Hey, Upwork Family! Let’s chat!👋 I’m Maryna, a full-stack web developer with 4+ years of experience building scalable web applications from idea to production. I enjoy working on complex systems where performance, structure, and user experience all matter equally. My main focus is React, Next.js, TypeScript, Node.js, and PostgreSQL, where I build fast, responsive front-ends and solid backend architectures that can scale with real users and real business needs. I care about clean code, maintainability, and building features that actually make products better, not just bigger. 🚀 Strong Web development focus: - Built and maintained full-stack and frontend applications across SaaS dashboards, e-commerce platforms, and fintech products, supporting 10k+ active users/month - Improved performance by 30-45% through SSR/SSG, lazy loading, caching strategies, and database indexing - Integrated REST & GraphQL APIs, Stripe, SendGrid, and third-party services, reducing API-related errors by 25-30% - Established scalable architecture patterns with TypeScript across frontend and backend, improving code maintainability and reducing system bugs in large-scale projects Industries I've worked with: Every product has different business goals, so I focus on building solutions that fit the industry instead of using one-size-fits-all approaches. ۰SaaS - multi-tenant platforms, admin dashboards, workflow automation, analytics, and real-time collaboration. ۰E-commerce - modern storefronts, checkout optimization, payment integrations, inventory management, and customer experiences that convert. ۰FinTech - secure financial platforms, transaction workflows, reporting dashboards, and performance-critical applications. ۰Real Estate - listing platforms, advanced property search, interactive maps, booking systems, and CRM integrations. ۰EdTech - learning platforms, course management systems, assessments, student dashboards, and interactive educational tools. 🛠️Tech Stack & Skills: - Frontend: React, Next.js, TypeScript, Tailwind CSS, SASS, CSS Modules, HTML5, Responsive Design - Backend: Node.js, Express, NestJS, TypeScript, REST/GraphQL APIs, WebSockets - Databases: PostgreSQL, MongoDB, Redis, Prisma ORM - DevOps & Deployment: Vercel, Docker, CI/CD, Serverless Functions - Other Skills: SSR, SSG, Lazy Loading, Code Splitting, Performance Optimization, Scalable Architecture, WCAG Accessibility, Testing (Jest, React Testing Library, Cypress), Git/GitHub, Agile/Scrum I don't just write code - I build reliable web solutions that help businesses grow. From planning and development to deployment and optimization, I focus on creating scalable applications that deliver an excellent user experience and lasting business value. 🔥Have a project in mind? Let's discuss your goals and turn your vision into a fast, secure, and high-quality product. 🙌Keywords🙌 React, Next.js, TypeScript, Node.js, NestJS, Express, PostgreSQL, MongoDB, Redis, REST API, GraphQL, WebSockets, Docker, Vercel, Serverless, CI/CD, Git, GitHub, Agile, Scrum, Jira, Notion, Trello, Stripe, SendGrid, Twilio, Scalable Architecture, Modular Design, Micro Frontends, Component-driven Architecture, Atomic Design, Clean Code, SOLID, DRY, KISS, Refactoring, Debugging, Logging, Monitoring, Error Handling, Optimization, Caching, Performance Optimization, SEO, Lighthouse, SSR, SSG, Lazy Loading, Code Splitting, Lazy Hydration, PWA, SPA, Responsive Design, Mobile-first, Cross-browser Compatibility, WCAG, ARIA, Multi-language Support, Internationalization, Tailwind CSS, SASS, CSS Modules, Styled Components, UI/UX, Figma to React, Pixel-perfect Components, Authentication, Authorization, Security Best Practices, Testing, Jest, Cypress, End-to-End Testing, Infinite Scroll, Pagination,

Hi, I'm Daniel John Almirante, a front-end developer specializing in building responsive, modern websites. I work with HTML, CSS, JavaScript, and React to create clean, user-friendly interfaces that work seamlessly across all devices. I deliver quality work efficiently and can work within various cheap budget ranges.

