Porto Alegre Remote

KTO is hiring a Senior Frontend Developer

About the Role

What You'll Do

Work closely with designers to turn wireframes and mockups into fully functional, responsive web applications. Build and maintain reusable components that ensure consistency and efficiency across projects. Implement new features with a focus on performance, accessibility, and user experience.

Integrate data from REST APIs and other sources to enable dynamic content and interactive functionality. Optimize applications for speed and search engine visibility through asset compression, code splitting, and efficient rendering strategies. Write and maintain comprehensive test suites using Jest and React Testing Library to ensure code reliability.

Lead code reviews, promote frontend standards, and provide technical mentorship to less experienced developers. Contribute to architectural decisions and help shape the future of the frontend stack.

Requirements

  • Professional experience with ReactJS and Gatsby for building scalable frontend applications
  • Solid knowledge of HTML, CSS, and modern JavaScript, with an emphasis on responsive and accessible design
  • Experience connecting frontend applications to REST APIs and managing data flow
  • Understanding of web performance principles, including asset optimization and loading strategies
  • Proven ability to write and maintain unit tests using frameworks like Jest and React Testing Library

Benefits

  • Work in an environment committed to diversity, inclusion, and employee empowerment
  • Contribute to meaningful projects that positively affect communities
  • Operate within a secure, regulated framework compliant with Brazilian iGaming regulations under Portaria 2.093/2024
Required Skills
ReactJSGatsbyHTMLCSSJavaScriptREST APIsJestReact Testing Libraryfrontend developmentresponsive designweb performance optimization ReactJSGatsbyHTMLCSSJavaScriptREST APIsJestReact Testing Libraryfrontend developmentresponsive designweb performance optimization
Want to work from Thailand?

Join a remote network built for tech talent

Iglu gives you real employment in Southeast Asia — visa, work permit, and projects included. Pick what you work on, earn performance-based pay, and live where you want.

Legal employment in Thailand & Vietnam
Choose your own projects
Performance-based revenue sharing
Relocation support available
Join Iglu
200+ professionals worldwide
About company
KTO
KTO blends the thrill of sports betting with online casino entertainment, tailored to local markets and powered by its proprietary platform for a seamless, personalized experience. It is a rising leader in LATAM, ranked among Brazil’s top 10 iGaming brands.
All jobs at KTO Visit website
Job Details
Department Technology
Category frontend
Posted 3 months ago