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Senior Backend Engineer (m/f/x)

Berlin
Full-time
Permanent employee

Your mission

  • You will develop our AWS back-end architecture,
  • You will implement efficient Lambdas using various frameworks,
  • You will introduce modern testing strategies (unit, integration, E2E tests),
  • You will optimize performance and scalability (PostgreSQL, DynamoDB caching),
  • You will ensure and further develop professional development and documentation standards with the team (Poetry, GitHub Actions, Confluence),
  • You will maintain the interface between our products, the account system, and the desktop software,
  • You will work closely with front-end developers, AI engineers, QA engineers, product managers, and UX/UI designers,
  • You are accustomed to working in an agile environment and contribute to a collaborative team culture.

Your profile

  • Min. 5 years of experience in back-end development with Python,
  • Extensive experience in TypeScript / JavaScript, Boto3 or similar technologies,
  • Secure application of frameworks like FastAPI, Django, Flask or similar,
  • Solid experience with databases such as PostgreSQL, SQL, DynamoDB, ORM or similar,
  • Comprehensive knowledge of AWS (Lambdas, S3 or other services) or other cloud platforms (e.g. Azure, GCP) with a willingness to immerse yourself in AWS,
  • Practical experience with GitHub Actions and Dependency Management (Poetry, UV, PIP or similar),
  • Experience in test automation and agile development (Scrum/Kanban),
  • Knowledge in the area of software performance and scalability as well as in the implementation of design patterns,
  • A high degree of initiative, communication skills, assertiveness and confident interaction within the team.
You do not have to match our job profile 100%. What is more important is that you fit in with us as a company, and that you have a desire to contribute your ideas and develop as a professional.

Why us?

Your Benefits:
  • Modern office near Berlin central station
  • Hybrid working/ Home Office
  • Plenty of room for initiative and personal development
  • Subsidy for Urban Sports membership, BVG ticket, Deutschlandticket, or B-Card
  • Participation in Corporate Benefits Program & WeRoad Discounts
  • Fruit, Veggies & drinks for free
  • VERBI fridge and granola bar
  • Monthly VERBI Breakfast & Lunch as well as after-work events
  • Team events and company parties
  • Big kitchen, balcony and rooftop terrace
  • Onboarding program & VERBI buddy
  • But most of all: exciting tasks and an open ear for new, creative ideas and approaches!

About us

The Demo Daten GmbH is a fictional company created by Personio to familiarize our customers with our software.