• Define and evolve application architecture across iOS, Android, .NET, and Node.js backend services • Lead architectural decisions for scalable, secure systems • Provide technical direction across frontend, backend, mobile, and integration layers • Partner with Delivery Managers and engineering teams to translate business requirements • Act as a technical escalation point, resolving complex architectural or integration challenges • Serve as a senior technical leader in client-facing discussions • Guide use of Azure DevOps, GitHub, Jira, Confluence, and modern delivery tooling • Mentor senior and mid-level engineers, fostering strong architectural thinking and craftsmanship