Senior Frontend ReactJS Developer

🔎 Senior Frontend ReactJS Developer Location: Wroclaw, Poland Work mode: 3- day hybrid Exp level: 8+ yrs 🖇️ Key

Develop and maintain features within React-based portfolio reporting applications, including saved report packages, report generation and search functionality. Modernize existing applications by migrating them to Vite and an enterprise design system. Support the migration of legacy ExtJS applications and screens to React .

Build, integrate and troubleshoot GraphQL and REST APIs between front-end applications and back-end microservices. Diagnose issues such as slow or failing API queries, incorrect request payloads and front-end performance problems. Deploy UI builds to QA environments, manage release branches, and support regression testing and production releases.

Work closely with back-end developers, QA teams, release management and product owners to deliver business and regulatory improvements. Contribute to Agile development, Test Driven Development and DevOps practices. Your Team: You will be part of a globally distributed Portfolio Performance Reporting team responsible for applications that support portfolio returns, asset allocation, holdings and client reporting.

The team works collaboratively across front-end development, back-end engineering, data, QA, product and application support functions, with a strong focus on application quality, stability and continuous improvement. Your Expertise: Bachelor's or Master's degree, preferably in C