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Hire the best React.js Developers in Lisbon, PT

Check out React.js Developers in Lisbon, PT with the skills you need for your next job.
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  • $60 hourly

    • 5.0/5
    • (27 jobs)
    🏆 Top Rated React developer 🏆 6+ years of professional work experience 🏆 25+ successful projects 🏆 3000+ hours on Upwork 🏆 100% client satisfaction rating. Specialized in developing Web, Mobile and Hybrid applications. Experienced in working in both corporate and startup environments. Technical Summary; • Languages: JavaScript, TypeScript, HTML, CSS • Web Frameworks: NextJS, React (CRA), Gatsby • Mobile Technologies: ReactNative, Expo, • Design Frameworks: TailwindCSS, Styled-Components, SASS, Material-UI • Headless CMS: Sanity.io, Strapi, Netlify, Prismic • Other Tools: Redux, ContextAPI, Firebase, Supabase • Database: Firestore, Supabase, MongoDB, PostgreSQL • SDLC: Waterfall, Iterative, Agile (Scrum) • Version Control: Git, Bitbucket, GitLab Let's build a fast, scalable app, and grow your business together!
    Featured Skill React.js
    API Integration
    Redux
    Web Application
    Tailwind CSS
    Firebase
    Git
    Web3
    React Native
    Gatsby.js
    Next.js
    React
    Ecommerce Website
    HTML5
    TypeScript
    JavaScript
  • $55 hourly

    • 5.0/5
    • (21 jobs)
    Creator of ExtractThinker, a Python project for Document Intelligence for LLMs. github: enoch3712/ExtractThinker medium: @enoch3712 Former founder and CTO of BRaaSTech (acquired at pre-seed). My background is in full-stack development with .NET and React for the front end, covering everything from cloud to DevOps.
    Featured Skill React.js
    Next.js
    OpenAI Codex
    ChatGPT
    React
    GPT-3
    .NET Core
    GPT-4
    Cypress
    Azure OpenAI Service
    SQL
    Microsoft Azure
    C#
  • $40 hourly

    • 5.0/5
    • (24 jobs)
    Hey there 👋 Passionate techie here, diving headfirst into development for 10 years, fuelled by coffee and a love for code. I make it my mission to craft intuitive user interfaces, performance-driven solutions, and elegant code. My playground is .NET Core, Node.js, React, React Native, LLMs, Agentic AI, and more. I believe in transparency, so I expect detailed task lists and updates. Deadlines are sacred and clean, and I excel at maintainable code. Are you looking for a partner to create digital magic? Let's connect and transform your vision into reality!
    Featured Skill React.js
    Machine Learning
    Mobile App Development
    Artificial Intelligence
    Smartphone
    Node.js
    Mobile App
    React Native
    iOS
    Android
    API Integration
    React
    HTML
    API
    Web Development
    JavaScript
  • $45 hourly

    • 5.0/5
    • (28 jobs)
    🚀 Turning your vision into scalable, high-performance digital solutions! 🏆 6 years experience | 2,500+ Upwork hrs | 25+ successful projects | Top Rated | 100% Client Satisfaction (JSS) | Proven track record & stellar client feedback! 🌟 Looking for a Full-Stack Team Leader who can turn your vision into scalable, AI-powered applications? I specialize in crafting robust backends, dynamic frontends, and intelligent integrations using modern technologies such as React, Node.js, and advanced AI frameworks. With 6 years of experience—and over 2,500 hours logged on Upwork across 25+ projects—I ensure that your web or mobile application is not only highly functional but also future-ready with cutting-edge features. What I Bring: Seamless Full-Stack Expertise: From creating responsive frontends with React and Next.js to building scalable backends with Node.js, Flask, and Laravel. AI and Chatbot Development: Integration of AI-driven features, including ChatGPT-powered chatbots for personalized user experiences and automation. Database Proficiency: Skilled in MySQL, Supabase, and MongoDB for scalable, secure, and efficient data solutions. Performance Optimization: Strong focus on speed, SEO, and responsiveness for exceptional user experiences. Blockchain Knowledge: Experience building dApps with Ethereum for cutting-edge decentralized solutions. Recent Achievements: Designed and deployed a social networking platform with AI-powered post recommendations, boosting user engagement by 40%. Built and integrated a ChatGPT-based chatbot for a customer support system, reducing response time by 60% and improving user satisfaction. Developed a full-stack e-commerce application using the MERN stack with intelligent product recommendations and real-time order tracking. Created a custom React-based dashboard for a global client, praised for its intuitive design and high performance. Skills & Expertise: 🔹Front-end: Proficient in ReactJS, Gatsby, Next.js, and React Native for crafting UI. 🔹Back-end: Solid understanding of NodeJS and ExpressJS. Flask, Laravel. 🔹Languages: Comfortable with JavaScript, Python, PHP, Typescript, HTML, and CSS. 🔹Design: Skilled in design libraries like Material UI and Antd for appealing interfaces. 🔹React Specialization: Expertise in Redux and Hooks for enhanced app performance. 🔹Database Handling: Experienced in managing MongoDB and Firestore. 🔹Content Management: Proficient in tools like Prismic, Strapi, etc. 🔹Technical Proficiency: Familiar with GraphQL, Webpack. 🔹Version Control: Proficient in utilizing Github, BitBucket, Gitlab. 🔹Cloud Capabilities: Able to leverage AWS to deploy scalable applications to the cloud. 🔹Interactive Preview: Creating interactive components using Storybook. 🔹Dev Tools: I always have Github Copilot backing me up to speed up development. Client Testimonials: "One of the best developers I worked with so far. Good work quality, communication and output. You would be a fool to skip on such a great candidate!" - Eugene, Shosho. "Maaz is an excellent communicator and his mastery of the English language is unparalleled by any other freelancer I have ever hired. He understands what the end result looks like and knows the pitfalls to avoid along the way. He is willing to go the extra mile and this is the reason I have hired him more than once and will rehire when the time comes." Ryan, Ninja Devs If you're looking for a developer who combines technical excellence, AI innovation, and user-centric design, let’s collaborate to create something extraordinary! 🚀
    Featured Skill React.js
    Node.js
    CSS
    HTML5
    TypeScript
    Tailwind CSS
    Web Application Development
    Responsive Design
    API Development
    Next.js
    Mobile App Development
    JavaScript
    React Native
    React
    Front-End Development
    Full-Stack Development
  • $32 hourly

