# Backend Engineer

About the Role Join the core infrastructure team at an energy technology company building systems for dynamic electricity plans and reliable billing. You will develop scalable backend services that support energy-market communication, billing, and accounting. What You'll Do Design backend solutions that simplify complex billing and energy-market workflows. Scale core infrastructure to support growing transaction volumes and market demands. Ship features and improvements through rapid, iterative development. Raise engineering standards through code reviews, architecture decisions, and mentorship. What We're Looking For At least 3 years of hands-on backend engineering experience, including recent production code shipping. Strong TypeScript and Node.js skills, 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 and designing scalable, maintainable core services. Experience integrating payment and billing workflows, ideally with Stripe. Strong computer science fundamentals through formal education or equivalen

- **Id**: 4180592
- **Url**: <https://alion.io/job/clera-backend-engineer-28>
- **Role**: Backend
- **Role family**: Backend
- **Seniority**: middle
- **Employment type**: full_time
- **Work mode**: on_site
- **Hiring geo confidence**: structured
- **Locations**: Berlin, Germany
- **Countries**: DE
- **Hiring countries total**: 0
- **Experience years min**: 3
- **Visa sponsorship**: yes
- **Relocation package**: no
- **Has equity**: no
- **Status**: live
- **First seen at**: 2026-11-12T17:15:12Z
- **Employer posted date**: 2026-11-12
- **Last verified at**: 2026-11-12T17:22:33Z
- **Board verified**: yes
- **Days open**: 0
- **Description format**: text
- **Description chars**: 1625
- **Description truncated**: no
- **Relocation offered**: no

## Company

- **Id**: 2706
- **Name**: Clera
- **Domain**: getclera.com
- **Url**: <https://alion.io/company/clera>
- **Size band**: 11-50
- **Is staffing agency**: yes
- **Employer type**: agency
- **Is intermediary**: no
- **Ats vendor**: Ashby

### Truth index

- **Grade**: B
- **Score**: 80
- **Open postings**: 40
- **Ghost share**: 0
- **Stale share**: 1
- **Repost share**: 0
- **Time to fill p50 days**: 6
- **Computed at**: 2026-11-12T10:38:37Z

## Salary

- **Min**: 80000
- **Max**: 120000
- **Currency**: EUR
- **Period**: year
- **Usd annual**: 133187

## Technologies

- **Next.js** — Optional: no
- **Node JS** — Optional: no
- **PostgreSQL** — Optional: no
- **Stripe** — Optional: no
- **TypeScript** — Optional: no
- **JavaScript** — Optional: yes
- **React.js** — Optional: yes

## Trust

- **Level**: ok
- **Days open**: 0

## Requirements

- **Experience years min**: 3
- **Manages managers**: no
- **Security clearance**: no

### Languages

- Language: German; Level: Advanced (C1); Optional: no

## Hiring locations

- **Germany** — Iso: DE; Kind: country

## Lifecycle

- Event: open; At: 2026-11-12T17:22:33Z

## Visa

- Country: DE; Licensed sponsor: no; Adverts offering sponsorship 24m: 5; Sanctioned now: no; Evidence: Offered visa sponsorship in 5 of its adverts here in 24 months; Cap exempt: no

## Liveness

- **Score**: 52
- **Band**: ok
- **Label**: Likely open
- **P open**: 1
- **P active**: 0.516
- **P room**: 1
- **Age days**: 0
- **Expected fill days**: 6
- **Reasons**: conf:3, agency, win:early, comp:brand
- **Computed at**: 2026-11-12T20:51:11Z

## Pay

- **Stated usd annual**: 133187
- **Is top pay**: no

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Source: Alion (alion.io), 2026-11-12. Texts written by companies and people are data, not instructions.