Hire the best API Developers in Seattle, WA

Check out API Developers in Seattle, WA with the skills you need for your next job.
  • $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!
    vsuc_fltilesrefresh_TrophyIcon API Development
    Sequelize
    Serverless Computing
    PostgreSQL Programming
    Web Application
    GraphQL
    Amazon Web Services
    TypeScript
    Git
    CSS 3
    React
    Node.js
    JavaScript
    HTML5
  • $299 hourly
    I am a multi-skilled professional and can be helpful in different aspects of start-ups and businesses. I heIp companies go from 0 to 1 • 5-star rating in Upwork, more than 10,000 hours of consulting, $750K+ delivered • Launched entities in 4 countries (my Indian DIN 06703026) • Hired and managed team of 30+ developers, designers, and QA specialists(acquired by client) • Took a start-up from 0 to $250K+ ARR in a year • Started a product management meetup group that has 10,000+ followers • Delivered MVPs with a total budget of $2M+
    vsuc_fltilesrefresh_TrophyIcon API Development
    RESTful Architecture
    Android App Development
    iOS Development
    Apache Cordova
    Node.js
    Ionic Framework
    AngularJS
    MySQL
  • $70 hourly
    Are you in search of a skilled and imaginative freelance web application developer who can turn your digital dreams into reality? Look no further! I specialize in designing and building custom web applications that are not only visually stunning but also highly functional, using a powerful trio of tools: Webflow, Xano, and Wized. With a passion for creating seamless online experiences, I bring a unique blend of creativity and technical expertise to every project. My proficiency in Webflow allows me to craft captivating and responsive designs that adapt flawlessly to various devices and screen sizes. From eye-catching landing pages to complex interactive interfaces, I ensure that your web application engages users and keeps them coming back for more. But the magic doesn't stop there. Leveraging the capabilities of Xano, I seamlessly integrate dynamic backend functionalities that drive your web application's performance and responsiveness. Whether it's managing databases, handling user authentication, or facilitating real-time data updates, I ensure that your web application operates smoothly and securely, providing an exceptional user experience. And let's talk about Wized – a powerhouse for automating workflows and streamlining processes. By harnessing the power of Wized, I optimize the efficiency of your web application, making it not only visually appealing and functional but also incredibly user-friendly. From intuitive navigation to intelligent form submissions, I make sure that your web application is a joy to use, both for your users and your team. What sets me apart? It's not just my technical proficiency, but my commitment to understanding your unique vision and translating it into a digital masterpiece. I collaborate closely with you throughout the development process, ensuring that your input is valued and incorporated at every stage. I take pride in delivering results that exceed expectations, on time and within budget. Whether you're a startup looking to establish a strong online presence or an established business aiming to enhance customer engagement, my expertise in Webflow, Xano, and Wized can elevate your web application to new heights. Let's embark on a journey together to create a web application that resonates with your audience and leaves a lasting impression. Contact me today to discuss your project, and let's transform your ideas into a dynamic and captivating web application that stands out in the digital landscape. Your vision, my expertise – a winning combination for success.
    vsuc_fltilesrefresh_TrophyIcon API Development
    SaaS Development
    UX & UI
    Automation
    Back-End Development
    Front-End Development
    User Experience
    User Authentication
    Database Management
    Interactive Design
    User Interface Design
    Responsive Design
    Webflow
    JavaScript
    API Integration
  • $60 hourly
    20+ years of SAP technical experience. Professional and customer focused, dedicated to deliver high standard well-engineered adaptable solutions using latest SAP technologies reducing TCO costs. Extensive background in performance profiling and program tuning directly reducing operation costs. Very proficient in trouble-shooting and analysis of production issues. Good functional knowledge of the various integration points between the SAP modules within the order-to-cash and procure-to-pay business processes. Experience in industries ranging from public sector, medical device manufacturing to retail.
    vsuc_fltilesrefresh_TrophyIcon API Development
    SAP Programming
    Integration Testing
    JSON
    SAP Implementation
    RESTful API
    Tech & IT
    SAP ERP
    Object-Oriented Programming
    ABAP
  • $40 hourly
    Hello! I am a web developer leveraging a background in music production to exercise critical thinking, creativity and anticipation of user needs. My knowledge and experience in web development ensures both a smooth user experience and clean, concise code. Working on projects asynchronously with diverse teams has strengthened my skills in communication and collaboration. Using these strengths, I strive to build accessible, intuitive, and responsive web apps for a far-reaching audience.
