Hire the best React.js Developers in Guarulhos, BR

Check out React.js Developers in Guarulhos, BR with the skills you need for your next job.
Clients rate React.js developers
Rating is 4.9 out of 5.
4.9/5
based on 345 client reviews
  • $33 hourly
    𝗜 𝗵𝗲𝗹𝗽 𝗰𝗼𝗺𝗽𝗮𝗻𝗶𝗲𝘀 𝗮𝗻𝗱 𝗲𝗻𝘁𝗿𝗲𝗽𝗿𝗲𝗻𝗲𝘂𝗿𝘀 𝗱𝗲𝘀𝗶𝗴𝗻 𝗮𝗻𝗱 𝗯𝘂𝗶𝗹𝗱 𝗴𝗿𝗲𝗮𝘁 𝗮𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻𝘀 𝘁𝗵𝗿𝗼𝘂𝗴𝗵 𝗦𝗖𝗔𝗟𝗔𝗕𝗟𝗘 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁. 50+ applications/APIs developed, 3+ years of experience, $10K+ of savings with optimizations 𝗔𝗹𝗹 𝗼𝗳 𝘁𝗵𝗲𝗺 𝘁𝗮𝗸𝗲𝗻 𝘁𝗵𝗿𝗼𝘂𝗴𝗵 𝗺𝘆 𝗔-𝗭 𝗽𝗿𝗼𝗰𝗲𝘀𝘀 𝘁𝗼 𝗰𝗿𝗲𝗮𝘁𝗲 𝘁𝗵𝗲 𝗯𝗲𝘀𝘁 𝘁𝗲𝗰𝗵𝗻𝗼𝗹𝗼𝗴𝘆 𝗮𝗻𝗱 𝗶𝗻𝗳𝗿𝗮𝘀𝘁𝗿𝘂𝗰𝘁𝘂𝗿𝗲 𝗲𝗻𝘀𝘂𝗿𝗶𝗻𝗴 𝘀𝗲𝗰𝘂𝗿𝗶𝘁𝘆 & 𝗲𝗳𝗳𝗶𝗰𝗶𝗲𝗻𝗰𝘆. I've built web solutions for top Brazilian companies like MASP and Senac, as well as contributed to open-source projects; today working with worldwide clients through Upwork 👨🏾‍💻 𝗟𝗶𝗸𝗲 𝘄𝗵𝗮𝘁 𝘆𝗼𝘂’𝗿𝗲 𝗵𝗲𝗮𝗿𝗶𝗻𝗴? 𝗜𝗻𝘃𝗶𝘁𝗲 𝗺𝗲 𝘁𝗼 𝘆𝗼𝘂𝗿 𝗷𝗼𝗯 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸 𝘁𝗼 𝘀𝗰𝗵𝗲𝗱𝘂𝗹𝗲 𝗮 𝗙𝗥𝗘𝗘 𝗱𝗶𝘀𝗰𝗼𝘃𝗲𝗿𝘆 𝗰𝗮𝗹𝗹 𝘁𝗼 𝗳𝗶𝗻𝗱 𝗼𝘂𝘁 𝗵𝗼𝘄 𝘄𝗲 𝗰𝗮𝗻 𝗯𝘂𝗶𝗹𝗱 𝘀𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝗮𝗺𝗮𝘇𝗶𝗻𝗴 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿.🔎 Here's what you can expect when you choose to work with me: ⭐ 𝗖𝗼𝘀𝘁-𝗘𝗳𝗳𝗲𝗰𝘁𝗶𝘃𝗲𝗻𝗲𝘀𝘀: Tired of burning cash on ridiculous development costs? It's time to stop the madness! Our solution slashes expenses without sacrificing quality, so you can say goodbye to flushing money down the drain. ⭐ 𝗙𝗹𝗲𝘅𝗶𝗯𝗶𝗹𝗶𝘁𝘆: You are not dependent on me! My development process consists of constant communication and transparency, everything I do is geared to allow you to have full control of everything built. ⭐ 𝗦𝗰𝗮𝗹𝗮𝗯𝗹𝗲: Frustrated by the limitations of current solutions that fail to accommodate your business's expansion? My expertise guarantees that your applications are robustly constructed, equipped to confront any obstacles that may arise. ___ 𝗧𝗲𝗰𝗵 𝗦𝘁𝗮𝗰𝗸 Languages: JavaScript, TypeScript, C#, PowerShell, PHP, Python Frameworks and Libraries: Laravel, Angular, React, Vue, Ionic, .NET Core, Lit.js, Qwik.js, Inertia.js, Node.js, Deno.js, n8n Web: HTML, CSS, Web Components, UI/UX, Responsive Design Tools: Docker 𝗜𝗻𝘃𝗶𝘁𝗲 𝗺𝗲 𝘁𝗼 𝘆𝗼𝘂𝗿 𝗷𝗼𝗯 𝗼𝗻 𝗨𝗽𝘄𝗼𝗿𝗸 𝘁𝗼 𝘀𝗰𝗵𝗲𝗱𝘂𝗹𝗲 𝗮 𝗙𝗥𝗘𝗘 𝗱𝗶𝘀𝗰𝗼𝘃𝗲𝗿𝘆 𝗰𝗮𝗹𝗹 𝘁𝗼 𝗳𝗶𝗻𝗱 𝗼𝘂𝘁 𝗶𝗳 𝘄𝗲 𝗰𝗮𝗻 𝗯𝘂𝗶𝗹𝗱 𝘀𝗼𝗺𝗲𝘁𝗵𝗶𝗻𝗴 𝗮𝗺𝗮𝘇𝗶𝗻𝗴 𝘁𝗼𝗴𝗲𝘁𝗵𝗲𝗿. 🔎
    Featured Skill React.js
    Python
    NestJS
    PHP
    Laravel
    Node.js
    TypeScript
    JavaScript
    Mobile App
    UX & UI
    Angular
    Vue.js
    React
    Web Design
    Web Development
  • $35 hourly
