Hire the best GraphQL Developers in Washington

Check out GraphQL Developers in Washington with the skills you need for your next job.
  • $55 hourly
    Hello there! I’m a seasoned full-stack developer and project maestro with an eye for design who is driven by a passion for innovation and excellence, delivering top-tier digital solutions. 🚀 Specialties: • Simplifying Complexity: I am committed to making projects simpler, avoiding overengineering, and providing pathways for incremental adoption of new features. My focus is always on saving clients time and money by selecting the right tools for the job. • CMS Development: Expertise in CMS development, particularly WordPress, mastering both traditional and headless implementations—including custom PHP templates, Gutenberg editor (including Full Site Editing), Elementor, WP Bakery, and Slider Revolution. Also experienced with Umbraco, Wagtail, Drupal, and Strapi CMS. • eCommerce Excellence: From ideation to fruition in WooCommerce, turning visions into thriving digital storefronts. Also experienced with Shopify, BigCommerce, and email marketing platforms like MailChimp and Klaviyo. • Dynamic Front-End: Leveraging modern technologies like JavaScript, React, HTMX, and Alpine.js to breathe life into web interfaces. I often utilize low JS libraries like Alpine.js and HTMX in combination with full-stack frameworks like Django to avoid unnecessary plumbing, allowing rapid advancement to building unique app features. • Robust Back-End: Mastery in Node.js, PHP, and Python ensures a seamless, efficient backend experience. Proficient in Django and the MERN (MongoDB, Express.js, React, Node.js) stack with GraphQL for building robust applications. • Modern React Development: Skilled in implementing React Router v6 data loaders and actions to create clean, simple React components with proper separation of concerns. Preparing for the release of React Router v7 to incrementally implement modern features like Server-Side Rendering (SSR) and Static Site Generation (SSG), offering clients a cost-effective solution to upgrade their legacy React applications without a complete overhaul. • Third-Party Integrations: Experienced in integrating PayPal Payouts, implementing token refreshes, and working with various APIs to enhance application functionality. 🔑 Key Projects and Achievements: • Pollsboard.com Enhancement: • Spearheaded significant improvements on Pollsboard.com, a MERN stack application utilizing GraphQL including implementing Clear Verification in the user registration process. • Integrated PayPal Payouts to provide rewards for users, demonstrating expertise in third-party payment integrations. • Implemented token refresh mechanisms to ensure seamless and secure user authentication sessions. • Utilized React Router v6 data loaders and actions to create clean React components with proper separation of concerns. • Prepared the application for React Router v7, enabling incremental adoption of modern features like SSR and SSG, helping clients save money by upgrading existing React apps efficiently. • Enhanced user interaction by adding votes and polls filters, and implemented comprehensive form validation on the create poll form. • Refactored input fields for better usability and overhauled the login and registration process to include OAuth integration, streamlining user access across platforms. • Waveland Web App Enhancement: • Played a pivotal role in developing and enhancing the Waveland web app—a custom PHP application serving clients, representatives, broker-dealers, and administrators in the investment sector. • Focused on database management by handling complex client-representative relationships, resolving data integrity issues, and optimizing SQL queries for improved performance using MySQL and PostgreSQL. • Advocated for transitioning to a microservices architecture to boost security and scalability. • Explored modern front-end tools like HTMX and Alpine.js in combination with full-stack frameworks like Django to avoid unnecessary plumbing, allowing rapid advancement to building unique app features. • Always selected the right tool for the job, ensuring efficiency and effectiveness. • Pharmaceutical Giant’s Website: • Crafted a state-of-the-art website for a leading pharmaceutical company. • This headless WordPress venture featured a tailor-made, mobile-responsive front end using WP Engine’s innovative Faust.js. • The project encompassed diverse custom post types—including pharmaceutical products—blazing-fast page speed, robust security, SEO mastery, and insightful Google Analytics integration. • Triumphantly delivered on time, below budget, and above expectations. From enhancing plugins and architecting stellar Shopify themes to providing comprehensive UX/UI design for marketing sites and mobile apps, I am poised to transform digital dreams into reality. My expertise in Framer and dedication to creating user-centric digital experiences ensure that every project is crafted with both functionality and aesthetics in mind. Let’s embark on this digital journey together!
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    Figma
    UX & UI Design
    Ecommerce
    ExpressJS
    MongoDB
    Python
    Node.js
    SQL
    Next.js
    CSS
    JavaScript
    React
    PHP
    WordPress
  • $80 hourly
    I have 20+ years of overall 🌐 Web Development experience, including 16+ years with ⚙️ Custom PHP, 14+ years with 📝 WordPress and 🛠️ API Integration, and 10+ years with 🛍️ eCommerce, along with other related technologies. Located in Washington State, I have no problem working 30-40+ hours during American time. I am self-controlled, self-organized, flexible and learnable, I can adapt to whatever your project requires. I have completed over 200 projects, ranging from simple one-page websites to complex custom solutions requiring API integration and large volume data processing. ================================ 🛠️ API INTEGRATION I offer custom API integration for a wide range of services using the most common REST, SOAP and GraphQL protocols. There is a strong focus on authentication, error handling and personal data security. I have extensive experience working with 1,000,000+ records at a time with regular automatic updates down to the minute. 🛠️ API integration development 🛠️ Data transformation and processing 🛠️ Analytics, reporting and visualization 🛠️ Custom API/feeds development Some API integrations I have experience with: Amazon PA API, Amazon S3 API, BigCommerce API, BlueBanc API, Bright Data API, ChatGPT API, Detroit Trading API, Dukascopy API, Dynadot API, eBay Product API, Envato API, First Data API, Fiserv API, GoDaddy API, Google Places API, Lead Prosper API, MaxMind API, Meta Marketing API, Modern Dropship API, NameSilo API, OpenAI API, PayPal API, Seamless Chex API, SendGrid API, Shopify API, Square API, Stripe API, Thumbtack API, Trulia API, Twilio API, VideoHive API, WhatsApp Cloud API, WooCommerce API, WordPress API, Zillow API, etc... ================================ 🧠 DATA PROCESSING I offer ETL (Extract, Transform, Load) data processing services that include cleaning, transforming, and analyzing data to extract valuable insights. This can involve working with external APIs, large datasets, cloud or database storage. I have extensive experience with tools like PHP, databases and cloud services for efficient processing. 🧠 Data cleaning and transformation 🧠 Real-time data analysis and reporting 🧠 Data files creating and processing 🧠 Artificial intelligence enhancing ================================ ⚙️ MICROSERVICES I offer development of microservices for external project management or communication between different projects. This includes receiving data via API, converting it to the required format, storing it in a database or sending it via API to another service. I have experience working with Amazon, Google, Meta as well as smaller private services. ⚙️ Inbound and outbound API integration ⚙️ Converting one type of API to another type ⚙️ Splitting large queries into multiple queries ⚙️ Automatic processing of requests on schedule ================================ 🛍️ ECOMMERCE I offer product import/export and inventory management for eCommerce stores. This includes working with popular WordPress, Shopify, WooCommerce and BigCommerce as well as external marketplaces such as Amazon, eBay, Google Shopping, etc. I have extensive experience working with 100,000+ inventory processing and synchronization. 🛍️ Inventory management solutions 🛍️ Sales and performance analytics 🛍️ Fraud detection and prevention 🛍️ Marketplaces synchronization ================================ Thank you for taking the time to review my profile. One last thing... there's a reason I have a 100% success score on Upwork. It's because I get it right the first time, or I will work for free until you're happy. Looking forward to connecting with you!
