Motion Recruitment
Senior Full Stack Engineer
Motion Recruitment is hiring a Senior Full Stack Engineer in New York City, New York, United States. Posted September 15, 2026.
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Job at a glance
- Company
- Motion Recruitment
- Location
- New York City, New York, United States
- Pay
- $1,500,000 – $200,000
- Workplace
- On-site
- Sector
- Engineering & Technology
- Posted
- September 15, 2026
- Apply by
- November 20, 2026
About the job
About the Role What You'll Do
- Build AI-powered applications using C#, .NET, and Azure.
- Design and implement RAG pipelines and agentic workflows.
- Integrate LLMs into production systems using APIs, function calling, and tool orchestration.
- Develop backend services and APIs that expose AI capabilities.
- Implement guardrails, validation logic, observability, and human-in-the-loop workflows.
- Collaborate with Product, Data, Platform, and AI teams to deliver secure and scalable solutions.
Responsibilities
- 5+ years of software engineering experience
- Strong C# / .NET and Azure expertise
- Experience building production APIs and backend services
- Hands-on experience with:
- Generative AI / LLM integrations
- Retrieval-Augmented Generation (RAG)
- Agent workflows
- Prompt engineering
- Function & tool calling
- Experience with SQL, enterprise systems, and cloud-native architectures
- Ability to turn AI prototypes into reliable production applications
Qualifications Preferred Technologies
- C#, .NET 8+, ASP.NET Core, Azure OpenAI, Azure AI Search, AKS, Azure Functions, Service Bus, Cosmos DB, SQL, Docker, GitHub Actions/Azure DevOps.
- Experience with Semantic Kernel, LangChain, Copilot Studio, Azure AI Foundry, or similar AI orchestration frameworks is a plus.