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Radovan S.

Radovan S.

Senior Full-Stack Product Engineer | React, TypeScript, Next.js

I help founders and teams turn complex product ideas into reliable, usable software. With 8+ years in full-stack development, technical leadership, and product management, I connect hands-on engineering with the decisions that move a product forward. Whether you need to build an MVP, improve a data-heavy React application, or bring technical direction to an existing product, I can help you define the next step and deliver it. What I bring to your project: • Full-stack delivery with TypeScript, React, Next.js, Node.js, and NestJS • Frontend architecture and React performance optimization • Data-heavy interfaces, custom AG Grid workflows, and CRM development • Product discovery, roadmap planning, and practical technical trade-offs • Technical leadership and coordination across engineering teams Recent experience: • Elredo: Product Engineer responsible for roadmap and product direction; also served as Interim CTO supporting development and production. • Freevision: owned frontend architecture for a large, data-heavy CRM, optimized React rendering, and implemented a heavily customized AG Grid solution. Partnered directly with clients to balance cost, performance, and usability. • Sudolabs: Tech Lead and Product Manager for US-market startups, owning delivery across international engineering teams and partnering with clients on architecture and priorities. • Daytrip: built frontend and backend features with Next.js and NestJS for customer-facing and internal applications. Core stack: TypeScript, React, Next.js, Node.js, NestJS, GraphQL, Apollo Client, MongoDB, and Tailwind CSS. I also bring experience with AWS, Docker, CI/CD, and agentic development tools. I care about understanding the people using a product and the business behind it. Expect clear communication, thoughtful questions, and honest conversations about scope, cost, and engineering quality. I especially enjoy working with mission-driven businesses and social entrepreneurs. Tell me what you're building, where you're stuck, and what a successful outcome looks like. We can work out a practical path forward together.

🇸🇰Trnava, Slovakia$62/hr100% JSS5.00 (4)Since Oct 2015

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#237,869 / 412k
🇸🇰Country#174 / 323
Revenue, last 30 days
$0
Total earnings
$6.1k
World#237,869 / 412k
🇸🇰Country#174 / 323
Per project
$1.2k
Projects, last 6 months
0
World#209,850 / 412k
🇸🇰Country#146 / 323
Projects in all
5
100% fixed0% hourly
World#266,042 / 412k
🇸🇰Country#211 / 323

Earnings, last 30 days

$6.1kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$5.9k$6.0k$6.1k$6.2kOct 8Oct 23Nov 7

Skills