    • 5.0/5
    • (26 jobs)
    🏆 Top Rated Freelancer with giving quality and delivering exceptional results to my clients. With a passion of creating innovative solutions, I'm committed to providing my clients with a best possible experience. From understanding their unique requirements to delivering timely and effective solutions, I always strive to go above and beyond and believe that great communication is a key to a successful project, which is why I make sure to keep my client informed every step of the way. If you are looking for a expert developer who can deliver exceptional results, look no further. I would love to hear more about your project and how I can help bring your vision to life. Let's work together to create something truly amazing!
    Featured Skill React.js
    Gatsby.js
    Next.js
    UI Animation
    UX & UI
    Vue.js
    Bitbucket
    GitHub
    Laravel
    Mobile App Development
    React Native
    React
    Dart
    Flutter
    Firebase Cloud Firestore
  • $39 hourly

    • 4.1/5
    • (8 jobs)
    🚀 Helping Startups & Agencies Scale with Full-Stack Development & Headless CMS Solutions 🥇 Top Rated | 100% Job Success | Trusted by Startups & Agencies I specialize in building scalable web applications using React, Next.js, TypeScript, and Headless CMS (Sanity, Strapi, Dato, Storyblok, etc). My focus is on delivering high-performance SaaS, B2B platforms, and eCommerce solutions that drive business growth. 💡 How I Help Clients: ✔ SaaS MVP Development – Get your product to market faster with a scalable foundation. ✔ White-Label Development – Agencies get reliable full-stack expertise under their brand. ✔ Long-Term Retainers – Ongoing maintenance, feature updates & performance optimization. ✔ Business Flow Automation – Automate workflows with Zapier, Make.com & API integrations. 🔹 My Tech Stack: 💎 Front-End: React.js, Next.js, TypeScript, Tailwind CSS, MUI 💎 Back-End: Node.js, Express.js, GraphQL, Nest.js 💎 Headless CMS: Strapi, Sanity, Dato, Contentful 💎 Payment Gateways: Stripe, PayPal (Multi-Currency) 💎 DevOps & Automation: AWS, Docker, Zapier, JIRA, Vercel I’ve worked with startups, B2B agencies, and SaaS companies to deliver AI-powered platforms, eCommerce stores, and business automation tools. If you're looking for a scalable, long-term development partner, let’s connect!
    Featured Skill React.js
    Ghost CMS
    Contentful
    Strapi
    Custom Ecommerce Platform Development
    Ecommerce Website Development
    API Development
    SaaS Development
    Full-Stack Development
    Node.js
    Front-End Development
    Web Design
    React
    Next.js
    TypeScript
    GraphQL
  • $30 hourly

    • 5.0/5
    • (2 jobs)
    Head of Digital Spiders, a creative agency that spins high-performance websites using the Astro/Gatsby + Sanity. Founded in 2017 in Lisbon, Portugal, we focus on marketing websites that convert and are tailored to our clients' brand. We use Astro (and previously Gatsby) to make our websites have the best performance, security and robustness, and apply all the SEO best practices to lift your website above your competitors. Our Sanity backoffices are also extremely easy and safe to use, allowing you to keep your website up to date on your own without depending on the development team. Check our website to see what we're capable of.
    Featured Skill React.js
    GSAP
    Landing Page
    Website
    SEO-Based Website
    Figma
    Netlify
    Gatsby.js
    React
    Landing Page Design
    Web Design
    Web Development
  • $20 hourly

    • 5.0/5
    • (3 jobs)
    Thank you for visiting my profile. I am an experienced Web Developer who can turn your ideas into a production ready app. I work with founders and small startups in their early stages to ship their MVP. To learn more, you can contact me for a free consultation session! Some of my work: - Integrated ecommerce, inventory management, POS, accounting app (Next js) - Recruitment and Applicant Tracking System (Next js) - Company Profiles (Project Lead) - Geolocation tracking dashboard and management (Next js) - Digital Greeting Cards (Go + Next js) 𝐖𝐡𝐲 𝐜𝐡𝐨𝐨𝐬𝐞 𝐦𝐞? • 4+ years of industry experience • Problem solver and bug fixer • Collaborative team player • Pixel-perfect and seamless API integrationt • Competitive rates • Fast and reliable delivery • Availability for up to 40 hours a week • Expertise in Nextjs Nodejs and Reactjs along with MERN stack • Clean, maintainable, and scale-able code • Responsive design implementation • 24/7 availability • 100% customer satisfaction guaranteed I enjoy long-term collaborations and am always ready to engage in discussions and propose new ideas based on my extensive experience. My portfolio showcases a diverse range of projects that demonstrate my capabilities. Let's connect and discuss your requirements in detail. I'm just one message away. Best, Shahzad Ali Khan Sr. Frontend Developer 𝐒𝐤𝐢𝐥𝐥 𝐓𝐚𝐠𝐬: #FrontEndDeveloper #FigmaToHTML #FrontEndDesigner #WebDesign #ReactDeveloper #HTML #HTML5 #CSS #CSS3 #JavaScript #TypeScript #Svelte #SvelteKit #NextJS #NodeJS #JavascriptES6 #WebDevelopment #WebAppDevelopment #WebApplication #ResponsiveDesign #FigmaToReact #FigmaToTailwindCSS #CrossBrowserCompatibility #WebOptimization #UIUX #UXUIDesigner #WebPerformance #APIIntegration #FrontendOptimization #InteractiveUI #UIDeveloper #InterfaceDeveloper #UIUXFrontEnd #WebAnimations #WebAccessibility #StyledComponents #HTML/CSS #SCSS #Bootstrap #VueJS #WordPress #Node.jsDeveloper #FrontEndDevelopment #WebAppDeveloper #FigmaToHTML/CSS #Tailwind 𝐂𝐞𝐫𝐭𝐢𝐟𝐢𝐜𝐚𝐭𝐢𝐨𝐧 𝐚𝐧𝐝 𝐄𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 𝐓𝐚𝐠𝐬: #MetaFrontendCertification #UpworkSkillCertification #WebDevelopmentExpert #FrontendEngineer #CertifiedReactDeveloper #CertifiedSvelteJSDeveloper 𝐏𝐫𝐨𝐣𝐞𝐜𝐭 𝐂𝐚𝐩𝐚𝐛𝐢𝐥𝐢𝐭𝐲 𝐓𝐚𝐠𝐬: #InteractiveUserInterfaces #ResponsiveWebDesign #PixelPerfectDevelopment #APIIntegration #BugFixing #MobileFirstDevelopment #CustomWebApplications #ConferenceManagement #MuseumManagement #WebApp #SiteDevelopment #Website 𝐓𝐨𝐨𝐥𝐬 𝐚𝐧𝐝 𝐂𝐨𝐥𝐥𝐚𝐛𝐨𝐫𝐚𝐭𝐢𝐨𝐧 𝐓𝐚𝐠𝐬: #GitHub #GitLab #Jira #Trello #Notion #Postman #CollaborationSkills #ProjectManagement #CI/CD #Docker #VersionControl #AgileDevelopment #Scrum #Kanban 𝐆𝐞𝐧𝐞𝐫𝐚𝐥 𝐓𝐚𝐠𝐬: #LongTermProjects #UserCentricDesign #ProblemSolving #InnovationInDevelopment #ContinuousIntegration #WebPerformance #CodeOptimization #ResponsiveUI #UIUXDesign #FullStackDevelopment #Professional #Developer #JS #Development #Experienced #WebDeveloper #Expert #Site #Professional
    Featured Skill React.js
    Svelte
    Vue.js
    CSS 3
    HTML
    Front-End Development
    JavaScript
    TypeScript
    Tailwind CSS
    React
    Next.js
    Mobile App
    Ecommerce
    Ecommerce Website
    Web Development
    Web Application
  • $40 hourly

