Silvio Schmidt
Senior Product Engineer Hamburg, Germany · silvio.schmidt@posteo.net · linkedin.com/in/silvio-schmidt
Profile
Section titled “Profile”Product engineer, 10+ years across e-commerce, HR tech, advertising, and regulated multi-tenant platforms — plus one B2B SaaS product built and run solo since 2020. Owns features end to end, from theming and multi-tenant architecture to GraphQL platforms and full product ownership across architecture, security, and analytics. M.Sc. Electrical Engineering (KIT); moved into web by proving fast ramp-up on an unfamiliar stack.
Experience
Section titled “Experience”Senior Frontend Engineer — Whiskey Tango Foxtrot GmbH · Aug 2023 – Present · Hamburg (Remote)
- Built interactive
Next.jsapps for lottery/insurance clients (scratch cards, in-game guidance) and multi-tenant CMS architectures. - Designed a multi-brand monorepo platform with
Turborepo, cutting new-brand rollout from months to ~a week and new product forms from weeks to 1–2 days. → Deep dive: multi-tenant monorepo - Drove the company’s
Astrowebsite, applying my Loopy Demos migration experience. → Deep dive: building Loopy Demos
Frontend Engineer — Shopify · Jan 2022 – Aug 2023 · Remote
- Built B2B/B2C checkout flow features (theming, multi-tenant setups); wrote RFCs and steered a feature team’s technical direction.
Senior Frontend Engineer — NEW WORK SE (XING) · Jan 2018 – Dec 2021 · Hamburg
- Helped migrate registration/login from
PerltoReactand overhauled the settings app (GraphQL-aggregated) across a 60+ app platform. → Deep dive: platform work at XING
Frontend Developer — Jung von Matt · May 2017 – Dec 2017 · Hamburg
- Delivered frontend work across concurrent client projects (BMW, Kia, Mont Blanc).
Frontend Developer — minubo · Oct 2015 – Apr 2017 · Hamburg
- Joined with an EE/CS background and no web experience; proposed and delivered a 3-month trial that converted to a full-time offer. → Deep dive: breaking into web
Skills
Section titled “Skills”TypeScript React Next.js Astro SolidJS Node.js GraphQL
Education
Section titled “Education”M.Sc. Electrical Engineering and Computer Science — Karlsruhe Institute of Technology (KIT) · 2013 – 2015 Focus: Biomedical Engineering, Signal and Image Processing.
Thesis: automatic object localization and segmentation on 3D transesophageal echocardiography images, using machine learning and probabilistic methods in Python.
Featured Project
Section titled “Featured Project”Founder, Product Engineer & Operator — Loopy Demos · 2020 – Present
- An interactive demo platform for guitar/bass gear manufacturers — built and operated solo since 2020, full stack from architecture to analytics.
- Migrated the live site single-handedly from
Gatsby + React + Styled ComponentstoAstro + SolidJS + Tailwind— by hand, no AI assistance. → Deep dive - Built a fully themeable embed widget that clients drop into their own product pages with no visual seam.
- Paying clients include Orange Amplification, MXR, JHS Pedals, and a roster of smaller boutique brands.