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    Inventory Management
    BigCommerce
    WooCommerce
    Shopify
    WordPress
    Data Processing
    Data Cleaning
    ETL
    SOAP API
    JSON API
    REST API
    API Development
    API Integration
    Custom PHP
  • $85 hourly
    Hi! I'm a professional full stack software engineer with ample experience in various tech companies. During my tenure in tech, I have-- Helped ultra small companies get products off the ground Worked with start-ups to scale products with demand Been an engineer in the world's largest cloud service provider--AWS. Web applications are my speciality. While working at Amazon, I helped create a brand new product which launched with the ability to scale to millions of users. I use TypeScript every day to create cloud based software, both user interfaces and scalable infrastructure. I'm comfortable across the stack, but especially enjoy building a user experience focused frontend. That being said, not every project needs to be gargantuan. I also have a passion for automation and efficiency and I love helping small businesses grow into custom software solutions. If you're just getting started and need some technical expertise, or if your business has outgrown the off-the-shelf tools that have gotten you this far, let's chat!
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    Sequelize
    Serverless Computing
    PostgreSQL Programming
    API Development
    Web Application
    Amazon Web Services
    TypeScript
    Git
    CSS 3
    React
    Node.js
    JavaScript
    HTML5
  • $500 hourly
    I can take your best idea and turn it into an app on the Apple App Store and Google Play Store, or build that feature that your users have been asking for for months. I can built iOS apps using the latest technology (Swift, SwiftUI, Combine) or cross platform apps using Typescript and React Native. I have 10+ years of experience developing with Swift. I specialize in building realtime data driven iOS apps, building amazing UI/UX (with user focused design and awesome animations), as well as advanced architecture design. Interested in building apps for Apple's new Vision Pro? With my extensive background in Apple technology, I have experience with all of the libraries and technologies required to build apps for visionOS / xrOS including RealityKit, ARKit, SwiftUI and many more. I can turn your existing iOS app into a spacial experience ready for visionOS, or I can build you a new app from the ground up designed for the Vision Pro. If you can imagine it, I can build it. Are you looking to bring NFTs and crypto features into your mobile app? I believe web3 is the future and we need better apps for users. I specialize in web3 integrations for mobile apps. Whether it's supporting NFTs, crypto payments, digital signatures and proof of ownership, or simply consulting you on what is possible, I am here to help. App Security is a strength of mine, as I have years of jailbreaking experience. I know how to protect your apps against runtime code injection, Objective-C runtime method swizzling, Man-in-the-middle attacks, as well as jailbreak detection. I'd love to hear about your project! Send me a message and let's talk about it.
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    Blockchain Development
    App Development
    Solidity
    DApp Development
    React Native
    Blockchain, NFT & Cryptocurrency
    Push Notifications
    API Integration
    Objective-C
    Swift
    iPhone UI Design
    Analytics
    iOS Jailbreaking
    iOS Development
  • $50 hourly
    Versatile app developer specializing in cross-platform development and immersive experiences. Expertise in React Native, Ionic, Quasar, React, Vue, and Angular for creating native-like mobile apps across multiple platforms. Proficiency in Unity for developing captivating virtual and augmented reality applications. Skilled in crafting interactive VR/AR experiences that engage users and push the boundaries of digital innovation. Strong UI/UX design skills using tools like Figma to deliver visually appealing and user-friendly interfaces. Committed to collaborating with clients to transform their cross-platform app ideas into reality.