    • 5.0/5
    • (47 jobs)
    Hi there 👋 I'm Artem, a technical lead, project manager, front-end developer and software engineer with over 10 years of experience. I have a proven track record of delivering successful projects. 🏆My expertise lies in mobile development, web development, back-end development, and browser extension development for enterprise companies and Fortune 500 companies. As a technical lead, I have worked on a mobile financial app that has grown to over 250k+ monthly active users and the Digital Credential Consortium (DCC) for MIT. 🏆 As a software developer, I have worked as a software architect for one of the largest HR systems in Europe, which FEDEX currently uses. I have also worked as a software architect and mobile developer for a cybersecurity startup that was accepted into Ycombinator after MVP and received 1.6 million USD in investments. My technical skills include React Native, React, Typescript, Next js, Nest js, Swift, Kotlin, Firestore, and Cryptography. If you're looking for an experienced technical lead or project manager with a strong software development background, I'm here to help. 🚀 Let's chat about how I can assist you in delivering your next project to success.
    Featured Skill React.js
    React Native
    Swift
    Objective-C
    React
    Node.js
    TypeScript
  • $35 hourly

    • 4.7/5
    • (10 jobs)
    𝗟𝗲𝘁'𝘀 𝗯𝘂𝗶𝗹𝗱 𝘆𝗼𝘂𝗿 𝗳𝘂𝘁𝘂𝗿𝗲 𝘄𝗶𝘁𝗵 𝗺𝗲 🎯 I'm here to help you reach your goals by delivering high-quality web and cross-platform solutions that make an impact. With over six years of experience in React development and front-end engineering, I specialize in creating dynamic, user-friendly interfaces and scalable solutions for businesses of all sizes 🌐. Whether you're a startup or a large enterprise, you can count on me as a reliable developer and technical partner 🤝. • React Developer with 6+ years of experience 💻 • Expert in creating dynamic and responsive web applications 🎨 • Proficient in integrating APIs and handling state management 🔧 • Reliable and results-driven approach, focusing on your needs ⏰ • Delivered 50+ successful projects 🏆 • Clear, professional, and supportive communication 📞 • Full-time availability and commitment 🌟 Over the years, I’ve provided a range of front-end and full-stack services: ✅ Modern web application development with React ✅ Responsive and pixel-perfect UI based on Figma or design specs ✅ Optimization for performance and scalability ✅ Backend integration with RESTful APIs and GraphQL ✅ Maintenance and ongoing support for web applications ✅ Full-cycle development from MVP to production-ready solutions ✅ Code reviews and best practices to ensure clean, maintainable code My Key Technical Skills: ☑️ Programming Languages - JavaScript, TypeScript ☑️ Frameworks - React, Next.js, Redux ☑️ APIs - REST, GraphQL, WebSocket ☑️ Databases - MongoDB, Firebase, PostgreSQL ☑️ State Management - Redux, Context API, Zustand ☑️ Tools - Webpack, Babel, Vite, Docker ☑️ Others - CI/CD, GIT, SEO, Progressive Web Apps (PWAs) 🌟 Why Choose Me? 🌟 Proven Experience: Successfully delivered 50+ projects globally, adapting to diverse business needs. Creative Problem Solver: Skilled at finding efficient, innovative solutions to complex technical challenges. Attention to Detail: Committed to delivering pixel-perfect UI and exceptional user experiences. Commitment to Deadlines: Respect deadlines and consistently deliver on time, staying within budget. Transparent Communication: Open and clear communication with regular updates and feedback loops. Let’s work together to bring your vision to life with exceptional web app experiences! 🌟
    Featured Skill React.js
    FlutterFlow
    Azure DevOps
    AWS Application
    Supabase
    Swift
    Firebase
    Kotlin
    Next.js
    Mobile App
    NodeJS Framework
    React
    Android App Development
    iOS Development
    Flutter
    Dart
  • $35 hourly

