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Hire the best JavaScript Developers in Bonn, DE

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Rating is 4.8 out of 5.
4.8/5
based on 557 client reviews
  • $30 hourly

    • 5.0/5
    • (2 jobs)
    Experienced AI Engineer & Full-Stack Developer Are you seeking a seasoned professional adept in the realms of AI engineering and full-stack development? Your search ends here. With over a decade of industry experience, I specialize in creating innovative solutions that seamlessly integrate artificial intelligence with cutting-edge web technologies. Why Consider Me? AI Expertise: My domain encompasses a broad spectrum of AI technologies, ranging from natural language processing to the implementation of large language models. Whether it's developing intuitive chatbots or deploying advanced machine learning algorithms, I deliver solutions tailored to your unique requirements. Full-Stack Proficiency: Beyond AI, I possess extensive expertise as a full-stack developer. Fluent in a diverse array of programming languages and frameworks, including Node.js, Java (with Spring boot), Python and modern javascript frameworks like react and angular, I effortlessly navigate both front-end and back-end development tasks with precision and agility. End-to-End Solutions: I have a comprehensive understanding of the entire software development life cycle, from conceptualization to deployment. My meticulous approach ensures flawless execution and timely delivery of your project. Specialized Offerings: Semantic Web & Knowledge Graphs: Leverage my expertise in semantic web technologies and knowledge graphs to unlock valuable insights from your data. I specialize in harnessing the power of interconnected information structures to enhance decision-making and drive innovation. Graph Databases (Neo4j) & SPARQL: With proficiency in graph databases such as Neo4j and query languages like SPARQL, I excel in designing and implementing scalable data solutions. Whether it's building complex knowledge graphs or optimizing database performance, I've got you covered. DevOps: My proficiency extends beyond development to encompass the entire software deployment lifecycle. I am well-versed in setting up Continuous Integration/Continuous Deployment (CI/CD) pipelines to automate testing, deployment, and delivery processes, ensuring rapid and reliable software releases. Additionally, I am proficient in containerization technologies like Docker, facilitating seamless deployment and scaling of applications across diverse environments. Let's Collaborate! Whether you require groundbreaking AI applications or robust web solutions, I'm poised to assist with my set of expertise. Let's talk about transforming your vision into reality and propelling your projects to new heights. Reach out today to explore and collaborate!
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    DevOps
    Git
    SQL
    Vue.js
    React
    Web Development
    Software Architecture
    Spring Boot
    Java
    NodeJS Framework
    API Development
    Software Development
    AI Chatbot
    Research & Development
  • $50 hourly

    • 0.0/5
    • (0 jobs)
    Hello, I am a full-stack Ruby on Rails developer with extensive experience with more than 8 years of working experience in a wide variety of business areas, including healthcare, real estate, cloud automation, and more. I write clean, modular, well-documented code with security and scalability in mind and help create simple, friendly, accessible user interfaces. My main passion is to build clean, robust software that solves the problem of users. I have good skills in API design, complex client/server interaction, and a well-tested codebase. I also have experience in UX, product, and project management, and I know how to be a part of a good team and how to be a leader as well. If you are looking for someone experienced and can do anything to make your business successful, you probably are looking for me. ==== My good skill set ==== * Ruby/Ruby on Rails * PostgreSQL, MongoDB, Redis, DynamoDB, RethinkDB * jQuery, CoffeeScript, SASS, Twitter Bootstrap * ReactJS/AngularJS * HTML5, CSS3, JavaScript (ES6) * TDD: RSpec, MiniTest * Heroku, AWS EC2, DigitalOcean, OpenShift * Data Crawling/API Developing * Git, DevOps, Docker * Shopify Apps
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Stripe
    RSpec
    AWS Cloud9
    SQL
    Git
    Redis
    Ruby
    CSS 3
    PostgreSQL
    Ruby on Rails
    HTML5
  • $25 hourly

