Senior Backend Engineer (m/f/d)

Almetra; Berlin; On-site; EUR 70,000 - 90,000; Full time

Benefits offered by this job

Stock options

Urban Sports club

Quarterly team retreats

Job summary

Almetra in Berlin is seeking an experienced backend engineer to build robust, scalable systems end-to-end. You’ll work across data pipelines, APIs, and infrastructure to ensure the platform runs efficiently as we grow.

The role requires 5-7 years of backend experience, Python proficiency, SQL/PostgreSQL expertise, and experience with REST APIs and AWS. You will own features, optimize performance, and collaborate with AI, frontend, and product teams.

Qualifications

• 5-7 years of production backend experience.
• Python is a must; additional languages are a plus.
• Strong SQL and data modelling with PostgreSQL.
• Experience with REST APIs and cloud environments (AWS preferred).

Responsibilities

• Develop and maintain backend features and APIs for core platform.
• Improve database performance and real-time data processing.
• Debug, profile, and optimize code to reduce latency.
• Collaborate with AI, frontend and product teams to integrate capabilities.
• Contribute to architectural decisions and evolve backend stack.

Skills

Python

Go

C++

Java

SQL

PostgreSQL

REST APIs

AWS

Ownership

Startup mindset

Tools

Kubernetes

Terraform

Ansible

Job description

We’re looking for a backend engineer who thrives in fast-moving environments and enjoys building robust systems end-to-end. You’ll work across data pipelines, APIs and infrastructure, ensuring our platform runs efficiently and scales cleanly as we grow.

Your role

• Develop and maintain backend features and APIs for our core platform
• Improve database performance, reliability and real-time data processing
• Debug, profile and optimise code to keep latency low and systems stable
• Collaborate with AI, frontend and product teams to integrate new capabilities
• Contribute to architectural decisions and shape the evolution of our backend stack

You are

• 5-7 years’ experience building production-grade backends (Python is a must; additional experience in Go, C++, or Java is valuable)
• Solid in SQL and data modelling (PostgreSQL or similar)
• Experienced with REST APIs and cloud environments (AWS preferred)
• Comfortable working independently and taking ownership of a problem
• Startup mindset — quick to ship, focused on quality, allergic to bureaucracy

Nice to have

• Linux debugging and performance tuning
• Familiarity with orchestration (Kubernetes, Terraform, Ansible)
• Experience with data pipelines or analytical databases
• Interest in edge/cloud hybrid architectures

Why this role matters

You’ll help shape how data moves through our system — building fast, reliable infrastructure that powers every customer interaction.

What We Offer

Employee Share Options Program for all permanent employees*
An increasing benefits list: currently includes Urban Sports club and quarterly team retreats.
Be on the forefront in defining what artificial intelligence means in manufacturing
Gain hands‑on experience in working in an AI-first software company
Supportive and inclusive culture that values diversity and promotes the advancement of underrepresented groups within the company
Collaborate with a diverse (currently more than 10 nationalities) and talented team, working on cutting‑edge projects with real‑world impact
Network with professionals and leaders in the field, opening doors to potential future career opportunities
We have a very flat hierarchy, open 360° feedback, and flexible working hours
Ethics: We are committed to developing ethical AI software

Don’t meet all the requirements?

Almetra is committed to creating a workplace that is diverse, fair, and inclusive. We encourage candidates from all backgrounds, even if they do not meet every qualification, to submit their application. We firmly believe that having a team with diverse perspectives only strengthens our company and drives innovation. Our commitment also extends to providing an accessible environment for everyone, including those with disabilities. Please let us know if you require any accommodations during the application process or while working with us, and we will do our best to support you.

• Only full-time, permanent roles are eligible for stock options. Part‑time roles, contract roles, work‑student, internships and freelance roles are not eligible for stock options.

Compensation Range: €70K - €90K