Junior/Medior Software Engineer

You'll primarily work on back-end development - writing and maintaining integrations with external ticketing APIs - with room to grow into the core platform over time. If you're into full-stack, we use Angular and welcome the involvement.

What You'll Work With

• .NET, C#, Entity Framework Core, Azure, Azure SQL
• External REST/API integrations
• AI-assisted development tools (Copilot, Cursor, Claude) - this is part of how we work, not optional

Do you have experience in iOS?, * Solid grasp of software design principles and testing practices

• Comfortable with (or genuinely eager to adopt) AI coding assistants
• Fast learner with a curious mind - you enjoy figuring things out and get genuinely excited by new challenges
• Strong English; Dutch is a plus
• Based in the Amsterdam/North-Holland region - hybrid role, no visa sponsorship

We hire on attitude and aptitude. Formal credentials are secondary to what you can do and how you approach problems.

Nice to Have

• Flutter experience (we have an externally maintained Flutter app)
• Mobile development familiarity (app store pipelines, deep linking, iOS/Android)
• Docker, Kubernetes, or PostgreSQL

What We Offer

• Office in the A'DAM Tower - genuinely one of Amsterdam's best workspaces
• Hybrid: part in-office, part remote
• Meaningful work from day one, with a clear path into the core platform
• Mentorship from a very experienced engineer
• Temporary contract with prospect of permanent, based on performance

If you're excited about building cool stuff and want to be part of a startup making its mark on the entertainment industry - we'd love to hear from you.

Job Types: Full-time, Contract Contract length: 7 months

Pay: €2.800,00 - €4.500,00 per month

Ticketkeeper is a ticket wallet startup on a mission to revolutionize the way tickets are fulfilled - connecting fans seamlessly to festivals, concerts, and sports events through deep integrations with ticketing providers across the industry. We're a small, growing team building that infrastructure, and we're looking for a developer to help us scale it.