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Viktor Rudebeck

Lead Software Engineer at Leyra in Stockholm.
Enthusiastic about functional programming and Scala.

Reach me by email or find me on GitHub and LinkedIn.

Projects

I'm active in the Nushell and Typelevel Scala ecosystems.

Nushell

I'm an author and active maintainer of the following projects.

nu-shiki is a script to generate images of terminal commands.

Scala

I'm an author and active maintainer of the following projects.

aws-regions is a micro library for working with AWS regions.
ciris is a functional library for composable configuration loading.
fs2-kafka is a functional Kafka client based on the fs2 library.
http4s-aws is a library for signed AWS API requests for http4s.
http4s-karapace is an http4s client for the Karapace schema registry.
spies is a functional Memcached client based on cats-effect.
vulcan is a library for functional Apache Avro codecs.

I'm also an active maintainer of the following projects.

http4s-grpc is a pure Scala gRPC implementation based on http4s.

Posts

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2025-12-15 A Scala Alternative to AWS SDK for Java
2025-11-24 Unlocking the Gym with Apple Shortcuts
2025-11-03 Static Sites without Static Site Generators
2025-10-13 Generating Images of Nushell Commands

Talks

2018-12-13 Ciris: Functional Configurations
2018-05-23 Replacing Akka Actors with Cats Effect and FS2
2017-06-03 Refined Types for Validated Configurations