Mid/Senior Backend Engineer (Node.js, TypeScript) (m/f/x) at reisetopia GmbH

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• 🏢 This is reisetopia GmbH's only job here right now
• 🛂 Visa: EU Blue Card. Minimum salary: €50,700 a year guide
• 💡 No salary shown. Ask reisetopia GmbH if it is above the minimum.

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

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About the role

Responsibilities:
- Design, implement, and maintain scalable backend services and REST/GraphQL APIs using Node.js and TypeScript.
- Build and maintain integrations with partners and third-party services (travel/hotel suppliers, payments, CRM).
- Design and optimise relational and NoSQL data models (SQL + MongoDB) for performance, integrity and reliability.
- Explore and integrate AI/LLM capabilities to add automation and intelligent features to the product.
- Contribute to architecture decisions, system design, and long-term scalability strategies.
- Ensure code quality via testing (unit/integration), code reviews, documentation and CI practices.
- Mentor junior engineers, share best practices, and drive continuous process improvements.

Requirements:
- 4+ years professional software engineering experience, with ≥3 years using TypeScript and Node.js in production.
- Strong SQL skills and practical experience with NoSQL (MongoDB); good data modelling experience.
- Proven experience building APIs and managing external integrations.
- Familiarity with testing frameworks and tooling (e.g., Jest, Selenium, Cypress) and CI/CD workflows.
- Solid understanding of software architecture, performance, security and maintainability.
- Good communication and collaboration skills; willingness to relocate to Berlin (visa/relocation support available).

Responsibilities

Design and maintain scalable backend services and APIs using Node.js and TypeScript to power customer journeys and partner integrations. Integrate AI capabilities and optimize relational data models to enhance product innovation and system reliability.

Requirements

Requires 4+ years of professional software development experience, with at least 3 years specializing in TypeScript and Node.js. Must have strong proficiency in SQL/NoSQL databases and experience with API integration and testing tools like Jest.

Key skills

• Node.js — in 172 other listings on The Stack
• TypeScript — in 467 other listings on The Stack
• SQL — in 545 other listings on The Stack
• MongoDB — in 57 other listings on The Stack
• API Design — in 192 other listings on The Stack
• Express — in 10 other listings on The Stack
• Jest — in 13 other listings on The Stack
• Selenium — in 16 other listings on The Stack
• Cypress
• Software Architecture
• LLM Integration
• Reactjs
• Nextjs
• Backend Development
• Code Review
• Mentorship

Relocation terms mentioned in this listing

• relocation support

Quoted from the listing's text; confirm the details with reisetopia GmbH.

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

• This is reisetopia GmbH's only listing on The Stack.
• 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 reisetopia GmbH

Is this Mid/Senior Backend Engineer (Node.js, TypeScript) (m/f/x) role still open?

It was posted on 2026-07-17. Listings more than 30 days old may no longer be active, so check reisetopia GmbH's site before applying.

Does reisetopia GmbH offer visa sponsorship?

This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on reisetopia GmbH's site.

Where is this role located?

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

What skills does this role ask for?

The listing names: Node.js, TypeScript, SQL, MongoDB, API Design, Express, Jest, Selenium, Cypress, Software Architecture, LLM Integration, Reactjs, Nextjs, Backend Development, Code Review, Mentorship.