    • 5.0/5
    • (8 jobs)
    Hello, I'm Julia, CEO and Founder of GROUP325, a Top Rated Plus Agency. At GROUP325, we specialize in designing and developing cutting-edge digital products using the latest technology. Custom Software Development 💻 We build tailored software to meet your business needs, handling everything from consultation to deployment. Mobile & Web Development 📱💻 We create high-performance mobile and web apps, offering both native and cross-platform solutions. AI & ML Integration 🤖 We implement AI and ML to automate processes, enhance decision-making, and generate insights from your data. UI/UX Design 🎨 We design intuitive and visually appealing interfaces to improve user engagement and satisfaction. Hardware & Sensors Integration 🔌 We connect hardware and sensors with software for real-time data and IoT-driven solutions. Data Science & ML 📊 We turn data into actionable insights with advanced analytics and machine learning. QA and Testing 🛡️ We ensure your software is reliable, secure, and user-friendly through comprehensive testing. MVP Development 🚀 We build MVPs to validate your product idea with essential features quickly. Prototype Development 🛠️ We create prototypes to test and refine your ideas before full development. 📱💻 Technologies We Use: iOS: Swift, Objective-C Android: Java, Kotlin Hybrid App Development: React Native, Flutter, Ionic Web3: Rust & Solidity Backend: Node.js, PHP, Firebase Design: Figma, Adobe Photoshop, Adobe Illustrator, Sketch With no limitations on our tech stack, we deliver the best possible solutions for your digital projects. Let’s create something remarkable together.
    Featured Skill React.js
    Next.js
    UX & UI
    Web Development
    React Native
    Kotlin
    Java
    React
    Node.js
    Swift
    Objective-C
    Mobile App Development
    Native App Development
    iOS Development
    Android App Development
  • $50 hourly

    • 4.9/5
    • (10 jobs)
    ❤️ Core Skills • Python: Proficient in Django, DRF (Rest Framework), FastAPI, and Flask. • Golang: Adept at leveraging Go for robust backend development. • JavaScript: Experienced in Angular, React, React Native, Next.js. • PHP: Skilled in Symfony and Drupal for versatile web development. • Ruby: Competent in building efficient applications using Rails. 👇 ❤️ I don't just write code, I'm a dedicated developer committed to delivering high-quality products and sustainable solutions. With a wealth of experience, I specialize in creating dynamic websites, mobile apps, CRM services, eCommerce platforms, and more, functioning seamlessly as both a backend and full-stack developer. ❤️ Expertise Across the IT Spectrum My expertise extends beyond coding. I possess a robust background in networking and adeptly handle server maintenance across platforms like AWS (ECS, RDS, EC2, ECR, S3, etc), Windows, Unix, and ESXi. Proficient in deploying applications using CI/CD (continuous integration and continuous delivery/deployment) methodologies and Docker, I ensure a smooth and efficient development lifecycle. ❤️ My commitment to producing quality products is reflected in my attention to detail and my ability to offer sustainable, supportable solutions. Let's collaborate to turn your ideas into reality!
    Featured Skill React.js
    Angular
    FastAPI
    PHP
    React
    JavaScript
    Flask
    Golang
    Ruby on Rails
    Docker
    Django
    RESTful API
    React Native
    DevOps
    Linux
    Python
  • $45 hourly

    • 4.9/5
    • (51 jobs)
    ✅ React Native Developer 10+ years of experience ✅ SaaS Mobile App Expert 5+ years ✅ 32 Mobile App Released ✅ React Native Mobile Expert ✅ Built 25+ UX-first Mobile App for 20 companies ✅ On-Time and Cost-Effective Delivery ✅ Future-Proof Solutions Showing a Minimum 42% ROI 🏄🏼‍♂️ I’m Mykyta, a dedicated Mobile App Developer with 5+ years of experience in SaaS Mobile App Development. Whether it’s building your app from the ground up or modernizing an existing product for iOS and Android, I’m here to help you craft scalable, intuitive, and cross-platform mobile applications. My solutions have contributed to 30%+ user retention growth and helped businesses scale to 100K+ active users. Let’s build something impactful together! 🚀 🏄🏼‍♂️As a Mobile App Developer and Full Stack Developer with deep expertise in SaaS Mobile App, I bring over a decade of experience in building high-performance cross-platform mobile application. Whether you're looking for a skilled Mobile App Designer or need assistance with Hybrid App Development, I have the right tools and expertise to deliver outstanding products. 🏄🏼‍♂️I specialize in React Native development, crafting high-performance mobile apps for both iOS and Android platforms. I leverage JavaScript and React JS to deliver user-friendly and scalable solutions, ensuring seamless performance and an exceptional user experience across all devices. ✔️ As a full stack developer, I can build an MVP SaaS mobile application from scratch—one that successfully raised $750k in the first seed round. ✔️ As a Flutter developer and React Native expert, I can redesign an app to boost downloads by over 30% within the first month. ✔️ I can transform an outdated application into a sleek, user-friendly product that became App of the Day on the App Store. ✔️ As a web developer, I help develop a custom business model to double your Gross Profit Margin (GPM). ✔️ I design user-centric mobile apps that have won Dribbble Awards for exceptional UX/UI. 💻 Core Strengths & Technologies React Native, Expo: For rapid, cross-platform development on iOS and Android, saving time and cost. Node.js, AWS: Secure, scalable backends that grow with your user base. API Integration: Experience with Stripe, PayPal, real-time data APIs, and push notifications. CI/CD Pipelines: Efficient, automated deployments to ensure your project stays on track. 🚀 MVP & Product Launch From feature planning to app store deployment, I’ll ensure a smooth launch and rapid market entry with: Clear Milestones & Rapid Iterations for quicker time to market. Robust Authentication and user management for secure access. High-Quality UX/UI to increase conversion rates and retain users. ⚙️ End-to-End Collaboration I specialize in React Native development, crafting high-performance mobile apps for both iOS and Android platforms. Architecture & Planning: Translating your idea into actionable plans, focusing on scalability and user-centric designs. Implementation: Prioritizing performance, reliability, and creating future-proof solutions. Post-Launch Support: Ensuring your app’s continuous evolution through seamless updates and ongoing improvements. 🤝 Why Partner With Me? Proven ROI: My work consistently delivers at least a 42% ROI for SaaS businesses. Speed & Reliability: With 32 successfully released apps, I showcase a dedication to on-time and cost-effective delivery. Collaborative Process: I value transparent communication, and my experience can help you double your GPM or secure critical funding for your product. Let’s build a Mobile Application that stands out, scales with your business, and creates an exceptional user experience. 📱 Platforms I Work On as a Hybrid App Developer iOS App Development Android Development SaaS Application Development ⚙️ Technologies: React Native, Flutter, Bubble, Kotlin, Expo.io, React, TypeScript, AWS, Firebase, React Native Firebase, React Native WebRTC, Ionic, Full Stack Development, Full stack Python, SaaS Development, React JS, JavaScript, React Native Expo Web Development: I’m also skilled in creating robust, modern web apps using Laravel, WordPress, Shopify, React JS, and JavaScript. Additionally, I can leverage my expertise as a Business Analyst, perform Data Scraping, develop with Python, integrate WebRTC for real-time communication, work with JSSIP protocols, After Effects Animator, provide FinTech consultant payment systems, and Roku developer app to expand your platform. Let’s collaborate to bring your Mobile App Development project to life. Contact me today to start planning your next SaaS mobile success story!
    Featured Skill React.js
    HTML5
    Smartphone
    Kotlin
    Hybrid App Development
    Mobile App Design
    Mobile App Development
    Firebase
    Web Design
    API Integration
    React
    JavaScript
    Android App Development
    iOS Development
    React Native
    Android
  • $50 hourly