🏆 Top 3% of Upwork talent — ⭐⭐⭐⭐⭐ across every project, 100% satisfied clients ⚡ 6+ years building production SaaS — Vue 3 / Nuxt 3 and React / Next.js 🤝 I treat your codebase like my own and prefer long-term partnerships over one-off gigs I ramp up fast, communicate clearly, and deliver clean, maintainable code your future self will thank you for. If you need someone reliable who takes ownership — let's talk. ✓ Vue 3 / Nuxt 3 / React / Next.js ✓ Mobile — iOS & Android via Capacitor ✓ CMS — Prismic / Storyblok ✓ Backend — NestJS / PostgreSQL / MongoDB What you get: – Faster development (1 codebase) – Lower cost than hiring 3 developers – Clean, scalable backend (NestJS) – Production-ready apps (App Store / Google Play) Best fit: – SaaS platforms – Marketplaces – Dashboards / admin panels – MVPs for startups My services: - Web page and interface development (HTML, CSS, JavaScript, Vue, Nuxt, Typescript) - Responsive design (creating designs for various devices use Vue Nuxt) - Interactive elements and animations (using JavaScript or libraries like React, Vue, Nuxt) - Performance optimization Vue Nuxt projects (reducing page load times, caching, image optimization) - Working with APIs on the Vue Nuxt projects (using RESTful or GraphQL APIs for data fetching and submission) - Vue Nuxt Interface testing (unit and integration testing using tools like Jest, Mocha, Cypress) - Developing Progressive Web Apps use Vue Nuxt (PWA) - Backend service integration for the Vue Nuxt (ensuring communication between frontend and server) - Layout and component creation from Figma design mockups (turning Figma designs into HTML, CSS, Vue, Nuxt, Tailwind code) - CMS website development (WordPress, Drupal, StoryBlok, etc.) - Accessibility (a11y) optimization for users with disabilities on the Vue Nuxt projects - Frontend database interaction on the Vue Nuxt (e.g., with Firebase) - Payment system integration for the Vue Nuxt (PayPal, Stripe, etc.) - SEO optimization Vue Nuxt projects (optimizing meta tags, creating a search-engine-friendly site structure) - Maintenance and updates of existing Vue Nuxt web apps (bug fixing, dependency updates) - Type-checking and type-safe code (using TypeScript or Flow for ensuring robust and error-free code in the Vue Nuxt projects) - Migrating projects from older versions of Vue/Nuxt to newer versions (updating dependencies, refactoring code to comply with new features and breaking changes) If you want to cooperate with me click the button 'INVITE' in my profile. Best regards, Roman Zarvanskyi. Keywords: Frontend development Vue Nuxt React Next, Frontend development, Vue Nuxt React Next, Vue/Nuxt, React/Next, Vue.js, Nuxt.js, React.js, Next.js, Vue 3, Nuxt 3, Frontend development Vue Nuxt React Nex JavaScript, Frontend development Vue Nuxt HTML, Frontend development Vue Nuxt CSS, Frontend development Nuxt Vue.js, Frontend development Vue Nuxt.js, Frontend development Vue Nuxt Vuex, Frontend development Nuxt Vue Router, Frontend development Vue Nuxt SSR, Frontend development Vue Nuxt Static site generation, Frontend development Vue Nuxt SPA, Frontend development Vue Nuxt Nuxt modules, Frontend development Vue Nuxt Server-side rendering, Frontend development Vue Nuxt Lazy loading, Frontend development Vue Nuxt 3, Frontend development Vue Nuxt PWA, Frontend development Vue Nuxt Webpack, Frontend development Vue Nuxt Babel, Frontend development Vue Nuxt Axios, Frontend development Vue Nuxt Vuetify, Frontend development Vue Nuxt Tailwind CSS, Frontend development Vue Nuxt SCSS, Frontend development Nuxt Bootstrap Vue, Frontend development Vue Nuxt Responsive design, Frontend development Vue Nuxt API integration, Frontend development Vue Nuxt JWT authentication, Frontend development Vue Nuxt Firebase, Frontend development Vue Nuxt Jest, Frontend development Vue Nuxt Pinia, Frontend development Vue Nuxt Testing, Frontend development Vue Nuxt CI/CD pipelines, Frontend development Vue Nuxt TailwindUI, Frontend development Vue Nuxt SEO optimization, Frontend development Vue Nuxt Static site generation, Frontend development Vue Nuxt Performance optimization, Frontend development Vue Nuxt content module, Frontend development Vue Nuxt Headless CMS, Frontend development Vue Nuxt CDN, Frontend development Vue Nuxt SASS, Frontend development Vue Nuxt SEO-friendly, Frontend development Vue Nuxt Dynamic imports, Frontend development Vue Nuxt store, Frontend development Vue Nuxt Lazy loading images, Frontend development Vue Nuxt Webpack optimization, Frontend development Vue Nuxt Async data, Frontend development Nuxt Vue ecosystem, Frontend development Vue Nuxt plugins, Frontend development Vue Nuxt dynamic routes, Frontend development Vue Nuxt Performance best practices, Frontend, Vue, Nuxt, React, Next.js, Vue.js, Nuxt.js, React.js, Next, Vue 3, Nuxt 3, JavaScript, TypeScript, HTML, CSS, Tailwind CSS, SCSS, SASS, Responsive design, SPA, SSR, Static site generation, PWA, Vite, Webpack

