.NET Full Stack Developer with AI (LLM/OpenAI Integration)
Location: New York, NY
Job Type: Contract / Full-Time (specify)
Experience Level: 7 12 Years
Job Description
We are seeking a highly skilled .NET Full Stack Developer with AI expertise to join our team in New York. The ideal candidate will have strong hands-on experience in .NET (C# / .NET Core) and Python, working knowledge of Angular, and proven experience building AI/LLM-powered applications. Prior exposure to Banking and Wealth Management domains is a strong plus.
This is an excellent opportunity for a full stack engineer who wants to work at the intersection of enterprise application development and applied AI building scalable, high-performance systems integrated with modern LLM and AI agent capabilities.
Key Responsibilities
Design, develop, and maintain applications using .NET (C# / .NET Core) and Python with AI/LLM integration
Build and integrate RESTful APIs, microservices, and FastAPI services
Develop and enhance front-end components using Angular (good to have)
Build data processing, automation, and backend services using Python
Develop and integrate AI Agents and LLM solutions (OpenAI integrations)
Collaborate with cross-functional teams including business, QA, and DevOps
Ensure code quality, security, and performance optimization across the stack
Participate in system design and architecture discussions and present solutions
Required Skills
7 12 years of hands-on experience with .NET Framework / .NET Core and C#
Strong Python development experience (scripting, APIs, data workflows)
Hands-on experience with Python-based AI Agent implementations and LLM/OpenAI integrations
Experience with API development and microservices architecture
Proficiency in SQL / relational databases
Solid understanding of SDLC, Agile methodologies, and Spec-Driven Development
Good to Have
Angular experience (2+ versions)
Cloud platform experience (Azure / AWS / Google Cloud Platform), including private cloud deployment
Familiarity with CI/CD pipelines and DevOps practices
Banking or Wealth Management (WM) domain knowledge
Understanding of financial systems, transactions, and regulatory requirements
About Mphasis-
A leading applied technology services company, we innovate to deliver service excellence and successful outcomes across sales, delivery and development. With our strategy to be agile, nimble and customer-centric, we anticipate the future of applied technology and predict tomorrow s trends to keep our clients at the summit in an ever-changing marketplace. Leading with architecture and design, our next-gen solutions enable enterprises to accelerate on their digital transformation journey.
Customer centricity is foundational to us and is reflected in the Mphasis Front2Back (F2B) transformation approach. F2B is a customer-in view approach that uses our industry-specific X2C2TM framework, and harnesses the power of cognitive technologies and rich data resident in enterprises to transform them. It is a way to introduce disruptive technology to smartly transform legacy environments. . Mphasis Service Transformation approach helps shrink the core through the application of digital technologies across legacy environments within an enterprise, enabling businesses to stay ahead in a changing world. Mphasis core reference architectures and tools, speed and innovation with domain expertise and specialization are key to building strong relationships with marquee clients.
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