Guangdi Li
Marietta
Summary
Accomplished Software Architect with extensive experience in the Microsoft ecosystem and modern JavaScript frameworks. Successfully led large-scale digital transformations and migrated legacy systems to .NET Core, architecting secure and scalable solutions for the aerospace and finance sectors.
Overview
24
24
years of professional experience
Work History
Principal Softeware Developer
Northrop Grumman
Linthicum Heights
11.2023 - Current
- Lead the development of a modern full-stack ecosystem using React (MUI) and Node.js with TypeORM for workflow and documentation management.
- Architected and maintained manufacturing software for semiconductor production with C#, WPF, and Oracle/SQL Server, ensuring reliability in mission-critical operations.
- Optimized semiconductor production programs via VBA macros and advanced database reporting, enhancing data accessibility and analysis.
- Designed software architecture for defense systems and applications, facilitating robust solutions for complex operational requirements.
Lead Developer
Cognizant Technologies (LPL Financial)
Atlanta
05.2022 - 08.2023
- Led front-end development for capital solution projects, enhancing user experience with Angular 11.
- Directed the modernization of financial advisory tools, migrating core Web APIs and console applications from .NET Core 3.1 to 6.0.
- Implemented rigorous testing standards with Jasmine, streamlining CI/CD workflows via GitHub and JFrog Artifactory.
Sr. Software Developer
Cognizant Technology (Zelis Health/Macy’s)
Atlanta
02.2019 - 06.2020
- Designed N-tier healthcare data transportation system (Compass Project) using C#, WPF (MVVM), and Web API with Unity Dependency Injection to streamline data flow and enhance system integration.
- Engineered restful backend for retail training application using .NET Web API 2.0 integrated with Angular 8 frontend (RxJS/Observables) to improve user experience and application responsiveness.
- Optimized SQL Server performance through creation of advanced stored procedures, triggers, and DB jobs, enhancing data processing capabilities for high-volume healthcare data.
IT Consultant
Comcast (via Halo Group)
Atlanta
05.2017 - 08.2017
- Architected Fiber Tracking System using ASP.NET MVC 5 and Entity Framework to enhance tracking of infrastructure construction (cables, hubs, nodes) for residential and business projects.
- Automated data ingestion from Excel to SQL Server using SSIS, streamlining HR Facility Access Badge system design.
- Analyzed client requirements to recommend effective IT solutions.
- Collaborated with cross-functional teams to implement technology projects.
- Conducted system evaluations to identify areas for improvement.
IT Consultant
CDC (via Futrend Technology)
Atlanta
09.2016 - 01.2017
- Developed Role-Based Permission Dashboard for HR using C#.NET, Telerik, SSRS integrated with SharePoint to enhance access control and data security.
- Streamlined hiring lifecycle and assessment tracking for multiple CDC epidemiology and research teams, improving coordination and visibility in recruitment process.
- Analyzed client IT needs and provided tailored solutions for system improvements.
- Developed strategic IT plans to enhance operational efficiency across departments.
- Collaborated with cross-functional teams to implement new software systems effectively.
IT Consultant
Fiserv
Atlanta
02.2016 - 07.2016
- Engineered Bank Notification Single Page Application (SPA) with Angular 2 and TypeScript to deliver real-time account alerts and management consoles for enhanced user experience.
- Integrated frontend with Restful Web API 2.0 and WCF endpoints in Agile/Scrum environment to streamline development process using TFS 2015.
- Analyzed client IT needs to recommend tailored solutions.
- Collaborated with cross-functional teams to enhance system integration.
- Developed IT strategies aligning with client business objectives.
Tech Lead
City of Atlanta (Hartsfield-Jackson Airport)
Atlanta
07.2012 - 02.2016
- Architected and deployed enterprise systems, enhancing operational capabilities for Legal Contract Management and Security Escort Administration using C# 4.5, Oracle, and Entity Framework.
- Directed redesign of Atlanta Airport website, integrating GIS and TSA management systems to improve user experience and operational efficiency.
