Senior Full Stack .NET Developer

About the Role

Locatr.ai is looking for a Senior Full Stack .NET Developer to take end-to-end ownership of our backend and web application development. You will work closely with product, frontend, and engineering teams to build scalable, secure, and high-performance B2B applications.

Key Responsibilities

• Design, develop, and maintain scalable applications using .NET / ASP.NET Core.
• Build robust REST APIs and backend services.
• Develop frontend applications using React / Angular or equivalent modern frameworks.
• Design and optimize SQL databases, queries, and data models.
• Own application architecture, technical decisions, and development standards.
• Integrate third-party services, APIs, authentication, and external systems.
• Ensure application security, performance, scalability, and reliability.
• Write clean, maintainable, testable, and well-documented code.
• Troubleshoot production issues and drive root-cause resolution.
• Participate in code reviews and mentor junior/mid-level developers.
• Work closely with product, design, and frontend/backend teams to deliver features end-to-end.
• Contribute to CI/CD, cloud deployment, monitoring, and release processes.

Requirements

• 8+ years of professional software development experience.
• Strong hands-on experience with C#, .NET / ASP.NET Core.
• Strong experience building REST APIs and enterprise applications.
• Excellent knowledge of SQL Server, database design, and query optimization.
• Strong frontend experience with React, Angular, or similar framework.
• Good understanding of microservices, distributed systems, caching, and application architecture.
• Experience with Git, CI/CD, automated testing, and production deployments.
• Strong understanding of security, authentication, authorization, and API best practices.
• Experience working independently and taking ownership of complex features and systems.
• Strong problem-solving and communication skills.

Good to Have

• Experience with Azure / AWS.
• Experience with Docker and Kubernetes.
• Experience with Azure Functions / serverless architecture.
• Experience with Redis, messaging systems, or event-driven architecture.
• Experience building B2B/SaaS products.
• Experience with AI/LLM integrations or location/geospatial applications.
• Startup/product-company experience.

What We Offer

• High ownership and autonomy.
• Opportunity to shape the architecture of a growing B2B product.
• Work at the intersection of AI + location intelligence + enterprise technology.
• Direct impact on product and engineering decisions.