Senior .NET Developer

Stack

Responsibilities

• ▹Developing client-specific features and extensions for client projects
• ▹Requirements analysis together with the team and clients
• ▹Medium-term: direct client contact for support and feature topics
• ▹Further developing the standard product: new features, refactoring, performance optimization
• ▹Integrating AI services into client workflows (RAG-based search over knowledge bases, AI integration for ticket and task management, intelligent automation of recurring workflows)
• ▹Using modern AI tools ('vibe coding') as a core part of the daily development workflow

Requirements

• ▹Independent, responsible way of working
• ▹Several years of experience in C#/.NET/web development (both .NET Framework 4.8 and current .NET)
• ▹Architectural mindset: able to judge whether a solution holds up long-term, not just implement features
• ▹Solid SQL Server knowledge
• ▹Confident JavaScript skills without dependency on framework magic
• ▹Adequate German language skills for client communication in the DACH region

Soft skills

What we offer

• ▹Competitive salary, gross from EUR 5,000/month (approx. EUR 70,000/year), depending on experience
• ▹Long-standing, mutually supportive team
• ▹Stable product
• ▹Independent, agile small company that is part of a successful Austrian corporate group with 300+ employees
• ▹Flexible working hours
• ▹100% home office after onboarding (onboarding partly on-site in Vöcklabruck)

About the company

Jack Projekt GmbH is a software company based in Vöcklabruck that develops its own SaaS product and is part of an Austrian corporate group with more than 300 employees.