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    API
    AWS Amplify
    Android
    iOS
    Firebase
    Python
    PHP
    PostgreSQL
    WordPress
    React
    MongoDB
    React Native
  • $40 hourly
    Hi, I'm Tony, a full-stack web developer with over 7 years of experience. I specialize in both frontend and backend development, which means I can take on projects from start to finish or collaborate with existing teams. Technical Skills I have expertise in the following technologies: Frontend Development 🟢HTML/CSS 🟢JavaScript 🟢jQuery 🟢ReactJS 🟢Vue.js 🟢AngularJS 🟢Bootstrap 🟢Foundation 🟢Sass/LESS/Stylus 🟢Grunt/Gulp/Webpack 🟢Photoshop/Illustrator Backend Development 🟢PHP (Laravel, CodeIgniter) 🟢Python (Django, Flask) 🟢Node.js (Express.js) 🟢Ruby (Rails) 🟢MySQL 🟢MongoDB 🟢PostgreSQL 🟢RESTful API Design and Integration 🟢Git/GitHub Services Offered Here are the services I offer as a full-stack developer: 🟢Building custom websites and web applications from scratch. 🟢Developing responsive designs that work on all devices. 🟢Creating UI/UX designs that are both aesthetically pleasing and functional. 🟢Developing RESTful APIs and integrating them into web projects. 🟢Debugging and fixing issues in existing code. 🟢Providing ongoing maintenance and support for web projects. Why Choose Me? As a full-stack developer, I am committed to delivering high-quality work that meets or exceeds my clients' expectations. I am dedicated to providing excellent communication, timely delivery, and a collaborative working relationship throughout the project lifecycle. I am also a quick learner and can adapt to new technologies and frameworks quickly. If you're looking for a talented and reliable full-stack developer, please don't hesitate to contact me. I look forward to working with you!
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    React
    NestJS
    Responsive Design
    Flask
    Django
    Golang
    RESTful API
    RESTful Architecture
    Docker
  • $75 hourly
    I have over 10 years of experience in web development, specializing in React, Node.js, and AWS and I'm proficient in both frontend and backend development, with a proven track record of delivering high-quality software solutions. I'm also skilled in AWS cloud services and passionate about staying updated with industry trends and continuously improving my skills to deliver innovative solutions. Here you can see my technical skills in detail: - Frontend: React, Next.js, HTML5, CSS3, JavaScript (ES6+) - Backend: Node.js, Express.js, RESTful APIs, GraphQL - Databases: MongoDB, PostgreSQL, MySQL, DynamoDB - AWS Services (EC2, S3, Lambda, API Gateway, DynamoDB, etc.) - DevOps: Docker, Kubernetes, CI/CD pipelines - Testing: Jest, Mocha, Chai, Enzyme - Tools & Platforms: Git, Jira, Jenkins, Travis CI, CircleCI
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    Amazon Web Services
    Kubernetes
    Docker
    Git
    RESTful API
    MongoDB
    Tailwind CSS
    TypeScript
    ExpressJS
    Next.js
    Redux
    React
    Node.js
    JavaScript
  • $70 hourly
    I’m a senior full-stack developer with over 7 years of experience, working across industries like e-commerce, AI, SaaS, logistics, travel, and finance. My focus is on building web applications that make a meaningful impact. I’m skilled in a variety of technologies—like React, Angular, Vue.js, Next.js, Python, Django, FastAPI, and AWS—so I can create solutions that are both smart and easy to use. My Toolkit - Front-End: React, Angular, Next.js, Vue.js, TypeScript, JavaScript, Tailwind CSS, Material UI, Bootstrap - Back-End: Python, Django, FastAPI, Flask, Celery, Microservices, REST, GraphQL - Databases: PostgreSQL, MySQL, MongoDB, Redis - Cloud: AWS (Lambda, S3, ECS, CloudFormation, RDS), Azure, Google Cloud - DevOps: Docker, Kubernetes, CI/CD, Jenkins - Testing: unittest, pytest, Jest, Cypress Over the years, I’ve worked on some cool projects. I helped develop an IoT asset tracking system that saved $2B in outbound slack and improved cash flow by $1B. I also played a key role in optimizing product management for an e-commerce platform. On the tech side, I improved search accuracy by 40% using Elasticsearch and boosted user engagement by 30% through a front-end revamp with React. I also modernized legacy systems, making them more scalable and efficient. When I’m not coding, you’ll probably find me out on the trails in the Pacific Northwest or grabbing a coffee at a local café. I’m all about teamwork and love tackling new challenges. If you’re interested in working together, let’s chat and see what we can build!
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    Docker
    Microservice
    Amazon Web Services
    RESTful API
    Node.js
    JavaScript
    TypeScript
    Angular
    Vue.js
    React
    Flask
    FastAPI
    Django
    Python
  • $70 hourly
    Hey Upworkers! 🖖𝗜'𝗺 𝗼𝗽𝗲𝗻 𝘁𝗼 𝗮 𝗻𝗲𝘄 𝗽𝗿𝗼𝗷𝗲𝗰𝘁 📆 🏆 10+ 𝘆𝗲𝗮𝗿𝘀 of full-time Web Development experience 🚀 I've been involved in developing projects for prestigious companies like 𝗔𝗺𝗮𝘇𝗼𝗻 📩 Available to start 𝗔𝗦𝗔𝗣 ⚡️Daily updates⚡️𝗙𝘂𝗹𝗹-𝘁𝗶𝗺𝗲⚡️Prompt responses⚡️Highest Quality deliverables 📈 I've helped my clients 𝗶𝗻𝗰𝗿𝗲𝗮𝘀𝗲 𝗿𝗲𝘃𝗲𝗻𝘂𝗲 𝗯𝘆 𝟳𝟱% within the first year of deployment and to 𝗿𝗮𝗶𝘀𝗲 𝘂𝘀𝗲𝗿𝘀 𝘀𝗮𝘁𝗶𝘀𝗳𝗮𝗰𝘁𝗶𝗼𝗻 𝗯𝘆 𝟭𝟮𝟱%. If you are looking for a developer who doesn’t just write code but solves business problems, we should talk! 🏆𝗠𝘆 𝗦𝗼𝗳𝘁𝘄𝗮𝗿𝗲 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝗟𝗶𝗳𝗲𝗰𝘆𝗰𝗹𝗲 (𝗦𝗗𝗟𝗖) 𝗔𝗽𝗽𝗿𝗼𝗮𝗰𝗵: ✔️Pixel-Perfect Uls ✔️ Scalable Architectures ✔️ Clean, Maintainable Code. 