Senior Backend Developer (Python)

80% Remote & Frankfurt, Germany

Join our fast-growing SaaS company that’s building cutting-edge tools for strategic and operational workforce planning in the aviation industry. With a strong foothold in the travel, transport, and logistics industries, our company is expanding rapidly — and you can be part of the journey.

We're looking for a Senior Backend Developer to join our collaborative and forward-thinking engineering team. You’ll work closely with software engineers and data scientists to build scalable systems and deliver high-quality solutions.

 

What You’ll Be Working On

  • Data Engineering & Algorithms: Develop robust data processing pipelines using modern frameworks and cloud technologies. Maintain high test coverage and performance standards.
  • System Architecture: Collaborate with the backend and dev-ops teams to design flexible, scalable cloud-native infrastructure.
  • Requirements Engineering: Turn insights from users and consultants into powerful features by integrating feedback directly into the product.

What We’re Looking For

  • Senior experience with Python in a web or data science context
    (Bonus if you’ve worked with Flask, SQLAlchemy, Pandas/Polars, pytest)
  • Curiosity and openness to learn new technologies across the stack
    (e.g. frontend, CI/CD, cloud infrastructure)
  • Degree in Computer Science, Software Engineering, or a related field
  • A strong eye for clean code and intuitive, user-friendly solutions
  • Fluent English is required; German is a plus

Tools & Tech Stack

  • Backend: Modern Python, Pandas, Polars
  • Infrastructure/Cloud: GitLab CI, Kubernetes, Google Cloud Platform
  • Your frontend colleagues use: Ember.js, TypeScript, Glint, ember-data

What You’ll Get

  • Competitive salary: €70,000 – €100,000
  • Remote-first setup: Work from home up to 4 days a week
  • Office space near Frankfurt Main Station with free drinks
  • Flexible hours that fit your lifestyle
  • Developer-centric culture: fewer meetings, more time to code
  • Top-tier Apple hardware and a modern toolchain

Why You’ll Love Working Here

This company thrives on three core values:

  • Practicality over bureaucracy: Quick, collaborative decision-making with minimal hierarchy
  • Life-friendly work style: Enjoy your work and your time off — flexible schedules and remote work are the norm
  • Engineer happiness: Developers are shielded from non-technical distractions so you can focus on building great software

If you want to be part of an innovative team and contribute to the development of groundbreaking solutions, we look forward to hearing from you at careers@weplan.info! 🚀