    • 4.9/5
    • (6 jobs)
    👋 Hi there! I'm your go-to Full Stack Developer with a twist of Blockchain, AI, and SEO expertise! 🚀 🔥 I specialize in crafting beautiful, scalable, and high-performing web applications that leave a lasting impression. 💻 ✨ With my deep understanding of Blockchain technology, I can help you build decentralized applications that are secure, transparent, and revolutionize industries. 🌐🔗 🤖 Let's not forget about the power of AI! I can develop intelligent algorithms and machine learning models that bring automation and efficiency to your projects. 🤖⚡ 🔎 And guess what? I'm not just a coding whiz. I have a secret weapon in my arsenal – SEO! I can optimize your websites to climb the search engine rankings and attract organic traffic. 💡🔍 🎉 So, whether you need a stunning web application, a cutting-edge blockchain solution, AI-powered magic, or a boost in search engine visibility, I've got you covered! Let's team up and create something extraordinary! 🎉🚀
    Featured Skill React.js
    DeFi
    NFT
    Blockchain
    Social Media Marketing
    Ecommerce
    Ecommerce Website Development
    Web Application
    Node.js
    PHP
    Shopify
    React
    WordPress
    Ecommerce Website
  • $45 hourly

    • 5.0/5
    • (1 job)
    I'm a versatile software engineer with 15+ years in IT and a $1B+ exit client case. I have extensive experience in building and supporting software products, working independently and leading teams. • I am currently passionate about front-end development, AI, and chess. • Consistently going above and beyond to help my clients succeed. • Able to provide technical support at all stages of product development. Have a project and need someone to help out? Let's connect.
    Featured Skill React.js
    Leadership Skills
    Team Management
    Figma
    Tailwind CSS
    PostgreSQL
    Product Development
    MongoDB
    Vercel
    React
    AI App Development
    Flutter
    No-Code Development
    Low Code & RAD Software
    Next.js
    TypeScript
  • $67 hourly

    • 4.9/5
    • (50 jobs)
    Developer of YumbleKids - Shark Tank Winner and Ziscuit - a grocery reverse auction SaaS that secured investments and spots in accelerators like Bronze Valley, Techstars Farm to Fork, and Velocity Accelerator. Help you to build Successful Tech Products In As Little As 6 Weeks. * Top Rated at Upwork * Among Top at Clutch.co (SoftFormance agency) * Author "Web Development with Python and Django for Beginners" As a Full-Stack Developer with 17+ years of experience, I specialize in front-end development and overall software architecture and design. I create custom web applications for different industries and clients, but my passion and focus are within the next 3 niches: * Social Media marketing, monitoring, and analytics tools for Digital Agencies and Startups. * Online Marketplaces for the Leisure, Art, and Music industries. * CRMs for the Healthcare industry. Also, I prefer working with small and mid-sized businesses and having direct access to decision-makers. This helps me provide architectural and custom business solutions that help my clients fix critical problems, improve their revenue stream, and grow their businesses. My skills include: Backend skills: * Python language; * Django/Flask web frameworks; * Zope/Plone CMS. Frontend skills: * MVC Frameworks: Angular.js, Backbone.js, React.js; * Javascript (including ecmascript 5), jquery, ajax; * HTML5 (audio, video, canvas, geolocation, localstorage), css3, SASS, LESS; * Adaptive layouts/frameworks: Twitter Bootstrap. Databases: * Relational: MySQL, PostgreSQL; * NoSQL: MongoDB, Redis, Memcache, ZODB. DevOps skills: * Amazon Dev and Admin tools; * DigitalOcean droplets; * Fabric scripts; * Bash/Shell scripting. I'm deeply involved in all my projects, from start to finish. I don't only do what I'm told to do, but I always run any requirements through my critical mindset and provide the best available solutions. I usually try to provide more than one option and show the pros and cons of each of the available options. I am 100% committed to maintaining my 5-star ranking. To me, anything less than complete customer satisfaction is unacceptable. I know happy clients are long-term clients. And this is what I strive for.
    Featured Skill React.js
    API
    AI Development
    UX & UI
    SaaS Development
    Project Management
    CRM Development
    Web Development
    Full-Stack Development
    Django
    Mobile App Design
    App Design
    JavaScript
    React
    Python
    React Native
  • $35 hourly

