Backend Engineer (m/f/d) - Recommendation - onsite in Hamburg or Berlin at ABOUT YOU SE & Co. KG

✨ The Stack take on this ABOUT YOU SE & Co. KG job

• 🏢 ABOUT YOU SE & Co. KG has 62 jobs here, 42 with visa sponsorship see all
• 🛂 Visa: EU Blue Card. Minimum salary: €50,700 a year guide
• 💡 No salary shown. Ask ABOUT YOU SE & Co. KG if it is above the minimum.

Updated 2026-11-05, from our data and official sources.

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About the role

Responsibilities:
- Build next-generation recommendation backend services in Node.js/TypeScript.
- Implement and maintain high-performance APIs with low latency for production traffic.
- Integrate and query large datasets via BigQuery and align with BI/data platform deliverables.
- Collaborate with engineers, data scientists and product owners to ship features and improve recommendation quality.
- Contribute to architecture, code quality, observability and performance tuning.
- Explore and adopt new technologies, especially in ML and generative AI, to improve product outcomes.

Requirements:
- 2+ years experience building scalable backend APIs (Node.js, Python or Go) and working in an agile English-speaking environment.
- Practical experience with a typed language (TypeScript) and solid SQL/NoSQL knowledge.
- Strong coding standards: write efficient, maintainable code and keep quality high.
- Good analytical and problem-solving skills; willingness to take end-to-end ownership of services.
- Nice to have: Elasticsearch/OpenSearch, dbt, MPP warehouses (BigQuery/Redshift), Datadog, cloud (AWS/GCP), orchestration (Dagster/Airflow), distributed processing, ML/LLM experience.

Responsibilities

You will develop next-generation recommendation engines using NodeJS and TypeScript while managing large data volumes in Google BigQuery. You will also collaborate with data scientists and engineers to build high-traffic APIs and integrate them with business intelligence systems.

Requirements

The role requires 2+ years of experience in building scalable APIs and practical knowledge of typed programming languages like TypeScript. Candidates should also possess solid skills in SQL or No-SQL databases and a strong ability to write efficient, maintainable code.

Key skills

• NodeJS — in 24 other listings on The Stack
• TypeScript — in 467 other listings on The Stack
• Google BigQuery — in 16 other listings on The Stack
• SQL — in 545 other listings on The Stack
• No-SQL — in 11 other listings on The Stack
• API Development — in 126 other listings on The Stack
• Data Modeling — in 184 other listings on The Stack
• Machine Learning — in 291 other listings on The Stack
• Generative AI
• Elasticsearch
• OpenSearch
• dbt
• Datadog
• AWS
• GCP
• Distributed data processing

On The Stack (as of 2026-11-05)

• ABOUT YOU SE & Co. KG has 61 other listings on The Stack, 41 of them marked as offering visa sponsorship.
• 166 visa-sponsored jobs in Germany on The Stack, posted in the last 60 days.
• 68 visa-sponsored backend engineer jobs in Europe on The Stack, posted in the last 60 days.

Frequently asked questions about ABOUT YOU SE & Co. KG

Is this Backend Engineer (m/f/d) - Recommendation - onsite in Hamburg or Berlin role still open?

It was posted on 2026-04-02. Listings more than 30 days old may no longer be active, so check ABOUT YOU SE & Co. KG's site before applying.

Does ABOUT YOU SE & Co. KG offer visa sponsorship?

This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on ABOUT YOU SE & Co. KG's site.

Where is this role located?

The listing gives the location as Hamburg, Germany. It is marked on-site.

What skills does this role ask for?

The listing names: NodeJS, TypeScript, Google BigQuery, SQL, No-SQL, API Development, Data Modeling, Machine Learning, Generative AI, Elasticsearch, OpenSearch, dbt, Datadog, AWS, GCP, Distributed data processing.