Principal Engineer

Role Summary

We are seeking a Principal Engineer (.NET) to lead the architecture, design, and delivery of scalable, high-performance SaaS platforms. This role merges technical expertise with strategic leadership, ensuring robust system design and engineering excellence while facilitating communication between our Pune and Boston (US) teams.

As a senior technical leader, you will oversee complex team initiatives, set architectural direction, and guide the development of solutions using the Microsoft technology stack.

Product & Technical Context

• Large-scale SaaS / enterprise platforms


• Backend: .NET / .NET Core (C#), ASP.NET Core, Entity Framework ● Architecture: Microservices, distributed systems, event-driven architecture ● Cloud: Microsoft Azure (preferred) or AWS.

Infrastructure & Tools:

• Azure Kubernetes Service (AKS), App Services


• Azure SQL, NoSQL databases


• Messaging systems (Service Bus / Kafka / RabbitMQ)


• CI/CD (Azure DevOps / GitHub Actions)


• Frontend: Angular / React (ecosystem awareness preferred)

Key Responsibilities

Architecture & System Design

• Lead system-level architecture and design for complex distributed systems.


• Develop AI-powered features that utilize large language models to enhance user workflows.


• Translate business requirements into scalable, secure, and maintainable solutions.


• Define and implement:


• Microservices architecture


• API-first design


• Event-driven systems

• Produce and maintain:


• High-Level Designs (HLDs), Low-Level Designs (LLDs)


• Architecture diagrams


• Technical documentation

• Ensure systems meet non-functional requirements:


• Scalability, performance, availability, security

Technical Leadership & Execution

• Drive architecture discussions and technical decisions across teams.


• Act as the go-to expert for the .NET ecosystem and system design.


• Stay hands-on with coding and solutioning as needed.


• Own the delivery of large-scale, cross-team initiatives.

Engineering Excellence & Best Practices

• Define and enforce:


• Coding standards


• Design patterns


• Testing strategies


• CI/CD best practices

• Ensure high-quality, maintainable, and performant codebases.


• Promote the adoption of modern engineering practices and tools.

Cloud & Infrastructure

• Architect and optimize solutions on Microsoft Azure.


• Work with:


• AKS / Kubernetes


• Azure services (App Services, Functions, Storage, Networking).


• Ensure:


• Cost optimization


• Performance tuning


• High availability and fault tolerance

Problem Solving & Decision Making

• Address complex technical challenges at scale.


• Conduct buy vs build analysis.

Make decisions considering:

• Performance


• Cost


• Maintainability


• Long-term scalability

Leadership & Mentorship

• Mentor engineers across teams and levels.


• Drive technical excellence and knowledge sharing.


• Support team growth, hiring, and succession planning.


• Serve as a technical role model within the organization.

Collaboration & Stakeholder Management

• Collaborate closely with:


• Product managers


• Engineering leaders


• Business stakeholders

• Align technical solutions with business goals.


• Effectively communicate complex technical concepts to stakeholders.

Required Skills & Experience

• 10+ years of experience in software engineering.


• Strong expertise in:


• C# / .NET / .NET Core / ASP.NET Core.

• Proven experience in:


• Designing scalable distributed systems.


• Microservices architecture.


• API design and integrations.

• Hands-on experience with:


• Microsoft Azure (must-have).


• Kubernetes / Docker.


• CI/CD pipelines.

• Strong understanding of:


• Design patterns & architecture principles.


• Performance optimization.


• High availability & fault tolerance.

• Experience with:


• SQL (Azure SQL / SQL Server).


• NoSQL databases.


• Messaging systems.

What Success Looks Like

• Scalable and well-architected systems that support business growth.


• Strong engineering practices adopted across teams.


• High system reliability, performance, and maintainability.


• Teams empowered through strong technical leadership and mentorship.

Why This Role Matters

This is a high-impact leadership role where you will define architecture at scale, influence multiple teams, and shape the technical direction of critical platforms. You will play a vital role in ensuring long-term system sustainability, innovation, and engineering excellence.