Senior Backend Developer (m/f/d)

Permanent employee, Full-time · LIZ Smart Office GmbH - Berlin

Über die Stelle

LIZ is seeking skilled and motivated individuals who are excited to grow and manage an early stage SaaS Startup.
Together we are on the path of creating a successful and thrilling business. This is your opportunity as a working student (up to 20 hours/week) to disrupt common work systems and make a meaningful impact on the future of New Work strategies and Smart Office concepts.


At LIZ we know: Every office can be transformed into a smart office. Whether with or without sensors, we are building software based solutions that make flexible office concepts such as desk sharing and workspaces possible. Our Desk-Booking Software plus Management Tool add new and innovative values to any company and their workforce. 
Together we are disrupting work!

Your mission

If you want to take part in shaping the future of digital offices then please read on:
We at LIZ are looking for an open-minded senior backend developer to join our fun-going multinational team. Our tech stack includes: Python, PHP, MQTT, GraphQL, MongoDB, PostgreSQL, Microservices, Single Sign-On, AWS, Redis, Tickstack, InfluxDB, fun atmosphere … and more. Your key areas will be:

  • You create and maintain many critical API services, know how to keep users authenticated across multiple services, and enjoy your free time confident that all his work is well tested and monitored.

  • You have good experience with messaging systems such as RabbitMQ

  • You have a "You build it, you run it" mentality and a reliable knowledge of your toolchain (Git, Docker, CI/CD)

  • You can run a docker container in cloud infrastructure such as AWS

  • As an agile Backend Developer you are actively involved in the optimization of our agile processes

Your profile
  • Strong understanding of programming principles and standards

  • Lot’s of success and failures with our core tech stack: GraphQL, PostgreSQL, Express.js, OIDC auth protocol

  • Hungry for new knowledge and innovation

  • Experience in an agile development environment

  • Strong problem solving and communication skills

  • You are not afraid to fail

  • Pro-actively taking lead on projects as needed

  • Ability to work independently or within a group

  • Ideas sharing mindset and risk appetite

Why us?
  • We believe in high standards paired with fun and entrepreneurial/visionary thinking 

  • Flat hierarchies, highly valued work environment and transparent culture 

  • Take responsibility and become an inspiring member of our smart, cross-cultural and amazing team

  • Competitive pay 

  • Modern open space office with excellent coffee, beverages, fruits and snacks 

  • Regular team events 

  • Company Pension Scheme 

  • Home Office and remote options 


We are a Startup backed by the corporate Waldmann Group and have been successfully working in cooperation with Bridgemaker. Together we developed a stable and innovative company right before our series A fundings. 
With our future- and solution-oriented approach, we were able to win innovative startups as well as large enterprises as customers in the global market. 
We thrive on high performance and see ourselves as office pioneers! 

Become part of the team and create your career. 
We look forward to receiving your CV. 

About us
LIZ Smart Office GmbH is a Software as a Service provider. We are convinced that every office can become smart with just a few steps! Whether with or without sensors, we offer solutions for everyone who wants to make more out of their office.
With our software it is possible to collect, analyze, compare and correlate data. Regardless of the building structure, it is possible to make every office more flexible, to optimize the use of space and, in some cases, to save enormous costs.We at LIZ are convinced that every office is capable of making its efficiency and effectiveness both more sustainable and more future-oriented!
Your application!
Thank you for your interest in LIZ Smart Office GmbH. Please fill out the following short form. If you have difficulties with the upload of your data, please contact us by email to info@liz.solutions.
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