App developer jobs

Looking for a Flutter Developer – Microlearning App ? ? Budget: €5000+ (Multiple phases with milestones) We are looking for a Flutter developer or a team of Flutter developers to build the beta version of a microlearning app for mobile, tablet and web. The app needs to be responsive. The app will offer structured learning paths, interactive content (videos, quizzes, mini-projects), gamification (streaks, badges, leaderboard), and offline mode. We need to access full source code and/or Github repository. We hope to launch the full App in May or June 2025 when the v1.0 will be ready. The project may start at the end of February if we find the developer we need. Key Features: ✅ User authentication (email, Google/Apple/Faceb...

We support: Wix account Remote Mac Computer Requirements: Work time: EST time zone

I'm seeking a seasoned PowerApps developer to assist in creating a Canvas app. The primary function of this app is workflow automation, so experience in designing systems to streamline processes is crucial. The app will need to connect to SharePoint and Microsoft Dynamics 365, so proficiency with these data sources is a must. Ideal Skills: - Extensive experience with PowerApps development, specifically Canvas apps. - Strong background in workflow automation. - Proficient in integrating SharePoint and Microsoft Dynamics 365. - Excellent problem-solving skills to create efficient automated workflows. - Knowledge in implementing data security best practices within PowerApps. - Experience in integrating third-party APIs to extend app functionality.

I'm looking for an experienced developer or team to create a commercial eBook application compatible with both iOS and Android. Key Features: - The app should support in-file purchases, enabling a seamless buying experience for users. - Essential reading tools like bookmarking, notes, and highlights are a must, to enhance user interactivity and engagement. Reading Format: - The app must support the ePub format. Ideal Skills: - Cross-platform mobile app development - In-app purchase integration - User interface (UI) and User experience (UX) design - ePub compatibility and understanding of eBook industry standards. Please provide examples of similar projects you've completed in your proposal.

I'm looking for a seasoned SQL developer to assist with Orderwise WMS report queries. Key Skills: - Proficiency in SQL - Experience with Orderwise WMS - Ability to generate complex report queries Please note that the specific objectives for the queries have yet to be determined, so I need someone flexible and adaptable, who can help me refine the requirements based on their technical expertise. Experience in working with inventory management systems and understanding of warehouse operations would be a significant advantage.

Hiring Experienced Laravel & WordPress Developer for Long-Term Support (Some US Availability Required) I am looking for an experienced Laravel & CodeIgniter PHP Developer with expertise in WordPress theme and plugin development, MySQL, and GoDaddy CPanel management and GitHub setup and managing. This is a long-term opportunity for the right candidate who can also work with Aimeos (Marketplace Extension) and is available during U.S. business hours. Requirements: ✔ Expertise in PHP (Laravel & CodeIgniter) ✔ WordPress Custom Theme & Plugin Development ✔ Experience with MySQL Database Management ✔ Familiarity with GoDaddy CPanel setup ✔ Experience with Aimeos Marketplace Extension (preferred) ✔ Ability to configure multi-tenant eCommerce solutions ✔ Strong pro...

I'm seeking an experienced blockchain developer to create a Flash USDT on the Tron platform. The primary purpose of this USDT will be for transactions. Key Responsibilities: - Develop a Flash USDT on the Tron blockchain. - Ensure the USDT is transaction-ready. Ideal Skills: - Proven experience with Tron blockchain. - Expertise in USDT creation. - Strong understanding of multi-signature wallet implementation. Please provide examples of similar projects you have completed.

I am looking for a Shopify + Wordpress developer with specific expertise in custom theme development. The ideal candidate will have experience wokring in the US West Coast time zone and be available for full-time work. Specific requirements for this project include: - Custom theme development for Shopify and Wordpress - Familiarity with app development for Shopify & plugins for wordpress - Store setup and configuration - INSTANT communication availability (as we have only teamwork-based tasks, not work-at-your-own-pace). Only individual freelancers please, no teams/agencies. In order to separate spammers from real candidates, if you agree with this statement please write it on top of your bid: "I am available to work in the US time zone and have X hours left avail...

