Full Stack Technical Lead

T2 is hiring a hands-on Full Stack Technical Lead for Authentica, our authentication and identity verification platform serving around 16,000 users. You will own the platform end to end, write and review code, and lead the engineering team. What you will do - Own development across the customer portal, admin portal, backend APIs, and background services - Turn business requirements into technical tasks and deliver features end to end across frontend, backend, and database - Maintain authentication and verification flows: OTP, messaging integrations, delivery statuses, and customer webhooks - Keep billing accurate: credit balances, charges, refunds, payment integrations, and transaction records - Improve reliability, performance, and security, and resolve production issues - Lead the developers: architecture decisions, code reviews, mentoring, and spotting risks before release - Work with Product, QA, and DevOps on estimates, testing, and releases - Keep architecture notes, API docs, and dev guides up to date What we are looking for - Backend: C#, .NET / ASP.NET Core, REST APIs, Entity Framework Core, SQL Server - Frontend: Next.js, React, TypeScript, including dashboards and Arabic/RTL interfaces - Redis, RabbitMQ or similar queues, background jobs, third-party integrations - Git, Azure DevOps, pull requests, automated testing, CI/CD - Proven experience leading developers while still coding - Experience maintaining a live platform with active customer integrations - Background in authentication, messaging, payments, or SaaS is a strong plus Show more Show less