Top Freelancers

Building Scalable Web & Mobile Products with React, Next.js, React Native & Node.js

Overview

We are a product-focused development agency specializing in building high-performance web and mobile applications for startups and growing businesses. Our core technology stack includes React, Next.js, React Native (Expo), Node.js (NestJS / Express), TypeScript, and modern cloud infrastructure (AWS, Firebase, Supabase), enabling us to deliver end-to-end solutions across frontend, backend, and mobile platforms. We excel at turning ideas into scalable, production-ready products - from rapid MVP development to complex, feature-rich applications. Our team focuses on clean architecture, maintainable TypeScript codebases, and performance optimization to ensure long-term scalability, stability, and developer efficiency. On the web side, we build modern, responsive applications using React and Next.js, with strong UX foundations, SEO optimization, server-side rendering (SSR), and seamless API integrations (REST / GraphQL / tRPC). We prioritize performance, accessibility, and maintainability using tools like React Query, Zustand, Tailwind CSS, and modern build pipelines. On mobile, we develop cross-platform applications using React Native with Expo, ensuring native-like performance and consistent user experience across iOS and Android. We integrate advanced features such as authentication flows (JWT, OAuth), push notifications, in-app purchases, and real-time data syncing. We also have strong experience building backend systems using Node.js with NestJS or Express, designing scalable APIs, database architectures (PostgreSQL, MongoDB, Firebase), and integrating cloud services such as AWS, Supabase, and Firebase. Our approach emphasizes secure, scalable, and well-structured backend systems that support fast product growth. What sets us apart is our ability to combine engineering depth with product thinking. We don’t just implement features - we help design them, ensuring alignment with business goals, technical feasibility, and user experience. We are comfortable working as a full-cycle development partner or as an extension of an existing engineering team. Our strengths include: • Rapid MVP delivery with scalable architecture (React, Next.js, React Native, Node.js) • High-performance web applications with SSR/SSG (Next.js) • Cross-platform mobile development (React Native + Expo) • Backend API development (Node.js, NestJS, Express, tRPC) • Database design and management (PostgreSQL, MongoDB, Firebase) • Cloud integration (AWS, Firebase, Supabase) • Clean TypeScript-first architecture and maintainable codebases • Strong focus on performance, UX, and scalability We thrive in fast-moving environments where quality and speed are equally important, and we are committed to delivering reliable, production-ready software that helps businesses grow.

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Services

Mobile Development

We provide end-to-end mobile app development using React Native and modern cross-platform technologies. From MVP to scalable production apps, we build high-performance, responsive, and maintainable mobile solutions integrated with APIs, backend services, and modern tooling.

Web Development

Skills

Front-End Development
Next.js
React
Web Development
Tailwind CSS
Android App
Tailwind UI
Supabase
Smartphone
Firebase
React Native
Android
iOS

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Upwork activity

Hourly rate

$50.00

Minimum project size

$5K+

Total earned

$700+

Total hours

22

Total jobs

1

Member since

Apr 17, 2026

Company information

Agency size

2-10 workers

Year founded

2026

Client focus

Large business

Medium business

Very small business

Small business

Languages

English: Fluent
Ukrainian: Native or Bilingual