Tim Sielemann

Tim Sielemann is a Senior Staff Engineer at Haiilo, where responsibilities include leading an intranet tribe towards technical excellence and transitioning from monolithic architecture to a DDD microservice cloud architecture. Tim has extensive experience in fullstack development, having previously mentored team members while developing the Haiilos intranet application. Prior to Haiilo, Tim worked as a Working Student at Mondula GmbH, assisting with the integration of financial systems for a FinTech startup, and served as a Usability Engineer at HAW Hamburg, conducting usability tests on web applications. Early career roles at Serrala included implementing payment media conversion solutions, coupled with education in Applied Computer Science, culminating in a Bachelor's degree from Hamburg University of Applied Sciences.