    • 5.0/5
    • (6 jobs)
    I'm the first point of contact of your future coding\design cowboys team. My mission is to swoop in and save the day by solving your design & development problems. Key facts and skills: 🥇 I’ve been on the market for 14 + years; 🌋 Big Data, Node JS, Swift, Java, React Native, Flutter, Blockchain: Solidity, Rust; 🌐 Web3; 💰 E-commerce; 🎬 OTT & Media Entertainment; 💸 AdTech; SSP,DSP, RTB, Adservers 🏠 Real Estate & Proptech. Our team is a pack of the quickest coders on both sides of the Mississippi. They are loaded with experience, and eager to ride to the rescue whenever you're in need of a software solution or web design. Whether you're facing a tight deadline, a tough problem, or just need some extra help, our team is ready to hit the ground running. 🚨 Extra Dets 🚨 - Working experience with plucky startups or seasoned companies; - Finding qualified resources in a short period of time after receiving a request; - Providing clients with personal approaches at reasonable rates. - Having the know-how in the Adtech sphere. Capable of developing DSP, RTB, and SSP.
    Featured Skill React.js
    Golang
    UX & UI
    Product Development
    Web Development
    Big Data
    Mobile App Development
    Amazon Web Services
    React
    Python
    Java
    Node.js
    PHP
    Kotlin
    MySQL
    PostgreSQL
  • $44 hourly

    • 5.0/5
    • (80 jobs)
    🥇 Top 1% - UpWork Serverless & Cloud Solutions. Working with AWS and serverless approach for the last 10 years. I can help you develop a serverless application or migrate it to a serverless approach AWS services: Lambda, Step Functions, API Gateway, AWS Glue, Step functions, AWS Batch, Elastic Beanstalk, Auto Scaling, S3, CloudFront, CloudFormation, Route53, CodeBuild, CodeDeploy, CodePipeline, SageMaker, IoT Checkout some interesting projects I worked on in the work history and portfolio sections below ⤵️
    Featured Skill React.js
    AI Development
    Serverless Computing
    Amazon API Gateway
    Cloud Computing
    Serverless Stack
    Amazon RDS
    Amazon S3
    AWS Lambda
    AI App Development
    Web Development
    Amazon DynamoDB
    Node.js
    TypeScript
    React
    Amazon Web Services
  • $75 hourly

    • 5.0/5
    • (78 jobs)
    My name is Bibek. I am a Senior Front-End Developer with more than 15 years experience. My professional specialty is PSD-to-HTML conversion with using HTML5, CSS3 and JavaScript, Bootstrap and more. My #1 Goal will always be to meet your needs and deadline. Listed below are my experience and skills: - Experience with a JavaScript, jQuery and modern frameworks like React.js. - Solid understanding of CSS3 and HTML5 along with upcoming standards - Experience with Ionic - Experience with Grunt.js - Experience with a Sass and LESS Preprocessor - Experience with a Sass framework Compass - Experience with front-end frameworks (Tailwind, Bootstrap, Foundation) - Proficiency with Sketch, Adobe Photoshop and Illustrator - Able to translate wireframes and mockups into code with a good grasp of document structure and semantics - Good visual design sense and understanding of basic usability concepts - Solid understanding of cross-browser best practices - Pixel-perfect coding I am also an extremely hard-working, responsible and mature worker, who enjoys working in a team as well as autonomously. Sincerely, Bibek Rimal
    Featured Skill React.js
    Twitter/X Bootstrap
    Ionic Framework
    Vue.js
    React
    Sass
    jQuery
    Web Application
    CSS
    Responsive Design
    Zurb Foundation
    Grunt
    Git
    JavaScript
    HTML
    LeSS Framework
  • $35 hourly

    • 4.9/5
    • (11 jobs)
    Greetings, I am a dedicated Software Developer with a strong focus on Node.js and React, boasting a rich background spanning 4 years. My skill set is tailored to meet your diverse requirements, including: + Proficiency in delivering end-to-end website solutions. + Expertise in front-end development, ensuring a seamless user experience. + Adept handling of backend processes to empower your website's performance. + Skillful management of databases, encompassing both SQL and NoSQL options. + Familiarity with emerging technologies like React, Next.js, Express, and Nest.js. + Versatility across multiple programming languages, encompassing JavaScript, and TypeScript. + Diligent project maintenance and effective troubleshooting/debugging. For your forthcoming software projects, I offer a guarantee of satisfaction. Let's connect and discuss how I can contribute to your success.
    Featured Skill React.js
    PostgreSQL
    Next.js
    Full-Stack Development
    Back-End Development
    Illustration
    TypeScript
    Front-End Development
    React
    Node.js
    SQL
    NoSQL Database
    JavaScript
    MongoDB
  • $45 hourly

    • 5.0/5
    • (7 jobs)
    Are you seeking a software developer who will journey with you from concept to completion? I am a passionate freelance software developer dedicated to solving complex real-world problems with cutting-edge technologies. With over a decade of experience, I've collaborated with both startups and enterprises, crafting scalable software solutions that seamlessly serve millions of users. My expertise includes React Native, NextJS, and NestJS—proven technologies I’ve mastered to build robust and scalable applications. As a former CTO and Full Stack developer for multiple startups, I prioritize effective communication and teamwork, understanding their critical roles in achieving success. Whether you're looking to create an innovative new product or enhance an existing solution, I am here to transform your vision into reality with my skills and enthusiasm for coding. Let's collaborate to create something truly remarkable!
    Featured Skill React.js
    CSS
    NestJS
    ExpressJS
    Unit Testing
    Next.js
    API Development
    Python
    PostgreSQL
    React Native
    React
    Node.js
    MongoDB
  • $100 hourly

