Senior Fullstack Developer

We are looking for a Senior Fullstack Developer to join our team developing the akvisIO product, Kistler’s advanced industrial IoT solution. In this role, you will design, develop, and maintain end-to-end software solutions - from robust .NET backends to intuitive React-based frontends. You’ll play a key role in ensuring system quality, performance, and scalability within an international development environment.

Main Responsibilities:

• Develop fullstack solutions using .NET backend and React frontend technologies, including programming, testing, and bug fixing.

• Design and maintain frontend architecture and the underlying technology stack to meet both functional and non-functional requirements.

• Provide reliable effort estimations, manage technical debt, and promote clean code and best development practices.

• Ensure continuous integration, participate in quality assurance, and collaborate on infrastructure and automation improvements.

• Support deployment activities, ensuring solutions are technically sound and ready for live operation.

• Apply Kistler’s professional software development methodology and contribute to continuous process and product improvement.

• Deliver high-quality software aligned with project objectives and organizational standards.

We are looking for someone with:

Must Have:

• Bachelor’s or Master’s degree in Computer Engineering, Computer Science, or Electrical Engineering.

• 4+ years of experience as a software developer with C#/.NET, preferably .NET Core 6+, ASP.NET Core, and Entity Framework Core.

• Strong skills in React, Sass, WebSocket SignalR, and D3.js for data visualization.

• Experience working with database systems; knowledge of PostgreSQL is a plus.

• Familiarity with microservices and messaging architectures; experience with NATS.IO is an advantage.

• Proficiency with Git and version control best practices.

• Knowledge of software modeling tools and architecture modeling (e.g., UML).

• Excellent written and spoken English communication skills.

• Comfortable working in an international and cross-functional team environment.

Nice to Have:

• Experience with industrial IoT systems and OPC UA.

• Hands-on experience with Docker and containerized development.

• Strong understanding of UI development (JavaScript, ReactJS)

We offer:

The way we work

• Hybrid working model – home office up to 60% a week (based on the agreement with your team lead). We trust that you know how to organize your time to stay productive

• Regular performance review and career growth possibilities

• A dynamic and challenging role in a global company

• Collaborative and supportive team culture

• Close collaboration with business drivers and key users

• Support for ongoing professional development to expand your technical and professional knowledge

Health & Well-being

• Electric stand-up desk and ergonomic chair

• 100% salary reimbursement for 10 days of sick leave

• 25 days of vacation for everybody

Recognition

• Compensation of overtimes

• Compensation of travelling time in case of business trip (extra allowance)

• Flexible Benefit System - starting from 1000€ per year in the Benefit Plus portal - platform with thousands of suppliers of your choice, including Kistler specific offerings

• Attractive referral bonus

• Extra contribution in significant life events – weddings and childbirths, rehousing

• Relocation bonus for employees who are moving because of Kistler (over 100 km)

Career & Development

• Budget for education, certificates, trainings - 500 EUR/year

• Online English & German language courses

• Library, Online Educational Portals: Pluralsight, Safari books, LeanPub, Egghead

• Technology “sharing” groups, Coding Days

Social life

• Team-buildings, Company breakfast, Christmas Party, Grill Party, etc.

• Football table and board games in the office

Extra benefits

• Special offers and discounts (Metro cards, SND, Curaprox etc.)

• Lunch tickets in amount of 6,80 EUR

• Great coffee, tea, fresh fruit

Wage (gross): from 2 700 EUR/month. The salary in the job add is a minimal guaranteed base salary and can be higher - depending on the skills, level, education, professional experience, technological know-how.