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Senior Fullstack Developer (m/f/d)

casavi GmbH

casavi GmbH

Software Engineering
Berlin, Germany · Munich, Germany · Frankfurt, Germany
Posted on Sep 30, 2025
Your mission
  • You are part of one of our cross-functional product teams, developing software that improves our customers' daily productivity
  • You plan, architect & develop applications within our tech stack, which includes Node.js, Rest API, MySQL, MongoDB, Kubernetes, Docker, Git/GitLab, Nest.js, React, Redux, Material UI, all using JavaScript/TypeScript running on AWS
  • You work closely with Product Owners, Designers & the team’s Scrum Master to create high quality features that delight our customers
  • You collaborate closely with fellow developers to build lasting, scalable, highly available, and reliable technical solutions, ensuring the overall excellence of our software platform
  • You think outside the box and bring your ideas to improve our product or increase our developer experience to the table
Your profile
  • You feel equally at home in the backend as well as on the frontend and bring your experience to bear in both areas, whether it's complex architectures or the design of single-page applications, with backend being your main strength
  • You know the ins & outs of Node.js, JavaScript / TypeScript, React & Redux and ideally also Nest.js
  • You are a power user of AI-based tools (ideally, have experience with GitHub Copilot) and you know how to boost your productivity with them safely and responsibly
  • You have working experience with building cloud applications on AWS
  • You write well-structured, efficient and maintainable code and actively keep the quality of the code base in check
  • You have excellent analytical & problem-solving skills and a solution-oriented & KPI-driven working style
  • You are a strong communicator, your English is at a very good level (>C1) and you live in Germany
Why us?
  • An ambitious and friendly team that prefers to work with agile methods - as evidenced by our Kununu score of 4.6
  • Flexible & hybrid working time models
  • 60 days per year workation in the EU & 2 days social leave
  • Regular company events
  • Daycare allowance & company pension scheme
  • Corporate benefits
  • Discounted membership of EGYM Wellpass & sports offers
  • Diverse development opportunities
You want to be part of our success story?
Are you a team player looking for an opportunity to grow in an international and agile environment? Then join our team! Apply now and tell our Recruiting Manager Anna why you are the right person for this position. We look forward to receiving your application with your CV, earliest possible starting date and salary expectations. Please send your application documents in German or English.


Fancy a comprehensive look behind the scenes at casavi? Follow us on Instagram @casavipeople and find out what team life at casavi is like.
About us
casavi is a growing PropTech company based in Munich, Germany. Since 2015, our software has enabled more than 1600 property management and housing companies in German-speaking countries to digitalise their daily processes by automating workflows. More than 100 employees work every day to optimise our product and accelerate casavi's growth. Our cloud solution connects property management companies, housing companies, tenants, owners and service providers in one central system. Functions such as intelligent process management, a customer portal with an app, integrated partner solutions and our service provider platform relay ensure more efficient processes, better communication and a noticeable reduction in workload. With the rapid development of technology and the emergence of AI, we are changing the way property managers simplify their daily work and offer their customers a better experience. To achieve this ambitious goal, we are looking for talented and motivated people to join our intercultural and diverse team with their expertise.