Grayson Yang
@grayson78
Senior software engineer with over 10 years of experience.
What I'm looking for
I am a Senior software engineer with over 10 years of experience in designing and developing scalable, high-performance web applications. My proficiency spans modern frontend and backend technologies, including React.js, Next.js, Angular, and Node.js, among others. I have a strong track record of delivering clean, reliable solutions in Agile environments, collaborating effectively with cross-functional teams to meet project goals.
Throughout my career, I have successfully architected scalable AWS infrastructures, improved backend efficiencies, and built dynamic web applications that engage thousands of users daily. My experience includes migrating legacy systems to microservices, automating testing and deployment processes, and enhancing user retention through accessible design. I am passionate about leveraging technology to solve complex problems and drive business success.
Experience
Work history, roles, and key accomplishments
Senior Software Engineer
Funsize
May 2022 - Apr 2025 (2 years 11 months)
Led the development of dynamic, user-friendly web applications with React.js, Next.js, and Firebase, engaging 10,000+ daily users and improving user retention by 15% through optimized performance and UX.
Designed and implemented backend solutions with Python, creating highly efficient data processing and batch jobs that reduced processing time by 40% and improved system speed and scalability.
Senior Web Developer
Pivofy
Apr 2019 - May 2022 (3 years 1 month)
Developed and deployed scalable eCommerce platforms with React.js, Ruby on Rails, and PHP, processing over $500K in monthly sales and enhancing user experience through performance optimizations.
Leveraged Python to develop microservices for handling user authentication, order management, and data processing, improving system performance and response times by 25%.
Senior Full-Stack Developer
Zibtek
Oct 2016 - Mar 2019 (2 years 5 months)
Built data-driven dashboards using React, Next.js, and Express.js, helping clients make faster business decisions, improving operational efficiency by 25%.
Developed and deployed scalable backend services and RESTful APIs in Node.js, PHP, and .NET Core, managing over 1M monthly requests while ensuring minimal downtime.
Built responsive and interactive UIs in React, Angular, and Vue.js for fintech and healthcare platforms, improving user interactions and engagement for 50,000+ users.
Integrated backend APIs built with Elixir and Ruby on Rails, optimizing page load times by 25% and improving overall frontend performance.
Education
Degrees, certifications, and relevant coursework
National University of Singapore
Bachelor of Science, Computer Science
2010 - 2014
Focused on core areas, including data structures, algorithms, software engineering, databases, and computer networks. Completed projects in web development and distributed systems, acquiring hands-on experience in full-stack development. Engaged in group-based capstone projects and coding competitions that emphasized problem-solving and the real-world application of programming concepts.
Tech stack
Software and tools used professionally
GitHub
GitLab
Kubernetes
AWS CodePipeline
Jenkins
GitHub Actions
GitLab CI
MySQL
PostgreSQL
MongoDB
Gmail
Node.js
Django
Laravel
.NET Core
Ruby on Rails
Next.js
.NET
Google Analytics
Redis
Ember.js
React
Vue.js
JavaScript
Python
HTML5
Java
CSS 3
PHP
ASP.NET
GraphQL
Firebase
Elasticsearch
AWS Lambda
TypeScript
Firebase Authentication
Docker
s3-lambda
Availability
Location
Authorized to work in
Salary expectations
Social media
Job categories
Skills
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