    • 5.0/5
    • (3 jobs)
    𝐇𝐢, 𝐭𝐡𝐞𝐫𝐞! 🖖 Looking for an expert Full Stack Developer? Look no further! ✨ My name is André, I'm a skilled Full Stack Developer with 8+ years of experience in the field, and I will take your project across the finish line. ✌ I've successfully developed a full range of software, from enterprise systems to SaaS products or mobile apps. I will provide high-quality frontend, backend, API, and DB solutions, with clean, bug-free, well-tested code. 🤝 I specialize in the 𝑀𝐸𝑅𝑁 stack: ✅ 𝑁ode.js/𝐸xpress.js ✅ 𝑅eact ✅ 𝑀ongoDB ✅ JavaScript/Typescript I'm experienced with different stacks and I'm always eager to learn something new. Test me! 𝐋𝐞𝐭'𝐬 𝐦𝐚𝐤𝐞 𝐲𝐨𝐮𝐫 𝐩𝐫𝐨𝐣𝐞𝐜𝐭 𝐚 𝐫𝐞𝐚𝐥𝐢𝐭𝐲! 🚀
    Featured Skill React.js
    MongoDB
    RESTful API
    Google Cloud Platform
    SQL
    Node.js
    React
    C#
    TypeScript
    Java
    JavaScript
    HTML5
    GraphQL
    Docker
    CSS 3
    PostgreSQL
  • $45 hourly

    • 5.0/5
    • (10 jobs)
    🏆 Fluent English 🏆 $10.000.000+ raised with our projects 🏆 Average of 50k users gained in first 3 months More than 7 years of experience in web & mobile development. Welcome! My name's Max 👋 As a developer and CEO, I've spent years helping companies increase their app profits by automating business & improving User Experience of the end product. Here's what I can do to help you: ✅Provide you with a free consultation to understand your needs ✅ Design & develop a market winning application ($10.000.000+ raised) ✅ Make you product attractive for users (average 50k users in first 3 months) ✅ Automate your business (increased company revenue by 46%) 🤝 Please, take a look at what my clients says about me before we move forward: ____________________________________________________________________________________________ ⭐️⭐️⭐️⭐️⭐️ - 𝐌𝐢𝐜𝐡𝐚𝐞𝐥 𝐁. | 𝗖𝗘𝗢, 𝗠𝗲𝗱𝗶𝗮𝗖𝘂𝗯𝗲 𝗡𝗲𝘁𝘄𝗼𝗿𝗸 | Social Platform for IT Solution Provider "Through this collaboration, the company was able to attract more influencers to engage with them and secure $𝟏𝟎 𝐦𝐢𝐥𝐥𝐢𝐨𝐧 worth of investment. The team members were commended for their dedication and field expertise, especially in data management." ____________________________________________________________________________________________ ⭐️⭐️⭐️⭐️⭐️ - 𝐌𝐚𝐱 𝐕. | 𝗚𝗲𝗻𝗲𝗿𝗮𝗹 𝗠𝗮𝗻𝗮𝗴𝗲𝗿, 𝗕𝗠𝗪 𝗕𝗮𝘆𝗲𝗿𝗻𝗸𝗿𝗮𝗳𝘁 | App Development for BMW Center "The app now serves as a 𝐜𝐨𝐦𝐩𝐞𝐭𝐢𝐭𝐢𝐯𝐞 𝐚𝐝𝐯𝐚𝐧𝐭𝐚𝐠𝐞. Customers are being serviced remotely using the app, which has also become a functional business tool for the company. Max and his team is deeply involved in the project that they consistently exceed the client's expectations." ____________________________________________________________________________________________ ⭐️⭐️⭐️⭐️⭐️ - 𝐀𝐥𝐞𝐱 𝐒. | 𝗖𝗧𝗢, 𝗙𝗮𝘀𝗵𝗶𝗼𝗻 𝗛𝗼𝘂𝘀𝗲 | E-Commerce Platform Development for Fashion Retailer "Thanks to Max & his team's work, a website, mobile app, and various integrations were made. In a year, they were able to reach 𝟐𝟎𝐤 𝐚𝐜𝐭𝐢𝐯𝐞 𝐦𝐨𝐛𝐢𝐥𝐞 𝐚𝐩𝐩 𝐮𝐬𝐞𝐫𝐬. The project is ongoing with weekly meetings and daily support. The client is impressed with his ability to improve the product." ____________________________________________________________________________________________ I 𝐎𝐅𝐅𝐄𝐑 the following services: 🔸 Product development from scratch 🔸 E-commerce solutions implementation 🔸 High-end React Native solutions ________________________________________________________ Feel free to drop me a message & let's have a talk about your project! Max Bantsevich
    Featured Skill React.js
    Web Design
    HTML5
    Laravel
    Node.js
    Docker
    Golang
    React Native
    Kubernetes
    React
  • $40 hourly

    • 4.6/5
    • (3 jobs)
    Senior Web Developer | Fullstack Specialist With over 10 years of experience in web development, I’ve spent the last several years honing my skills in backend development, focusing on designing scalable systems and delivering high-quality solutions. My expertise spans across modern web technologies, including Node.js (Next.js, Nest.js), React, and Web3, along with SQL/NoSQL databases, Docker, Kubernetes, Nginx, and RabbitMQ/Kafka. Industries & Clients: I've worked with a variety of industries, including fintech (classic and Web3), foodtech, and e-commerce, and have experience with both startups and enterprise-level clients. My focus is always on providing scalable, secure, and future-proof solutions. Problem-Solving & Deadline Management: Known for my ability to creatively overcome technical challenges, I manage tight deadlines by prioritizing tasks efficiently and maintaining clear communication with clients. I thrive in fast-paced environments where iterative development is key to delivering value. If you’re looking for a fullstack developer who can not only deliver high-quality code but also take ownership of the entire development process, let’s connect!
    Featured Skill React.js
    Shopify Apps
    CI/CD
    React Native
    AWS Lambda
    RESTful Architecture
    TypeScript
    Kubernetes
    GraphQL
    Microservice
    Node.js
    MongoDB
    React
    JavaScript
    PostgreSQL
    Docker
  • $44 hourly

