Sr. Python Engineer


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Posted 4 months ago

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Job Description

Perengo is seeking a motivated individual to join our development team as Sr. Python Engineer.

About Us: 

Perengo is a programmatic job advertising platform. We automate job distribution, measure / analyze performance in real time, and optimize towards our customer’s primary KPIs including cost-per-application and cost-per-hire.

Why Join Perengo? 

- Getting in at this stage means that you get to actually help further mold the company culture and engineering vision 

- Chance to Build Something Revolutionary - The market is ripe for disruption and there's no doubt that whoever cracks the puzzle will win the market. This is also a rare opportunity for you to build a large-scale platform that millions of people are positively impacted by (instead of, say, boring old enterprise software that few people touch!). 

- Quality of the Team - Truly high-performing teams are hard to come by; joining Perengo gives you an opportunity to collaborate with, learn from, and grow together with like-minded, successful tech veterans who have a track record of building great products.

Who we are looking for:


  • Knows and loves the startup world - quick thinking and acting with minimal/no supervision 

  • Able to build enterprise-grade software off of minimal and changing requirements 

  • Self-driven, independent, creative and eager to learn new skills 

  • Aren't happy with good, and build to great

Required Skills:  

  • Excellent and proven knowledge of Python 

  • 3+ of experience writing server-side Python applications: 

  • • Core knowledge of Python standard library and Pythonic conventions (PEP8, etc.) 

  • • Awareness of wider Python ecosystem - 3rd party libraries, tooling, etc. 

  • Experience in deploying and maintaining enterprise-scale python applications in production. 

  • TTD mindset with experience of common python testing frameworks. 

  • Knowledge of options for scaling Python applications for concurrent access and their respective pros and cons (e.g. multithreading, multiprocessing, async frameworks, greenlets, etc.) 

  • 3+ years in a production environment a plus

Optional Skills: 

  • Knowledge of JavaScript/Node.js/React 

  • Knowledge of the following technologies : 

  • Redshift / Postgres / SQL / Sequelize 

  • Docker 

  • Shell scripting 

  • AWS environments 

  • Proficiency in Git, JIRA, and Teamcity are a plus


  • Maintain and enhance large scale API system 

  • Code REST interfaces to support various internal/external requests 

  • Code Python and Node.js based microservices 

  • Code Unit / Integration tests to allow for embedding in Continuous integration service 

  • Drive feature engineering and experimentation to improve the performance of our various algorithms 

  • Evaluate the technical tradeoffs of every decision


We are a remote-first company with existing team-hubs within the following locations: 

- Austria: Vienna 

- Germany: Berlin, Frankfurt, Hamburg, Munich 

- Netherlands: Amsterdam 

- Poland: Warsaw 

- Portugal: Lisbon 

- UK: London 

- Spain: Barcelona, Madrid

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