johnsonsu.com - session

Past experience

Staff Software Engineer @ Grindr

Sep 2021 - Oct 2023Permanent Full-time

  • Led full-stack web application development from design and prototyping to production scaling and provisioning.
  • Built an engineering team from the ground up through candidate screening, interviews, mentoring, and knowledge sharing.
  • Supported Marketing, Privacy, and Customer Support teams through consultation and domain expertise.

Senior Software Engineer @ Coinsquare

Jul 2019 - Oct 2020Toronto, Canada

  • Delivered full-stack blockchain and stablecoin development initiatives.
  • Launched BTC, ETH, and Canadian Dollar stablecoin flows on the Stellar blockchain.
  • Implemented secure transaction signing and broadcast services, plus SEP-based Stellar asset integrations with partners.
  • Owned anchor integration UX for StellarX and XCM.com on/off-ramp experiences.