🏆𝗛𝗲𝗿𝗲'𝘀 𝗪𝗵𝗮𝘁 𝗜 𝗕𝗿𝗶𝗻𝗴 𝘁𝗼 𝗬𝗼𝘂𝗿 𝗣𝗿𝗼𝗷𝗲𝗰𝘁: ✔️ Scalable, Future-Proof Solutions: I design and develop applications that grow with your business, ensuring you're always ready for more traffic, more users, and more success. ✔️ Performance Optimization: I focus on fast-loading, optimized code to deliver outstanding user experiences that boost conversion rates and keep users engaged. ✔️ Secure & Reliable Systems: Your project's security is my priority. I adhere to best practices in Angular, C#, .NET, ensuring your application is secure from day one. ✔️ Proven Expertise Across the Full Stack: From backend development to responsive, interactive Uls, I'm your go-to expert for everything from concept to deployment. 🏆𝗠𝘆 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀 𝗶𝗻𝗰𝗹𝘂𝗱𝗲: ✔️ Full-Stack Development (Frontend + Backend) ✔️ Angular Development (Single Page Applications, Dynamic UIs) ✔️ C# .NET Core Backend Development ✔️ Java and Spring Boot Backend Solutions ✔️ RESTful API Development & Integration ✔️ GraphQL API Integration ✔️ Microservices Architecture Design & Implementation ✔️ Database Design and Management (SQL, Entity Framework Core) ✔️ Cloud Solutions Development (AWS, Docker, Kubernetes) ✔️ Containerized Application Development with Docker ✔️ Real-Time Data Processing with Apache Kafka ✔️ Mobile App Development with Xamarin & Blazor ✔️ Agile and CI/CD Implementation 💸𝗟𝗲𝘁'𝘀 𝗕𝘂𝗶𝗹𝗱 𝗬𝗼𝘂𝗿 𝗡𝗲𝘅𝘁 𝗦𝘂𝗰𝗰𝗲𝘀𝘀 𝗦𝘁𝗼𝗿𝘆 𝗧𝗼𝗴𝗲𝘁𝗵𝗲𝗿! Reach out today for a free consultation or to discuss how we can make your project a resounding success. I'm excited to hear more about what you're building!
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    Microsoft SQL Server
    Hibernate
    Docker
    Web Application
    Microsoft Azure
    Java
    Spring Boot
    Angular
    Entity Framework
    C#
    Blazor
    Xamarin
    ASP.NET Core
    ASP.NET
  • $50 hourly
    I am a full-stack developer with over 13 years of experience in software development, specializing in mobile development. I have held Tech Lead and Senior Software Development Engineer roles at major tech companies like Amazon and Facebook. With more than a decade of mobile development experience (iOS, Android, hybrid, and mobile web), I have successfully developed and delivered numerous apps from concept to completion for both startups and large tech enterprises. As a passionate software developer, I take pride in consistently writing high-quality code, delivering error-free features, and meeting deadlines. My commitment to precision and efficiency ensures that I deliver results on time, every time, while maintaining a focus on excellence in every project I undertake. Technology Stack: - Mobile App / Frontend Development: Swift/SwiftUI, Kotlin, KMP, Objective-C/C++, C/C++, Java MAUI, Flutter, JavaScript, React - Backend Development: .Python, Java, JavaScript - Cloud Platforms: Azure, AWS - Databases: SQLite, Realm, SQL, CoreData Services Offered: - Mobile Development: Design and implement user-friendly and responsive apps using Swift, Swift-UI, Objective C, Kotlin, Kotlin Multi-platform, JavaScript, React. - Custom Software Development: Develop custom software solutions from scratch, whether it’s a web application, mobile app, or desktop software. - Backend Development: Create robust and scalable back-end systems using Java, Python, GoLang - Cross-platform App Development: Build cross-platform mobile apps with KMP, Flutter, Cocos-2d 3D, and native iOS/macOS apps using Swift. - Consultation and Strategy: Provide expert advice on technology choices, architecture design, and best practices for software development. I have collaborated with multiple startups, developing apps across various industries, including e-commerce, real estate, travel booking, social networking, and food ordering/delivery. My portfolio includes building software SDKs and applications for diverse domains. At Amazon, I contributed to the delivery app for drivers by implementing key safety features. Additionally, I worked on voice capabilities for Amazon Alexa and played a pivotal role in launching flagship products such as Echo Auto and Echo Buds. At Meta (formerly Facebook), I helped design and develop new user engagement features for businesses and services, which are integrated into the home and video feeds of the Facebook app. I have developed numerous apps for iOS, Android, and cross-platform projects. My technical expertise includes Swift, Objective-C, Kotlin, KMP, C/C++, Java, Python, JavaScript, REST APIs, SQL, GraphQL, XML, OpenGL, and Apache SOLR. I also bring significant experience in team leadership, project management, systems design, product definition, and Agile development. I hold a Bachelor of Technology (BTech) degree in Electronics and Communications Engineering from the Indian Institute of Technology (IIT) Dhanbad, one of India's premier technical institutes known for producing world-class graduates.
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    JavaScript
    SQL
    Python
    Java
    Kotlin
    C++
    iPhone & iPad Apps
    Game Development
    Objective-C
    Android App Development
    SwiftUI
    Swift
    iOS Development
    Mobile App
  • $75 hourly
    Expert web professional focusing on frontend development with 12+ years of experience in building enterprise web applications. I’ve been designing and developing responsive websites from scratch for over 6 years. Advanced knowledge and experience on all parts of frontend development while keeping interaction with backend side is my greatest strength! Front end experience: React, Vue.js, Angular Back end experience: C# (ASP .NET MVC, Web API, Entity Framework), Ruby on Rails, Node.js , PHP (Laravel, Symfony), Firebase Other experience: Docker, Git, Azure, AWS and cloud solutions. 4+ years DevOps experience Apollo/GraphQL, Rest API endpoint. If you are looking for building services from scratch to completion, I am ready to start a project from scratch to deployment across AWS EC2 / Beanstalk / Lambda / RDS, Heroku, cPanel, or any other platforms / VPS of your choice.
