), and sticky notes. Ensure the SDK is capable of handling large PDF files efficiently while maintaining optimal performance and stability. Provide an intuitive and c...

I'm looking for an experienced Java Edition Minecraft mod developer to create an engaging Adventure/Quest mod. Key Features: - New Biomes and Structures: The mod should introduce various new landscapes and build sites to keep players intrigued. - Unique Mobs and NPCs: I want the mod to include different, engaging characters and creatures that will enhance gameplay. - Custom Items and Weapons: The mod should provide players with a range of specially designed items and weapons to aid in their quests. Ideal Skills and Experience: - Proven experience in Minecraft mod development, specifically for the Java Edition. - Strong understanding of creating and implementing unique game features. - Ability to design interesting biomes, structures, mobs, and NPC...

I need a freelance designer to create a poster and a banner for my ready-made food delivery service "Green Basket." The designs should highlight our quick, reliable delivery and high-quality food. Requirements: Professional, modern design style Include brand name "Green Basket" High-quality food images (stock images are okay) Files in JPG, PNG, and editable formats (PSD/AI) Experience with food-related designs preferred Please share your portfolio, timeline, and pricing.

I'm in need of a professional resume tailored for a senior-level full-stack developer. The resume should be optimized for Applicant Tracking Systems (ATS) and emphasize my expertise in .NET. Key requirements: - Highlight my full-stack development experience. - Focus on senior-level capabilities and contributions. - Emphasize .NET skills and experience. Ideal candidates will have: - Extensive experience in software development, particularly full-stack. - A strong understanding of ATS and how to optimize a resume for it. - Expertise in .NET, with the ability to portray this in a compelling manner. Please include examples of ATS-friendly resumes you've created in the past, particularly for senior-level software developers.