Frontend Developer

Diverse CG Sp. z o.o. Sp.k. WARSAW 2026-09-18

Requirements:

  • 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 

As a recruitment company, DCG understands that every business is powered by experienced professionals. Our management style and partnership approach enable us to meet your needs and provide continuous support. Due to our ongoing growth and the large number of recruitment projects we undertake for our partners, we are currently looking for:

Frontend Developer

3 days working from the office per week + 2 days remotely. (Warsaw)

Due to one of our employees going on parental leave, we are looking for a skilled professional to join the team on a temporary replacement basis.

The role is offered on a B2B contract, with the initial contract running until 31 March 2027.

Offer:

  • Private medical care
  • Co-financing for the sports card
  • Constant support of dedicated consultant
  • Employee referral program
,[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 ] Requirements: UI, Backlog refinement, React, TypeScript, Testing, Material UI, Tailwind, CSS, Communication skills, Java, Spring, Boot, Jenkins Additionally: Sport Subscription, Private healthcare, Employee referral bonus.