TechnicalLeadReactJS

**Tryzens Limited** is a fast growing IT solutions consultancy based in the City of London with offices in Bulgaria, India and Australia. Our areas of expertise include delivery of eCommerce solutions, multi-channel retail solutions and project management amongst others. We provide best of breed solutions and services to several blue chip clients primarily within retail, financial services and other industries. We have built our delivery focused reputation upon technical innovation, in-depth business knowledge, and creative vision, all of which supports our objective of helping clients to gain true value from eCommerce. We love what we do and our clients love our work. Due to expanding our team in Sofia we are looking for a **Technical lead ReactJS.** Please note that this is an on-site role based in Bulgaria and is not a remote position. **Requirements** * 6–8 years of overall IT experience * At least 4 years of web development experience * At least 3 years of production React experience, including modern patterns (hooks, Server Components, Suspense) * Strong experience with at least one modern React meta-framework (Next.js, React Router/Remix, or equivalent) * Hands-on experience with Vite as a build tool and dev environment * Proficiency with modern state management (Zustand, Jotai, TanStack Query, or React Context patterns) * Strong experience with TypeScript in production codebases * Proficiency with a modern CSS/UI approach (Tailwind CSS, CSS-in-JS, or component libraries like shadcn/ui, Radix, MUI) * At least 2 years of experience leading or managing engineering teams * Strong JavaScript fundamentals, including the language object model, async patterns, and modern ES features * Deep understanding of React core principles, rendering behavior, and performance optimization * Solid grasp of web fundamentals: accessibility, performance, usability, and information architecture * Experience with Git and modern CI/CD workflows * Ability to lead technical and business