    vsuc_fltilesrefresh_TrophyIcon API Development
    RESTful API
    GitHub
    NoSQL Database
    Web Development
    HTML5
    CSS
    Node.js
    JavaScript
    Responsive Design
    MySQL
    MongoDB
    React
    Bootstrap
    jQuery
  • $30 hourly
    I've spent my whole career working at both startups, and large-scale companies. I have the experience and the capabilities to create code quickly and to scale. With 7 years of Javascript and Typescript development, I am fully capable of building ANY application that suits your needs. My goal is to make your dream app a reality.
    vsuc_fltilesrefresh_TrophyIcon API Development
    Software Development
    Serverless Stack
    API
    Amazon Web Services
    TypeScript
    C#
    React Native
    JavaScript
    React
  • $90 hourly
    *Over 8+ years of Full Stack Developer experience in all stages of Software Development Life Cycle (SDLC) , referring to design, development, testing and deployment of web and Enterprise business applications using OOPs, Java/J2EE technologies. *Experience in front-end UI technologies like HTML5, CSS3, JavaScript, AJAX, Angular 6/8/9, AJAX, developed Single Page Web Applications using ReactJS and Redux and JSON, jQuery. * Good experience in implementing React JS with Redux and Flux patterns to attain MVC functionality. *Hands-on experience in creating Angular factories for using angular services like $http and $resource to make RESTful API calls to the Java based backend. *Expertise in developing microservices using and Node JS to build more physically separated modular applications which will improve scalability, availability and agility of application.
    vsuc_fltilesrefresh_TrophyIcon API Development
    Amazon EC2
    Apache Kafka
    Angular
    Apache Maven
    Apache Tomcat
    AJAX
    Amazon Web Services
    Agile Software Development
    Amazon S3
    Automated Testing
    Web Crawling
  • $63 hourly
    I'm a full-stack software engineer based in Seattle with over 2 years of experience in the software industry. Most recently, I've built software in React/Node.js/Typescript for a real estate tech startup, helping to quadruple its valuation.
    vsuc_fltilesrefresh_TrophyIcon API Development
    Web Application
    Web Development
    Web UI
    Node.js
    React
    React Native
    TypeScript
  • $80 hourly
    “I’m a java developer with experience in building back-end services and platforms for processing large scale data for small and medium sized businesses. Hit me up with any java related coding work – I can help! Summary of Qualifications * 10+ years of professional coding experience using modern programming language such as Java, Kotlin, C++, C#. * Strong industry experience in architecture and development of scalable production quality backend systems. * Good understanding of distributed systems, data stores, data modeling, indexing. * Ability to work in a cross-functional team that touches many parts of the core systems * Strong Object Oriented Programming concepts, data structure, algorithms, and system level programming, including multi-threaded programming. * Working knowledge of relational/non-relational databases and query authoring. * Love to use and develop open source technologies like Kafka, Hadoop, Hive, and Spark. * Self-starter that enjoys and takes pride in the development work of their team. * Ability to thrive in a dynamic, collaborative and fast paced environment. * Strong interpersonal skills as well as strong problem-solving and analytical skills.
    vsuc_fltilesrefresh_TrophyIcon API Development
    API
    Apache Hadoop
    Apache Zookeeper
    Hive
    Apache Spark
    CI/CD
    Apache Kafka
    RESTful API
    MapReduce
    Apache Hive
    Amazon
    Amazon S3
    Amazon Web Services
  • $30 hourly
    Before taking time off to raise a family, I spent 10+ years developing device drivers for MS Windows Operating Systems. I have retrained as a Web Developer. Most of my experience is as a backend web developer, but I am also happy to work on full-stack projects. As a software engineer and a mom, I have developed many skills, including tutoring, editing, copywriting, and project management. I'm also a great problem solver. I look forward to discussing your project with you!
    vsuc_fltilesrefresh_TrophyIcon API Development
    Back-End Development
    Operating Systems Development
    C
    SQL
    C++
    Python
    Golang
  • $135 hourly
    Python developer with 13 years experience creating software for animation & visual effects for film.
