Tadej Polajnar
Lead Senior Frontend Developer at TianSphere Limited
Slovenia
Summary
Tadej Polajnar is a Lead Senior Frontend Developer with 8 years of experience building scalable Web3 and SaaS products from concept to production, currently shaping AI-native features and team practices at Protokol while running his consultancy TianSphere. He specializes in Next.js, TypeScript, and React, creating composable UI libraries, high-performance frontends for high-traffic blockchain apps, and customized Uniswap-based swap and bridge tooling. His background spans full-stack work in regulated medical SaaS—where he refactored frontends to Tailwind and maintained React Native apps—and backend Go/Docker tasks, giving him a pragmatic cross-stack perspective. Tadej blends hands-on engineering with product-minded leadership, helping teams adopt AI-driven delivery patterns and shipping secure, auditable solutions for complex domains. An entrepreneur as well as a builder, he favors consulting-first engagements that turn cutting-edge Web3 and AI ideas into production-ready systems.
7 years of coding experience
4 years of employment as a software developer
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (63)
javascript10
static-site-generator10
css10
typescript10
nextjs10
browser10
compiler10
nodejs10
react10
hybrid10
storybook9
ruby9
vercel9
bash9
vitest9
Programming languages (3)
Github contributions (5)
TadejPolajnar/eslint-config-vitest-globals
Dec 2021 - Apr 2025
Eslint config contains globals for vitest
Contributions:3 releases, 1 review, 1 PR in 3 years 3 months
TadejPolajnar/react-use-navigate-list
Oct 2021 - Dec 2022
Contributions:1 release, 4 pushes, 3 branches in 1 year 2 months
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