Do Health is a mobile-first, preventative health product built by a small, autonomous team within Voy. We operate like an independent startup — modern stack, high trust, fast decision-making — with the backing and resources of an established company. Co-founded by Dr Rangan Chatterjee, our mission is simple but ambitious: shift healthcare from reactive treatment to proactive prevention.

You’ll join the core product engineering team responsible for building and scaling our Expo / React Native app. This is not a ticket-taking role. You’ll own major mobile features end-to-end, influence architecture and product direction, and help shape how thousands (and eventually millions) of people understand and improve their health over time. If you care about craft, autonomy, and building something meaningful — this is a rare chance to do all three.

What you’ll do

• Own major mobile features end-to-end in our Expo / React Native app, from concept to production.
• Col...