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Full-Stack Software Developer

Fairmas GmbH
Berlin-Schöneberg

Jetzt bewerben

Details zur Stelle

Vollzeit
4.000 € – 5.000 € pro Monat

Leistungen

Firmenevents
Kostenfreies oder vergünstigtes Deutschland-Ticket

Qualifikationen

Informatik
React
Relationale Datenbanken
C#
Git
.NET
Datenbanken
PostgreSQL
Softwareentwicklung
APIs
Künstliche Intelligenz
TypeScript

Vollständige Stellenbeschreibung

Fairmas GmbH www.fairmas.com

Fairmas is a Berlin-based hotel software company, turning numbers into clarity since 2003. With a team of around 80 passionate hoteliers, IT experts, and creative minds, we support more than 18,000 users in 5,500+ hotels worldwide with smart, web-based financial planning and reporting solutions.

What sets us apart? Great service, real industry know-how, and an open, respectful team culture. We value transparency, teamwork, and a healthy work-life balance—because motivated people build great products. At Fairmas, every idea counts and helps shape what’s next.

Full-Stack Software Developer

(all genders)

Tasks

AI-AUGMENTED ENGINEERING
Leverage AI-powered development tools and workflows to accelerate delivery while maintaining high standards for code quality, security, testing, maintainability, and system architecture.

FULL-STACK DEVELOPMENT
Design, build, and maintain modern web applications across frontend and backend systems.

FRONTEND ENGINEERING
Develop user-facing applications using React, TypeScript, and modern component-based architectures.

BACKEND ENGINEERING
Build and evolve backend services and APIs using .NET/C# within a distributed systems landscape.

DATA MANAGEMENT
Work with relational databases, ideally with strong experience in PostgreSQL.

INFRASTRUCTURE & RELIABILITY
Contribute to scalable, resilient, and highly available systems. Experience with PostgreSQL clustering technologies (e.g., Patroni) and infrastructure setups is a plus.

CODE QUALITY & PROBLEM SOLVING
Analyze, debug, review, and improve both existing and AI-generated code to ensure reliability, maintainability, and performance.

OWNERSHIP & DELIVERY
Take end-to-end responsibility for delivering and maintaining solutions, proactively identifying issues, asking effective questions, and driving work forward independently.

ENGINEERING EXCELLENCE
Apply clean code principles, automated testing practices, version control with Git, and modern software development workflows.

PRODUCT DEVELOPMENT
Collaborate closely with stakeholders to understand user needs and translate them into valuable product capabilities.

TEAM COLLABORATION
Participate actively in logical, architectural, and technical discussions while sharing knowledge to support a high-performing engineering team.

CONTINUOUS IMPROVEMENT
Contribute to ongoing learning, experimentation, and process improvement within an experienced, product-focused engineering organization.

Requirements

FOUNDATION
Practical software development experience beyond university coursework, e.g. through internships, working student positions, freelance work, open-source contributions, research, or personal projects.

OWNERSHIP
Comfortable taking responsibility for your code and the features you build.

AI MINDSET
Effective practitioner of AI-assisted development, balancing rapid iteration through AI tools with disciplined engineering decision-making.

STACK
Hands-on experience with React, TypeScript, .NET, and relational databases, or equivalent experience with comparable technologies.

TOOLING
Familiar with modern development tools, workflows, and engineering practices.

EXECUTION
Comfortable turning requirements into working, tested, and refined solutions.

QUALITY
Passion for clean, maintainable, and scalable software.

COLLABORATION
Team player who enjoys exchanging ideas, giving and receiving feedback, and building solutions together.

What we offer

BALANCE
No weekend work, no shifts, no overtime.

APPRECIATION
Fair pay and a safe working environment.

FLEXIBILITY
Work remotely or from our modern Berlin office – whichever suits you best.

UNDERSTANDING
Many of us come from the hotel industry ourselves.

PURPOSE
Help hotels around the world stay economically successful.

SUSTAINABILITY
Our offices are eco-friendly and perfectly connected.

MOBILITY
We subsidize your Deutschlandticket.

GROWTH
Through team events and personal development, we support what makes you unique.

How to apply

Not sure you meet every requirement yet? That’s okay—we’re excited about motivated students who want to learn and grow. If this sounds like you, send your CV to [email protected]
and let us know your earliest possible start date. Applicants must be legally authorized to work full-time in Germany

Questions? We are happy to help at +49 30 322 940 5 20

Facts

Number of employees

Category

Employee

Location

Germany, Berlin, Schöneberg

Area of responsibility

IT, IT support, Software development

Start date (earliest)

Earliest possible

Start date (latest)

01.08.2026

Full/Part-time

Full-Time

Remuneration

EUR 4-5K per month gross

Remote work

Partially possible

Working language and expected level

English ( Fluent in speech and writing )

Homepage

https://www.fairmas.com

Social media links

Requirements

Qualification

Completed vocational training or a university degree

Field of study

Engineering, Computer science

Contact

Contact person

HR Fairmas

Contact email

[email protected]

Contact phone number

030322940520

Apply

Application deadline

31.07.2026

Application documents

CV including current location

By email

[email protected]

Jetzt bewerben

Erweiterte Suche

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