Python Developer

Permanent employee, Full-time · Porto, Portugal

Your responsibilities

We’re looking for a Python Developer (F/M/D) with a passion for building robust back-end services to join our team and contribute to the development of our web-based product: the AI-powered CELUS Engineering Platform, which automates the electronics engineering process and significantly reduces development time. The ideal candidate will have a strong background in Python development and a commitment to seamless user experiences. In this role you will:


  • Participate in the development of the back-end web applications and REST APIs, leveraging your existing web development experience.

  • Write efficient, readable, and maintainable Python code, embracing challenging tasks that extend beyond conventional Python API development.

  • Interact with a wide variety of tasks, from building APIs to coming up with clever business logic.

  • Interface and team up with other areas of engineering to solve diverse back-end problems, from third-party integrations to data modelling.

Your profile
  • 3+ years of Python experience, including familiarity with Python web frameworks, preferably FastAPI, pydantic
  • Competence in using pytest and linters to ensure code quality

  • Knowledge of ORM on python and databases, MongoDB and SQL preferred

  • Ability to write highly legible code, using design patterns and generally accepted best practices

  • Knowledge of micro-service architecture is highly advantageous but not essential 

  • Fluent in written and spoken English

  • Agile-mindset and solution driven way of thinking

  • Fluent in written and spoken English
  • Agile-mindset and solution driven way of thinking
We offer:

Shape the future 
Have a direct impact on the electronics industry with our agile and international team.

Feel welcome 
Enjoy our startup atmosphere and get to know the CELUS team at regular team events and our annual company offsite.

Lunch on us
Enjoy meal allowance, with a Coverflex card, which can be used in restaurants, supermarkets, food delivery services within the VISA network.

Stay healthy 

Benefit from Private Health Insurance through the leading health insurance brand in Portugal, ensuring peace of mind for your well-being.

Learn and develop 
Improve your skills with our learning platforms, English/Portuguese language classes, trainings and workshops.

Decide where and when you work 
Enjoy hybrid office environment with home office allowance, flexible working schedule, “workation” program, 24 vacation days plus additional paid Christmas week holiday.

Relocate easily 
Start swiftly and smoothly with our relocation allowance and adaptation program.



About us
CELUS simplifies and accelerates the electronics design process for the global engineering community with it’s AI-powered CELUS Design Platform. 

We are a Munich founded start-up on a mission to unleash scalable engineering by providing a comprehensive library of electronics components and CUBOs, automating all the manual and tedious tasks in the design process, so engineers can spend more time on innovation. 

Join our community of tech enthusiasts and proactive high performers in an amazing journey through the world of electronics. We work with a clear vision, empowered by an ambitious, fast-paced environment and caring atmosphere, where your ideas and contributions are highly valued. We have offices in Munich, Germany; Porto, Portugal; and Austin, Texas, USA.

Embracing diversity is a very important value at CELUS. As an equal opportunity employer, we do not discriminate against any employee or applicant for employment because of disability, race, color, sex, age, national origin, religion, sexual orientation, gender identity and/or expression.
We are looking forward to hearing from you!
Thank you for your interest in CELUS. Please fill out the following short form. Should you have difficulties with the upload of your data, please send an email to career@celus.io
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