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Backend Developer (m/f/x)

Cyber Insight GmbH · Leipzig

On-siteSeniorPosted 4 Sept 2026

What this role requires

3 requirements, read out of the advert rather than guessed from the job title:

Also mentioned, not required: RabbitMQ, Google Cloud, Docker, CI/CD, English (B2). Worth having, but their absence is not what gets a CV filtered out.

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Job description

Are you looking for a young startup with a lot of creative freedom and do you want to be part of a young and very good IT/development team? Then you've come to the right place and we look forward to meeting you.

Cyber Insight is revolutionizing IT security and data protection. We enable companies to independently assess their individual risks with the help of AI and provide users with concrete instructions on how to improve their risk profile.

The team currently consists of three experienced founders and a young team of developers.

Tasks

Develop scalable, secure, and reliable back-end systems

Read the full description (22 more sections)

Implement APIs and microservices

Integrate databases and other external systems with the backend system

Develop automated tests to ensure code quality and stability

Monitor and analyze system performance and troubleshoot problems

Requirements

Qualifications

Excellent knowledge of Python and FastAPI

Strong experience developing scalable backend systems, APIs, and distributed architectures

Deep knowledge of SQL databases, especially PostgreSQL, including data modeling and query optimization

Experience with RabbitMQ and asynchronous/event-driven architectures

Experience with Google Cloud, Docker, CI/CD, and automated testing

Strong understanding of backend architecture, performance, reliability, and maintainable software design

You work independently, take ownership, and are comfortable questioning existing approaches

You enjoy working in a fast-growing and evolving company

Benefits

Competitive salary

Excellent working conditions and flexible working hours

Flexible mix of home office and office work (Leipzig center)

Use of state-of-the-art technology with creative freedom

Proximity to research

Chances for professional development

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