JustJoin.IT Hybrydowo Senior New

Fullstack Developer (Java + React) Greenfield Project

B2Bnetwork

⚲ Warszawa, Gdańsk, Gdynia, Łódź

110 - 140 PLN/h netto (B2B)

Wymagania

  • Java 17
  • React
  • Spring Boot
  • JPA

Opis stanowiska

We are launching a greenfield application built entirely from scratch in close collaboration with a dedicated business team. The project is delivered in an Agile environment with a strong focus on communication, collaboration, and high-quality software development. English is the primary working language and is used daily during meetings, workshops, and project discussions. As a Fullstack Developer, you will play a key role not only in delivering clean, scalable, and maintainable code, but also in shaping a high-quality user experience on the frontend side. You will actively contribute to requirement analysis, transforming business needs into user stories, and delivering fully tested end-to-end solutions. Responsibilities • Design and develop fullstack solutions (backend and frontend) within a greenfield project • Build scalable, maintainable, and high-performance backend services • Develop modern, responsive, and user-friendly frontend applications • Collaborate closely with business stakeholders to refine requirements and define user stories • Deliver end-to-end functionalities together with automated tests • Participate in Agile ceremonies, technical discussions, and planning sessions • Contribute to architectural decisions and technical improvements Skills & Experience • Strong commercial experience with Java 17+ (senior level) • 4+ years of experience with React • Hands-on experience with Spring Boot • Good knowledge of JPA / Hibernate • Experience working in Agile/Scrum teams • English proficiency at minimum B2 level (spoken and written) Nice-to-have Skills & Experience • Selenium • Liquibase (database versioning) • Maven • Cucumber for automated testing Work Model • Hybrid model: 3 days onsite / 2 days remote