I am a seasoned Solutions Architect with over 13 years of experience in software development, specializing in designing and implementing high-performance, secure software systems. My technical expertise spans a wide range of technologies, including C# (strong), SQL Server (strong), Azure Cloud (strong), AWS, Python, Golang, and Blockchain. I’ve successfully delivered solutions across diverse industries such as healthcare, finance, and e-commerce.

In my previous role, I led a development team to deliver a complex software solution that significantly improved operational efficiency and reduced costs for a leading financial services provider. I’m passionate about continuous learning and actively pursue professional growth through workshops, conferences, and online courses. With strong communication and leadership skills, I excel in cross-functional collaboration and effectively managing development teams to align with business goals.

Programming Languages: C#, JavaScript/TypeScript, Go, Python, C++ 

Skills: 

- Advanced experience in:

• ASP.NET MVC/NET Core

• Html, CSS, JavaScript/jQuery

• SQL Server, PostgreSQL, and Cosmos DB

• Entity Framework/Core

• Agile Scrum

• Azure, AWS Cloud Development and Serverless design

• Design Scalable systems for databases and Microservice architects

• Http/Https, Socket / WebSocket, GRPC

- Knowledge in:

• C++, MVVM Pattern, Database Design, Three Layers, Java Programming, Cloud Azure, Blockchain, Web3, Python, ETL, and Data Transformation, Telerik Kendo UI, Reacts, Azure function, Lamda function serverless

• MAUI, Xamarin, I am willing to learn and research deeper about these technology

• One year of smart contract development with Solidity: build A86 Token and deploy to BSC network

Programming Tools: Visual Studio Code, Microsoft Unit Test, Microsoft Expression Blend, SVN, TFS, and Git

Education - Canada

Software Architecture, Technical Lead, 2023 - Present

Project description 

Work in a transformative education project, focusing on integrating innovative solutions to enhance learning experiences. We create various applications tailored for different purposes and users. Key achievements include promoting inclusive education, supporting teacher development, fostering student engagement with cutting-edge technologies, and managing staff effectively.

Responsibilities 

• I joined this project as a software architect and technical lead. I am responsible for designing the Database and Architecture for the new requirements from my customer and implementing core features both of Backend and Front end.

• Follow the development Team and make sure their implementation meets the design.

• Code review and building the process to improve code quality

• Define and build CI/CD processes using Azure DevOps.

Technologies 

• C#, .NET 7, Web API, and RESTful for back-end

• Single sign on use Azure B2B and Azure B2C

• Single applications using Angular, and Material design for front-end

• MS SQL Server, Redis Cache

• Azure Cloud: CI/CD, App Service, Azure SQL, Logic App, Azure function, Queue, Storage, API Management

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FinTech – Canada

Software Architecture, Backend Team Lead, 2020 – 2023

Project description 

• I worked on a project that delivered a Financial Services Network, where we designed applications using a microservices architecture. All services were deployed and managed on Azure Cloud.

• The team size is around 70 members

• We were responsible for developing the core product, including the web application and supporting services for both web and mobile platforms.

• Developed tools to back up and restore SQL databases, Cosmos DB, and Gremlin DB.

Responsibilities 

• I joined this project as a Software Architect and Backend Team Leader. I am responsible for designing the database and architecture for the new requirements from my customers and implementing core features.

• Follow the development team and make sure their implementation meets the design.

• Improve performance for existing databases and services.

• Code review and build the process to improve code quality  

• Join daily meetings to work with BAs and designers in Canada to analyze requirements.

Technologies 

• C#, .NET framework, Web API, and RESTful for back-end.  

• Single applications using HTML5, CSS3, jQuery, LINQ JS, Angular, and Bootstrap UI for front-end.

• MS SQL Server, Azure Cosmos DB

• Azure Cloud: CI/CD, App Service, Azure SQL, Logic App, Azure function, Server bus, Queue, Storage, API Management

• Data Transformation (ETL): Azure Data Factory.

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HEALTH CARE SYSTEM – Australia

Senior Developer - Project Team Lead, 2019–2020

Project description 

• This is a survey system for healthcare services in Australia. We designed the application using a microservices architecture, with all services managed and deployed on Amazon Web Services (AWS).