I turn Figma designs into production-ready front-end: clean, responsive, and maintainable UI that fits real products and existing codebases. My core focus is front-end implementation: - pixel-accurate layout - responsive behaviour across breakpoints - clean HTML/CSS/SCSS and Tailwind CSS - reusable UI in React, Next.js, Vue, and Angular - smooth integration into existing teams, design systems, and CMS-driven projects, including WordPress, Umbraco, and Strapi I work best on: - marketing pages and websites - product UI implementation - design-to-code workflows - refactoring messy front-end into stable, maintainable markup - component-based UI in React / Next.js, as well as Vue and Angular projects I’m not focused on backend or product logic-heavy work. I specialise in front-end structure, styling, responsiveness, and production-quality UI delivery. If you need someone reliable to take designs and turn them into a polished front-end that ships cleanly, I’m a strong fit. Last updated: April 2026

I am a Web and Digital Designer specializing in front end development and digital design. I have over 10 years of professional experience in designing and coding for web and print. Throughout my professional journey, I have immersed myself in various facets of design, evolving my expertise in UX/UI, marketing collateral, email campaigns, brochures, and websites. My passion for creating engaging and visually appealing digital experiences has driven me to constantly evolve and adapt to the ever-changing landscape of design trends and technologies. My design philosophy is rooted in simplicity, elegance, and usability. My goal is to help clients achieve their online objectives by creating and coding designs that reflect their brand identity and convey their message effectively. If you are looking for a skilled web and graphic designer who can bring your vision to life, please don't hesitate to reach out. I would be happy to discuss your project in more detail and provide a custom proposal that meets your needs. Thank you for considering my services, and I look forward to working with you!

