Marvi J.Private profile: Upwork shows its earnings only to signed-in members, so we check it every few weeks, not daily. MRR here is a rough estimate (Upwork's six-month earnings ÷ months active). Last read Jul 17, 2026.

5+ years delivering pixel-perfect UI/UX design, interactive Figma prototypes, and high-performance mobile apps using Flutter, React Native, and React. I craft user-centered solutions for eCommerce, fintech, SaaS, healthcare, edtech, and real estate industries with high demand on Upwork. Core Expertise UI/UX Design & Figma Mastery Figma UI/UX design, Figma prototypes, Figma wireframes, Figma design systems Responsive mobile app UI, web app UI, dashboard UI, SaaS UI User flows, journey maps, clickable prototypes, developer handoff WCAG-compliant, accessible UI, inclusive design Mobile App Development (Flutter & React Native) Flutter app development, Flutter UI/UX, Flutter cross-platform React Native app development, React Native UI, iOS + Android hybrid apps Native module integration (Swift/Kotlin), push notifications, in-app purchases Payment gateways (Stripe, PayPal), real-time chat, geolocation, offline sync Full-Stack Development & Backend Alignment React, Next.js, Node.js, JavaScript, TypeScript PHP, Laravel, REST APIs, GraphQL MySQL, PostgreSQL, Supabase, Firebase, MongoDB CI/CD, Git, Docker, AWS, Google Cloud AI-Powered UX & Chatbots Chatbot UI design, Dialogflow, OpenAI API integration NLP interfaces, AI dashboards, predictive UX Industries I Serve eCommerce apps (Shopify, WooCommerce, custom stores) Fintech & banking apps (wallets & payments) SaaS platforms (CRM, ERP, project management) Healthcare apps (telemedicine, patient portals) EdTech & LMS (learning apps, course platforms) Real Estate (property listing, AR/VR tours) Proven Impact 35% higher user satisfaction via Figma-optimized onboarding 4.8+ app ratings on App Store & Google Play 30% boost in user retention with intuitive Flutter/React Native apps 25% faster support with AI chatbot UI 20% lower drop-off with accessible, compliant designs Services I Offer 1. Figma UI/UX Design – Wireframes, mockups, prototypes, design systems 2. Mobile App UI/UX Design – Flutter, React Native, iOS, Android 3. Full-Stack Mobile App Development – End-to-end Flutter & React Native apps 4. Figma to Flutter / React Native Handoff – Clean, developer-ready code 5. Full-Stack Web + Mobile Alignment – React, Next.js, Node.js, Supabase 6. App Store Optimization (ASO) – Screenshots, icons, SEO-rich descriptions 7. Agile Collaboration – Jira, Trello, Scrum, sprint delivery 8. App Maintenance & Updates – UI refresh, performance, compliance Tech Stack Design: Figma Mobile: Flutter, React Native, Swift, Kotlin Frontend: React, Next.js, HTML5, CSS3, Tailwind Backend: Node.js, PHP, Laravel, Express Database: MySQL, PostgreSQL, Supabase, Firebase DevOps: Git, CI/CD, Docker, AWS S3, Google Cloud Why Hire Me? Top-Rated Plus on Upwork with 100% Job Success Figma Expert – Pixel-perfect, auto-layout, component-driven Flutter & React Native Pro – One codebase, native performance Full-Stack Ready – From UI to backend to deployment Agile & Communicative – Daily updates, sprint reviews ASO & Growth-Focused – Designs that rank & convert Let’s Build Your Next Big App Need a Figma prototype, Flutter app, React Native solution, or full-stack product? I deliver scalable, ROI-driven apps for eCommerce, fintech, SaaS, and beyond. Message me now for: Figma UI/UX design Flutter mobile app development React Native cross-platform apps Full-stack alignment with React, Node.js, Supabase Keywords: UI/UX Designer, Figma Expert, Figma Prototype, Mobile App Developer, Flutter Developer, React Native Developer, Full Stack Developer, React Developer, Node.js, Supabase, eCommerce App, Fintech App, SaaS UI, Healthcare App, Agile Development, ASO, App Store Optimization, Cross-Platform App, Responsive Design, API Integration, Chatbot UI, Accessibility Design Last Updated: October 2025