Software developer (.Net) c#, SQL

PROFESSIONAL SUMMARY

Senior .NET Developer with * years of experience designing, developing, deploying, and supporting enterprise web, API, mobile, and backend service applications using C#, .NET Framework, .NET Core, ASP.NET Web API, Angular, SQL Server, Sybase, Xamarin, .NET MAUI, WinForms, and IIS. Experienced in REST API development, Angular UI integration, RFID scanner integration, secure device-to-service communication, mTLS implementation, SSL/TLS certificate management, performance testing, database migration, stored procedure conversion, and production support. Hands-on experience with cloud platforms including GCP, BigQuery, GCS, and AWS for application support, data validation, monitoring, and cloud-based operational workflows. Strong background in building scalable backend services, optimizing SQL Server performance, modernizing legacy systems, and supporting enterprise applications across logistics, healthcare, and field service domains.

TECHNICAL SKILLS

Languages: C#, SQL

Frameworks: .NET Framework, .NET Core, ASP.NET, MVC, MVVM

Frontend: Angular, TypeScript, HTML, CSS, Bootstrap

Mobile/Desktop: Xamarin, .NET MAUI, WinForms

Databases: SQL Server, SQLite, Sybase

Data Access: Entity Framework, LINQ, ADO.NET

Web/API: RESTful APIs, API Integration, Authentication, Authorization

Cloud Technologies: GCP, BigQuery, GCS, AWS CloudWatch, AWS S3, AWS EC2

Deployment: IIS, Application Pools, SSL/TLS Certificates, HTTPS Bindings

Tools: Visual Studio, SSMS, JMeter, Git, Postman, Swagger, Azure DevOps

Methodologies: Agile/Scrum, SDLC, Production Support

PROFESSIONAL EXPERIENCE

UPS, New Jersey (Client) June 2022 – Present

Senior .NET Developer

Developed and maintained backend .NET API services for print job routing, label encoding, RFID scanner communication, package tracking, scan data processing, and real-time device integration.

Integrated RFID devices Impinj R700, Zebra RFD40, Zebra TC21 with backend services for real-time scanning, tracking, and data synchronization.

Configured Impinj R700 RFID devices into SOTI MobiControl, validating device connectivity, remote management, application access, and operational readiness.

Supported SOTI MobiControl to IPCS migration for Impinj R700 RFID devices, including firmware updates, configuration synchronization, device connectivity testing.

Implemented mTLS-based secure communication for Impinj R700 RFID devices and .NET API services by configuring client/server certificates, validating certificate trust, and enforcing certificate-based authentication.

Supported Sectigo to DigiCert certificate migration by validating certificate chains, updating server and device certificates, configuring IIS HTTPS bindings, and verifying secure API communication across environments.

Designed and optimized SQL Server database solutions, including stored procedures, complex queries, and indexing strategies, to improve application performance and data reliability.

Leveraged GitHub Copilot to accelerate code generation, unit test creation, refactoring, and repetitive development tasks while maintaining code quality through manual review and testing.

Applied AI-assisted coding practices to enhance developer efficiency in implementing API logic, data models, validation rules, and reusable service components.

Developed enterprise mobile applications using Xamarin for Android (Zebra TC21) and RFID devices (Zebra RFD40) and migrated existing Xamarin application to .NET MAUI while preserving business functionality and improving application performance.

Performed API stress and load testing using JMeter and Grafana k6 to validate the performance, scalability, and reliability of RFID scanner backend services.

Implemented SQLite caching in .NET backend services to improve data retrieval performance, reduce repeated database calls, and support reliable API processing.

Managed application deployment and configuration through IIS. Supported production deployments and performed post-deployment validation and issue resolution.

Environment: C#, .NET Framework, .NET Core, Xamarin, .NET MAUI, MVVM, WinForms, SQL Server, SQLite, Entity Framework, IIS, SSL/TLS, REST APIs, GCP, BigQuery, GCS, JMeter, Postman, Git, Visual Studio

Vivint, UTAH (Client) June 2021 - June 2022

Full Stack Developer (.Net)

Developed backend .NET API services for Vivint’s appointment scheduling application used by technicians to accept, modify, and manage service appointments.

Participated in requirement analysis, technical design, development, unit testing, deployment support, and production support activities.

Built RESTful APIs using C# and ASP.NET Web API/.NET Core to support appointment booking, rescheduling, technician updates, and repair status workflows.

Developed and maintained Angular components for appointment scheduling screens, enabling technicians to view, accept, reschedule, and update service appointments through a responsive user interface.

Integrated Angular frontend screens with .NET REST APIs to support real-time appointment updates, technician actions, repair status changes, and scheduling workflow validation.

Implemented business logic for appointment availability, technician assignment, status updates, and service request tracking.

Worked on API integrations between the mobile/web application and backend scheduling services to support real-time appointment updates.

Integrated APIs with SQL Server databases and developed stored procedures, queries, and views to support scheduling and repair operations.

Implemented validation, exception handling, authentication, and authorization to ensure secure and reliable backend service communication.

Troubleshot API, database, and production issues related to appointment scheduling, data updates, and service workflow failures.

Collaborated with frontend, QA, business, and product teams in an Agile environment to deliver enhancements and production fixes.

Environment: C#, .NET Framework, REST APIs, SQL Server, Entity Framework, Angular, TypeScript, HTML, CSS, LINQ, ADO.NET, Postman, Swagger, Git, Agile/Scrum

Select Health, UTAH (Client) July 2020 - June 2021

Full Stack Developer (.Net)

Assisted in modernizing legacy database systems by replacing Sybase-based components with SQL Server solutions.

Performed schema conversion and data migration from Sybase to SQL Server with validation checks to maintain data integrity and accuracy.

Supported Sybase to SQL Server migration by converting database schemas, rewriting stored procedures and queries, migrating data, and performing reconciliation to ensure accuracy and application compatibility.

Coordinated with application and business teams to validate migrated data and resolve migration-related issues.

Replaced Sybase replication with series of triggers, shadow tables and SSIS packages

Involved in SQL Server data modelling, Stored Procedures and customized Microsoft Data Access

Troubleshot stored procedure conversion issues, data type mismatches, query failures, and backend service connectivity problems.

Supported deployment, smoke testing, and post-migration verification across development, QA, and production environments.

Environment: .NET, C#, SQL, Sybase

Education:

Master of Science - Computer Science

Western Illinois University 2020

Bachelor of Technology - Computer Science

Jawaharlal Nehru Technological University 2018

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