I am a results-driven full-stack software engineer with a track record of delivering scalable distributed systems, AI-enabled tooling, and end-to-end software solutions. Over the years I have led cross-functional teams, owned product lifecycles from ideation through deployment, and built robust systems powering rapid delivery and marketplace platforms. I enjoy mentoring colleagues and shaping architectures that balance performance, reliability, and maintainability. I thrive in fast-paced environments and am passionate about bridging backend fundamentals with frontend clarity, while continuously exploring new technologies to improve development efficiency and user outcomes.

Yu Chang Chen

I am a results-driven full-stack software engineer with a track record of delivering scalable distributed systems, AI-enabled tooling, and end-to-end software solutions. Over the years I have led cross-functional teams, owned product lifecycles from ideation through deployment, and built robust systems powering rapid delivery and marketplace platforms. I enjoy mentoring colleagues and shaping architectures that balance performance, reliability, and maintainability. I thrive in fast-paced environments and am passionate about bridging backend fundamentals with frontend clarity, while continuously exploring new technologies to improve development efficiency and user outcomes.

Available to hire

I am a results-driven full-stack software engineer with a track record of delivering scalable distributed systems, AI-enabled tooling, and end-to-end software solutions. Over the years I have led cross-functional teams, owned product lifecycles from ideation through deployment, and built robust systems powering rapid delivery and marketplace platforms. I enjoy mentoring colleagues and shaping architectures that balance performance, reliability, and maintainability.

I thrive in fast-paced environments and am passionate about bridging backend fundamentals with frontend clarity, while continuously exploring new technologies to improve development efficiency and user outcomes.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
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Language

English
Fluent
Chinese
Fluent

Work Experience

Senior Software Engineer at Meituan
July 31, 2024 - July 10, 2025
Led and delivered Meituan’s first smart logistics project as Project Manager, managing 20 microservices and coordinating over 60 team members. Developed detailed project plans including task decomposition, scheduling, and resource allocation, improving ramp-up times by 10%. Spearheaded three key projects enabling operational model transitions that reduced timelines by 5% while ensuring seamless launches. Authored system design documents and provided strategic advice addressing performance and system interaction challenges, enhancing development efficiency by 15%. Collaborated closely with internal and front-end teams to maintain alignment and effective communication. Mentored two new graduates.
Software Engineer at Meituan
September 1, 2023 - July 10, 2025
Designed and implemented three large-scale distributed software systems from scratch for allocation, inventory, and dispatching processes, operational across more than 100 cities in China, enabling 24-hour product delivery. Played a key role in establishing Meituan YouXuan's logistics infrastructure. Contributed to development and iterations of 15 distributed systems focusing on system architecture and features supporting Group Buying mode. Reduced allocation workflow time by 60% and improved core inventory recommendation system performance by 50% through refactoring and optimization. Supported online troubleshooting, resolving 95% of user issues within 24 hours and conducted unit, integration, and system testing achieving 90% system reliability.
Software Engineer at State Grid GEIRI North America
May 1, 2019 - December 15, 2019
Implemented a full-stack analytics system using specialized algorithms, calibration features, and web socket connections with Spring, WebSockets, JavaScript, RestfulAPI, and Tomcat web server. Enhanced system performance by 30% through refactoring and multithreading improvements.
Full stack software engineer at Freelancer
March 1, 2025 - Present
Full Stack Software Engineer at Meituan YouXuan
July 1, 2025 - Present
Providing full-stack end-to-end software development for Meituan YouXuan’s marketplace integration domain. Owned the entire lifecycle from feature design and technology selection to development, testing, and deployment. Led cross-functional collaboration and mentored junior engineers to improve overall development efficiency.
AI Training Software Engineer at Meituan YouXuan
June 1, 2025 - September 12, 2025
AI training software engineer focusing on AI training workflows; built data pipelines, training orchestration, and tooling to improve model iteration efficiency and ramp-up times.
Senior Software Engineer at Meituan YouXuan
July 1, 2024 - September 12, 2025
Led Meituan YouXuan's first smart logistics project as Project Manager, coordinating 20 microservices and 60+ team members. Developed detailed project plans, scheduling, and resource allocation; improved ramp-up times and delivery velocity.
Software Engineer at Meituan YouXuan
September 1, 2023 - September 12, 2025
Designed and implemented 3 large-scale distributed software systems from the ground up for allocation, inventory, and dispatch processes; enabled 24-hour product delivery across 100+ cities in China; contributed to establishing Meituan YouXuan’s logistics infrastructure.
Software Engineer at GEIRI North America
December 1, 2019 - September 12, 2025
Implemented a full-stack analytics system for calculations using specialized algorithms, calibration features, and web socket connections with Spring, WebSockets, JavaScript, RESTful APIs, and Tomcat; contributed to cross-functional data tooling.
Freelance Software Engineer at Yarra Supply
July 1, 2025 - Present
Providing full-stack end-to-end software development for clients in the marketplace integration domain. Owned the entire life cycle from feature design and technology selection to full-stack development, testing, and deployment.
AI Training Software Engineer at Meituan
June 30, 2025 - September 12, 2025
AI training with Python and Java.
Senior Software Engineer at Meituan YouXuan
July 31, 2024 - September 12, 2025
Led and delivered Meituan’s first smart logistics project as Project Manager, managing 20 microservices and coordinating 60+ team members. Developed detailed project plans covering task decomposition, scheduling and resource allocation; drove operational improvements and faster ramp-up.
Software Engineer at State Grid GEIRI North America
December 31, 2019 - September 12, 2025
Implemented a full-stack analytics system for calculations using specialized algorithms, calibration features, and web socket connections with Spring, WebSockets, JavaScript, RESTful APIs, and Tomcat.
Full-Stack Software Engineer at Self-Employed / Freelance
July 1, 2025 - Present
Providing full-stack, end-to-end software development for clients (Yarra Supply) in the marketplace integration domain. Owned the entire life cycle from feature design and technology selection to full-stack development, testing, and deployment.
AI Training Software Engineer at Meituan
June 1, 2025 - September 12, 2025
AI training with Python and Java; contributed to Meituan's logistics AI projects and training pipelines.
Senior Software Engineer at Meituan
July 1, 2024 - September 12, 2025
Led and delivered Meituan's first smart logistics project as Project Manager, managing 20 microservices and coordinating 60+ team members. Developed detailed project plans covering task decomposition, scheduling and resource allocation. Improved ramp-up times by 10%.
Software Engineer at Meituan
September 1, 2023 - September 12, 2025
Designed and iterated on distributed systems for Meituan's e-commerce platform, enabling 24-hour product delivery across 100+ cities in China. Played a pivotal role in establishing Meituan YouXuan's logistics infrastructure and contributed to 15 distributed systems focused on Group Buying and user experience. Resolved online issues within 24 hours and achieved high reliability through unit, integration, and system testing.
Software Engineer at State Grid GEIRI North America
December 1, 2019 - September 12, 2025
Implemented a full-stack analytics system for calculations using specialized algorithms, calibration features, and web socket connections with Spring, WebSockets, JavaScript, RESTful APIs, and Tomcat.
Freelance Software Engineer at Freelance
July 1, 2025 - Present
Providing full-stack, end-to-end software development for clients in the marketplace integration domain (Yarra Supply). I own the entire lifecycle from feature design and technology selection to development, testing, and deployment, delivering reliable, scalable solutions on time.
AI Training Software Engineer at Meituan
June 1, 2025 - September 12, 2025
Led AI training initiatives using Python and Java. Collaborated with Meituan's AI teams to design training pipelines, build tooling, mentor junior engineers, and deliver initial analytics and model-inference capabilities.
Senior Software Engineer at Meituan
July 1, 2024 - September 12, 2025
Led and delivered Meituan's first smart logistics project as Project Manager, coordinating 60+ team members across 20 microservices. Created detailed project plans for task decomposition, scheduling and resource allocation, and improved ramp-up times by 10%.
Software Engineer at Meituan
September 1, 2023 - September 12, 2025
Designed and implemented 3 large-scale distributed systems for allocation, inventory, and dispatch, enabling 24-hour product delivery across 100+ cities in China. Built Meituan YouXuan logistics infrastructure, contributing to system architecture and cross-team collaboration.
Software Engineer at State Grid GEIRI North America
December 1, 2019 - September 12, 2025
Implemented a full-stack analytics system for calculations using specialized algorithms with Spring, WebSocket, JavaScript, RESTful APIs and data visualization. Supported analytics workflows and prototyped grid intelligence solutions.