• The team size is around 20 members

• The project focuses on data security; we proposed a method for masking and encrypting sensitive patient data.

Responsibilities 

• Work with the project owner in Australia to get the requirements and integrate the features to deliver for clients

• Design schemas for databases and build data encryption for SQL Server  

• Review code and work closely with the developer team to improve and control code quality

Technologies 

• .NET Core 3.1, Android Java, IOS Objective-C

• Microsoft SQL Database

• Amazon Cloud: EC2, S3, RDS, SNS queue

• Firebase

• Jenkins (CI/CD)

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AUTO SERVER SYSTEM – Japan

Project Team Leader, 2017–2019

Project description 

• Auto Server System is a big project from Japan. The main business is supporting Car/ and motorcycle bidding at more than 250 auctions in Japan, and it also supports connecting more than 8000 car stores in Japan to buy and sell cars.  

• Team size: 12 members

• Mainly focus on building a solution to get raw data from Auctions Storage and import to SQL server

• The project deployed to on-premises servers: Web App, Mobile App, Background Services

Responsibilities 

• I have been part of the project for nearly three years, working as the project team leader at the Vietnam office.

• I am responsible for system design and resolving technical issues based on requests from the Japanese team

• Design database to track the status of background services.  

• Improve performance for existing databases.  

Technologies 

• Window Service, Console App, ASP.NET MVC / Web Api, Xamarin, Web Socket, Html, CSS, JavaScript/jQuery.

• On-premises servers: Public Zone (End user) and Private Zone (backend services).

• We use multiple data centers in Japan to store car images. In every single data center, we have about 20–25 servers.

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GPS TRACKING SYSTEM – Malaysia

Technical Lead, 2016–2017

Project description 

• This project originates from Malaysia and includes a GPS server and tracking website used to monitor cars and motorcycles equipped with tracking devices (GPS devices and fuel sensors) when they are on the road.

• Team size: 8 members

• Build web and mobile tracking apps.  

Responsibilities

• I joined this project for nearly 2 years in a Technical Lead role, supporting technical design and system architecture development.

• Build core features to integrate with GPS devices

• Work with clients to clarify the requirements  

• Work with the development team to deliver projects to clients.

Technologies

• Asp Net MVC, Kendo UI.  

• SQL server, PostgreSQL.

• Socket TCP/IP server.

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LEGAL TECH/ DATA PROTECTION FOR LAW FIRMS – Turkey

Developer, 2015-2016

Project description 

• Worked on a web and mobile project for a Turkish law firm focused on protecting client data and copyright using a government-approved electronic signature device. Implemented product requirements based on input from the product owner.  

Responsibilities

• I worked on this project as a developer and implemented requests from the product owner.

Technologies

• ASP.NET MVC/Web API.  

• SQL server.

• HTML/CSS.

• JavaScript/jQuery

• Android (Java)

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TELEVISION ADVERTISEMENT MANAGEMENT SYSTEM – Vietnam

Developer, 2014–2015

Project description 

• The primary source of income for television stations in Vietnam today mostly comes from advertising. Therefore, many stations require a comprehensive system to manage advertisements effectively. Clients using this system include SCTV, YEAH1TV, and HTV.  

Responsibilities

• I worked on this project as a developer and implemented requests from the line manager.

Technologies

• Window Form

• WCF

• MSSQL

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OIL AND GAS – US

Developer, 2013–2014

Project description 

• Contributed to the development of a web-based application designed to assist with well completion design in the oil and gas industry. The tool enables users to select and configure various equipment components to generate detailed completion string schematics. It features a user-friendly graphical interface and supports report generation with multiple paper size options.  

Responsibilities

• Implement the requests from the product owner and execute code reviews for team members.

Technologies

• WPF (MVVM Pattern)

• WCF

• Microsoft Azure Developer Associate Certificate - AZ 204

• Designing Microsoft Azure Infrastructure Solutions - AZ 305

• Microsoft Azure Administrator Certificate - AZ 104

• Microsoft Azure Solutions Architect Expert Certificate

• Staff of the Year 2022