I’m a full stack developer, react developer, and web developer helping businesses build, fix, and improve SaaS products, web applications, dashboards, internal tools, and client platforms with react, next.js, node.js, supabase, postgresql, API integration, and AI-powered workflows. As a full stack developer, I work across front end and back end development. As a react developer and next.js developer, I build and improve modern web application interfaces, dashboards, admin panels, and client-facing product flows. As a node.js developer, I work on business logic, API integration, authentication, webhooks, oauth, stripe flows, and product functionality that supports real SaaS and web application use cases. My work often combines react, next.js, node.js, javascript, typescript, supabase, and postgresql inside one product. Clients usually hire me when they need a full stack developer who can do more than isolated tasks. They need a react developer who can work inside a real product, a next.js developer who can improve an existing web application, and a node.js developer who can connect front end and back end logic cleanly. I help build MVPs, improve SaaS products, fix broken web applications, stabilize dashboards, extend internal tools, improve client portals, and support existing codebases that need stronger full stack development. A lot of my work is with react, next.js, and node.js products that already exist but need improvement. That can mean bug fixing, maintenance, stabilization, performance improvement, API integration, dashboard development, admin panel development, auth flow fixes, web application cleanup, SaaS feature delivery, or extending an MVP into a more production-ready SaaS platform. I’m comfortable joining an existing codebase and working as a full stack developer, react developer, next.js developer, or node.js developer depending on what the product needs most. I also work with supabase and postgresql when a SaaS product or web application needs database logic, authentication, real-time functionality, role-based access, or cleaner back end structure. In many projects, react, next.js, node.js, supabase, and postgresql work together as the core stack, and that is a stack I’m comfortable building, fixing, and extending. I regularly work on web application and SaaS development that includes API integration, stripe, oauth, webhooks, dashboards, internal tools, and client-facing product flows. As a react developer, I can help build responsive product UI, dashboard UI, admin interfaces, and front end functionality inside larger web applications. As a next.js developer, I can help with product architecture, page flows, performance, routing, feature delivery, and production-ready SaaS implementation. As a node.js developer, I can help with API integration, back end logic, business workflows, third-party services, and server-side product functionality. As a full stack developer, I can connect all of those layers into one working product. I also work with AI when it supports a real SaaS or web application use case. That includes AI integration with OpenAI or Claude APIs, AI-assisted product features, AI workflows inside dashboards and internal tools, and automation that supports web application, SaaS, or client platform functionality. When useful, I can also support web scraping and automation if it fits the product and strengthens a real business workflow. If you need a full stack developer, react developer, next.js developer, node.js developer, or web developer for a SaaS product, web application, dashboard, internal tool, API integration project, MVP, client portal, supabase app, postgresql-based system, or AI-powered product feature, send me a message and I’ll review your project.

🏆 Top Rated Plus | 100% Job Success | 9+ Years Experience 🚀 ✅ $15M+ Raised by my Clients | 10M+ App Downloads 🚀 ✅ Top 1% Upwork Freelancer | $1M+ Earned 🏆 I help startups, founders, and businesses build scalable Web Applications, Mobile Apps, SaaS Platforms, and AI Solutions that are designed to launch fast, grow efficiently, and deliver real business results. Whether you need an MVP, SaaS platform, CRM, AI-powered application, dashboard, marketplace, or mobile app, I can take your product from idea to deployment. 🎯 Ideal Clients ✅ Startup Founders launching an MVP or first product ✅ Funded Startups scaling an existing app or platform ✅ Agencies needing a reliable development partner for overflow work ✅ Businesses wanting to add AI features to an existing product 🏭 Industries Served ✅ Healthcare & HealthTech ✅ E-commerce & Retail ✅ SaaS & B2B Platforms ✅ FinTech ✅ Marketplaces & On-Demand Apps 🔑 KEY FEATURES & INTEGRATIONS ✅ AI & ChatGPT/OpenAI API Integrations ✅ Payment Gateways (Stripe, PayPal, Razorpay) ✅ Firebase, AWS, Google Cloud, Supabase ✅ Real-Time Chat & Push Notifications ✅ Admin Panels & Analytics Dashboards ✅ App Store & Play Store Deployment Why 400+ Clients Worldwide Trust Me: ✅ $15M+ Client Funding ✅ 10M+ App Downloads ✅ $1M+ Upwork Achiever ✅ 400+ Apps and 50+ Websites Launched ✅ Top Rated Plus (Top 3% on Upwork) ✅ 100% Job Success Score ✅ 38,857+ Hours Worked ✅ 86% Long-Term Repeat Clients Expertise: - Full Stack Development (React.js, Next.js, Node.js, NestJS, TypeScript) - Mobile App Development (Flutter, React Native, iOS) - AI & ChatGPT Integrations (RAG, LLM Integration) - SaaS Platforms & Business Applications 🔍 KEYWORDS Full Stack Developer, React Developer, Node.js Developer, Flutter Developer, React Native Developer, iOS Developer, MERN Stack Developer, NestJS Developer, AI Developer, AI Integration, ChatGPT Integration, OpenAI API, Claude API, RAG, LLM Integration, Lovable.AI, Bolt.new, SaaS Development, MVP Development, Mobile App Developer, GraphQL, RESTful API If you're looking for a development partner who values quality, communication, and long-term success, click the Invite or Message button and let's discuss your project.