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    Selenium
    Electron
    Vue.js
    Angular
    React
    Amazon Web Services
    C#
    Java
    JavaScript
  • $80 hourly
    I'm a seasoned developer with over 14 years' experience crafting WordPress themes and plugins that achieve your goals. What I Offer: ✓ Custom WordPress Themes: Bespoke WordPress themes and page builder systems, designed and coded to fit your needs. ✓ Plugins: Need a plugin that fits your exact specifications? I develop custom plugins that enhance the functionality of your WordPress site. ✓ Web Accessibility Compliance: I can bring your site into compliance with WCAG 2.1 guidelines, having extensive experience working with some of the world's leading authorities on digital accessibility. ✓ Harnessing the Power of AI: Stay ahead of the curve with AI integration for WordPress, leveraging cutting-edge technology to streamline processes and elevate user experiences. ✓ Commercial Theme & Plugin Expertise: Whether it's Elementor, Avada, BeTheme, WooCommerce, Events Calendar Pro, or any other popular commercial theme/plugin, I can customize and develop them to match your organization's needs. ✓ Robust Development Skills: Proficient in JavaScript and PHP, I can solve a wide variety of errors and issues your site may be encountering. ✓ Performance Optimization: Slow-loading websites are a thing of the past. I can optimize your site for performance. ✓ Services Beyond WordPress: I also have over 4 years of experience developing with React apps and static sites, including Gatsby.js. Industries I've Served: I've worked with clients across a variety of industries, including technology, healthcare, entertainment, media, and design. I also develop themes commercially, with my products published on many popular marketplaces. Interested in Hiring? If you're looking for custom web solutions, I'm here to help. Feel free to message me or invite me to your job, and I'll respond promptly. Thank you and I hope to hear from you soon!
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    Amazon Web Services
    Web Accessibility
    Custom PHP
    Mockup
    WordPress e-Commerce
    Bootstrap
    React
    Gatsby.js
    Website Customization
    Python
    Website Redesign
    HTML
    API
    JavaScript
    WordPress
  • $85 hourly
    I am a Seattle based web developer and designer with 12 years of experience, specializing in high quality SPA & Hybrid development. From custom interactive landing pages to complex financial dashboards and user portals, I will help you transform your personal or business concept into a successful React/Vue based applications. Your skills and expertise have brought you to where you are, let me lend you mine to help you get where you want to go. Once you are boarded as a client, I offer lifetime bug fixing/warranty, maintenance and on-site SEO.
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    Ecommerce
    CMS Development
    Contentful
    RESTful API
    TypeScript
    AWS Amplify
    CSS
    React
    Next.js
    JavaScript
    Node.js
    HTML
  • $95 hourly
    I'm an experienced .NET developer looking for interesting side projects using C# or VB.NET. If you need help with adding features or fixing bugs in an existing application, I can get up to speed and help out quickly. I have extensive back-end development experience writing and integrating with APIs using C# and .NET Core.I have designed and developed database applications with SQL Server, MySQL and PostgreSQL. I have experience setting up database replication, and converting stored procedures between systems. I can also handle system administration tasks, as I've been responsible for setting up and maintaining Windows server systems in multiple environments. Both physical and virtual servers, using VMWare ESXi and Hyper-V, including VM migrations from Hyper-V to ESXi. I've set up the remote access, configured firewalls, deployed websites to IIS and AWS, and created backup and recovery plans.
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    Microsoft Azure
    Point of Sale & Payment Systems
    .NET Framework
    .NET Core
    API Development
    JavaScript
    C#
    ASP.NET Web API
    Database Design
    MySQL
    Microsoft SQL Server
    ASP.NET MVC
    PostgreSQL
    API Integration
  • $65 hourly
    👨‍💻 Hardworking full-stack web developer with experience creating 📱 mobile-first responsive websites and web apps using modern web technologies. 🙌🏻🔥 Have an awesome idea or design? I can help you develop it into a fully functioning product. ✨📲 Already have a site that needs updating? I can help you update or convert an already existing website using modern web technologies. 😱🤔 Have an issue with your current site? I can troubleshoot the problem and help you fix it ◼️ JavaScript | React | Next.js | Gatsby | Node ◼️ HTML | JSX ◼️ CMS | Flexbox | Grid | CSS Frameworks ◼️ Git | Github | Github Actions ◼️ Continuous Integrations | Continuous Deployments ◼️ Ecommerce | Stripe | Square | Shopify | Paypal ◼️ CMS Setup and Integration ◼️ API Integrations | REST | GraphQL ◼️ Jest In my spare time I like to 👨‍🍳 cook, 🗺️ travel, and 🚲 bike
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    Node.js
    HTML
    Web Development
    WordPress
    React
    MongoDB
    Next.js
    Firebase
    TypeScript
    CSS
    HTML5
    JavaScript
    PostgreSQL
    Apollo.io
  • $20 hourly
    Hello there! 👋 I'm a passionate and experienced Flutter developer dedicated to crafting exceptional mobile applications. With a proven track record of delivering high-quality, scalable, and user-friendly apps, I am excited to help you build solutions that exceed your expectations. Let’s explore what makes me the perfect fit for your next Flutter project! 🚀 Flutter Mastery at Its Best: ✔ Cross-Platform Excellence: I specialize in building feature-rich Android and iOS applications using Flutter, ensuring seamless performance and a consistent user experience across devices. ✔ Beautiful UI/UX: With a keen eye for design and user experience, I create intuitive and visually appealing interfaces that users love. ✔ Robust State Management: Proficient in Provider, BloC, and GetX for efficient and maintainable state management solutions. ✔ Comprehensive Skillset: From integrating REST APIs and GraphQL to implementing local storage solutions like Hive and SharedPreferences, I handle every aspect of app development with expertise. ✔ Deployment Expertise: I ensure smooth app deployment on both Google Play and Apple App Store, making your app available to the world. 🎯 Why Work with Me? Dedicated Flutter Specialist: I focus on Flutter development to bring cutting-edge solutions to your mobile projects. Clear Communication: Transparent and consistent updates to keep you informed at every stage. Scalable Solutions: Future-proof apps built for performance and growth. Client-Centered Approach: I prioritize your vision and ensure a collaborative journey to success.
