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I am a Senior Software Engineer with over five years of hands-on experience in full-stack development, specializing in modern frontend frameworks including React and Next.js. At Crimson Education, I led the development and maintenance of key modules such as the Community and Student Center, where I worked closely with designers and product managers to translate design and user experience requirements into functional, high-quality interfaces. I have a strong proficiency in HTML, CSS, and JavaScript (ES6+), and extensive experience ensuring responsive design and cross-browser compatibility. In my independent work, I have directly used Next.js alongside PostgreSQL and AWS to build and maintain performant web applications. I am skilled at converting design mockups into clean, efficient code and have experience using tools like Figma to collaborate with design teams. Additionally, I have a proven track record of optimizing application performance, troubleshooting technical issues, and maintaining organized, scalable codebases—all of which align well with the responsibilities of redesigning and implementing a high-performance, visually appealing website.…I am a Senior Software Engineer with over five years of hands-on experience in full-stack development, specializing in modern frontend frameworks including React and Next.js. At Crimson Education, I led the development and maintenance of key modules such as the Community and Student Center, where I worked closely with designers and product managers to translate design and user experience requirements into functional, high-quality interfaces. I have a strong proficiency in HTML, CSS, and JavaScript (ES6+), and extensive experience ensuring responsive design and cross-browser compatibility. In my independent work, I have directly used Next.js alongside PostgreSQL and AWS to build and maintain performant web applications. I am skilled at converting design mockups into clean, efficient code and have experience using tools like Figma to collaborate with design teams. Additionally, I have a proven track record of optimizing application performance, troubleshooting technical issues, and maintaining organized, scalable codebases—all of which align well with the responsibilities of redesigning and implementing a high-performance, visually appealing website.

Estela

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I am a Senior Software Engineer with over five years of hands-on experience in full-stack development, specializing in modern frontend frameworks including React and Next.js. At Crimson Education, I led the development and maintenance of key modules such as the Community and Student Center, where I worked closely with designers and product managers to translate design and user experience requirements into functional, high-quality interfaces. I have a strong proficiency in HTML, CSS, and JavaScript (ES6+), and extensive experience ensuring responsive design and cross-browser compatibility. In my independent work, I have directly used Next.js alongside PostgreSQL and AWS to build and maintain performant web applications. I am skilled at converting design mockups into clean, efficient code and have experience using tools like Figma to collaborate with design teams. Additionally, I have a proven track record of optimizing application performance, troubleshooting technical issues, and maintaining organized, scalable codebases—all of which align well with the responsibilities of redesigning and implementing a high-performance, visually appealing website.…I am a Senior Software Engineer with over five years of hands-on experience in full-stack development, specializing in modern frontend frameworks including React and Next.js. At Crimson Education, I led the development and maintenance of key modules such as the Community and Student Center, where I worked closely with designers and product managers to translate design and user experience requirements into functional, high-quality interfaces. I have a strong proficiency in HTML, CSS, and JavaScript (ES6+), and extensive experience ensuring responsive design and cross-browser compatibility. In my independent work, I have directly used Next.js alongside PostgreSQL and AWS to build and maintain performant web applications. I am skilled at converting design mockups into clean, efficient code and have experience using tools like Figma to collaborate with design teams. Additionally, I have a proven track record of optimizing application performance, troubleshooting technical issues, and maintaining organized, scalable codebases—all of which align well with the responsibilities of redesigning and implementing a high-performance, visually appealing website.

Available to hire

I am a Senior Software Engineer with over five years of hands-on experience in full-stack development, specializing in modern frontend frameworks including React and Next.js. At Crimson Education, I led the development and maintenance of key modules such as the Community and Student Center, where I worked closely with designers and product managers to translate design and user experience requirements into functional, high-quality interfaces. I have a strong proficiency in HTML, CSS, and JavaScript (ES6+), and extensive experience ensuring responsive design and cross-browser compatibility.

In my independent work, I have directly used Next.js alongside PostgreSQL and AWS to build and maintain performant web applications. I am skilled at converting design mockups into clean, efficient code and have experience using tools like Figma to collaborate with design teams. Additionally, I have a proven track record of optimizing application performance, troubleshooting technical issues, and maintaining organized, scalable codebases—all of which align well with the responsibilities of redesigning and implementing a high-performance, visually appealing website.

Skills

Experience Level

Expert

Expert

Expert

Expert

Intermediate

Language

English

Advanced

Chinese

Fluent

Work Experience

Senior Full Stack Engineer at Zingage

August 12, 2025 - Present

As an independent developer, I am responsible for the development and maintenance of a project. The main tech stack includes React, Next.js, PostgreSQL, Redis, and AWS. I communicate daily with the US service team to develop corresponding requirements, fix bugs, and optimize performance. I also use Retool to create data reports, helping the service team conduct better data analysis.

Senior Software Engineer at Crimson Education

January 13, 2020 - September 12, 2025

Led the development and maintenance of company systems, covering both frontend and backend components. Collaborated daily with designers and product managers to align technical implementation with user experience requirements. Optimized application performance and enhanced user interaction. Assisted in addressing and resolving user-reported issues. Achievements: Enhanced system messaging and booking functionalities. Developed multiple key modules: Community, Student Center, Tutor Allocation, Strategist Allocation, Internal Task, Copilot Roadmap Report, and Parent Report, significantly improving user productivity. Created functional data analysis reports using Metabase. Integrated Salesforce with internal systems to enable seamless data synchronization. Mentored colleagues in understanding business requirements and supported the data team in interpreting business logic and data structures. Skills: Node.js, TypeScript, React, GraphQL, PostgreSQL, datadog

Software Engineer at Wework

April 8, 2019 - November 15, 2019

I’m in charge of developing and fixing bugs, writing documents, code review. The projects involved: Go Service: The go service is the backend service of mini program. The function includes: list products, coupon, place an order and calculate the fees and so on Space station: Space station is a website which manages the users,companies,contracts ,products and so on Pricing service: Provide calculating price according to rules for other services Skills: Spring boot，redis，mysql，rollbar，datadog