I need a skilled iOS Flutter Developer to help me deploy my app on TestFlight The task is really simple everything is ready you just need to deploy the app from xCode to IOS Developer space you must has Mac OS device, the app should be deployed correctly so it dont cause crashes etc on mobile

I'm looking for a skilled app developer to create a comprehensive E-commerce app. The app will not only allow users to buy and sell books, but also to read and upload their own. Key Features: - User Account Creation: Users should be able to create their own accounts, track their purchases, and manage their listings. - Payment Gateway Integration: The app should include a secure, reliable payment system for transactions. - Product Search and Filters: Users should be able to easily find books through a robust search function and various filters. Platform: The app must be compatible with both iOS and Android. Ideal Skills: - Proficient in cross-platform app development - Experienced in E-commerce app creation - Knowledgeable in ...

We are looking for a skilled MERN Stack Developer to make customizations to our existing dynamic landing page. The page is built using React.js and Node.js and requires modifications to improve functionality, design, and performance. Further details (due to confidential data) will be discuss over the chat.

I'm seeking a talented mobile app developer located in Hyderabad, to create an Android-based social networking app. Key Responsibilities: - Design and develop a user-friendly and engaging ios,Android mobile app. - Create features typical of social networking platforms (profile creation, friend requests, messaging, etc.). - Ensure the app is optimized for performance and usability. Ideal Skills: - Proficiency in Android app development. - Prior experience developing social networking apps is a plus. - Knowledge of UI/UX principles for mobile apps. - Excellent problem-solving skills and attention to detail.

I'm looking for a Middle Drupal Developer to manage system performance and oversee all technical aspects of our CMS. This role requires close collaboration with both developers and customers to ensure an effective, visually appealing, functional, and intuitive implementation. Key Responsibilities: - Manage system performance of the CMS - Oversee all technical aspects of the CMS - Collaborate with developers and customers Required Skills and Experience: - Proven experience creating custom Drupal modules, particularly content-related and API integration modules - Proficiency in building responsive websites using JavaScript, HTML5, and CSS3 - Strong understanding of Drupal’s hook system, MySQL database, Form API, and REST API - Expertise in using Git, CI tools, and Contain...

The project will involve adding new features to the existing Laravel website 1) Fixing delivery time slot. 2) Few changes in website for convenient order placing

Only bid who can complete it today in 5 hours.

I'm looking for a proficient app developer to assist in creating an educational application focused on student learning and practice for high school and college students. The app will cover a broad range of subjects, encompassing math, science, reading and writing, among others. Key Responsibilities: - Collaborate with me to design an engaging, user-friendly interface. - Develop interactive elements that promote student participation and learning. - Incorporate a wide variety of subjects into the app. Ideal Skills: - Extensive experience in app development, particularly in the education sector. - Strong understanding of high school and college curriculums. - Ability to create interactive, engaging content.

We are looking for a talented web developer with a strong eye for aesthetics and visual harmony. The ideal candidate should be able to create a beautiful, engaging, and highly attractive website that captivates customers through stunning visuals and a seamless user experience. Requirements: Strong skills in UI/UX design with a focus on aesthetic appeal Ability to create a harmonious, visually pleasing layout Experience using high-quality images to enhance the overall look and feel of the site Proficiency in modern web design tools (HTML, CSS, JavaScript, etc.) Knowledge of branding and how to attract customers through visuals Knowledge of adding UGC on the website Experience in e-commerce or product-based websites is a plus (please share your portfolio) If you have a passion for ...

₹12,500.00 – 37,500.00 INR Bidding ends in 6 days, 23 hours I'm looking for a Python developer to create a comprehensive cryptocurrency trading app. Key Features: - Real-time price tracking: The app needs to provide up-to-the-second price updates for various cryptocurrencies. - Automated trading bots: Implement intelligent bots that can trade on my behalf based on pre-set parameters or learned market patterns. - Portfolio management: The app should help me manage my crypto assets efficiently, providing insights and analytics on my portfolio's performance. Exchange Integration: The app should be able to seamlessly integrate with major cryptocurrency exchanges, specifically Binance and Kraken. Ideal Skills and Experience: - Proficiency i...

Senior Full Stack Developer - API Integration Specialist (1-Month MVP Project) Project Overview We're building an innovative edutech platform to address declining teaching standards in UK universities. The platform will connect students with qualified tutors for on-demand academic support through chat-based sessions. Technical Approach We're accelerating development by leveraging proven open-source technologies: • Rocket Chat (self-hosted) for core chat functionality • Integration with Google Auth, Stripe, and AWS S3 • Custom API layer to orchestrate these services Required Skills & Experience • Extensive API integration experience • Full-stack development expertise • Experience with: Self-hosted open source platforms Payment system i...

