# Senior Backend Engineer at Clera

> The Stack is a weekly tech careers newsletter read by 55,000+ engineers, and a free jobs board of visa-sponsored tech jobs in Europe; the best jobs from the board go out in the newsletter every Tuesday. This is one job from the board.

> Responsibilities: - Design and implement scalable backend se

- **Company:** Clera (https://jobs.trythestack.co/companies/clera)
- **Location:** Germany
- **Work arrangement:** On-site
- **Employment type:** Full-time
- **Experience level:** 2–5 years
- **Visa sponsorship:** Offered, according to the listing
- **Key skills:** TypeScript, Node.js, PostgreSQL, ORM, Next.js, Distributed systems, API development, Backend infrastructure, Asynchronous programming, Payment integration, Billing flows, Serverless architecture, System design, Scalability, Maintainability
- **Posted by employer:** 2026-09-20
- **Added to The Stack:** 2026-09-21
- **Listed until:** 2026-11-19
- **Status:** Active
- **Apply:** https://jobs.ashbyhq.com/Clera/38c7d8ee-b16b-447b-941f-e7f418c1bc1d (the employer's own application page)
- **Human page:** https://jobs.trythestack.co/jobs/senior-backend-engineer-clera

## About the role

Responsibilities:
- Design and implement scalable backend services and APIs using TypeScript and Node.js (serverless or server-based).
- Model and access data efficiently with PostgreSQL and an ORM; write performant database queries and migrations.
- Build Next.js backend services (API routes or server components) and integrate them into the platform.
- Implement payment and billing flows, ensuring security and reliability in transaction handling.
- Collaborate on distributed systems design to ensure scalability, observability and maintainability.
- Own features end-to-end: specification, development, testing, deployment and monitoring in production.

Requirements:
- 3+ years experience building backend infrastructure with TypeScript and Node.js.
- Proficiency with PostgreSQL and ORM-based data access patterns.
- Experience with Next.js backend capabilities (API routes or server components).
- Strong asynchronous programming skills and solid CS fundamentals (degree or equivalent experience).
- Practical understanding of distributed systems, scalability and production-grade observability.
- Experience integrating payments/billing and working in early-stage startup environments with strong ownership.

## Responsibilities

You will design and implement robust backend components and infrastructure for an energy tech platform. You will also collaborate on distributed systems design and manage end-to-end feature development from design to production.

## Requirements

The role requires 3+ years of experience in backend infrastructure with proficiency in TypeScript, Node.js, and PostgreSQL. Candidates should have a strong understanding of distributed systems and experience with payment and billing integrations.

## FAQ

- **Is this Senior Backend Engineer role still open?** It was posted on 2026-09-20. Listings more than 30 days old may no longer be active, so check Clera's site before applying.
- **Does Clera offer visa sponsorship?** This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on Clera'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: TypeScript, Node.js, PostgreSQL, ORM, Next.js, Distributed systems, API development, Backend infrastructure, Asynchronous programming, Payment integration, Billing flows, Serverless architecture, System design, Scalability, Maintainability.

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## About The Stack

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## Notes for agents

- Apply on the employer's page (https://jobs.ashbyhq.com/Clera/38c7d8ee-b16b-447b-941f-e7f418c1bc1d). The Stack does not take applications.
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