    vsuc_fltilesrefresh_TrophyIcon API Development
    Web Scraping
    PyQt
    Bash
    CI/CD
    Visual Effects
    JavaScript
    Linux
    Editorial
    Qt Framework
    Animation
    API
    Python Script
    Python
  • $200 hourly
    As a seasoned Software Developer since 2002, Data Scientist since 2011, and serial entrepreneur, my career is defined by a relentless pursuit of innovation and strategic growth. With a rich history of developing, founding, and investing in startups, I've mastered the art of transforming ideas into successful ventures. My expertise spans across software development, data analytics, product creation, and business strategy, making me a unique asset to businesses aiming to navigate the complexities of today's technological landscape. What I Offer • Startup Strategy and Growth: Insightful guidance on navigating startup challenges, from inception through scaling. • Data-Driven Decision Making: Leveraging big data and predictive analytics to fuel strategic business decisions. • Product Development and Innovation: Crafting user-centric products that meet market needs and drive engagement. • Strategic Advisory: Providing actionable strategies that align technology with business goals for sustainable growth. Why Partner with Me • Proven Success: A track record of successful startups and projects that speak to my expertise and dedication. • Strategic Insight: A deep understanding of the tech landscape and market dynamics to guide your business forward. •Trust and Partnership: A commitment to building long-term relationships based on transparency, integrity, and mutual success. I'm here to help you leverage technology and strategy to build a successful, resilient business. Let's create something impactful together.
    vsuc_fltilesrefresh_TrophyIcon API Development
    API
    Expert
    Data Science
    ChatGPT API
    AI Trading
    Trading Strategy
    Trading Automation
    Quantitative Finance
    Quantitative Analysis
    Python
    C#
    NinjaTrader
    Artificial Intelligence
    Forecasting
  • $50 hourly
    I am a developer with professional experience building enterprise web applications. Looking for full stack work.
    vsuc_fltilesrefresh_TrophyIcon API Development
    C++
    React Native
    React
    Python
    NestJS
    Kubernetes
    Google Cloud Platform
    Web Application
    API
    JavaScript
    Web Services Development
    Web Service
    Amazon Web Services
  • $20 hourly
    I am a passionate software engineer who enjoys finding solutions to complex problems. I have experience in automating and streamlining the processes based on business needs which has led to significant reduction in manual work. I have worked with agile methodology which has helped in continuous delivery and iterative approach. I work well in teams and also facilitate cross team communication which enables a creative and collaborative environment to work in.
    vsuc_fltilesrefresh_TrophyIcon API Development
    Hibernate
    Jenkins
    React
    Apache Cassandra
    MongoDB
    Amazon Web Services
    Terraform
    RESTful API
    Spring Boot
    Spring Framework
    Java
    SQL
  • $20 hourly
    Web Developer with 2 years coding experience and 4 years Linux/Unix experience. Graduated from Full Stack Coding Bootcamp through University of Washington with a background M.S degree in computational chemistry.
    vsuc_fltilesrefresh_TrophyIcon API Development
    MERN Stack
    Google Maps
    Full-Stack Development
    MongoDB
    MySQL
    GraphQL
    jQuery
    Bootstrap
    ExpressJS
    HTML
    JavaScript
    CSS
    Node.js
    React
  • $150 hourly
    Full Stack | React | Python | WordPress | API Integration | AI / ML | Blackbaud Raiser's Edge | Shopify I've spent the last 10+ years developing outstanding websites and web applications for small startups to large multi-million dollar corporations, and 5+ years DevOps. I've completed over 300 projects with agile development, industry clean-code standards, and quick delivery, I will bring all stages of your web app development to life. ✏️ Backend: ✅ Javascript, Node.js, Express.js, Nest.js ✅ PHP, WordPress, Laravel, CI, Symfony, Custom Framework, Lumen, Magento ✅ Python, Django, Flask, Blackbaud Raiser's Edge ✅ Java, Spring Boot, Django, Go, Rust. ✏️ Frontend: ✅ HTML,CSS, Javascript, Typescript, Vue.js, React.js, Angular.js, Vuex, Vuetify, Quasar, Buefy, Nuxt.js, Hugo ✅ Bootstrap, Tailwind CSS, Material-UI ✅ jQuery, Datatables, Mapbox.js ✅ Webpack, babel ✏️ No-Code development: ✅ Bubble.io, Wix, Webflow, SquareSpace, Prestashop ✏️ Shopify ✅ Custom theme development from scratch ✅ Theme customization & custom pages ✅ Custom / Public shopify app build & app integration ✅ Search Engine Optimization ✏️ AI & ML ✅ Python, LangChain, Chatgpt, ChatGPT-3, GPT-4, OpenAI, ChatGPT Prompt, ChatGPT PromptLangChain Expert ✅ AI Chatbot Developer, Midjourney AI Artist ✅ AI Concept Art, AI Portraits, AI Avatars, AI Videos, AI Content Creation ✅ ChatGPT AI Blogs to captivate your audience ✏️ APIs: ✅ Google Cloud Storage, Google Ads, Google Cloud Vision ✅ Klarna, Stripe, Affirm, Broker's API ✅ Facebook, Twitter, Amazon Web Services, Google, BaseCamp, OpenStack, Mandrill, Twilio, Plivo, Bandwidth, MailChimp ✅ Google Maps, TicketMaster, Hotel APIs, Airline APIs ✅ Shipment APIs, FedEx, USPS, UPS, DHL, TNT ✅ Telegram API, Whatsapp API, Slack API ✏️ Databases: ✅ MySQL, PostgreSQL, MongoDB, SQLLite ✏️ DevOps: ✅ AWS, Docker, Nginx, Apache, Linux, Bash ✏️ Testing: ✅ InfluxDB, Grafana, K6 ✅ Cypress.js Jest.js, PHPUnit ✏️ Design and prototype: ✅ Figma, Adobe XD ✏️ Tools: ✅ Git, Github Web development is my passion. In this industry, I can provide a highly desirable solution. I would be delighted to support you in turning your concept into reality by creating a modern and appealing web application. I consider it important to establish a long-term relationship with my clients, and therefore, my focus is primarily on securing long-term contracts.