    • 3.0/5
    • (5 jobs)
    Full Stack Developer with 7+ years of hands-on experience designing, developing and implementing applications and solutions using a range of technologies and programming languages. Seeking to leverage broad development experience and hands-on technical expertise in a challenging role as a Full-stack Developer. 𝗠𝘆 𝘀𝗸𝗶𝗹𝗹𝘀 𝗮𝗻𝗱 𝗲𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 𝗿𝗲𝗹𝗲𝘃𝗮𝗻𝘁 𝘁𝗼 𝗳𝘂𝗹𝗹-𝘀𝘁𝗮𝗰𝗸 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 • 𝗟𝗮𝗻𝗴𝘂𝗮𝗴𝗲𝘀 𝗮𝗻𝗱 𝗙𝗿𝗮𝗺𝗲𝘄𝗼𝗿𝗸𝘀: ReactJS, NodeJS, ExpressJS, TypeScript, GraphQL, NextJS, NextJS, ReactNative, Redux, React Admin, Hasura, Javascript(ECMAScript5, ECMAScript6), MERN Stack, and VueJS, with Laravel, WordPress. • 𝗣𝗿𝗼𝗷𝗲𝗰𝘁 𝗠𝗮𝗻𝗮𝗴𝗲𝗺𝗲𝗻𝘁 𝗧𝗼𝗼𝗹𝘀: Asana, Pivotal Tracker, Trello, Jira, Slack, Teamwork, Flow. • 𝗪𝗲𝗯 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀: Heroku, Docker, Digital Ocean Services, Aws S3, Google Cloud Storage, AWS Lambda, Firebase, Airtable, CI/CD. • 𝗥𝗲𝗹𝗮𝘁𝗶𝗼𝗻𝗮𝗹 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: PostgreSQL, Mysql. • 𝗡𝗼𝗻-𝗥𝗲𝗹𝗮𝘁𝗶𝗼𝗻𝗮𝗹 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: MongoDB. • 𝗚𝗿𝗮𝗽𝗵 𝗗𝗮𝘁𝗮𝗯𝗮𝘀𝗲𝘀: Neo4j. • 𝗘𝗰𝗼𝗺𝗺𝗲𝗿𝗰𝗲 𝗣𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀: Shopify, BigCommerce. • 𝗦𝗲𝗮𝗿𝗰𝗵 𝗘𝗻𝗴𝗶𝗻𝗲𝘀: Elastic Search. • 𝗪𝗲𝗯 𝗥𝗲𝗮𝗹-𝗧𝗶𝗺𝗲 𝗖𝗼𝗺𝗺𝘂𝗻𝗶𝗰𝗮𝘁𝗶𝗼𝗻: Agora, Pubnub, Socket.io. • 𝗔𝘂𝘁𝗵𝗲𝗻𝘁𝗶𝗰𝗮𝘁𝗶𝗼𝗻: Auth0, OpenIdConnect, JWT. • 𝗧𝗲𝘀𝘁𝗶𝗻𝗴 𝘁𝗼𝗼𝗹𝘀: Mocha, Chai, Jasmine, Jest, Karma. • 𝗣𝗮𝘆𝗺𝗲𝗻𝘁 𝗚𝗮𝘁𝗲𝘄𝗮𝘆𝘀: Stripe, PayPal, Recurly. • 𝗔𝗜 𝗖𝗵𝗮𝘁𝗕𝗼𝘁 𝗕𝘂𝗶𝗹𝗱𝗲𝗿, 𝗠𝗲𝘀𝘀𝗮𝗴𝗶𝗻𝗴 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀: Dialogue flow, Twilio, Twilio programable messages, Chatfuel. • 𝗦𝗼𝗰𝗶𝗮𝗹 𝗜𝗻𝘁𝗲𝗴𝗿𝗮𝘁𝗶𝗼𝗻𝘀: Google Plus, Facebook, and Twitter Integration. • 𝗠𝗮𝗶𝗹𝗶𝗻𝗴 𝗦𝗲𝗿𝘃𝗶𝗰𝗲𝘀: Sendgrid, Mailchimp. • 𝗟𝗼𝗰𝗮𝘁𝗶𝗼𝗻𝘀: Google Maps. • 𝗢𝘁𝗵𝗲𝗿𝘀: Raspberry pi, MitmProxy. 𝗙𝘂𝗹𝗹 𝘀𝘁𝗮𝗰𝗸 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝗱𝗲𝗹𝗶𝘃𝗲𝗿𝗮𝗯𝗹𝗲𝘀 • Web Application Development • API Development • Database Architecture • Database Design • Web Design • Website Redesign • API Integration • CRM • Front-End Design • Front-End Development • Database Development • Desktop Applications • eCommerce Website • Project Analysis • Responsive Design • Web Programming
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    MERN Stack
    React
    GraphQL
    Node.js
    TypeScript
    Docker
    Laravel
    Vue.js
    ExpressJS
    MongoDB
    MySQL
  • $40 hourly

    • 0.0/5
    • (0 jobs)
    I am a developer with 5+ years of experience in Web, Mobile and Blockchain development 3+ years of experience with blockchain, NFT and smart contract 5+ years of experience with web development. Familiar with React, Node.js, Angular, Vue. Good at HTML and CSS, Laravel and PHP. 5+ years of experience with mobile development. Excellent in Flutter Friendly with C, C++ and Golang Strong in Source control using Git, communication and team management
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Smart Contract
    HTML
    React
    Angular
    MongoDB
    Laravel
    Ethereum
    Blockchain
    CSS
    Vue.js
    Golang
    PostgreSQL
    Node.js
    PHP
  • $23 hourly