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    Azure DevOps
    Website
    ExpressJS
    Next.js
    Microsoft Azure
    RESTful API
    Mobile App
    Figma
    Python
    Dart
    Flutter
  • $80 hourly
    I do all things data for startups and small companies. I can quickly combine data from multiple sources without expensive pipeline tools or brittle Excel spreadsheets. I know what data you need now to keep your operations running smoothly and make your investors happy. I write code when I need to but I use no-code and code-less integrations when I can. I stick to versatile, popular languages like Javascript and SQL so your developers can take over later. I can do everything data related from extraction and cleanup to analysis and visualization. My diverse background includes expertise in areas of finance, marketing, and technology.
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    Google Cloud Platform
    Database
    Analytics
    Google Marketing Platform
    Google Analytics API
    Kubernetes
    BigQuery
    Startup Consulting
    Data Warehousing
    Data Analytics
    Automation
    Microsoft Excel
    Data Visualization
    Looker
  • $120 hourly
    I have 7 years experience as a developer working in big tech and small startups. I'm proficient at using cloud services, building websites, integrating with 3rd party APIs, and shipping high impact projects from start to finish. Whether you want to build a prototype for your completely original product, create your own web store, or just need an extra hand on your existing team short-term, I can help you with that! Whether it's a big or small project, I believe proper planning and communication is key. No matter the scope of your project, I'll always apply the best practices I've learnt throughout my 7 years of professional experience.
    vsuc_fltilesrefresh_TrophyIcon GraphQL
    Java
    App Development
    Heroku
    Google Cloud Platform
    Database
    Web Development
    Bot Development
    Microsoft Azure
    C#
    Amazon Web Services
    TypeScript
    Automation
    Python
    API Integration
  • $32 hourly
    I'm an AI Automation Specialist with over 10 years of experience architecting and delivering enterprise-grade software applications. From startups to Fortune 500 companies, I’ve built platforms and workflows that drive revenue, enhance user experience, and streamline operations. With a strong background in React, Node.js, TypeScript, and AI-driven automation, I specialize in designing scalable, type-safe, and maintainable software solutions. 🏆 Key Achievements ✔ Led the full-stack development of the GameStop mobile app, improving its rating from 3.1⭐ to 4.8⭐ with over 5M+ downloads. ✔ Architected and implemented a monorepo-based healthcare platform with SSO, role-based access control, and API-first design. ✔ Built AI-powered operations systems for property managers, integrating automation and workflow optimization. ✔ Created AI-driven video automation tools for real estate professionals using ffmpeg and Remotion. ✔ Developed serverless press kit hosting using Next.js, GraphQL, and AWS Lambda. 🎯 What I Do Best ✔ Full Stack Development – React, Next.js, Node.js, Hono, TypeScript, Tailwind, PostgreSQL ✔ AI & Automation – OpenAI, Anthropic, Gemini, DeepSeek, Workflow Automation (Zapier, n8n. Make.com) ✔ Cloud & DevOps – AWS, Docker, GitHub Actions, Keycloak SSO ✔ API & Backend Systems – REST, GraphQL, OpenAPI ✔ Testing & Quality Assurance – Vitest, Jest, Playwright, Cypress 🔍 Tech Stack ✔ Frontend: React (18/19), Next.js (App Router), TailwindCSS, shadcn ✔ Backend: Node.js, Hono, Bun, PostgreSQL, Drizzle ORM, Redis ✔ Automation: AI APIs, Zapier, n8n, Playwright, Cypress ✔ Infrastructure: AWS (S3, Lambda), Docker, GitHub Actions ✔ Data & APIs: REST, GraphQL, OpenAPI, Elasticsearch 📢 Why Work With Me? ✅ Proven Track Record – Delivered high-performance applications for companies like GameStop, Lululemon, The Atlantic, and T-Mobile. ✅ AI-Driven Innovation – Deep experience in AI automation, workflow optimization, and machine learning integrations. ✅ End-to-End Development – From architecture to deployment, ensuring type-safe, reliable, and maintainable codebases. ✅ Results-Oriented – I don’t just code, I solve business problems with tech. 💬 Let’s Build Something Great! Message me to discuss your project!
