Patrik

Pharmacovigilance company. Responsible for development in F# and migrating large applications from on-premises to Azure architecture. Built AI chat-backed data transformation products using OpenAI, F#, Dotnet, Azure, and Bicep.

Prop-tech company. Implemented microservices for visitor parking, infrastructure as code for the system stack, and event-driven architecture. Used Rust, Tokio, Axum, NATS, Pulumi, Helm, Kubernetes, and GitOps for deployments on AWS.

Golf & gaming company. Added game mode statistics and refactored backend to modern Scala 3 serverless ZIO stack. Rewrote game session authentication, QR scanning, JWT handling, and improved legacy code. Used Scala 3, ZIO, Redis, Aurora/MySQL, Kinesis, Fargate.

Worked on digital transformation and new features (Swish integration, autogiro, E-faktura). Led implementation of billing and financial reconciliation. Used event sourcing, Asp.Net, F#, Fable, Functional Programming, and SQL Server.

Neobank. Developed microservices for push notifications, PEP checks, marketing communications, customer integrations, internationalization, and core product. Used Scala, Elixir, Kafka, Cats, microservices, event sourcing, Google Cloud.

Online coaching for elite powerlifters (Sweden & internationally). Provided programming, injury prevention, and goal setting.

Online TV company. Connected British network operator and rewrote internal program/airing metadata system. Used Scala, SBT, S3, and Scrum.

Travel search engine. Wrote integration adapters for travel brokers. Used Scala, SBT, Play.

Media & tech company. Developed and maintained message processing, ad configuration, traffic control, and statistics systems. All Scala platform, integrations via Spray and Camel, AWS, SBT, Git.

Online skill-gaming site. Responsible for backend development, payment provider integrations, and customer support for payment resolution. Used Java, MySQL, Memcached, Scrum, Subversion.

Mobile platform for train staff ticketing. Developed server functions and user provisioning. Used Mobile, Java, C#, CI, TDD, XP, Subversion.

Logistics client/server solution integrating with SAP. Developed plugins for new business platforms and adapted implementations for new clients. Used Java, C/C++, Swing, RMI, SAP IDoc, Visual SourceSafe.

Worked on CMS/Portal system development and upgrades. Used Java, J2EE, MS SQL Server, Web frontend.