Staff Engineer (m|f|d) - CRM Tech

Team CRM Tech is responsible for delivering the technical infrastructure that enables idealo's CRM campaigns. We build and maintain systems that handle identity resolution, subscriptions, data flows, and message delivery, while ensuring GDPR compliance and supporting personalized user experiences. Data Engineers and Software Engineers collaborate closely to build end-to-end solutions that connect data pipelines, APIs, and user interactions.

We are currently looking for a Staff Engineer with strong expertise in both data and backend engineering . This role requires a deep understanding of data architecture, warehousing, ETL processes, but also event-driven design . You will shape how CRM Tech structures, processes, and exposes data across multiple systems and domains. At the same time, our subdomains such as Subscription Management and Messaging demand strong software engineering skills , focusing on service reliability, distributed system design, and integration with customer-facing products. This is a unique opportunity to drive the ongoing improvement of our team’s core data products and support idealo’s retention strategy with a focus on reliability and scalability.

Our systems are built on a modern, event-driven architecture using Kafka and microservices written in Java as well as serverless architecture . We rely on AWS, using tools like Redshift , Glue and S3 for data processing and storage, and manage our infrastructure through AWS CDK in TypeScript . We own the full lifecycle of our services – from data ingestion and transformation to activation in CRM campaigns.

Join us and help us make CRM campaigns a first-class product at idealo.

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.

At idealo you can expect

• You need vacation? We offer you 30 days of vacation. Not enough? You can "buy" an additional 15 days every year by converting your salary and it's seen as a positive thing.
• 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 excellent free lunch, 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.
• 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!
• You don't live in Germany yet? We support you in the visa process and with your relocation.
• 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.

Aboutidealo

idealo is a Berlin success story: in 2000 we started out with the mission of helping consumers make the best purchasing decisions. Today, with ~2.5 million visits per day, ~50,000 shops, and more than ~500 million product offers, we are one of the most popular German e-commerce websites and one of the leading European shopping and comparison platforms. We are active as a price comparison platform in six countries (Austria, France, Germany, Great Britain, Italy, and Spain). We are located in the heart of Berlin and offer a unique idealo spirit. Your ideas are the driving force that moves our business forward. Not only our product portfolio is diverse, but also the people who work on it. We want you just as you are! Origin, religion, gender, sexual orientation, or a degree of disability are irrelevant. If you are passionate about improving the world of online shopping alongside ~700 idealos from ~60 nations, we are happy to receive your application!

Information for applicants with severe disabilities: As an applicant with a severe disability, you can get advice from our Representative Body for Severely Disabled People (SBV) during the application process. Please inform us regarding this topic.

For the inclusion of people with disabilities, our office is accessible without steps. When you start with us, we will see what else is needed!

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