    Senior fullstack engineer with team leadership and software architecture experience in big companies, always looking for new technologies and challenging projects that add value and change people's lives. Fullstack Engineer with more than 10 years of experience in various domains (fintech, ecommerce, marketing, finance, government, health, industry) with web platform • +5 years of experience with React • +8 years of experience with Javascript (Node.JS) • +10 years of experience with C# (.NET) • +10 years of experience with SQL • Experience with cloud AWS and Azure
    Featured Skill React.js
    Microsoft Azure
    .NET Framework
    Git
    Amazon Web Services
    ASP.NET
    C#
    SQL
    JavaScript
    React
    Node.js
  • $20 hourly
    Avejo Design has proudly served the market for over 4 years, establishing a track record of excellence. Our mission is simple: to empower your growth and drive revenue through tangible, measurable results. Partner with our UI/UX design studio and let us transform your digital vision into reality. Contact us today to discuss your project requirements and take the first step towards creating unforgettable user experiences.
    Featured Skill React.js
    Cryptocurrency
    Web Application
    Blockchain
    React
    UX & UI
    Web Design
    Software Design
    User Interface Design
    Figma
    Mobile App Design
    User Experience Design
  • $17 hourly
    Full stack developer with expertise in frontend technologies such as Angular and React, as well as backend frameworks like Ruby on Rails. Profi‐ cient in JavaScript, TypeScript, and Ruby, with a strong foundation in HTML and CSS. Skilled in developing responsive and user‐friendly websites, leveraging cloud technologies like AWS and Firestore for seamless deployment and data management.
    Featured Skill React.js
    XML Web Services
    Amazon S3
    Web Services Development
    Web Service
    CSS
    HTML
    JavaScript
    Firebase Cloud Firestore
    Ruby
    TypeScript
    Ruby on Rails
    React
    Web Application
    Angular
    Amazon Web Services
  • $50 hourly
    I'm developer Delphi and Firebird SGDB 20 years , typescript, javascript, sql ansi 92, linux and docker
    Featured Skill React.js
    MySQL Programming
    Oracle Database
    SQLite
    Lazarus
    Firebird
    Delphi
    Laravel
    Next.js
    Progressive Web App
    NestJS
    React Native
    Native Fluency
    TypeScript
    React
    Responsive Design
  • $30 hourly
    I’m a developer experienced in building websites for small and medium-sized businesses. Whether you’re trying to win work, list your services, or create a new online store, I can help.
    Featured Skill React.js
    MongoDB
    React
    Node.js
    Python
    Chatbot
    ChatGPT API
    Generative AI
    LLaMA
    OpenAI API
    Pinecone
    Vector Database
    LangChain
    Large Language Model
    Retrieval Augmented Generation
    Artificial Intelligence
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