- Developed suite of safety and parking applications, facilitating streamlined operations and improved user access using MVC4, jQuery, and Web Services.
Software Engineer
Ebix Inc. / TSS Photography
Atlanta
12.2010 - 04.2012
- Developed multi-layer healthcare web applications with C#.NET, VB.NET, XSLT, and SQL Server to improve user experience and data management.
- Built Windows Forms for franchise business and integrated Crystal Reports to streamline financial tracking and reporting.
- Developed software applications to enhance customer engagement and usability.
- Collaborated with cross-functional teams to gather requirements and define project scope.
- Implemented coding standards and best practices for software development projects.
Web Developer
SREB / AirlineApps.com
Atlanta
09.2008 - 12.2010
- Modernized legacy web applications from .NET 1.1 to 4.0, enhancing performance and scalability, and designed N-tier billing systems using C#, AJAX, and LINQ.
- Rebuilt client CRM and order entry systems, integrating automated invoicing and accounting modules to streamline operations.
- Developed responsive web applications for clients in the aviation industry.
- Collaborated with designers to enhance user experience on various platforms.
- Integrated third-party APIs to streamline data management for airline operations.
Programmer Analyst II
Public Employees’ Retirement System of MS
Jackson
09.2002 - 02.2008
- Migrated retirement systems to VS.NET, developing web services with ColdFusion and ADO.NET to enhance system integration.
- Developed software applications for retirement system management and client services.
- Analyzed user requirements to support system enhancements and functionalities.
- Collaborated with cross-functional teams to ensure software integration and effectiveness.
Programmer
Jackson State University
Jackson
09.2002 - 02.2008
- Developed scientific visualization tools using Java/JBuilder, enhancing data interpretation for research projects, and automated system configurations with Shell Scripting on SunOS/Solaris, improving system reliability.
- Developed software applications for academic departments at Jackson State University.
- Collaborated with faculty to identify programming needs and deliver solutions.
- Maintained and updated existing software systems to enhance user experience.
Education
Master of Science - Computer Science
Jackson State University
Jackson, MS05-2003
Bachelor of Science - Medical Science
Peking University
China, BeijingSkills
- C# (NET Core 60/Framework 48)
- TypeScript
- JavaScript
- SQL (T-SQL, PL/SQL)
- Java
- React (MUI)
- Angular (2–11)
- Bootstrap
- JQuery
- HTML5/CSS3
- ASPNET MVC/Web API
- Nodejs
- Entity Framework
- TypeORM
- AWS
- MS SQL Server
- SSIS
- Git
- GitHub
- TFS
- Jira
- Agile/Scrum
- Visual Studio 2022
- VS Code
- NET development
Alias
Jason Li
Education Certifications
- Master of Science in Computer Science, Jackson State University
- Bachelor of Science in Medical Science, Beijing University
- ESRI ArcView GIS Certificate
Timeline
Principal Softeware Developer
Northrop Grumman
11.2023 - Current
Lead Developer
Cognizant Technologies (LPL Financial)
05.2022 - 08.2023
Sr. Software Developer
Cognizant Technology (Zelis Health/Macy’s)
02.2019 - 06.2020
IT Consultant
Comcast (via Halo Group)
05.2017 - 08.2017
IT Consultant
CDC (via Futrend Technology)
09.2016 - 01.2017
IT Consultant
Fiserv
02.2016 - 07.2016
Tech Lead
City of Atlanta (Hartsfield-Jackson Airport)
07.2012 - 02.2016
Software Engineer
Ebix Inc. / TSS Photography
12.2010 - 04.2012
Web Developer
SREB / AirlineApps.com
09.2008 - 12.2010
Programmer Analyst II
Public Employees’ Retirement System of MS
09.2002 - 02.2008
Programmer
Jackson State University
09.2002 - 02.2008
Master of Science - Computer Science
Jackson State University
Bachelor of Science - Medical Science
Peking University