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Contractor at SafeBoda - Our team solved severe performance issues, paving the way to 100k+ trips completed per day (with capacity for much more) at 1/5 the server costs.Contractor at Tele2 Nederland - led refactoring efforts on the "network representative", software that controls communication with all network devices in the field. This resulted in several new open-source libraries and greatly increased reliability of the service.Contractor at Strozu - The client had a prototype and a lot of wireframes. Our task was to start from scratch and produce a production-ready ticket-based streaming platform primarily for the theatre business in the Netherlands. We used fastly for CDN and azure streaming services and built a big data processing pipeline in Elixir.Contractor at Wuunder B.V.At Wuunder we helped our customer modernize his IT infrastructure. We focused a lot on improving the end customer experience, and improving the self-service nature of the platform. We also helped solve some technical debt issues that the platform had been suffering with since closely after its inception.

I took the lead on transitioning Jortt from an invoicing program to a fully-fledged bookkeeping solution.

I was involved in all aspects of development at Springest, and worked with a broad range of back-end and front-end technologies.

Contractor at DrinkzOnMe - I built the backend for DrinkzOnMe, a local pre-launch startup.

I was involved with the Jubilee / Northern Line Upgrade Project. I carried out requirements-based design work and contributed to the safety case for the new driverless signalling system being installed for the Tube in London, UK.