Tallence AG2026
Multi-tenant SaaS platform with a free AWS Compliance Check as the lead magnet — full-stack MVP shipped in one month, serverless, around 100 USD/month in baseline cost.
T-Systems International GmbH2022–2025
Group-wide AWS governance platform spanning over 2,000 accounts across 40 AWS Organizations — 37% cost reduction and account provisioning cut from three business days to 15 minutes.
Deutsche Telekom AG (Product Innovation)2020–2021
Public launch of Deutsche Telekom's cloud gaming product at Gamescom 2020 — MVP in six months, 100 titles, more than 200 concurrent sessions and around 40 ms glass-to-glass latency.
Deutsche Telekom AG2015–2016
First industry-wide Proof of Concept for inter-operator eSIM profile provisioning — demonstrated at GSMA London, laying groundwork for SGP.21 and commercial eSIM rollouts from 2017 onwards.