27-year-old French developer with a passion for Three.js/WebGL and a wide array of frontend technologies. My expertise lies in bringing to life engaging animations and interactive experiences. Below is an overview of my skill set and accomplishments: Core Frontend: - Proficient in foundational frontend technologies: HTML, SCSS, JavaScript, Fetch API - Skilled in responsive design and version control using Git Specialized Framework Experience: - 4 years of hands-on experience with React - Competent in Vue and Svelte frameworks Animation and Design Mastery: - Expertise in GSAP for advanced web animations - Proficient with design tools including Photoshop, Figma, Affinity... - Skilled in using Blender for 3D model optimization/edition Additional Technical Proficiencies: - Experience in using Next.js and Vite for project development - Comfortable with TypeScript for scalable web applications - Basic backend skills, including Node.js and database tools - One year of experience building desktop applications in Rust, specializing in low-level graphic programming and performance-oriented workflows. Three.js/WebGL Specializations: - Shader programming and custom post-processing techniques - Integration of physics engines like Ammo.js and Cannon.js - Proficient in particles management - In-depth understanding of the rendering pipeline and optimization using profiling tools - Experience in video game development with Three.js - Demonstrated proficiency in TSL and WebGPU, supporting advanced graphics and rendering tasks. Recognitions as a developer: - Awarded one FWA site of the day - Awarded one CSSDA site of the day - Received an honorable mention from Awwwards I'm always excited to collaborate and create outstanding digital experiences, If you're looking for a developer who blends technical skill with creativity, let's connect and explore how we can work together!

Hey, I help businesses and designers turn blueprints into fully functional, production-ready web and mobile applications. Need your Figma, Sketch, or Adobe XD designs translated into clean, blazing-fast, and responsive code? Or looking to launch a cross-platform mobile app using Ionic and Firebase?I specialize in: -HTML, CSS, Bootstrap – Translating beautiful designs (Figma, Sketch) into responsive interfaces -Angular & TypeScript – Building dynamic, modern web applications -Ionic Framework – Delivering cross-platform mobile apps for Android and iOS -Firebase – Integrating real-time databases, authentication, and hosting -SQL & C# APIs – Developing robust back-end services With a focus on clean code and great user experiences, I create solutions that are not only functional but also scalable and maintainable. If you’re looking for someone detail-oriented, reliable, and ready to bring your ideas to life, let’s connect and build something amazing together!

I’m a UI/UX Designer and FrontEnd Developer with 10+ years of experience crafting intuitive, modern, and responsive digital experiences. I specialize in bridging design and code — creating beautiful interfaces in Figma and bringing them to life with clean, scalable frontend development. 🎨 UI/UX Design Expertise - Wireframing & prototyping (Figma, Adobe XD, Sketch) - Highfidelity UI design systems (style guides, typography, color palettes) - Interactive prototypes and user flows - Mobilefirst, responsive design across devices - Usability & accessibility (WCAG standards) 💻 FrontEnd Development Expertise - Core Web: HTML5, CSS3, JavaScript (ES6+) - Frameworks: React.js, Next.js, Vue.js, Angular.js - Styling: TailwindCSS, Bootstrap, SCSS - UI Components: Material UI, Chakra UI, ShadCN - Performance: Crossbrowser compatibility, responsive layouts, SEO optimization 🚀 What I Deliver - Pixelperfect conversion of Figma/Sketch/Adobe XD designs into responsive code - Frontend development integrated with APIs (REST, GraphQL) - Smooth animations and microinteractions for modern UX - Optimized UI for speed, SEO, and accessibility - Collaborative approach — I can work with backend devs, PMs, or as your solo design-to-code partner ✅ Whether you need a landing page, web app interface, or a full design-to-code handoff, I make sure your product looks stunning and performs flawlessly.