I'm looking for a professional web developer with extensive experience in creating Shopify-based e-commerce sites. The ideal candidate should be able to work with both custom designs and pre-made templates. Key requirements: - Proficient in Shopify platform - Able to design and implement a combination of custom and pre-made templates - Prior experience in E-commerce site development - Ability to deliver a user-friendly, responsive and visually appealing site Please provide examples of previous Shopify e-commerce sites you've developed.

Wordpress developer needed , must know custom coding. We will pay you based on every task, it includes Minor Tasks such as making basic changes on website, fixing the allignment issues on pages , Woocommerce custom checkout page design integration, one page checkout for woocommerce, adding custom functionality in woocommerce No Advance Payment, long term collaboration option based on your quality of work and delivery time Start your bid with Dr. Else your bid will ignored.

I'm looking for an experienced Android app developer to build a 2D Number Game with both front and backend. The game should be designed for both Android and iOS platforms. Key requirements: - Comprehensive handling of all required services and hosting. - Complete project handover upon completion. - Expertise in 2D graphics game development. - Future-proofing for potential iOS support. - Prior experience in developing puzzle games is a plus. Please provide examples of your previous work in your proposal.

Full-Stack Developer Needed: Influencer Marketing & Management Platform for Saudi & GCC – API Research & Compliance Required Project Overview: We are looking for an experienced full-stack developer (or development agency) to build an Influencer Marketing & Management Platform for Saudi Arabia & GCC markets. The platform must allow brands to discover influencers, manage campaigns, track performance, process payments, and ensure compliance with Saudi & GCC regulations. Additionally, the developer must conduct API research, provide a technical document for approval, and analyze whether e-commerce integration is necessary. Project Scope & Key Features: The platform must include: ✅ Influencer Discovery & AI Matching • Sear...

I'm in need of a seasoned Python developer who has robust knowledge in Docker and Ngrok. The main focus of the application will be automation, specifically targeting tasks to be executed seamlessly without manual intervention. Key Responsibilities: - Develop an automation application using core Python - Utilize Docker for containerization and Ngrok for secure tunneling - Ensure seamless integration with a specific cloud service Ideal Skills: - Proficient in core Python with demonstrable experience - Strong understanding and experience with Docker - Proficient in using Ngrok for secure tunneling - Experience with cloud services integration - Strong problem-solving and debugging skills Please note, the specifics of the tasks to be automated will be discussed further. I am loo...

I'm in need of a Python expert who can maintain my web scraping code. The code is currently set up to collect data from various news websites on a daily basis. Key Responsibilities: - Ensuring the scraping code runs smoothly and efficiently every day. - Troubleshooting any issues that arise with the code or the websites being scraped. - Implementing updates to the code as needed, such as changes in website structure or scraping requirements. Ideal Skills: - Strong Python programming skills. - Experience with web scraping, particularly from news sites. - Problem-solving skills for troubleshooting code issues. - Ability to adapt to changes in website structures. Your expertise will help ensure consistent and reliable data collection from these news sites.

I'm looking for a Python developer to create a comprehensive cryptocurrency trading app. Key Features: - Real-time price tracking: The app needs to provide up-to-the-second price updates for various cryptocurrencies. - Automated trading bots: Implement intelligent bots that can trade on my behalf based on pre-set parameters or learned market patterns. - Portfolio management: The app should help me manage my crypto assets efficiently, providing insights and analytics on my portfolio's performance. Exchange Integration: The app should be able to seamlessly integrate with major cryptocurrency exchanges, specifically Binance and Kraken. Ideal Skills and Experience: - Proficiency in Python with a strong understanding of its libraries related to ...