    • 0.0/5
    • (0 jobs)
    My name is Christina ,I am a full-stack developer with 6 + years of experience delivering top-notch design solutions to my clients. I blend creativity and technical skills to promote my employers and help them reach a large digital audience. My strong work ethic and commitment to delivering quality service allow me to embody the essential characteristics needed to perform any job well providing websites and apps with multifaceted technical solutions.
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Laravel
    Angular
    C++
    HTML
    WordPress
    Flutter
    UI/UX Prototyping
    Shopify
    iOS Development
    Java
    PHP
    Python
    C#
  • $23 hourly

    • 0.0/5
    • (0 jobs)
    My name is Sofia . I am a full-stack developer with 6 + years of experience delivering top-notch design solutions to my clients. I am familiar with all programs and tools in your description and I am certain that I have the necessary skills to successfully do the job adeptly and perform above expectations. My experience has provided me with multifaceted technical solutions across a wide range of software platforms.
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Shopify
    Webflow
    3D Animation
    Flutter
    iOS
    HTML
    Django
    WordPress
    Java
    PHP
    Laravel
    UI/UX Prototyping
    Python
    Wix
  • $50 hourly

    • 0.0/5
    • (0 jobs)
    I am a passionate and enthusiastic ReactJs developer with 5+ years of experience. I can efficiently make pixel-perfect single-page applications (SPAs) in React with the use of the latest features like redux, hooks, React API, routing, custom components, third-party API integrations. Currently, focused on building complex web applications in front-end. Front-end Skills: - React, React Core Components - Redux, Redux-Thunk - Typescript - Rest API, GraphQL - Custom Styling – CSS, SCSS, Styles Component UI Libraries: - Bootstrap - ReactStrap - Ant Design - Material-UI Agile Tools: - JIRA - Trello - Asana - ClickUp API integration: - Firebase / Firestore - Social authentication (Google, Facebook, Apple) - Google APIs (Maps SDK for Android and IOS, Places API) - Payment Gateway integration (PayPal, Stripe) Design Prototyping: - Adobe XD - Zeplin - Figma Version Controlling: - Git / GitHub - Bitbucket - AWS code commit Communication Tool: - Slack - Microsoft Teams - Skype - Google Meet - Zoom - Facebook Workplace My aim is always to maintain code consistency and implement the latest and stable technologies which benefit me to build a project which is flexible, easily maintainable, and reusable code and components. I use the agile approach for development
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Angular 2
    DevOps
    React
    CSS 3
    Bootstrap
    Vue.js
    HTML5
  • $100 hourly

    • 0.0/5
    • (0 jobs)
    My name is Mohamed Tahrioui, and I am a seasoned technical leader with over 10 years of experience in startups, SaaS solutions, architectural design, and team leadership. I have successfully led cross-functional teams, designed scalable systems, and delivered high-impact projects. My expertise includes microservices architecture, cloud infrastructure, and DevOps practices, with a proven track record of enhancing system stability, reducing operational costs, and driving innovation.
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Architecture
    Grafana
    Prometheus
    Terraform
    Microservice
    Kubernetes
    Cloud Architecture
    DevOps
    Golang
    Python
  • $22 hourly

    • 0.0/5
    • (0 jobs)
    My name is Sofia ,I am a full-stack developer with 6 + years of experience delivering top-notch design solutions to my clients. I blend creativity and technical skills to promote my employers and help them reach a large digital audience. My strong work ethic and commitment to delivering quality service allow me to embody the essential characteristics needed to perform any job well providing websites and apps with multifaceted technical solutions.
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    WordPress
    Angular
    HTML
    CSS
    C++
    Funnel Chart
    Shopify
    DIMS
    UI/UX Prototyping
    Search Engine Optimization
    iOS
    Python
    PHP
    Java
  • $25 hourly

    • 0.0/5
    • (0 jobs)
    I'm Henrique S. Mariotti, a passionate designer and musician always seeking creative challenges. With over 10 years of solid experience, I’m always pursuing creativity and innovative solutions. With an advanced proficiency in graphic design coupled with a solid knowledge in digital projects and development. I’m confident in translating every concepts into visually stunning and functional design solutions. Let’s create something amazing together! :) Code: Html, CSS, JavaScript. CMS: WordPress, Drupal, Magento, Shopify, Webflow, Joomla, Framer. Tools: Adobe Photoshop, Adobe Illustrator, Premiere Pro, Figma, Bootstrap Studio, Semrush, Hotjar, MouseFLow, Statsig, AB Tasty, VWO.
    vsuc_fltilesrefresh_TrophyIcon JavaScript
    Music Production
    Adobe Premiere Pro
    Figma
    Adobe InDesign
    Adobe Illustrator
    Adobe Photoshop
    Bootstrap
    WordPress
    CSS
    HTML5
    UX & UI
    Web UI
    Graphic Design
    Branding
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