Senior Back-End Developer (f/m/x)

Hybrid • Mannheim, Germany • Full time

Description

WTF is INF? INF eG is a sustainable employee-owned cooperative in the technology industry that focuses on innovative software solutions. We spare ourselves the HR buzzword bingo, because we are different anyway. As a cooperative, we want to create a new narrative regarding what companies and entrepreneurship can be all about. Aiming for BCorp certification and a common good balance reporting our goal is to show that sustainability and economic success can be achieved without compromise. To unlock this level we are looking for passionate and talented humans. We believe that holistic sustainability includes the participation, empowerment and co-determination of all employees, so every employee can become a member and therefore owner of INF. If you are inspired to support us on our mission to level up how businesses operate, we would love to hear from you!

As a full-stack developer, you will collaborate closely with our CTO and Co-Founder, Tim, and the development team to transform our product rightflow into a polished, user-friendly SaaS solution.

Your daily business

  • Plan, architect, and develop complex features across both front-end and back-end domains.

  • Implement front-end components based on mockups, ensuring accurate visual and functional execution.

  • Collaborate with team members to design and optimize efficient Node.js-based backend services.

  • Integrate and manage SQL databases (e.g., Postgres) to ensure reliable data storage and retrieval.

  • Utilize Git for version control, ensuring maintainable and traceable code development.

  • Write and maintain tests to ensure code quality, reliability, and timely debugging.

We provide feedback One-on-Ones, sprint reviews and more to foster your personal growth

Requirements

  • Over 5 years of hands-on experience crafting engaging and efficient front-end solutions, primarily in B2B environments.

  • Proficiency in TypeScript for both frontend and backend development.

  • Strong hands-on experience with React (ideally Next.js) on the front end.Solid understanding of Node.js frameworks for server-side logic.

  • Experience working with Postgres or other SQL databases.

  • Effective problem-solving skills and attention to detail in both frontend and backend work.

  • Familiarity with Git workflows and best practices.

Benefits

  • 💯 A team of experienced, talented and empathetic start-up founders who strive for sustainable growth.

  • 💪 A culture of accountability, honesty, personal and professional growth.

  • 💡 Opportunity to acquire cooperative shares and thus become the owner of your own employer, full voting rights at the General Assembly, direct profit sharing and participation in a solidary and cooperative community.

  • 🌴 Participation in the INF Summer Retreat, an annual joint workation together with your partner and children.

  • 🌍 Flexible working hours and locations. You work when you feel most productive.

  • ⚡️And many other benefits that you can develop with us to become the most attractive employer and best place to work.

Join INF eG and dive into the dynamic world of software development. Innovate, learn, and make an impact with us!

We look forward to your application!

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Company Information

Official Company Name: INF

Legal Form: eG (eingetragene Genossenschaft)

Address: Julius-Hatry-Straße 1, 68163 Mannheim

Represented by: Tim Glockner, Leonard Luthe and Jascha Quintern (Executive Board)

Advisory Board: Sascha Ulbrich

Audit Association: DEGP Deutsch-Europäischer Genossenschafts- u. Prüfungsverband e.V.


Register Entry

Register Court: Mannheim

Register Number: GnR 700167


VAT ID

VAT Identification Number: DE366856360

Tax Number: 38107/03275


Responsible for Content (According to § 55 Abs. 2 RStV):

INF eG

Julius-Hatry-Straße 1, 68163 Mannheim


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