About this role
Front-End Developer (React) at iO. Location: Sofia, Sofia, Bulgaria. Role: build UI, optimize performance, implement tests Requirements: Strong JavaScript/TypeScript, React, Redux Toolkit; NodeJS/Express; CI/CD; testing; English proficiency; experience with modern front-end tooling. Category: Software Development Seniority: Mid Level Tools: React, Redux Toolkit, Node.js, Express, Webpack, Vite, GitHub Actions, Playwright, DataDog, New Relic, CI/CD Commitment: Full Time Workplace: Hybrid Languages: English