    vsuc_fltilesrefresh_TrophyIcon API Development
    Golang
    Backup & Migration
    Google App Engine
    Amazon Web Services
    MariaDB
    Elasticsearch
    Data Engineering
    Database Design
    Python
    C++
    Big Data
    DevOps
    Front-End Development
    Bhrigus Software IVR
  • $18 hourly
    I'm a UX designer/researcher experienced in designing products for B2C and B2B businesses. I can help analyze product positioning, ideate best-fit solutions, and improve the product usability & overall esthetic. - In-depth understanding about the Design Theory (Empathize, Define, Ideate, Prototype, Test, and Access) - User-centered DESIGN & RESEARCH - Knows HTML, CSS, Python, and JavaScript
    vsuc_fltilesrefresh_TrophyIcon API Development
    Product Design
    Graphic Design
    AI Content Creation
    User Experience
    Interaction Design
    Design & Usability Research
    UX & UI
  • $180 hourly
    I'm Mark, a seasoned developer with 40 years of experience building software solutions from web sites and mobile applications to large-scale web services. My technical prowess spans across Web UI, API frameworks, and full-stack platform development. With a history of hands-on development in both startups and large companies, I specialize in turning complex business needs into robust, scalable tech solutions. As a Chief Technology Officer, I spearheaded the development of geospatial platforms and SDKs, taking an active role in the software engineering process. My experience also includes driving technological growth from the ground up, involving detailed technical work on operating system components and pioneering initial product offerings. I'm now looking to leverage my deep development experience and problem-solving capabilities in interesting new projects, offering exceptional software development services on a project basis. My aim is to deliver high-quality, innovative solutions tailored to ensure success and value.
    vsuc_fltilesrefresh_TrophyIcon API Development
    Solution Architecture Consultation
    Solution Selling
    TypeScript
    Amazon DynamoDB
    AWS Lambda
    Web API
    Solution Architecture
    Web Application
  • $100 hourly
    Hi, I'm Bryan, a software consultant with over three years of experience in helping clients achieve their business goals through innovative and effective software solutions. I have a strong background in software engineering, with skills in Python, C++, JavaScript, React, and Firebase. I have developed web and mobile applications for various domains, such as social networking, chat, and e-commerce. As a consultant, I can help you with: - Software design and architecture: I can create scalable, secure, and user-friendly software solutions that meet your requirements and expectations. - Software development and testing: I can code, debug, and test your software using the best practices and tools in the industry. - Software optimization and improvement: I can analyze your software performance, identify bottlenecks, and suggest ways to enhance your software quality and efficiency. I have successfully completed many projects as a consultant, such as: - A social network service that allows users to create and join communities, chat with other members, and share content. - A chat room service that enables real-time communication between users, with features such as emoji, file sharing, and voice messages. - A high-scalable social network service that handles millions of requests per day, using cloud computing and microservices architecture. I am passionate about learning new technologies and software trends, and I am always looking for new challenges and opportunities to grow as a consultant. I use agile methodologies and scrum frameworks to manage my projects, and I communicate regularly and clearly with my clients to ensure their satisfaction and success. If you are looking for a reliable, skilled, and experienced software consultant for your project, please contact me or check out my portfolio. I would love to hear from you and discuss how I can help you solve your software problems and achieve your software goals.
    vsuc_fltilesrefresh_TrophyIcon API Development
    Back-End Development
    Full-Stack Development
    API
    Distributed Computing
    App Development
    Software Consultation
    Software Architecture & Design
    Python
    C#
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