Oferty dla Java Compo praca Polska

09.06.2026 | Pełny etat | Kraków | CRIFOf React (v16+)Very good understanding of asynchronous JavaScript (async/await, Promises)Familiarity with testing frameworks (Jest, Mocha)Basic knowledge of AWS and cloud architecture concepts Nice to Have Experience with AWS Lambda, S3, Athena, CloudWatch Python or Rust for performance-critical components

08.06.2026 | Pełny etat | Rzeszów | Sii Sp. z o.o.Clean code and performance standards across the front-end codebase - Contribute to code reviews and help raise the team’s engineering standards around component architecture, accessibility, and maintainability - Integrate UI components with IPT/IOM back-end services and other upstream/downstream trading

08.06.2026 | Pełny etat | Białystok | Sii Sp. z o.o.Clean code and performance standards across the front-end codebase - Contribute to code reviews and help raise the team’s engineering standards around component architecture, accessibility, and maintainability - Integrate UI components with IPT/IOM back-end services and other upstream/downstream trading

08.06.2026 | Pełny etat | Łódź | Sii Sp. z o.o.Clean code and performance standards across the front-end codebase - Contribute to code reviews and help raise the team’s engineering standards around component architecture, accessibility, and maintainability - Integrate UI components with IPT/IOM back-end services and other upstream/downstream trading

08.06.2026 | Pełny etat | Bydgoszcz | Sii Sp. z o.o.Clean code and performance standards across the front-end codebase - Contribute to code reviews and help raise the team’s engineering standards around component architecture, accessibility, and maintainability - Integrate UI components with IPT/IOM back-end services and other upstream/downstream trading

08.06.2026 | Pełny etat | Piła | Sii Sp. z o.o.Clean code and performance standards across the front-end codebase - Contribute to code reviews and help raise the team’s engineering standards around component architecture, accessibility, and maintainability - Integrate UI components with IPT/IOM back-end services and other upstream/downstream trading

08.06.2026 | Pełny etat | Kraków | Sii Sp. z o.o.Clean code and performance standards across the front-end codebase - Contribute to code reviews and help raise the team’s engineering standards around component architecture, accessibility, and maintainability - Integrate UI components with IPT/IOM back-end services and other upstream/downstream trading

08.06.2026 | Pełny etat | Warszawa | Sii Sp. z o.o.Clean code and performance standards across the front-end codebase - Contribute to code reviews and help raise the team’s engineering standards around component architecture, accessibility, and maintainability - Integrate UI components with IPT/IOM back-end services and other upstream/downstream trading

08.06.2026 | Pełny etat | Szczecin | Sii Sp. z o.o.Clean code and performance standards across the front-end codebase - Contribute to code reviews and help raise the team’s engineering standards around component architecture, accessibility, and maintainability - Integrate UI components with IPT/IOM back-end services and other upstream/downstream trading