? Project Description: We are looking for a developer with experience in online card games to create a website and mobile application for the classic Argentine Truco. The project will include a multiplayer game, AI integration, online tournaments, and a monetization system. ? Requirements: ✔️ Mobile app development (preferably React Native or Unity). ✔️ Experience in real-time multiplayer games (, Firebase, WebRTC). ✔️ AI programming for single-player mode. ✔️ Web development for the informational platform (WordPress, , or similar). ✔️ Experience with tournament and betting systems (initially without real money). ✔️ Knowledge of payment gateway integrations (Stripe, PayPal, Crypto, etc.). ? Key Features to Develop: ✅ Online Truco Game: 1v1 and team mode. ✅ AI Mode: Play aga...

I'm seeking a proficient full stack developer with strong Javascript skills, particularly in React and Nest. The ideal candidate will have a proven track record in full stack development with previous experience on webapps. Key Responsibilities: - Equal focus on both frontend and backend development - Contributing to a long-term team of developers The developer will be involved in creating a webapp that requires: - Real-time updates - Interaction with a Large Language Model (LLM) Ideal Skills: - Expertise in Javascript, React, and Nest - Proven experience in full stack development - Previous work on webapps I'm looking for someone who can contribute effectively to our team and help us build a robust webapp. The project timeline is expected to be _immediate_.

I am in need of a highly skilled Flutter developer who can push updates to my iOS app. The primary focus of this project is to improve the app's performance. Ideal skills and experience for this job include: - Extensive experience with Flutter and iOS - Ability to implement updates and new features on iOS

I'm seeking a skilled Android Developer to create an app for monitoring trimodal circuit biosignals. The app's core purpose, user interface elements and specific biosignals it will track are yet to be determined, so a flexible and creative approach will be necessary. Ideal Skills: - Android App Development - UI/UX Design - Understanding of biosignals and biosignal processing - Real-time data handling - Data analysis implementation in apps The project will require an iterative process with frequent updates and revisions based on testing and feedback. A background in developing similar biosignal monitoring apps will be a significant advantage. Please include examples of relevant past work in your proposal.

I'm seeking a developer to add some functionalities to my existing Dart app and transform it into a Progressive Web App (PWA) using a basic library. Key Requirements: - Implement a few changes to triggers, specifically on data submission. - Add a language selector to the app. - Modify the app's data submission flow and add a confirmation step. Ideal Skills: - Proficiency in Dart and PWA development. - Experience in implementing user interface elements, such as a language selector. - Ability to modify app triggers and data submission processes.

I'm looking for a proficient Android developer who can create a Satta Matka app from scratch. The app should feature live results updates, user registration and login, and a comprehensive betting history. The user interface needs to be minimalistic and clean, ensuring ease of use without unnecessary distractions. Key Features: - Real-time updates on game results - Secure and user-friendly registration and login - Detailed history of user's betting activities - Include a payment gateway for secure transactions. - Add features for managing and updating user profiles. Ideal Skills: - Extensive experience in Android app development - Proficiency in creating secure login systems - Expertise in developing real-time update features - Strong understanding...

? WearOS Developer for tech startup– 1 Month Sprint with Long-Term Potential WHO WE ARE We’re a fast-moving startup studio from Italy with a track record of launching successful startups. Now, we’re building a WearOS safety app that’s already generating strong market interest. This is your chance to own the WearOS development and be part of something big. WHAT WE’RE BUILDING A WearOS app leveraging geolocation, motion sensors, and real-time server communication to enhance workplace safety. The first version exists, and now we need to refine, scale, and optimize it. WHY JOIN US? High Impact – Your code will directly help protect workers in high-risk environments. Fast Execution – Full project delivery in 1 month. If...

Description: We are seeking an experienced WordPress developer to build out a website based on an existing theme and template. The site is hosted and has necessary plugins installed, but we need someone to create pages, design graphics, and implement content to bring the website to life. Total Pages: Home Page Overview of services, industries served, and company mission. Core Services (7 pages) Cybersecurity Consulting Cloud Management Consulting Risk Management Consulting Finance and Cost Analysis Consulting Integrated Finance Solutions Audit Support Services AWS and Azure Consulting Industries We Serve A single page detailing industries (healthcare, fintech, real estate, construction) and their specific challenges. About Us A page describing the company’s mission, hist...

I'm currently seeking a seasoned Solana blockchain developer with a strong background in smart contract development and DApp creation. The ideal freelancer will have experience integrating these systems with existing infrastructures. Skills & Experience Required: - Proficiency in Solana blockchain - Smart contract development - DApp (Decentralized Application) creation - System integration - Prior experience with blockchain projects Your expertise will help in bringing my project to fruition. Please reach out if you're interested.

