supervisor_account momox SE
room Berlin, Germany
stars Intermediate
translate English
Agile Methodologies
Team Leadership

Team Lead / Lead Software Engineer (m/f/d) - Python at momox SE


  • Several years of experience in developing software, ideally with Python and JavaScript, as well as MySQL/Mongo DB databases
  • Ideally, you have worked with one of the front-end technologies React, Angular, VueJS or Backbone
  • First management experience with an agile leadership style, ideally with employee responsibility
  • Know-how of Docker and Kubernetes, experience with Cloud Services (GCP, AWS) and continuous delivery
  • Experience with agile methods like Scrum or Kanban
  • Comprehensive experience in the conception and implementation of agile and scalable software architecture (Domain Driven Design, UML)
  • Excellent communication and team skills, as well as fluent English skills
  • Training or study in the IT field (e.g. IT specialist, or comparable knowledge)

Scope of Work

  • Professional and disciplinary leadership of a group of up to 10 developers
  • Further development of the technical vision and strategy
  • Promotion of a self-organized and independent way of working in the product teams
  • Support of the product teams in the conception of the software architecture (team-internal, across teams)
  • Optimization and further development of our CI and CD processes
  • Drive new topics forward and support in critical projects


  • Exciting tasks and challenges in the center of Berlin
  • Use 10% of your time for your passion projects: One day of a 14-day sprint is yours! Personal development, your own projects or learning new technologies – it’s up to you!
  • Work in an agile environment (Scrum) with flat hierarchies
  • Be part of a motivated, open-minded team and bring in new impulses
  • We support you in creating open-source projects
  • Grow with space and budget for your professional development
  • Enjoy a good work-life-balance with flexible working hours
  • Prefer a MacBook or a Lenovo Thinkpad? Get your preferred hardware and Bose noise-canceling headphones
  • Benefit from a discounted public transport ticket, shopping vouchers for our shop, yoga, and workout sessions, team events etc.
  • Work in the best conditions with perks like an open space office, height-adjustable desks, table football, PS5, free snacks, fruit, drinks, coffee, etc.
  • Join a company with a sustainable business model – “We give used goods a new home”

10% day

1 day of a 14-day sprint is yours!  You can use it for your own projects, your personal development or to learn new technologies. 

Flexible working hours

Whether you are an early bird or a night owl, you decide when you want to start work. The only thing that is important is that you are here at 10 am for the daily standup to exchange and coordinate with the team.

Individual work environment

Design your ergonomic workspace with height-adjustable desks and the laptop of your choice (MacBook or ThinkPad). We use the latest technology and you even get your own Bose noise cancelling headphones.

1/2 day off on your birthday

On your birthday you get half a day off. Come later, leave earlier or just take another half day of your vacation budget to have the whole day off. Additionally you get half a day off on 24.12. and 31.12.

Open work environment

A bright office with flat hierarchies and open doors. We are a motivated team that is open to new impulses. Bring in your ideas and put them into practice! In our break rooms you will not only find peace and quiet, but also action with kicker, PS4 and Xbox.

Reduced ticket for the public transport

Save money with the momox company ticket of the Berlin S-Bahn.


We love second hand and integrate our sustainable business idea with simple methods into everyday office life through sustainable consumables, double-sided printing, energy-saving mode on equipment, waste separation, etc.

Team events

We celebrate with the whole team: summer, Christmas, Halloween, successes, monthly breakfasts and movie nights etc.


momox is only as good as you. That's why you will find room and budget for your individual professional development with language classes, internal training, conferences, (online) courses and more.

Sport and fitness offers

A personal trainer comes every week to keep us fit or you can join our running group. A shower is provided for cooling down afterwards. Otherwise you can find your favourite sport with Gympass. The mobile massage visits us every 2 weeks.

Company discounts

As a momox employee you profit from extra discounts at medimops or one of our numerous partners.

We value diverse teams for many reasons and are happy to welcome you, independent from your nationality, ethnic origin, gender, religion, disability, age or sexual orientation. What matters to us is that you are passionate, talented, willing to learn and want to grow with us.

Applicant Location Requirements

in  Berlin (Germany).

About momox SE

momox is the leading online re-commerce provider for books, CDs, DVDs/ Blu-rays, games and clothing in Europe. We offer a fast and easy way for people to sell and purchase pre-owned consumer goods. Based in Berlin, we have launched our online trade-in service and the momox app for iOS and android where consumers in Germany, Austria, France, Belgium and United Kingdom can sell their stuff at fixed prices. The momox app is by far the easiest way to sell books and media items that you have no use for anymore. Simply scan the barcodes with the app, see the current price we offer and sell. We sell all products at second hand prices through our own online shops (books and media) and (clothing) in Germany as well as in France. In addition, the articles are also sold worldwide via the large marketplaces. Today momox is the biggest vendor for used goods on amazon and eBay in Germany, and the biggest vendor on amazon worldwide. Founded in 2004 as Germany’s first re-commerce platform for pre-owned items, we have grown to more than 2.200 employees at four locations with our headquarter in Berlin. Up until now, momox has purchased more than 200 mio consumer goods. Imprint: