Fullstack Developer (Java/React)

Location: Łódź, Poland; hybrid work with remote and in-person attendance

Company

hirify.global provides internal engineering and delivery capabilities for Commerzbank business units through the FlexHub team, based in Frankfurt, Sofia, and Łódź.

What you will do

• Design and develop critical full-stack modules capable of handling high transaction volumes.
• Define interface contracts, maintain data consistency across distributed systems, and address concurrency and memory-management challenges.
• Define testing strategies and ensure security and development best practices.
• Analyze production metrics, identify bottlenecks, and support capacity planning.
• Document architectural decisions with Architectural Decision Records and advise Product Management on technical feasibility, complexity, and risks.
• Support technical planning, resolve blockers, mentor developers, and introduce tools, frameworks, and practices that improve software quality and developer productivity.

Requirements

• Hands-on experience with Java and React.
• Experience with RESTful Web Services, unit testing, and Agile methodologies.
• Good knowledge of SQL, HTML5, and Git.
• Good understanding of object-oriented design principles.
• Fluent English and Polish, both at a minimum B2 level.
• Strong analytical and problem-solving skills with attention to detail.
• Customer-oriented mindset, proactive approach, ownership, and ability to deliver high-quality results on time.
• Excellent communication and collaboration skills, flexibility, and ability to adapt to a fast-changing environment.
• Ability to work as a team player in international and cross-functional teams.

Culture & Benefits

• Internal engineering work across different bank teams and high-priority initiatives without sales targets or utilization pressure.
• Flexible working hours and a hybrid remote/in-person arrangement in Łódź.
• Employee development plans and opportunities to build internal technical expertise.
• Life insurance and integration events.

Hiring process

• Include the provided personal-data consent clause in the application for the current and future recruitment process for six months.
• Confirm that the information and personal data provided are truthful and that the information clause has been read.