Senior Full-stack Engineer (10/847)

Project

You will join a global Data & Insights technology programme focused on modernizing and migrating an existing enterprise reporting and analytics platform from a vendor-based BI solution to a cloud-native architecture on Google Cloud Platform.

The project involves building and evolving large-scale, microservice-based web applications, enabling scalable data access and visualization, and supporting cross-country teams during a significant technology stack transformation.

You will

• Design, develop, test and implement modern full-stack web applications in a cloud environment.
• Work independently and collaboratively as part of a cross-country agile delivery team.
• Support the Data & Insights team in migrating existing reporting solutions from vendor BI technologies to cloud-native platforms.
• Develop backend services using Java and Spring Boot, exposing RESTful APIs
• Contribute to technical designs and implementation decisions within microservice-based architectures
• Participate in code reviews and follow established development standards and best practices
• Mentor junior and mid-level engineers, sharing knowledge to support team growth and technology adoption
• Ensure compliance with IT development methodologies, coding standards and corporate information security policies
• Produce technical documentation aligned with delivery and product owner requirements
• Support CI/CD pipelines and contribute to reliable production deployments

Must have

• 6+ years of professional experience delivering large-scale web applications in full-stack engineering roles
• Strong hands-on experience with Java (Java 17+), Spring / Spring Boot, and RESTful APIs
• Proven experience working with Google Cloud Platform (GCP)
• Experience with microservice-based architectures
• Experience working with relational databases or data platforms such as PostgreSQL, BigQuery, or AlloyDB
• Good experience with Git and source control management systems (e.g. GitHub)
• Understanding of CI/CD concepts and tools, such as Jenkins
• Good communication skills and a natural willingness to share knowledge and explain technical concepts clearly
• Ability to work independently and as part of a distributed team
• Fluent English and Polish

Our offer

• Relocation package (4500 PLN total value), paid in three installments (1500 PLN per month) in case your permanent presence in the office is mandatory, and you need to relocate from another city.
• Benefits: Extended medical care (over 2000 medical facilities in Poland, 80 in Kraków) for you and your family; Multisport Benefit card; life insurance