Gambyt is seeking a Senior-level Full Stack Software Engineer who can immediately take ownership of a large project involving a high-visibility, player-facing iOS application. This role is ideal for an engineer who thrives on autonomy, can lead the technical direction of a mobile product, and is comfortable operating across multiple parts of the stack as priorities evolve. You will serve as the primary iOS engineer on this project, and have opportunities to contribute to backend services (Node), web frontend (React), AWS cloud systems, and even Android (Kotlin) as needed. This is a high-impact role working to deliver software for a major US state lottery customer. You will collaborate closely with our internal team and external client stakeholders.