    vsuc_fltilesrefresh_TrophyIcon GraphQL
    Zapier
    Make.com
    PostgreSQL
    n8n
    Automation
    React Native
    Node.js
    React
    Next.js
    TypeScript
    Tailwind CSS
    CSS
    Front-End Development
    JavaScript
  • $50 hourly
    ______________________FULL STACK SOFTWARE DEVELOPER________________________________________ As a Full Stack Developer with a non-traditional background, I bring a unique blend of skills cultivated through my journey, including graduating from Ada Developers Academy and previously serving as a Project Manager. Proficient in object-oriented programming, code development, unit testing and code debugging with a successful track record in both team and self-directed settings. Possessing a creative and analytical mindset, I am a quick learner committed to contributing innovative solutions in the ever-evolving landscape of technology. ___________________________SUMMARY OF QUALIFICATIONS__________________________ * Languages & Frameworks: Python, Flask, PHP, RESTful API, GraphQL, PostgreSQL, SQLAlchemy, Docker, AWS (ECS), AWS (RDS), ReactJS, JavaScript, TypeScript, HTML/CSS, Shopify Liquid
    vsuc_fltilesrefresh_TrophyIcon GraphQL
    JavaScript
    React
    TypeScript
    Flask
    Python
    RESTful API
  • $50 hourly
    Hi there! Looking to actualize your Native Android app needs? Let me build them right the first time so you can accelerate your business. With 5 years of experience in professional software development and an M.B.A. in hand, I can transform your business ideas into reality. I possess a unique ability to blend technical expertise with a deep understanding of business needs. My previous accomplishments include: ⇾ Decreasing the search time for flights in Expedia's Android app by ~60%, saving users worldwide collectively thousands of hours a day and boosting their likelihood to book by 1-2% ⇾ Implementing a new user flow in the Expedia Android app to allow for self-servicing flight management, thus providing faster service, higher engagement, and cost savings of millions of USD per year via reductions in need for call centers ⇾ Successfully mentoring dozens of software developers from a variety of backgrounds within Expedia in Android development, resulting in an 80%+ internal certification rate and new talent ready to contribute to Expedia's growing needs for mobile developers ⇾ Leading in-depth technical and business discussions with senior stakeholders, clarifying architectural patterns, debating pros and cons of strategic decisions, and bringing to light developer pain points. This led to greater cross collaboration between platform and feature teams, resulting in faster and higher-quality releases ⇾ Winning the People's Choice award in a global hackathon of 180+ teams for prototyping an AI-powered travel companion app that would helps users plan their trips on a day-to-day basis My aim is to bridge the gap between technical and non-technical realms, ensuring that your project not only meets but exceeds expectations. I thrive on collaborating with clients at all levels of technical proficiency, so I can meet you exactly where you are. Drawing from my experience above, you can be sure that I'll be able to adapt to your challenges. Expect nothing less than professionalism in all our interactions. You'll receive timely updates, thoughtful considerations, and quality-tested code. All this to ensure my work builds seamlessly upon your goals. Let's not just turn your ideas into reality; let's elevate them into game-changing solutions. Get in touch with me today! My technical expertise: • Native Android App Development • Kotlin • MVI and MVVM • CLEAN Architecture • Offline first capabilities • Jetpack Compose UI • Kotlin Coroutines & Flows • Background work • Testing - Unit, Integration, UI, End-to-End, Instrumented • Retrofit • Ktor • GraphQL • Room DB • GSON & Kotlin Serialization • kotlinx datetime
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    Android
    Gradle
    Android Studio
    GitHub
    Model View ViewModel
    Model View Intent
    CI/CD
    Teaching Programming
    Room
    Retrofit
    Testing
    Clean Architecture
    Kotlin
    Android App Development
  • $45 hourly
    Hi there! I’m an accomplished software developer with over 10 years of experience designing, developing, and delivering cutting-edge software solutions. I specialize in creating robust, cloud-native applications, streamlining workflows, and solving complex technical challenges with innovative solutions. What I Offer: Expertise in C#, .NET, JavaScript, Vue.js, and SQL Strong experience with Azure Cloud Services for scalable and secure applications Proficiency in building dynamic, user-friendly interfaces with BootstrapVue Proven track record of leading cross-functional teams to deliver projects on time and within budget Focus on SaaS solutions, and enterprise-grade applications Why Work With Me: I bring a deep understanding of software engineering principles, gained through years of hands-on development and team leadership. My background includes delivering healthcare solutions at a SaaS company, ensuring data security and compliance while meeting the unique needs of the industry. I’m committed to clear communication, timely delivery, and exceeding client expectations. Let’s Collaborate! Whether you need a full-stack developer for a greenfield project or a consultant to enhance your existing system, I’m here to help bring your vision to life. Let’s work together to create impactful solutions that drive results.
    vsuc_fltilesrefresh_TrophyIcon GraphQL
    REST API
    FHIR
    Azure DevOps
    Python
    JavaScript
    SQL
    C#
    Web Development
    Web Application
    Product Development
    Alpha Testing
    Beta Testing
    Quality Assurance
    Software QA
  • $50 hourly
    Welcome to Betre's area. I am a Frontend Architect dedicated to delivering outstanding web experiences through the utilization of modern frameworks and scalable solutions. My methodology combines technical proficiency with strong collaborative skills to develop robust, user-centric applications. Here are my approch, workflow and tech expertise for your projects. 1. Frontend Architecture & Development - Designed and developed modular, performance-optimized applications leveraging frameworks such as React, Next.js, Vue.js, and Svelte, with a focus on code reusability and maintainability. - Implemented advanced state management patterns utilizing Redux Toolkit, Zustand, and Pinia, leading to enhanced application predictability and an improved developer experience. - Developed responsive and accessible user interfaces utilizing Tailwind CSS and modern CSS features, including Grid, Flexbox, and Custom Properties. - Created type-safe applications with TypeScript, minimizing runtime errors and enhancing code maintainability. 2. Third-Party Integration & API Development - Integrated complex third-party services such as payment gateways (Stripe, PayPal), authentication providers (Auth0, Firebase), and analytics platforms (Google Analytics, Mixpanel). - Developed and maintained RESTful APIs using Express.js and FastAPI, prioritizing performance and security. - Implemented real-time features utilizing WebSocket protocols and Server-Sent Events. 