Senior Full Stack Engineer

Responsibilities

• End-to-End Ownership: Architect, design, and implement user-facing features end-to-end, taking full ownership of the lifecycle.
• Collaborate & Prototype:Work with product managers, designers, and fellow engineers to prototype and implement product features.
• Balance Delivery & Leadership:Maintain a balance of 70% hands-on development and 30% working on requirements, mentorship, and supervision.
• Drive AI-Augmented Engineering: Operate our deeply integrated AI ecosystem and autonomous agents at a high level across the entire lifecycle-from backend architecture down to the frontend-continually refining prompts and outputs for peak engineering velocity.
• Communicate Effectively:Coordinate seamlessly with other engineers, product managers, customers, and partners.

Requirements

• 5+ years of industry experience in software engineering, with a strong emphasis on scalable backend systems.
• B.S., M.S., or PhD** in Computer Science, Physics, Engineering, or a related technical field.
• Expert-level knowledge of:
• The Microsoft .NET Stack : Deep expertise in C# / .NET, ASP.NET MVC, Web APIs, and relational databases (Microsoft SQL Server or similar).
• Core Engineering Principles :Strong understanding of MVC, Dependency Injection, ORM concepts, asynchronous programming, algorithms, and data structures.
• Testing & Tooling :Experience with Git, unit testing (server or client-side), debugging, profiling, Visual Studio, and JIRA.
• Strong foundational knowledge of:
• Frontend Core : Deep understanding of HTML5, CSS, TypeScript, and modern JavaScript (ES6+). Proficient in browser internals including the event loop, rendering pipeline, and network request lifecycle. Comfortable using browser DevTools for profiling, debugging, and performance analysis.
• Frontend Architecture :Strong conceptual understanding of modern single page application design, including component-driven UI, state management patterns, client-side routing, and performance optimization techniques such as lazy loading, code splitting, and efficient rendering.
• Experience with browser-based web storage APIs (localStorage, IndexedDB).
• Experience with a data-driven approach to product decisions (A/B testing).
• When you will work: Mon-Fri Flexible (Armenia)
• Be Human With Us:
• Use of AI Technology:

Benefits

Additional Information

Ready to be a Titan? As a Senior Full Stack Engineer at ServiceTitan, you will join our core engineering team to help improve our products and build new ones. This is an exciting role for a powerhouse engineer to lead major feature development in a rapidly growing company. We build for perfection, use the most modern tools on the Microsoft .NET platform, have an amazing culture, and love to solve complex problems. We know true "unicorns" who are absolute experts in *both* deep backend architecture and bleeding-edge frontend ecosystems are rare. We are looking for a world-class Backend Engineer who is frontend-capable. You will spend the majority of your time architecting robust backend systems, but you possess a true full-stack mindset. As an engineer who already leverages modern AI development workflows to accelerate your day-to-day coding, you will use those same toolsets to confidently navigate, understand, and contribute to our frontend React codebase.

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