Frontend Developer

Diverse CG Sp. z o.o. Sp.k. is a recruitment company supporting clients with experienced professionals. The role is a temporary replacement position due to an employee's parental leave.

• Minimum 5 years of professional experience in frontend development
• Strong commercial experience with React.js 18+
• Very good knowledge of TypeScript and hook-based React development
• Experience with React Query / TanStack Query
• Experience with React Testing Library
• Practical knowledge of Material UI and Tailwind CSS
• Experience with React Hook Form
• Ability to develop, maintain and troubleshoot production frontend applications
• Good communication skills and ability to collaborate effectively within a cross-functional Agile team
• Fluency in English (both written and spoken)

Nice to have:

• Basic knowledge of Java and Spring Boot
• Experience with other TanStack libraries
• Familiarity with Jenkins

• Develop and enhance the redesigned EFM UI using modern frontend technologies
• Implement new business requirements and application functionality
• Support preparation, stabilization and production rollout of new EFM UI releases
• Provide ongoing application support, troubleshooting and bug fixing
• Maintain and improve code quality, including remediation of identified vulnerabilities and management of framework dependencies
• Collaborate with Backend Developers, Business Analysts, Test Engineers and business users to clarify requirements, investigate issues and deliver effective solutions
• Participate in Agile activities, including backlog refinement, sprint planning, reviews and production support

The role is offered on a B2B contract with an initial contract running until 31 March 2027. It is a temporary replacement position due to an employee going on parental leave. Work mode is hybrid with 3 days in the office in Warsaw and 2 days remote.