We are seeking a highly skilled Advanced Software Engineer with deep expertise in the .NET ecosystem to join our team.
In this role, you will design, evolve, and optimize large-scale, high-load systems while ensuring top-tier performance, security, and reliability. You will also leverage up-to-date AI development tools to enhance productivity and code quality.
Responsibilities
Design, develop, and maintain large monolithic systems, ensuring scalability and long-term evolution
Build and optimize high-load applications using the C# / .NET ecosystem
Design REST APIs with a focus on scalability, versioning, and security
Integrate with SOAP and legacy systems as needed
Perform advanced MSSQL performance tuning, transaction optimization, and handle blocking, locking, and concurrency
Drive performance optimization, concurrency management, and fault tolerance across services
Implement secure communication using TLS/SSL and manage certificate handling
Apply secure coding practices and mitigate common vulnerabilities (OWASP Top 10)




Conduct threat modeling and define mitigation strategies for critical systems
Identify and prevent vulnerabilities such as injection attacks, authentication flaws, and data leaks
Leverage AI development tools and agents to generate production-quality code and tests
Review, evaluate, and govern AI-generated output to maintain high engineering standards

Requirements
12+ years of skilled software engineering experience
Deep expertise in the C# / .NET ecosystem
Proven background in designing and working with high-load systems
Solid skills in REST API design (scalability, versioning, security) and SOAP / legacy integrations
Advanced proficiency in MSSQL, including performance tuning at scale, transaction optimization, and concurrency handling (blocking and locking)
Showcase of designing and evolving large monolithic systems
Expertise in performance optimization, concurrency, and fault tolerance
Deep understandi

📌 Advanced Software Engineer Pune
🏢 EPAM Systems
📍 Pune