Staff Engineer (m|w|d)

Reliable data, resilient services and scalable architectures are at the heart of every CRM interaction at idealo. As a Staff Engineer, you'll shape the technical foundation behind identity management, subscriptions, messaging and customer data, helping build a platform that supports personalized user experiences at scale.

This role combines backend engineering, data engineering and architectural leadership. You'll influence how data flows across systems, how services communicate through event-driven architectures, and how technical decisions support idealo's long-term CRM strategy. Working closely with Software Engineers, Data Engineers and Product Managers, you'll help define technical direction across multiple domains.

You'll work with Java, Spring Boot, Kafka and AWS services including Redshift, Glue and S3 in a modern cloud-native architecture. From data ingestion and transformation to customer-facing activation, you'll help build reliable systems that teams across idealo depend on every day. When new CRM capabilities go live, you'll see the direct impact of your work in millions of customer interactions.

The position is available in full or part-time.

About your new role

• Define and evolve the technical architecture for CRM Tech, ensuring scalable, reliable and maintainable systems that support idealo's long-term business goals.

• Stay hands-on by designing and developing cloud-native microservices, event-driven applications and backend services with a strong focus on performance, security and operational excellence.

• Shape the evolution of our data platform by improving data architecture, ETL processes, data warehousing, event flows and integrations across multiple systems and domains.

• Lead technical initiatives within the team and across the wider product area, working closely with Product Managers and engineering teams to align technical solutions with business needs.

• Drive continuous improvements across software development, CI/CD pipelines, observability, monitoring and engineering practices while evaluating new technologies where they add measurable value.

• Mentor engineers through technical guidance, architecture discussions and code reviews, fostering a collaborative engineering culture focused on sustainable technical excellence.

Skills & Requirements

• You bring extensive experience building cloud-native software systems on AWS and designing distributed, event-driven architectures using Java 17+, Spring Boot, Kafka and modern backend technologies.

• You have deep expertise in data architecture, data warehousing, ETL processes and data integration, combined with hands-on experience working with technologies such as Redshift, Glue, S3 and MongoDB or other NoSQL databases.

• You are experienced with containerization and orchestration technologies including Docker and Kubernetes, and are familiar with serverless architectures, AWS Lambda and modern CI/CD practices.

• You have a strong understanding of software quality, security and reliability, including authentication, encryption, automated testing and secure software development practices.

• You have a proven track record of leading complex technical initiatives, influencing architectural decisions and aligning engineering work across teams without formal people management responsibility.

• You take ownership and independently drive topics forward. The confidence to speak up and challenge ideas constructively, paired with openness to diverse perspectives.

At idealo you can expect

• You want to further your education? We take your personal development goals seriously and, in addition to our idealo Learning Hub, eLearning offerings (e.g., Udemy), coaching & mediation, we also offer you the opportunity to benefit individually from additional learning and development budget.

• And what about the office? Our office in the heart of Berlin offers free organic breakfast, excellent free lunch (vegan and vegetarian), as well as free coffee, lemonades and after-work beer, in addition to the "standard foosball". It also has a fabulous rooftop terrace with view of the whole of berlin where you can network with colleagues from our group of companies.

• In need of additional support in any areas of your life? We offer free counseling and support in all areas of life (professional, private, family, health, etc.) in cooperation with the pme-Familienservice.

• You want full flexibility on your way to work and beyond? No problem with a job bike or Deutschlandticket - and it's environmentally friendly, too!

• Want to keep yourself fit? We offer many different fitness and sports options, such as an Urban Sports or Gympass membership, to suit your personal needs.

• And what else is there? Of course, success must be celebrated! In addition to team events, you can also expect big company events and other moments of organized connection with others in the company and your team throughout the year!

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