I'm seeking a developer who can construct a two page data analysis app based around a binary tree structure with node and link attributes of the kind that viewed and edited by users in response to a structured set of admin-edited questions The specifications are now described in detail the Word document : TEE Version in the Files section Skills and Experience: - Proficient in JavaScript and GraphML - Experienced in web development - Skilled in creating data visualisations, particularly network visualisations - Knowledgeable about node-link diagrams Main Tasks: - Convert GraphML file to JavaScript - Enable visualisation of binary network structues and user interactions with attrbutes of the network - Implement within a web page - Integrate functionalities as desc...

I'm in need of an ASP.NET web application developer. The web app is built using ASP.NET and is experiencing SQL connection errors that need to be resolved. Key Requirements: - Diagnose and fix SQL connection errors during data insertion. - Ensure smooth application functionality post-fix. - Potentially develop additional features if needed. Ideal Skills: - Proficiency in ASP.NET and SQL. - Experience with web application development and debugging. - Ability to work efficiently under pressure to resolve critical issues.

I'm in need of a proficient developer to convert three of my web-based calculators into a single mobile application for both iOS and Android. Key Aspects of the Project: - The mobile app should feature a homepage with links to each of the three calculators. - All existing algorithms and functionalities from the web versions need to be preserved. - A user-friendly and responsive UI that caters to mobile devices is essential. - The app must incorporate a translation system that pulls from a single, structured file (like JSON or XML). I will provide translations for three languages, which the app should switch between at launch. Deliverables: - A fully functional, cross-platform mobile app. - Well-documented source code for the app. - A structu...

I'm looking for a skilled Android app developer to create a Satka Matka application. The key features of the app will include: - Auto results update: The app will need to automatically refresh with the latest game results. - User authentication: A secure login system for users is essential. - Push notifications: Users should receive timely notifications for game updates and results. - User profiles: Allow users to create and manage their personal profiles within the app. Please note that the method for fetching the auto updates has not yet been determined. Therefore, flexibility and creativity in suggesting a suitable solution is highly appreciated. Ideal candidates for this project should have: - Proven experience in Android app developm...

I need a skilled Gatsby developer to create a user portal for content consumption, specifically for articles and blogs. Key Requirements: - Proficiency in Gatsby and related web technologies. - Strong understanding of user interface (UI) and user experience (UX) design principles. - Ability to develop a seamless and responsive design for diverse devices. The project is urgent, so timely delivery without compromising quality is paramount. Your portfolio should demonstrate similar past projects with a focus on content-centric user portals.

Title: Arabic Learning App Development – Interactive & Quranic Features Description: We are looking for an experienced app developer (or team) to build an interactive Arabic learning app for non-native speakers. The app will focus on engaging learning methods, including: - Games & interactive activities (letter coloring, letter dragging, selection) - Speech recognition for pronunciation correction - Basic Quranic learning (small Surahs) - We have identified a benchmark website offering similar features: AlifBee Kids. Their app also provides a reference for functionality. Scope of Work: - Develop an MVP with core features - Ensure a smooth, engaging UI/UX for young learners - Integrate speech recognition for pronunciation assessment...

I'm in search of a seasoned, lead full-stack web and mobile developer who can also take on the role of project manager. This part-time position is exclusively for individual freelancers who are US citizens and native English speakers. - Key Responsibilities: - Managing both web and mobile development projects - Overseeing all phases of the project lifecycle - Applying project management best practices - Ideal Candidate: - A US citizen with a robust background in full-stack web and mobile development - Proven experience in project management - Familiarity with the latest technologies, particularly AI - Excellent communication skills Please note: - Applications from agencies will not be considered - Only individual freelancers are accepted - Resume o...

We are looking for a skilled developer to build a custom competition platform with functionalities similar to an e-commerce website. The project includes: Responsive Website + PWA (Progressive Web App) development. Custom Admin Panel (design and development required). Figma designs are ready for the website (frontend UI/UX is finalized). Key Features & Functionality: 1. Competition System (Website/PWA) The platform will host three competition types, where users can enter by purchasing tickets. Upon purchasing an entry, users receive a random ticket number(s) from the available pool. Depending on the competition type, users may receive instant win/loss feedback after purchase. Draws are triggered when all tickets sell out or at a scheduled date. Live draws are ...

