JC

Jackey Chen

Available to hire

NET Core, and Azure.

About

I am a highly experienced and innovative .NET developer with 7 years of experience building robust, enterprise-grade applications using C#, ASP.NET Core, and Azure. I am a clear-headed, analytical problem solver who pairs best-practice software architecture with creative solutions, delivering scalable web APIs, microservices, and modern front-ends with Blazor or MVC.

I am technically adept and industry-aware, leveraging the latest .NET frameworks, Entity Framework, and cloud services to ensure every project is secure, maintainable, and aligned with business goals. My focus is on creating efficient, reliable, and user-friendly software solutions that drive business success.

  • 6 years' experience
  • Joined August 2025

Industry experience

  • Software & Internet
  • Financial Services

More experts in Queens, United States

Work experience· 4 roles

Senior .NET /NFT Developer · StarboardJul 2025 – Aug 2025 · 2 mos

Developed and launched an NFT marketplace on Ethereum supporting ERC-721 tokens, enabling users to create, list, and trade NFTs, reaching over 20,000 transactions within 6 months. Integrated Web3 wallet authentication and crypto payment systems, improving user onboarding by 30%. Implemented high-performance backend services using ASP.NET Core and EF Core, reducing average response times by 40%. Collaborated with UI/UX team to deliver an intuitive trading experience, increasing user retention by 25%.

Full Stack Developer · Evine LibraryAug 2023 – Aug 2025 · 2 yrs 1 mo

Designed and built a modular ASP.NET Core MVC architecture supporting thousands of PDF-based articles and interactive quizzes. Integrated Azure Blob Storage for scalable content delivery, reducing server load by 60%. Refactored legacy EF Core queries using AsNoTracking and pagination to improve load speed by 2x. Implemented secure authentication with ASP.NET Identity, supporting over 5,000 active users.

.NET Developer · FreelancerJun 2021 – Aug 2025 · 4 yrs 3 mos

Built a modular crypto shopping platform using Oqtane Framework (Blazor) with support for cross-chain payments. Delivered reusable .NET components for shopping, checkout, and portfolio management, reducing development time by 40%. Created real-time dashboards with SignalR for tracking token price fluctuations and user holdings.

Frontend Developer · FairmintJan 2019 – Aug 2025 · 6 yrs 8 mos

Education

Bachelor of Science (BS) · Queens College, City University of New York2017 – 2021

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