Staff Engineer - Java/AWS

We’re on a mission to help millions of users make smarter buying decisions by continuously improving how they find, compare, and evaluate products. We do this by delivering accurate product data, intuitive sorting, and real-time information at scale. We, the Offer List Services team, are seeking a Staff Engineer to help shape the future of idealo's offer list backend. This is an exciting opportunity to join us and make a significant impact! 

In our cloud-native environment, we utilize Java, MongoDB, and Kafka to process large volumes of data in near real-time. Our systems aggregate and deliver critical information – such as pricing, sorting, and metadata – through Kafka topics and APIs to idealo's customer-facing platforms. We look forward to complementing the team! 

About your new role  

• Lead the design of scalable, maintainable system architectures aligned with idealo’s business goals and contribute to long-term technology planning of the team. 

• Still hands-on: Develop software systems in microservices architectures using, always ensuring performance, security, and high technical quality. 

• Explore and introduce new technologies and methodologies to drive innovation and continuously improve development, the CI/CD pipelines, monitoring, and alerting processes of the team. 

• Support the growth of less experienced engineers through mentorship, code reviews, and promoting a culture of knowledge sharing. 

• Work closely with product managers and other stakeholders to align technical solutions with business needs and coordinate across teams. 

• Manage technical risks, ensure high-quality implementation, and maintain thorough technical documentation. 

• Lead technical projects in the team and across the whole product area. 

Skills & Requirements  

Tech Skills  

• You have profound experience in software or systems development in cloud-based environments (AWS). 

• You possess deep technical expertise and know industry standards in microservices architectures using Java 17+ and the Spring ecosystem (Boot, Cloud, Data). 

• Proficiency with event-driven architectures and technologies such as Kafka, MongoDB, and other NoSQL databases. 

• Hands-on experience with containerization and orchestration tools such as Docker and Kubernetes. 

• Familiarity with CI/CD pipelines, serverless technologies, and Lambda functions. 

• Solid understanding of security standards and best practices, including encryption, automated testing, authentication, and security assessments. 

Leadership & Mentoring Skills 

• You have a strong track record in leading complex technical projects, shaping standards, and driving strategic decisions – even without a formal leadership role. 

• You are skilled in identifying bottlenecks and optimizing systems for performance, scalability, and reliability. 

• You build consensus in technical discussions and guide teams toward practical solutions. 

• You communicate clearly with both technical and non-technical stakeholders. 

• You share knowledge, support peers, and contribute to a culture of learning and inclusion.