    • 5.0/5
    • (3 jobs)
    🚀10+ years of experience in Web&Mobile Development. As a Senior Full-Stack Developer, I excel at rapidly integrating reliable web technologies and achieving flexible software architecture designs. I will help you protect the pulse of your business with exceptional software onboard. Inviting me, because of TOP-notch Tech Stack: 🖥 Front-End: JavaScript, React.js, React Native, Vue.js, Next.js, Nuxt,js ⌨️ Back-End: Python, Django, Flask, Sanic, Node.js, Express.js, Koa.js, Nest.js ⚙️ DevOps: AWS, GSP, Microsoft Azure, Docker, Docker Compose, Kubernetes, Ansible 💿 Database: MySQL, MongoDB, PostgreSQL, DynamoDB 📱UX/UI Design: Figma, Sketch, Adobe Creative Suite, Zeplin Works: 🌟𝐋𝐢𝐯𝐢𝐧𝐠 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 Is a Gamified Сybersecurity e-Learning Web Platform for 𝗙𝗼𝗿𝘁𝘂𝗻𝗲 𝟱𝟬𝟬 𝗖𝗼𝗺𝗽𝗮𝗻𝗶𝗲𝘀. 𝗦𝗲𝗿𝗶𝗲𝘀 𝗕 𝗙𝘂𝗻𝗱𝗶𝗻𝗴 𝘄𝗮𝘀 𝗰𝗼𝗹𝗹𝗲𝗰𝘁𝗲𝗱 thanks to 🔝 high product quality and user recognition. 𝟭𝗠+ 𝘂𝘀𝗲𝗿𝘀 are currently enrolled. 𝟭𝟬𝟬𝟬+ 𝘂𝘀𝗲𝗿𝘀 joined Living Security programs on the first day. 🌟𝐑𝐞𝐭𝐢𝐧𝐚 is a 𝙘𝙪𝙨𝙩𝙤𝙢𝙞𝙯𝙚𝙙 𝙎𝙖𝙖𝙎 𝙒𝙚𝙗 platform collecting retail tobacco licensing and enforcement data from state and local agencies for the Department of Justice. Was built specifically for 𝙩𝙝𝙚 𝘿𝙚𝙥𝙖𝙧𝙩𝙢𝙚𝙣𝙩 𝙤𝙛 𝙅𝙪𝙨𝙩𝙞𝙘𝙚 𝙞𝙣 𝘾𝙖𝙡𝙞𝙛𝙤𝙧𝙣𝙞𝙖 empowering communities to 𝙗𝙚𝙘𝙤𝙢𝙚 𝙝𝙚𝙖𝙡𝙩𝙝𝙞𝙚𝙧 𝙥𝙡𝙖𝙘𝙚𝙨 𝙗𝙮 𝙝𝙚𝙡𝙥𝙞𝙣𝙜 𝙥𝙪𝙗𝙡𝙞𝙘 𝙝𝙚𝙖𝙡𝙩𝙝 𝙥𝙧𝙖𝙘𝙩𝙞𝙩𝙞𝙤𝙣𝙚𝙧𝙨 and community members collect data on their local retailers, visualize disparities using maps, and mobilize for policy change. To future-proof your business, take a look at my portfolio as well and INVITE me right now! We will definitely find out the ways to Build the Software You Would Love.
    Featured Skill React.js
    App Development
    Product Design
    iOS
    Android
    Node.js
    Mobile App
    Web Development
    Django Stack
    JavaScript
    React
    Python
    Next.js
    Django
    React Native
    Flutter
  • $22 hourly

    • 4.8/5
    • (8 jobs)
    ➡️ Expert in MERN Stack, Next.js, TypeScript, Flutter, and React Native development. I build custom web applications, responsive designs, and scalable mobile solutions. Services include front-end and back-end development, technical consulting, code optimization, and deployment. 𝐖𝐞𝐛 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬: ✅ MERN Stack Development (MongoDB, Express, React, Node.js) ✅ Next.js Development ✅ TypeScript Development ✅ Custom Web Application Development ✅ Responsive Web Design ✅ Front-end Development (React, Redux, JavaScript) ✅ Back-end Development (Node.js, Express, MongoDB) ✅ RESTful API Development ✅ Web Application Testing and Debugging ✅ Deployment and Hosting (e.g., Heroku, AWS) I've developed scalable e-commerce platforms, high-performance Next.js apps, and robust RESTful APIs, achieving significant sales increases and user growth. My expertise in TypeScript, Flutter, and React Native has resulted in efficient development, improved performance, and high-rated apps. I've also optimized website load times, implemented DevOps practices, and ensured secure and responsive web designs. 𝐌𝐨𝐛𝐢𝐥𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬: ✅ Flutter App Development (iOS, Android) ✅ React Native App Development (iOS, Android) ✅ Cross-platform Mobile Development ✅ Native Mobile App Development (iOS, Android) ✅ Mobile UI/UX Design ✅ Mobile Application Testing and Debugging ✅ App Store Optimization (ASO) ✅ Mobile App Deployment and Publishing 𝐀𝐝𝐝𝐢𝐭𝐢𝐨𝐧𝐚𝐥 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬: ✅ Technical Consulting ✅ Code Review and Optimization ✅ DevOps Services (CI/CD, Automation) ✅ Web Security Auditing and Penetration Testing ✅ Performance Optimization and Scaling 𝘋𝘪𝘴𝘤𝘰𝘷𝘦𝘳 ➡️ 𝘗𝘭𝘢𝘯 ➡️ 𝘋𝘦𝘷𝘦𝘭𝘰𝘱 ➡️ 𝘛𝘦𝘴𝘵 ➡️ 𝘋𝘦𝘱𝘭𝘰𝘺 ➡️ 𝘔𝘢𝘪𝘯𝘵𝘢𝘪𝘯 & 𝘖𝘱𝘵𝘪𝘮𝘪𝘻𝘦
    Featured Skill React.js
    Product Design
    Framer
    MERN Stack
    NodeJS Framework
    Firebase
    Flutter
    Android App Development
    ExpressJS
    Next.js
    React
    JavaScript
    Node.js
  • $10 hourly

    • 5.0/5
    • (2 jobs)
    Finalist of a Bachelor's Degree in Computer Science and Software Engineering at Instituto Superior Técnico. His skills include Python, Java, C++, C and a few others that he learned both in his academic career and individually. He is a cheerful person, motivated and with great ease in working for a team, he learns and adapts quickly to any situation, making him an ideal worker/co-worker.
    Featured Skill React.js
    Discord Bot Development
    Web Scraping
    Computer Science
    C
    TypeScript
    Python
    JavaScript
    Java
    React
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