I'm looking for a skilled backend developer proficient in NestJS and Typescript, with extensive experience in PostgreSQL databases and Python. The primary objective of this project is to assist in the development of a multi-tenant web application. Key Responsibilities: - API development - Database management - Integrating various third-party applications, specifically payment gateways and analytics tools, as well as CRM and ERP systems. - Maintain comprehensive code documentation - Develop and maintain unit tests for backend functionality - Identify and fix bugs and performance bottlenecks - Design and implement RESTful APIs - Set up and maintain CI/CD pipelines The backend will primarily handle transactional data, so experience in managing and processing such data types is ...

I'm looking for a seasoned React developer to build an engaging and seamless Ludo tournament website. The platform will cater to online Ludo enthusiasts, allowing them to participate in tournaments, manage their profiles, and conduct secure financial transactions. Key Features: - **Tournament Creation and Management**: Users should be able to create, join, and manage tournaments with ease. - **User Profile Management**: A system for users to create and update their profiles, track their performance, and customize their experience. - **Secure Financial Transactions**: Implementation of a robust and secure system to handle all financial transactions on the platform. Additional Features: - **Push Notifications**: To keep users updated about their tournament status, new tournamen...

I'm seeking a proficient React Native developer for 20-30 hours to do some feature updates to a utility tool app. Key Requirements: - 4+ years of expertise in React Native is a must. - Prior experience with developing utility/tools apps is highly preferred. - Strong understanding of cross-platform app development. - Ability to deliver clean, maintainable code and follow best practices. - Good communication skills and ability to work collaboratively. Only for individual freelancers (India only), companies please do not bid.

Job Title: Unity Game Developer (MMORPG, Backend & API Development - ) Location: Remote/On-Site- Durgapur, India Job Type: Full-Time/Contract (Minimum contract period for 3 months can be extendable) Experience Level: Mid-Senior Salary: Negotiable About the Role: We are seeking a talented Unity Game Developer with experience in MMORPG development, real-time networking (), and backend API creation. You will be responsible for developing a seamless multiplayer experience by implementing gameplay mechanics, backend architecture, and APIs for player authentication, inventory management, matchmaking, and data persistence. Responsibilities - Develop and maintain MMORPG core gameplay systems in Unity (C#). - Implement real-time multiplayer networking using and WebSockets

I am looking for a Shopify + Wordpress developer with specific expertise in custom theme development. The ideal candidate will have experience wokring in the US West Coast time zone and be available for full-time work. Specific requirements for this project include: - Custom theme development for Shopify and Wordpress - Familiarity with app development for Shopify & plugins for wordpress - Store setup and configuration - INSTANT communication availability (as we have only teamwork-based tasks, not work-at-your-own-pace). Only individual freelancers please, no teams/agencies. In order to separate spammers from real candidates, if you agree with this statement please write it on top of your bid: "I am available to work in the US time zone and have X hours left avail...

I'm in need of a Python expert who can maintain my web scraping code. The code is currently set up to collect data from various news websites on a daily basis. Key Responsibilities: - Ensuring the scraping code runs smoothly and efficiently every day. - Troubleshooting any issues that arise with the code or the websites being scraped. - Implementing updates to the code as needed, such as changes in website structure or scraping requirements. Ideal Skills: - Strong Python programming skills. - Experience with web scraping, particularly from news sites. - Problem-solving skills for troubleshooting code issues. - Ability to adapt to changes in website structures. Your expertise will help ensure consistent and reliable data collection from these news sites.

Job Posting: Seeking a Full-Stack Developer for Session Messenger Setup & Deployment (Turnkey Project) ? Position: Freelance Full-Stack Developer Project Type: Full Deployment & Configuration (Turnkey Delivery) Location: Remote Budget: Negotiable ? Job Overview We are looking for a highly skilled Full-Stack Developer to set up and deploy Session Messenger on our infrastructure, including server-side components and all client applications (iOS, Android, Desktop). The ideal candidate should have experience in deploying secure messaging applications, working with Oxen Network, Lokinet, Session nodes, and handling mobile & desktop app builds. If you have a strong background in server administration, secure messaging, and mobile app development, ...