Education

M.S. at Syracuse University, NY, US
August 1, 2016 - May 31, 2018
B.E. at Beijing Jiaotong University, China
September 1, 2011 - July 31, 2015
Master of Science in Computer Science at Syracuse University
August 1, 2016 - May 1, 2018
Bachelor of Engineering in Computer Science at Beijing Jiaotong University
September 1, 2011 - July 1, 2015
M.S. at Syracuse University, NY, US
August 1, 2016 - May 31, 2018
B.E. at Beijing Jiaotong University, China
September 1, 2011 - July 31, 2015
Master of Science in Computer Science at Syracuse University
August 1, 2016 - May 1, 2018
Bachelor of Engineering in Computer Science at Beijing Jiaotong University
September 1, 2011 - July 1, 2015
M.S. in Computer Science at Syracuse University
August 1, 2016 - May 1, 2018
B.E. in Computer Science at Beijing Jiaotong University
September 1, 2011 - July 1, 2015

Qualifications

Excellent level in National Undergraduate Training Programs for Innovation
May 1, 2013 - April 30, 2015
Excellent level in National Undergraduate Training Programs for Innovation Projects – Organizer and engineer for ‘Mobile Robot Motion Planning Algorithm’
May 1, 2013 - April 30, 2015
"Excellent" level in National Undergraduate Training Programs for Innovation Projects – Organizer and engineer for ‘Mobile Robot Motion Planning Algorithm’
May 1, 2013 - April 1, 2015
Excellent level in National Undergraduate Training Programs for Innovation Projects - Organizer and Engineer for 'Mobile Robot Motion Planning Algorithm'
May 1, 2013 - April 1, 2015
Publication: A Efficient Approach to Mobile Robot Motion Planning in Dynamically Unknown Environments
May 1, 2015 - May 1, 2015

Industry Experience

Software & Internet, Transportation & Logistics, Retail, Energy & Utilities, Computers & Electronics, Professional Services, Education, Other
    paper Logistics dispatch systems

    Design and develop Logistics dispatch systems, support 10 millions of users.

    paper E-commerce order collection platform

    Design and develop order collection platforms for e-commerce area, support 10 millions of users.

    paper E-commerce inventory platform

    Develop warehouse inventory management systems, supported 10 millions of users.

    paper Full stack website

    Portfolio
    This project is built with:

    Vite
    TypeScript
    React
    shadcn-ui
    Tailwind CSS