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I am Richard Cheung, a .NET Full Stack Developer with 24+ years of hands-on experience delivering enterprise applications across aviation, finance, healthcare, government, and construction. I specialize in the Microsoft stack (C#, .NET Core, ASP.NET, Azure) and front-end frameworks such as React, Next.js, and Vue.js. I excel in designing robust databases with MS SQL Server, PostgreSQL, MySQL, Firebase, and MongoDB, and I apply Clean Architecture, DDD, CQRS, Microservices, and SOLID principles to create maintainable systems that scale. I regularly leverage AI coding tools like GitHub Copilot, Windsurf (Codeium), and Claude to speed development, catch issues early, and keep documentation current. I’ve worked across the full delivery cycle—from system design and integrations to deployment and support—on platforms including Navitaire, ERP systems, and hardware device communication. I’m passionate about building solutions that are reliable, extensible, and aligned with business goals.…I am Richard Cheung, a .NET Full Stack Developer with 24+ years of hands-on experience delivering enterprise applications across aviation, finance, healthcare, government, and construction. I specialize in the Microsoft stack (C#, .NET Core, ASP.NET, Azure) and front-end frameworks such as React, Next.js, and Vue.js. I excel in designing robust databases with MS SQL Server, PostgreSQL, MySQL, Firebase, and MongoDB, and I apply Clean Architecture, DDD, CQRS, Microservices, and SOLID principles to create maintainable systems that scale. I regularly leverage AI coding tools like GitHub Copilot, Windsurf (Codeium), and Claude to speed development, catch issues early, and keep documentation current. I’ve worked across the full delivery cycle—from system design and integrations to deployment and support—on platforms including Navitaire, ERP systems, and hardware device communication. I’m passionate about building solutions that are reliable, extensible, and aligned with business goals.

Richard Cheung

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

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I am Richard Cheung, a .NET Full Stack Developer with 24+ years of hands-on experience delivering enterprise applications across aviation, finance, healthcare, government, and construction. I specialize in the Microsoft stack (C#, .NET Core, ASP.NET, Azure) and front-end frameworks such as React, Next.js, and Vue.js. I excel in designing robust databases with MS SQL Server, PostgreSQL, MySQL, Firebase, and MongoDB, and I apply Clean Architecture, DDD, CQRS, Microservices, and SOLID principles to create maintainable systems that scale. I regularly leverage AI coding tools like GitHub Copilot, Windsurf (Codeium), and Claude to speed development, catch issues early, and keep documentation current. I’ve worked across the full delivery cycle—from system design and integrations to deployment and support—on platforms including Navitaire, ERP systems, and hardware device communication. I’m passionate about building solutions that are reliable, extensible, and aligned with business goals.…I am Richard Cheung, a .NET Full Stack Developer with 24+ years of hands-on experience delivering enterprise applications across aviation, finance, healthcare, government, and construction. I specialize in the Microsoft stack (C#, .NET Core, ASP.NET, Azure) and front-end frameworks such as React, Next.js, and Vue.js. I excel in designing robust databases with MS SQL Server, PostgreSQL, MySQL, Firebase, and MongoDB, and I apply Clean Architecture, DDD, CQRS, Microservices, and SOLID principles to create maintainable systems that scale. I regularly leverage AI coding tools like GitHub Copilot, Windsurf (Codeium), and Claude to speed development, catch issues early, and keep documentation current. I’ve worked across the full delivery cycle—from system design and integrations to deployment and support—on platforms including Navitaire, ERP systems, and hardware device communication. I’m passionate about building solutions that are reliable, extensible, and aligned with business goals.

Available to hire

I am Richard Cheung, a .NET Full Stack Developer with 24+ years of hands-on experience delivering enterprise applications across aviation, finance, healthcare, government, and construction. I specialize in the Microsoft stack (C#, .NET Core, ASP.NET, Azure) and front-end frameworks such as React, Next.js, and Vue.js. I excel in designing robust databases with MS SQL Server, PostgreSQL, MySQL, Firebase, and MongoDB, and I apply Clean Architecture, DDD, CQRS, Microservices, and SOLID principles to create maintainable systems that scale.

I regularly leverage AI coding tools like GitHub Copilot, Windsurf (Codeium), and Claude to speed development, catch issues early, and keep documentation current. I’ve worked across the full delivery cycle—from system design and integrations to deployment and support—on platforms including Navitaire, ERP systems, and hardware device communication. I’m passionate about building solutions that are reliable, extensible, and aligned with business goals.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Application Developer (Contract) at First National Financial LP

May 1, 2025 - May 1, 2026

Built financial applications in .NET Core, C#, and ASP.NET Core WebAPI using Clean Architecture and Domain-Driven Design (DDD); designed MS SQL Server schemas and data access via LINQ/EF Core for high-volume transactions; set up document generation with Scriban, async messaging with MassTransit and RabbitMQ, and background jobs with Hangfire; used GitHub Copilot for code generation and reviews; built XML data transformations with Altova MapForce; managed CI/CD and source control via Azure DevOps.