3. Backend Technologies - Proficient in the Python ecosystem, including FastAPI, Django REST framework, and SQLAlchemy. - Experienced in the Node.js environment with Express.js, NestJS, and PostgreSQL. - Skilled in API design and documentation using OpenAPI (Swagger). 4. Version Control & Deployment - Led the standardization of Git workflows, implementing trunk-based development and conventional commits. - Managed complex merging scenarios and preserved a clean Git history through strategic rebasing. - Configured and maintained CI/CD pipelines utilizing GitHub Actions and GitLab CI. 5. Team Collaboration & Leadership - Mentored junior developers through code reviews, pair programming sessions, and the creation of technical documentation. - Established coding standards and best practices, enhancing team velocity and code quality. - Facilitated technical discussions and architectural decision-making processes. - Collaborated closely with UX/UI designers to implement pixel-perfect, accessible interfaces. 6. Build & Deployment Pipeline - Docker: Used Docker to create containers for consistent deployment across environments. - Cloud Services: Deployed applications on AWS and Google Cloud Platform for scalability. - Hosting Platforms: Leveraged Vercel for front-end hosting and Heroku for easy backend deployment. - CI/CD Pipelines: Set up automated workflows with GitHub Actions and GitLab CI for testing and deployment. - Monitoring: Implemented monitoring tools to track application performance and quickly resolve issues. 7. Recent Projects: - Led the development of a high-traffic e-commerce platform using Next.js and GraphQL. - Architected a real-time collaboration tool featuring WebSocket integration and offline capabilities. - Implemented a micro-frontend architecture for a large-scale enterprise application. I am continually exploring new technologies and methodologies to enhance development workflows and user experiences. Currently, I am experimenting with Svelte and investigating micro-frontend architectures for enterprise applications. Skills and Experience with Third-Party APIs Web Application Development: - Frontend: React.js, Next.js, Vue.js - Backend: Express.js, Nest.js, Django, Flask, FastAPI - API Pipeline: RESTful API, GraphQL - Databases: MySQL, PostgreSQL, MongoDB, Oracle DB, Firebase Firestore, Google Cloud Databases, Amazon RDS, Azure SQL Database - Deployment: AWS, Google Cloud, Azure, Firebase, Heroku, Vercel, etc. Third-Party APIs: - Social Media: Facebook Graph API, Twitter API, LinkedIn API - Google Services: Google Maps API, Google Analytics API - Payment Gateways: PayPal API, Stripe API - Microsoft Services: Bing Maps API, Microsoft Graph API - Weather: OpenWeatherMap API - E-commerce: Shopify API - Artificial Intelligence: OpenAI API, Google Cloud AI APIs, Amazon AI Services - Other Popular APIs:Twilio API, SendGrid API I am eager to collaborate with you to create a new world of possibilities. I am always ready to contribute and engage. Thank you.
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    Third-Party Integration
    PayPal
    Stripe
    REST API
    NodeJS Framework
    CSS Framework
    Tailwind CSS
    Front-End Development
    Nuxt.js
    Svelte
    Redux
    Vue.js
    Next.js
    React
  • $111 hourly
    I am a web developer with experience in SaaS and microservices architectures. I have worked extensively across the stack including simple web apps (Django), microservices (Flask and AWS Lambda), frontend apps (React, GraphQL, AngularJS), mobile apps (React Native), devops (Terraform, Cloudformation, Github Actions, Gitlab Pipelines), and development process (Architecture Decision Records, Retrospectives, Trunk-based Development, Kanban, Agile). I like working iteratively and doing the simplest thing to solve the problem. I am new to Upwork and excited to make connections and build relationships. I look forward to hearing from you!
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    React Native
    React
    JavaScript
    AWS CloudFormation
    Terraform
    RESTful Architecture
    Microservice
    Python
    Django
    Flask
  • $60 hourly
    Hey I'm Cooper. I'm a software engineer with hands-on experience building applications from early-stage startups to Fortune 500 enterprises. My portfolio spans across building startups from the ground up, working on high throughput F500 APIs, and even building technical content online. My background includes experience in TypeScript, Svelte, Next.js, Supabase, Python, C++, C#, and Elixir. I pride myself with the ability to pick up new languages / systems quickly, while also maintaining great depth to the languages I work with consistently. Outside of consulting work, I have built my personal YouTube channel called Cooper Codes. On Cooper Codes I build technical videos for professional developers (13,00 subscribers, 200,000 views). I have worked with large brands such as Supabase, Couchbase, and The Net Ninja. I have an entrepreneurial spirit, which is perfect for anyone who needs high quality code built around their idea or enterprise team. I founded DeskSpacing.com, which has been used by over 1,000,000 unique visitors and has received 3,600,000 page requests over it's lifetime. I am willing to tackle any technical challenge and be your go to developer for creating your dream project. Alongside an in depth technical skillset I also have great communication, and will be with you every step of the way when it comes to your project. Not sure if I'm a fit? Feel free to send me a message and we can get working on what your needs are. I look forward to working with you.
    vsuc_fltilesrefresh_TrophyIcon GraphQL
    Enterprise Software Development
    Software Development
    Svelte
    MongoDB
    jQuery
    Node.js
    Python
    C#
    Next.js
    PostgreSQL
    Supabase
    TypeScript
    JavaScript
  • $80 hourly
    I'm an energetic and creative senior full-stack developer with 12+ years of experience leveraging Javascript to build responsive web apps, and interactive features that drive business growth and improve UX. Experienced and proficient in modern web technologies and best practices. Technologies - Reactjs, Redux, MobX, Gatsbyjs, Nextjs, Material-UI - Vuejs, Vuerify, Nuxtjs, Quasar Framework - Angular 6+, Rxjs, Angular-Material, NgRx - Headless CMS (Netlify CMS, Contentful CMS, etc) - Nodejs, Expressjs, Hapijs, Nestjs - MongoDB, PostgreSQL, MySQL - Wordpress, PHP - Google map api, MapBox
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    Redux Saga
    Redux Thunk
    Gatsby.js
    PHP
    JavaScript
    React
    Vue.js
    HTML5
    TypeScript
  • $90 hourly
    Washington-based professional AR/VR developer with years of expertise building custom applications & websites, and a simple focus on being helpful & accessible. I consider myself as an AR/VR top-notch developer. I'm working with Mobile: Unity, Swift, Java, Kotlin, ARKit, ARCore, Vuforia, 3D modeling Back end: Elixir/Erlang, Nodejs, Python for AR/VR app back end REST API development. Choosing a developer can be a daunting task. When you choose to work with me - you get a partner that actually responds to emails, gets the thing done, and is committed to helping you succeed.
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    VR Application
    AR & VR Applications
    WebGL
    AR & VR
    Erlang
    JavaScript
    Virtual Reality
    Unity
    PostgreSQL
    Elixir
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