Full Stack Engineer Frontend

Mindbox Sp. z o.o. Kraków 2026-10-14


  • Proven experience with React + TypeScript and modern frontend architecture.

  • Hands‑on understanding of Next.js, state management, and data‑fetching patterns.

  • Familiarity with Java/Spring Boot backend development and API integration.

  • Experience collaborating on cross‑functional product delivery.

  • Understanding of observability and monitoring tools.

  • Exposure to automated testing practices across frontend and backend layers.

  • Curiosity, collaboration, and a structured problem‑solving mindset.


Nice to have

  • Developers with understanding of data or experience in data engineering (Spark, including event‑driven processing) are very welcome.

  • Knowledge of modern frontend frameworks (Next.js) or advanced TypeScript practices.

  • Experience in cloud‑native environments.

  • Practice with infrastructure as code and deployment automation.




Joining this project you’ll become part of Mindbox – a tech-driven company where consulting, engineering, and talent meet to build meaningful digital solutions. We’ll back you up every step of the way, accelerate your development, and ensure your skills make a difference. 



At Mindbox we connect top IT talents with technology projects for leading enterprises across Europe. 




 


As a Full Stack Developer, you’ll work across the entire stack, focusing on React/Next.js TypeScript frontend (~70%) and Java (Spring Boot) backend (~30%).


You’ll design engaging, performant, and accessible interfaces, build seamless API connections, and ensure full product functionality aligned with modern engineering standards in a cloud‑native environment.


Sounds like your kind of challenge?




 



What you get in return


  • Flexible cooperation model 

  • Hybrid work setup – 2x/week in the office in Kraków - remote days available depending on the client’s arrangements 

  • Collaborative team culture – work alongside experienced professionals eager to share knowledge 

  • Continuous development – access to training platforms and growth opportunities 

  • Comprehensive benefits – including Interpolska Health Care, Multisport card, Warta Insurance, and more 

  • High quality equipment – laptop and essential software provided 


,[Develop and maintain React/Next.js (TypeScript) frontends with focus on UX performance, accessibility, and code quality., Implement user‑facing features, reusable UI components, and state management logic, following best practices and design guidelines., Integrate frontends with Java (Spring Boot) services and APIs – support backend data flows when needed., Ensure end‑to‑end delivery of product features – from API integration to UI and interaction layer., Collaborate with UX designers, backend engineers, and data teams to refine features and deliver complete user journeys., Write clean, secure, and reusable code with solid testing coverage (JUnit, Vitest, Playwright)., Contribute to performance, observability, and code reliability standards throughout the stack.] Requirements: React, TypeScript, Next.js, Java, Spring Boot, API, Automated testing, Data engineering, Spark, Cloud Native, Infrastructure as Code
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