Zaheer Nazeer

Dynamic Technical Lead with over 12 years of experience driving end-to-end design and delivery of enterprise applications using .NET Framework, .NET Core, C#, and ASP.NET Core Web API. Good expertise in microservices and serverless architectures while managing cloud deployments across hybrid environments.Good expertise in leading cross-functional teams, enforcing clean architecture standards, optimizing SQL Server queries, enforcing clean architecture patterns, and leading cross-functional teams to deliver scalable, secure solutions.

Senior Software Engineer at EPAM Systems (2025-11 – 2026-08)

• Designed and integrated secure, scalable RESTful APIs with Angular front-ends, leveraging ASP.NET Core Web API, Entity Framework Core, and SQL Server.
• Designed serverless solutions and background processes using Azure Functions alongside ASP.NET Core Web API, Entity Framework Core, and SQL Server.
• Created automated validation strategies using unit testing frameworks (xUnit/NUnit, Karma, Jasmine) to enhance code reliability and support CI/CD quality gates.
• Collaborated with cross-functional teams to define project requirements and specifications.
• Led root-cause analysis and production troubleshooting efforts, isolating bottlenecks through log traces and performance metrics to drive application resilience.
• Implemented secure coding standards and data protection practices across APIs to safeguard sensitive healthcare and clinical enterprise data.

Technical Lead at Cognizant Technology Solutions (2023-01 – 2025-10)

• Implemented end-to-end design and delivery of microservices and backend APIs using ASP.NET Core Web API and C# for complex benefit administration platforms.
• Provided technical guidance and code reviews for cross-functional developer teams, enforcing Object-Oriented Programming (OOP) principles and clean architecture standards.
• Coordinated complex SQL query optimization, database tuning, and normalized schema design to maintain low-latency performance on high-volume transactional workloads.
• Collaborated directly with business stakeholders to translate functional requirements into actionable technical specifications, accelerating feature delivery and mitigating delivery risk.

Senior Developer at Cognizant Technology Solutions (2019-06 – 2022-12)

• Examined requirements to comprehensively understand the scope of necessary changes.
• Designed and developed dynamic Angular forms and reusable components to fulfill business objectives.
• Debugged code and resolved issues across various development and production environments.
• Created and modified unit test cases utilizing Karma and Jasmine frameworks.
• Prepared detailed technical documentation and precise test case documents.

Module Lead at MINDTREE (2014-12 – 2019-06)

• Constructed and developed robust endpoints utilizing.NET Web API.
• Contributed to maintenance-related modifications for developed web applications.
• Debugged and resolved defects reported through the Jira tracking system.
• Generated technical documentation and authored unit test cases.

Associate Software Engineer at EBA Connect (2010-08 – 2014-11)

• Developed and consumed various Web Services to facilitate data exchange.
• Significantly contributed to the design and coding of C#.NET Win Forms applications.
• Managed the full software lifecycle for assigned modules, encompassing Requirements Analysis, Design, Coding, and Testing.
• Applied design patterns effectively in software development.
• Implemented a 3-tier architecture, separating Presentation, Business, and Data Access Layers using C#.
• Actively involved in writing XML files, defining interfaces, and developing XML Mappers.

Master of Arts in Computer Applications Development (MCA) – KCG College of Technology (2007 – 2010)