Techjays - Senior AI Engineer - .Net/C#
Summary
Senior engineer at Techjays (an Anthropic partner) building and shipping production .NET/C# applications with React frontends for enterprise clients, integrating LLM APIs (Claude, OpenAI, Azure OpenAI). Day to day: .NET services, SQL Server/EF architecture, Azure cloud, and AI-assisted coding with Claude Code.
Senior AI Engineer - .NET / C#
Hybrid | 6+ Years | Immediate - 15 Days Notice.
About Techjays :
We build production-grade AI systems for enterprise clients across the US, UK, and Australia. As an Anthropic partner, we work at the frontier of AI - not experiments, but real systems that ship and scale. Our team includes engineers from Google, Akamai, NetApp, and Capgemini.
What You'll Do :
- Build and ship .NET applications for enterprise clients - from design to deployment.
- Integrate LLM APIs (Claude, OpenAI, Azure OpenAI) into production .NET services.
- Use Claude Code daily for coding, debugging, and code reviews.
- Build React UIs from wireframes to production.
- Own SQL Server architecture, optimisation, and EF migrations.
- Lead code reviews and mentor the team.
- Work with PMs and Delivery Managers to hit sprint goals.
What We're Looking For :
- 6+ years in .NET - C#, ASP.NET Core, Entity Framework.
- Hands-on with Claude Code or similar AI coding tools.
- Strong Azure - App Services, Functions, Service Bus, Cosmos DB, DevOps.
- Solid React - hooks, state management, component architecture.
- Expert SQL Server skills.
- Experience with RESTful and GraphQL APIs at scale.
- Good grasp of Clean Architecture, DDD, CQRS, microservices.
- Bonus : Python, Docker, vector databases, Semantic Kernel, SignalR, GCP/AWS.
Why Join :
- Greenfield projects - you design the architecture.
- Anthropic partner - early access to frontier AI tools.
- Global client exposure with real business impact.
- Team of engineers who've built at scale.
Skills :
- .NET and Artificial Intelligence (AI).