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Sandeep Patil

@sandeeppatil

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Principal Software Engineer at Microsoft, supporting Bing Shopping and resolving critical production incidents.

India

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At Microsoft, I led L3 application operations for Bing Shopping, investigating production incidents and working with engineering teams to resolve issues and meet 98%+ SLA compliance.

Across roles at Constellation Technologies Pvt. Ltd. and Tech Mahindra Pvt. Ltd., I supported cloud-hosted .NET applications and engineered secure RESTful APIs using ASP.NET Core and C#. My work has also included Angular applications, SQL Server query tuning, and production support for billing and banking projects.

Experience

Work history, roles, and key accomplishments

Principal Software Engineer

Microsoft

Nov 2025 - Sep 2026 (10 months)

Led L3 application operations for Microsoft Bing Shopping, ensuring continuous uptime and reliability. Investigated complex production incidents and achieved 98%+ SLA compliance.

L3 Application Support Incident Management Root Cause Analysis Telemetry Application Logs SLA Compliance Monitoring

.Net Support Analyst II

Constellation Technologies Pvt. Ltd.

Dec 2024 - Aug 2025 (8 months)

Delivered L3 production support for AWS cloud-hosted .NET Core and Angular applications. Managed SQL Server databases and tuned slow queries to enhance performance.

AWS EC2 S3 Cloudwatch .NET Core Angular ASP.NET Core Web APIs SQL Server Query Tuning Stored Procedures

Module Lead

Tech Mahindra Pvt. Ltd.

Jul 2016 - Dec 2024 (8 years 5 months)

Engineered secure RESTful Web APIs using ASP.NET Core and C#, and developed SPAs with Angular. Implemented JWT authentication and provided L2/L3 production support.

ASP.NET Core C#Web APIs Angular JWT Authentication Authorization RBAC ADO.NET LINQ L2 L3 Support Windows Linux

Software programmer

Ingram Micro India Pvt. Ltd.

Nov 2014 - Jun 2016 (1 year 7 months)

Designed, developed, and maintained enterprise applications on .NET Framework 4.0. Utilized LINQ for data access and built C# console utilities for automated processes.

.NET Framework C#LINQ LINQ to Entities LINQ to Objects LINQ to SQL Console Applications Agile Scrum Session Query Strings

Software programmer

Scarlet India

Jun 2012 - Oct 2014 (2 years 4 months)

Built web interfaces using HTML, CSS, JavaScript, and ASP.NET with AJAX for asynchronous loading. Implemented data layers using ADO.NET and developed C# logic with SQL stored procedures.

HTML CSS JavaScript ASP.NET AJAX ADO.NET Datasets DataReader Data Adapter SQL Server Stored Procedures C#

Jr. Software programmer

Adonai Softwares

Feb 2009 - Mar 2012 (3 years 1 month)

Led requirement analysis and end-to-end web application development using C# and ASP.NET. Designed database tables and wrote optimized SQL Server stored procedures.

C#ASP.NET SQL Server Stored Procedures Database Design Web Application Development