WHAT AWAITS YOU HERE: As a Pool Frontend Developer, you will help build and evolve Braiins Pool web applications used by miners and operators worldwide. You’ll work in a product team that values clean UI, strong performance, and reliable data visualization. AI tools are expected to be part of your daily workflow, used responsibly and effectively. 🤝 RESPONSIBILITIES: * Build and maintain Pool frontend features with React, TypeScript, and Sass, focusing on clarity, performance, and reliability. * Collaborate with product, design, and backend teams to define requirements and deliver high‑quality UI/UX. * Maintain and improve component quality through review, refactoring, and shared patterns. * Write tests and participate in CI/CD processes to keep releases stable. * Contribute to technical decisions, documentation, and continuous improvement of frontend practices. * Use AI tools responsibly to accelerate development while maintaining high code quality. 🔎 WE ARE LOOKING FOR SOMEONE WITH: * 2+ years of professional experience in frontend development. * Experience with React, TypeScript & CSS (Sass). * Strong ownership, good communication, and ability to deliver independently. * Previous experience with designing of FE architecture, upholding of code quality standards and testing practices. * Drive to learn, improve, and mentor or be mentored in a collaborative team. 💪 PREFERRED SKILLS: * Experience with data‑heavy UI and visualization libraries. * Setup of new FE projects, local development including GitLab pipelines. * Understanding of performance profiling, accessibility and internationalization. * Experience with monitoring and error reporting tools (e.g., Sentry). 🏖 WHAT WE OFFER TO YOU: * Full-time position with flexible working hours. * Both possibilities to work as an Employee or Freelance. * Indefinite agreement. * For employees, 5 weeks of vacation and 3 sick days. * Company events and occasional Braiins brunches in the office. * Relaxing room, a shower, and a parking spot. * Modern offices in the center of Prague, Czech Republic—the heart of Europe. * Work on long-term projects in an interesting area of the Bitcoin industry. 🔥 WE WILL LOVE YOU EVEN MORE IF… * You are interested in cryptocurrencies or have active experience with them. * You are interested in new technologies and development procedures. * You are from Prague or its surrounding area. * Previous experience with mobile development.