About

Work Experience

• Software Engineer, Vidos

  Sep, 2023 - Present

  Verifiable credentials service provider building developer tools for accepting and using credentials such as digital driving licenses (mDoc) and personal identity documents (PID).

  • Build product features across React and Node.js for developer-facing identity tooling.

  • Work on systems where interoperability, correctness, and trust are critical.

  • Help ship practical solutions for working with verifiable credentials and digital identity flows.

• Software Engineer, Mailchain

  May, 2022 - Present

  Web3 messaging platform for sending and receiving messages between blockchain addresses without exposing private keys or personal information.

  • Built product features in TypeScript across frontend and backend systems for secure cross-protocol messaging.

  • Worked on privacy- and security-sensitive communication flows in a web3 product.

  • Contributed to shipping user-facing features quickly while keeping implementation practical and reliable.

• Software Engineer, H4

  Oct, 2019 - Nov, 20212 years 1 month

  Worked in a self-sufficient team responsible for a highly performant and extensible web-based WYSIWYG editor used across the platform for document viewing and editing.

  • Built and maintained editor capabilities in TypeScript and React for complex document workflows.

  • Collaborated across teams on shared platform features and cross-team improvements.

  • Focused on performance, extensibility, and product quality in a document editing domain.

• Senior Software Engineer, Netcetera

  Jan, 2019 - Oct, 20199 months

  Led development of an Android SDK for fraud detection and secure online payments, including cryptographic algorithms, transaction encryption, and certification against a strict external specification.

  • Led delivery of a security-critical SDK used to gather fraud-relevant data and protect payment transactions.

  • Implemented cryptography-related functionality and specification-driven payment security flows.

  • Drove the certification process required by the specification provider.

• Mobile Application Developer, Netcetera

  May, 2016 - Jan, 20192 years 8 months

  Worked on mobile banking products, contactless payments, and mentoring for mobile development projects.

  • Developed a white-label Android banking app integrated with more than 50 Swiss banks and their custom requirements.

  • Built a mobile payments solution that digitized payment cards for contactless phone payments inside the banking app.

  • Mentored Android and iOS interns building apps that visualized crowdsourced environmental data for pulse.eco.

Projects Experience

• Coin Gift

  - Present

  Bitcoin gifting app that lets senders create shareable secret codes and recipients claim funds to any Lightning wallet.

  • Built with React, TypeScript, Hono, and Bun in a monorepo setup.

  • Uses hold invoices, encrypted preimage handling, and Nostr Wallet Connect for secure Lightning flows.

  • Designed to make Bitcoin onboarding simple while keeping payment release logic practical and safety-conscious.

• Shared Secret Encrypt

  - Present

  Browser-based proof of concept for encrypting secrets and recovering them through threshold cryptography.

  • Built a React and TypeScript app using Web Crypto API, AES-GCM, and Shamir's Secret Sharing.

  • Focused on secure, understandable UX for splitting and recovering sensitive information.

  • Relevant to work involving applied cryptography, trust, and practical security tradeoffs.

Skills

Education