Andrew Nissen is a Staff Software Engineer with 13 years of full‑stack experience, currently building collaborative care solutions at Mirah and previously shaping platform and ad tech at Unity, ironSource, and Tapjoy. He moves comfortably between JavaScript frontends and Ruby/Golang backends, has co‑founded an indie game studio that shipped an award‑winning iOS title, and contributed to fast‑growing open source projects like Meteor. Known for shipping small, focused products (eg. Sagacity and the Keybase‑backed Keyblog) he blends product-minded engineering with a passion for teaching others to code. Based in Greater Boston, he pairs startup grit with enterprise-scale delivery and a taste for secure, verifiable publishing and lightweight web tooling.
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