Web Developer at Porter Airlines Inc.

February 1, 2024 - February 1, 2025

Integrated Navitaire aviation systems and third-party APIs handling 100k+ transactions/month for bookings; tuned MS SQL Server queries and introduced caching to improve throughput by 30% and cut response times by 40%; built ASP.NET Core backend services (MVC/WebAPI) with DI and Repository patterns; developed front-end features in React and Knockout.js; utilized Windsurf for AI-assisted coding; deployed on AWS (RDS, S3, IAM) in Agile Scrum across 100+ sprints.

.NET Full Stack Developer (Consultant) at Foundation Drilling Services Canada

August 1, 2023 - February 1, 2024

Aug 2023 – Feb 2024: Built a web platform to manage drilling operations (Site Inspection, Equipment Inventory, Delivery, Client Management) using Next.js, React, and Vue.js on the frontend; set up multi-database architecture with PostgreSQL, MongoDB, and Firebase; deployed to Vercel with CI/CD; designed .NET Core WebAPI microservices following CQRS and DI; implemented async messaging via RabbitMQ between modules; used GitHub Copilot and Claude to optimize velocity; built a Python Flask API for Monday.com integration.

.NET Full Stack Developer (Consultant) at Foundation Drilling Services Canada

March 1, 2025 - May 1, 2025

Mar 2025 – May 2025: Re-engaged on the drilling operations platform, expanding microservices (CQRS/DI) and adding further integrations; continued use of RabbitMQ for messaging, Celery-like patterns, and Python-based microservice improvements.

Senior Application Specialist at V3 Brands Pte Ltd

March 1, 2018 - August 1, 2023

Led R&D to modernize legacy applications; built a POS system using Blazor, WPF, and React applying SOLID, Repository, and EF Core to improve transaction speed by 40%; designed MS SQL Server schemas, set up SSIS pipelines for data migration, and built 30+ REST API endpoints with ASP.NET Web API; connected to MS Dynamics Navision ERP, cutting manual processing time by 50%; implemented .NET Core Identity and integrated AXS payment gateway; enforced Clean Architecture across layers.

Software Developer Consultant at Next Payment Solutions Inc.

August 1, 2014 - November 1, 2018

Built FAST (Flow Automation System for Transformation), a workflow platform for utility programs improving efficiency by 35%; developed ASP.NET MVC and jQuery app with SQL Server backend for mobile-based home inspection reports; provided direct client support resolving 90% of issues on first contact.

Systems Analyst / Developer at Raffles Medical Group Ltd

April 1, 2017 - December 1, 2017

Developed a health management system using ASP.NET MVC WebAPI with MS SQL Server used by 200+ doctors; built a WCAG-compliant WPF EMR with RBAC; connected to SAP Finance via ETL to reduce manual reconciliation by 40%.

Senior Developer / Analyst at Comtel Solutions Pte Ltd

September 1, 2015 - February 1, 2017

Developed EHT, a mobile parking enforcement app for HDB; used SQL CE for local data storage and TCP/IP/RS232 for device communication; authored feature specs to improve troubleshooting tools, boosting overall efficiency by 25%.

Application Developer / Analyst at ICS Multimedia Pte Ltd

February 1, 2014 - August 1, 2015

Built a park offence module for Singapore National Parks integrating ArcGIS with MS SQL Server via ASP.NET; improved system efficiency by 20% and consistently met project deadlines.

C# .NET Developer (Contract) at Robert Walters / Hospital Client

January 1, 2013 - February 1, 2014

Developed an ETL application to pull data from SAP Finance, transform it, and load into a legacy SQL Server database, improving data integrity and processing efficiency by 15%.

Senior Software Developer at ITCan Pte Ltd

January 1, 2012 - December 1, 2012

Delivered application development for Panasonic, improving app performance by 15%, and built a software asset tracking tool for JP Morgan improving compliance monitoring by 30%; maintained Oracle PL/SQL stored procedures and Windows Forms apps, reducing downtime by 30%.

Junior to Senior Software Developer at Datapax / Novare / Accenture / Excitor

October 1, 2002 - December 1, 2011

Spent 9 years building mobile apps for Windows Mobile and iOS and enterprise desktop/web apps for insurance companies (Sun Life, Prudential Life) using C#, ASP.NET, WCF/Web Services, MS SQL Server, and VB6.