Fullstack Developer (React+Java) @ Devire

• 5+ years of commercial experience in frontend software development.
• Strong hands-on experience with React.js, including Hooks and Context API.
• Excellent knowledge of modern JavaScript and frontend development best practices.
• Knowledge of modern CSS techniques and tools (css-in-js/SCSS).
• Solid understanding of software engineering principles, design patterns, and clean code practices.
• Experience with unit testing frameworks such as Jest.
• Familiarity with modern frontend development workflows, npm, Git, and CI/CD pipelines, preferably GitLab.
• Interest in working across the full stack, with willingness to contribute to backend development using Java, Spring Boot, and Python.
• Strong problem-solving skills and ability to work effectively in a fast-paced, collaborative environment.

Nice to Have

• Experience with AG Grid.
• Experience with Cypress and end-to-end testing.
• Understanding of UX principles and user-centered design.
• Degree in Computer Science, Mathematics, Engineering, or a related technical discipline.

Devire IT Outsourcing is a form of cooperation dedicated to IT professionals, based on the principles of own business - B2B, implementing projects for clients running innovative and modern projects.

We are seeking a skilled and experienced Fullstack Developer (React+Java) to join our dynamic technology team within the banking sector.

Location: Hybrid work model based in Warsaw (3 days onsite/2 days remote)

Rate: 170-210 PLN net+VAT/h; B2B contract

• Salary based on B2B contract (via Devire),
• Private HealthCare,
• Sports card, 
• Life insurance,
• Working in the international environment.

,[Design, develop, and maintain modern web applications used within a Front Office trading environment., Build intuitive, high-performance user interfaces using React while ensuring scalability, maintainability, and responsiveness., Contribute to the development of business-critical low-latency systems supporting trading and investment activities., Participate in the full software development lifecycle, from requirements gathering and solution design through implementation, testing, and deployment., Work across the technology stack, primarily focusing on frontend development (80%) while contributing to backend services built with Java, Spring Boot, and Python (20%)., Ensure high code quality through code reviews, automated testing, and adherence to engineering best practices., Support CI/CD processes and contribute to the evolution of development standards and tooling.] Requirements: React, API, JavaScript, CSS, SCSS, Design Patterns, Clean Code, Unit testing, npm, Git, CD pipelines, Java, Spring Boot, Python, GitLab, Cypress, Testing, UX, User-centered design