Senior Backend Engineer (f/m/x)
Senior Backend Engineer (f/m/x)
Posted on :
11-06-2025
Employer Active
1 Vacancy
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Job Description
Your mission
As a Senior Backend Engineer youll be instrumental in designing and scaling the systems that power our Ad-Tech platform including high-throughput tracking pipelines. Youll work alongside data scientists product specialists and frontend developers to drive measurable impact across millions of daily user interactions.
- Architect and build high-scale backend systems to power real-time decision-making ad delivery and performance tracking.
- Design efficient APIs and services that serve internal teams and external partners with low-latency and high reliability REST and GraphQL included.
- Work on data-intensive components including event processing attribution tracking and campaign performance monitoring.
- Ensure high performance under load applying profiling caching strategies and horizontal scaling to keep systems fast and reliable.
- Integrate with third-party platforms including MMPs and analytics tools using RESTful APIs
- Contribute to containerized deployments and observability using Docker Kubernetes and modern monitoring stacks.
- Mentor and guide engineers through complex technical challenges architecture reviews and clean scalable design.
- Collaborate cross-functionally with product and data teams to deliver features that directly influence campaign effectiveness and advertiser ROI.
Your profile
- 5 years of backend engineering experience with at least 2 in a high-volume data-rich environment (Ad-Tech preferred).
- Strong Python expertise with production experience in FastAPI Flask or similar frameworks.
- Deep understanding of API design and backend system integration. Familiarity with both REST and GraphQL.
- Experience with distributed systems queues (e.g. Kafka RabbitMQ) and event-driven architectures.
- Strong performance tuning and scaling skills especially in latency-sensitive systems.
- Experience with Docker and Kubernetes and a solid grasp of cloud infrastructure and container orchestration.
- Ad-Tech familiarity: Experience with ad serving logic tracking systems fraud prevention or real-time bidding is a significant plus.
- Analytical mindset: You think in systems solve problems holistically and love optimizing for scale and efficiency.
- Strong communicator: Comfortable working across disciplines and articulating complex technical concepts in a business-aware context.
Why us
- Work Life BalanceWe value rest and work life balance we offer you 30 days of paid vacation days
- Commuter BenefitsWe provide you with public transportation tickets
- Professional DevelopmentWe support you in deepening your skills and provide you an annual education budget of 1.500
- WorkationCombine Vacation with work: we offer annual workation opportunities
- Gym membership - WellpassWith Wellpass you can use more than 7000 Spas/ Gyms/ etc. in Germany
- CateringWe offer monthly team lunches daily fruits and vegetables and every beverage you could wish for
- FlexibilityBenefit from flexible working hours and working from home
- Corporate BenefitsBenefit from exclusive discounts for big brands&platforms
- DiversityWe are an international team of talented people with different cultural backgrounds
- Fun and GamesWe have a big socializing area to make room for having relaxing activities within the working day
- Desk SetupWherever you work we will provide you with your workspace utensils
Please note: this is not a remote only position we offer you a flexible hybrid model here in Hamburg Germany - working from home on Mondays & Fridays coming to the office on Tuesday Wednesday & Thursday!
Employment Type
Full Time
Key Skills
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