Senior Backend Engineer (m/f/d) - BI App - 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:
- Develop and maintain BI backend services using NodeJS and TypeScript
- Design and operate scalable data integrations with Google BigQuery and the data platform
- Build and optimize high-traffic APIs with low latency and high availability
- Collaborate with product, data scientists, analysts and frontend engineers to deliver recommendation and sorting logic
- Drive architecture decisions, evaluate new technologies and mentor less experienced engineers
- Ensure code quality, testing and observability (logging, monitoring, alerting)

Requirements:
- 5+ years backend development experience
- Strong, recent experience with TypeScript and backend frameworks
- Proficiency with SQL and/or NoSQL databases and data modeling for analytic workloads
- Experience building scalable APIs and maintaining production services
- Good analytical and problem-solving skills; comfortable in an agile, English-speaking environment
- Ability to translate business needs into robust technical solutions and improve existing systems
- Nice to have: Elasticsearch, deep BigQuery experience, Datadog, frontend experience (React/Vue), cloud (AWS)

Responsibilities

Develop and maintain smart BI solutions using NodeJS and TypeScript while managing large data volumes in Google BigQuery. Collaborate with cross-functional teams to build high-traffic APIs and optimize recommendation and sorting algorithms.

Requirements

Requires at least 5 years of backend development experience with recent practical knowledge of TypeScript. Proficiency in SQL or No-SQL databases and a strong ability to write efficient, maintainable code are essential.

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
• Elasticsearch — in 48 other listings on The Stack
• Datadog
• React
• VueJs
• AWS
• Agile methodologies
• Backend development
• Problem-solving
• Analytical skills

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 Senior Backend Engineer (m/f/d) - BI App - 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, Elasticsearch, Datadog, React, VueJs, AWS, Agile methodologies, Backend development, Problem-solving, Analytical skills.