Senior Software Back-End Engineer

Branchspace works with major travel brands, including airlines, to design and deliver world-class digital applications. They have significant experience providing digital innovation and consulting services to travel brands and tech vendors. The main engineering centre is in Krakow, Poland.

• Strong experience with Java, Spring Boot, and RESTful APIs.
• Proven track record designing and building scalable applications and distributed systems.
• Experience with MongoDB and integrating complex business systems such as payments, reservations, customer profiles, content management, or data processing platforms.
• Hands-on experience with cloud platforms, CI/CD pipelines, and containerization technologies.
• Strong understanding of web security, application resilience, monitoring, and operational best practices.
• Experience mentoring engineers, conducting code reviews, and influencing technical decisions.

Nice to have:

• Experience with QA and testing approaches.
• Familiarity with Kubernetes.

Technical Leadership & Architecture:

• Design scalable backend systems and contribute to architectural decisions across services, APIs, and cloud infrastructure.

Hands-On Engineering & Delivery:

• Develop, review, and maintain high-quality software while owning backend solution delivery from design through production.

Operational Excellence:

• Improve system reliability, performance, and security through proactive monitoring, troubleshooting, incident response, and continuous improvement.

Engineering Excellence, Testing & Quality:

• Drive high engineering standards via automated testing strategies (unit, integration, end-to-end testing), CI/CD practices, and code quality gates.

Product Collaboration:

• Partner with Product and UX teams to refine requirements, define technical solutions, and contribute to the technology roadmap.

Mentorship & Innovation:

• Support growth of fellow engineers through guidance and knowledge sharing, and evaluate emerging technologies and AI-assisted development practices.