Call for Papers

We’re still looking for speakers to share their Kotlin expertise at Belgium’s first Kotlin conference! Whether you’re a seasoned speaker or considering your first talk, we’d love to hear from you.

Important Dates

  • CFP Opens: March 1, 2025
  • CFP Closes: May 31, 2025
  • Speaker Notifications: June 1, 2025
  • Conference Date: September 19, 2025

What We’re Looking For

  • Technical deep-dives into Kotlin features
  • Real-world case studies and experiences
  • Kotlin for Android development
  • Server-side Kotlin applications
  • Kotlin for cross-platform development
  • Testing strategies
  • Architecture and design patterns

Session Format

  • Regular Talk (45-60 minutes)

Speaker Benefits

Selected speakers will receive free admission to the conference.

Confirmed Speakers

Meet the experts who will be sharing their knowledge at KTConf 2025!

Duncan McGregor

Duncan McGregor

Google Developer Expert


Functional Programming - It's About Time

Duncan has been a professional software developer for over 30 years now. He was lucky enough to be an early adopter of Object Oriented programming, which was the gateway drug to patterns and Extreme Programming, and more recently functional programming in Kotlin. These days he still writes code for a living, coauthored Java to Kotlin: A Refactoring Guidebook, is a Google Developer Expert, and publishes a weekly YouTube video on Kotlin.

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Simon Vergauwen

Simon Vergauwen

JetBrains Developer Advocate


To Be Announced

Simon Vergauwen is a JetBrains Developer Advocate and one of the core maintainers of Arrow Kt, a popular functional programming library for Kotlin. With a passion for type-safe, declarative programming, Simon has been instrumental in developing Arrow’s core features and promoting functional programming patterns in the Kotlin ecosystem.

He regularly speaks at conferences about functional programming concepts and how they can be applied in real-world Kotlin applications to improve code quality and reduce bugs.

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