Senior IT Developer (React.js)
# Senior IT Developer (React.js) **B2Bnetwork** · 02-486 Warszawa · `On-site` 🕒 **Статус:** *Опубликовано: 3 дня назад* · *Источник: Indeed* --- ### About the Role The consultant will join the Sunray team and work together with the current Frontend Developer on the development, maintenance and support of the EFM UI application (Investment Fund Orders’ processing administration UI). Key responsibilities include: Contributing to ongoing development of the redesigned (new technologies!) new EFM UI and implementation of new business requirements. Supporting preparation, stabilization and production rollout of upcoming EFM UI releases. Providing application support, troubleshooting and bug fixing for existing and newly delivered functionality. Taking over day-to-day EFM UI support responsibilities during January and February 2027 to ensure continuity while the current Frontend Developer is unavailable. Improving and maintaining EFM UI code quality, including remediation of identified vulnerabilities and framework dependencies. Collaborating closely with Backend Developers, Business Analysts, Test Engineers and EFM users to clarify requirements, investigate issues and deliver solutions. Participating in Agile team activities, including backlog refinement, sprint planning, reviews and production support activities. Must-have knowledge and experience React.js (v18 or higher) React Query Typescript React Testing Library Material UI Tailwind React Form Hook oriented programming Good communication skills Nice-to-have knowledge and experience Basics of Java and SpringBoot Other tanstack libraries Jenkins
Наблюдалась 2026-09-21, впервые 2026-09-18, источник — Indeed.