Associate Technical Lead - React

Colombo, Western Province, Sri Lanka February 25, 2026

About Gapstars

Gapstars is a Netherlands-based software development services provider that builds remote, agile teams in Sri Lanka and Portugal for innovative tech companies. Today, we are home to 300+ TechStars and innovative minds, turning scalable software into performance products that shape the future. Our partners are highly ambitious tech companies that are looking to conquer their respective markets.

About the role

The Front-End Developer will be responsible for building modern, performant, and maintainable web application interfaces. You will work extensively with React, TypeScript, and Tailwind CSS to develop scalable UI components and features. This role requires strong attention to user experience, client-side performance optimization, and seamless integration with back-end services.

Key Responsibilities

  • Develop responsive, reusable UI components using React, TypeScript, and Tailwind CSS

  • Implement efficient data fetching strategies using TanStack Query

  • Manage client-side state using Zustand

  • Optimize client-side performance and page load speed

  • Work closely with back-end engineers, designers, and product managers

  • Ensure UI accessibility, responsiveness, and cross-browser compatibility

  • Write clean, maintainable code following modern front-end best practices

  • Participate in code reviews and contribute to front-end architecture decisions

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