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Clera

Backend Engineer (Mid-Level)

Berlin

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hirly's read of this role

Role family
Engineering
Seniority
Mid level
Stated salary
€80,000 – €120,000 per year
Country
DE
Work mode
On-site / unstated
First seen by hirly
4 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

About the Role

Join a core infrastructure team at an energy technology company building software for dynamic electricity plans. You will develop backend systems for billing, energy-market communications, and accounting, helping make these services reliable and scalable.

What You'll Do

Design backend systems that address complex billing and energy-service requirements.

Build and scale core services that support dynamic electricity plans and reliable billing.

Develop and maintain backend data access and service logic.

Contribute hands-on to production code and ship improvements with ownership.

Help raise the quality and maintainability of core infrastructure.

What We're Looking For

At least 3 years of experience building reliable backend infrastructure.

Proficiency with TypeScript and Node.js, including asynchronous programming.

Experience with PostgreSQL and ORM-based data access.

Experience building backend services with Next.js, including API routes or server components.

Familiarity with distributed-systems concepts and scalable, maintainable service design.

Experience integrating Stripe payments and billing flows.

Strong computer science fundamentals through a degree or equivalent practical experience, plus evidence of exceptional technical work.

Broad application-building experience and a hands-on record of recent production coding and shipping.

Fluent German at C1 level or higher, with strong written and verbal communication skills.

Compensation & Benefits

Annual salary range: €80,000 to €120,000. Visa sponsorship is available.

Location

On-site, five days per week in Berlin, Germany.

Original posting on Clera's site ↗

Listed on hirly, a job board. hirly is not the employer: Clera is hiring for this role.

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