Senior Full-Stack Engineer —HQ (.NET Framework 4.8 + React)
Summary: Maintain and extend HQ (.NET Framework 4.8) codebase, implement feature-flag cache reset across servers, reliability fixes for Redis pub/sub and background processes, and deliver production-ready fixes/features.
Responsibilities:• Implement and test backend features in C#/.NET Framework 4.8; maintain domain services and APIs.• Design, harden and operate Redis caching and pub/sub (StackExchange.Redis); produce runbooks.• Maintain and evolve the React public booking app (React Hooks, TypeScript or JS, state management, build pipelines).• Integrate front-end with backend APIs, ensure secure, performant client-server interactions.• Write unit/integration tests, perform code reviews,
and participate in CI/CD and deployments.• Troubleshoot production issues and mentor team members.• Required skills:• C#, .NET Framework 4.8, ASP.NET MVC/Web API.• Redis (pub/sub, caching), StackExchange.Redis.• React (Hooks), front-end tooling (Webpack/CRA/Vite), TypeScript or up-to-date JavaScript.• SQL Server and common data-access patterns.• Git, unit testing, CI/CD experience.
Preferred:• SignalR, Azure (deployments/ops), Redis clustering, performance tuning.• Anthropic Claude certification (or equivalent AI tooling certification) — preferred.