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I am a Senior Software Engineer with 20+ years of experience delivering enterprise-scale web, desktop, and service-based applications across the USA, Singapore, and the UK. I specialize in full-stack .NET development (ASP.NET, C#, .NET 9) with SQL Server and Oracle databases, and I’ve supported healthcare, banking, and insurance sectors. I’m a strong communicator who bridges technical and business teams in Agile and Scrum environments. I’m a U.S. Green Card holder and open to opportunities that leverage my backend and cloud/DevOps skills to deliver robust, scalable software.…I am a Senior Software Engineer with 20+ years of experience delivering enterprise-scale web, desktop, and service-based applications across the USA, Singapore, and the UK. I specialize in full-stack .NET development (ASP.NET, C#, .NET 9) with SQL Server and Oracle databases, and I’ve supported healthcare, banking, and insurance sectors. I’m a strong communicator who bridges technical and business teams in Agile and Scrum environments. I’m a U.S. Green Card holder and open to opportunities that leverage my backend and cloud/DevOps skills to deliver robust, scalable software.

Jay Shaker

Full Stack Developer, Web Developer, Back-End Developer, +2

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I am a Senior Software Engineer with 20+ years of experience delivering enterprise-scale web, desktop, and service-based applications across the USA, Singapore, and the UK. I specialize in full-stack .NET development (ASP.NET, C#, .NET 9) with SQL Server and Oracle databases, and I’ve supported healthcare, banking, and insurance sectors. I’m a strong communicator who bridges technical and business teams in Agile and Scrum environments. I’m a U.S. Green Card holder and open to opportunities that leverage my backend and cloud/DevOps skills to deliver robust, scalable software.…I am a Senior Software Engineer with 20+ years of experience delivering enterprise-scale web, desktop, and service-based applications across the USA, Singapore, and the UK. I specialize in full-stack .NET development (ASP.NET, C#, .NET 9) with SQL Server and Oracle databases, and I’ve supported healthcare, banking, and insurance sectors. I’m a strong communicator who bridges technical and business teams in Agile and Scrum environments. I’m a U.S. Green Card holder and open to opportunities that leverage my backend and cloud/DevOps skills to deliver robust, scalable software.

Available to hire

I am a Senior Software Engineer with 20+ years of experience delivering enterprise-scale web, desktop, and service-based applications across the USA, Singapore, and the UK. I specialize in full-stack .NET development (ASP.NET, C#, .NET 9) with SQL Server and Oracle databases, and I’ve supported healthcare, banking, and insurance sectors.

I’m a strong communicator who bridges technical and business teams in Agile and Scrum environments. I’m a U.S. Green Card holder and open to opportunities that leverage my backend and cloud/DevOps skills to deliver robust, scalable software.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior Software Engineer at Blue Cross Blue Shield

July 1, 2024 - January 1, 2026

Delivered ASP.NET and C# modules with Web APIs processing HL7 and FHIR healthcare records for internal and public-facing portals serving thousands of members daily. Designed and optimized SQL Server 2019 database objects, improving query performance by around 30 percent through index tuning and execution-plan analysis. Built and deployed ETL/SSIS packages to transform and migrate Access and JSON/FHIR data into enterprise data stores, reducing manual processing time and migrating data to a new portal system. Created interactive web reports using ASP.NET, HTML5, JavaScript, and grid controls, enabling clinical teams to self-serve data that previously required IT involvement.

Software Consultant at Tenspade (Remote)

July 1, 2023 - June 1, 2024

Designed and delivered a PDF processing system using React, C#, XML, and Acrobat SDK to automate document manipulation and re-rendering, eliminating a manual workflow to move data from SQL to PDF. Built Excel-to-XML-to-SQL migration ETL tools using C# backed by XSD schemas, enabling structured data migration for enterprise clients via a Windows Service to automate a console application. Developed an email campaign system sourcing data from Excel, Oracle, and SQL Server, supporting marketing campaigns for many client accounts scheduled via a Windows Service and console application. Enhanced multiple enterprise utilities across data and messaging domains in a fully Agile environment.

Senior Software Consultant, Security Services at Citibank

June 1, 2022 - June 1, 2023

Developed and enhanced Web APIs and Windows Services on .NET Core 6 and Azure for global securities systems integrating with Central Securities Depositories (CSDs) across 10+ countries. Optimized SQL Server performance through stored procedure refactoring, view restructuring, and trigger tuning, reducing critical batch processing time. Part of production deployments and release management.

Software Consultant at Packet1 (Remote)

June 1, 2021 - May 1, 2022

Contributed to POS, invoicing, and e-commerce systems serving retail clients in an Agile environment, delivering new modules on two-week sprint cycles. Developed ASP.NET WebForms modules using C#, LINQ-to-SQL, and Visual Studio 2019, improving transaction throughput by connecting UI screens to the database via C# middle-tier code. Designed and implemented database solutions in SQL Server 2019 and Oracle 12c, including stored procedures, performance-tuned queries, indexes, and Windows Service scheduling of console applications.

Software Consultant at RJW/Premier Insurance

January 1, 2019 - May 1, 2021

Developed internal insurance contract management systems used by underwriting and claims teams across multiple product lines. Built ASP.NET WebForms pages, C# Windows Services, SQL Server supporting batch processing of policy data. Supported Agile sprint cycles tracked in Jira, maintaining a consistent on-time delivery record.

Software Consultant at Wells Fargo

April 1, 2018 - December 1, 2018

Continued loan processing system enhancements; expanded reporting and monitoring capabilities; collaborated with cross-functional teams to ensure stability and performance.

Software Consultant at Bank of America

November 1, 2017 - March 1, 2018

Developed and supported Letter of Credit and LoanIQ integrations handling millions of daily transactions. Designed scheduled and ad-hoc reports using Oracle, SQL Server, and Excel for operations and risk teams. Managed deployments across CIT, UAT, and Production environments using TFS.

Software Consultant at Wells Fargo

May 1, 2017 - October 1, 2017

Enhanced loan processing systems on web and desktop platforms, for high-volume lending operations. Developed SSRS, Excel, and PDF reports consumed by operations and compliance teams. Supported deployments and performance monitoring using AutoSys, Splunk, AppDynamics, Jira, and Remedy.

Software Engineer / Team Lead at Side Show Solutions

February 1, 2014 - April 1, 2017

Enhanced many enterprise web/desktop applications with ASP.NET, C#, SQL Server and Entity Framework. Built REST-based Web APIs and reusable API wrapper libraries adopted across multiple client projects. Developed Windows Services for large-scale ETL data migration system and background processing. Delivered SSIS and SSRS reporting solutions for financial services clients including Loomis Sayles.

Software Developer / Project Lead at Boston Heart Diagnostics

January 1, 2012 - January 1, 2014

Led end-to-end development of healthcare applications and laboratory integrations. Migrated LIS & HL7/FHIR data from legacy systems to SQL Server, ensuring data integrity using ETL tools. Built automated PDF report generators using XML, Acrobat SDK, and C# for clinical lab result delivery. Developed SFTP upload and download automation services supporting HIPAA-compliant data exchange.

Software Engineer at Fidelity Investments; National Lumber; Beacon Healthcare; Healthways; Allied Business Consulting

January 1, 2000 - December 31, 2011

Held progressive software engineering roles across healthcare and financial services; developed full-stack web and desktop applications, database systems, and integrations using .NET, C#, VB, ETL, and JavaScript.