I'm aSenior Full-Stack Engineer with 12+ years of experience delivering scalable, high-performance web applications across SaaS, AI-powered platforms, e-commerce, and real-time data systems. I specialize in React, Next.js, Vue, and modern TypeScript ecosystems, with strong back-end experience in .NET (ASP.NET Core), REST, and GraphQL integrations. I thrive on clean architecture, scalable design systems, and end-to-end ownership of product experiences. I enjoy mentoring teammates, collaborating across cross-functional groups, and delivering production-grade solutions with CI/CD and automated testing. I'm passionate about user-centered design, accessibility, performance optimization, and building delightful, reliable software that drives measurable outcomes.…

Ryan Zhao Li

I'm aSenior Full-Stack Engineer with 12+ years of experience delivering scalable, high-performance web applications across SaaS, AI-powered platforms, e-commerce, and real-time data systems. I specialize in React, Next.js, Vue, and modern TypeScript ecosystems, with strong back-end experience in .NET (ASP.NET Core), REST, and GraphQL integrations. I thrive on clean architecture, scalable design systems, and end-to-end ownership of product experiences. I enjoy mentoring teammates, collaborating across cross-functional groups, and delivering production-grade solutions with CI/CD and automated testing. I'm passionate about user-centered design, accessibility, performance optimization, and building delightful, reliable software that drives measurable outcomes.…

Available to hire

I’m aSenior Full-Stack Engineer with 12+ years of experience delivering scalable, high-performance web applications across SaaS, AI-powered platforms, e-commerce, and real-time data systems. I specialize in React, Next.js, Vue, and modern TypeScript ecosystems, with strong back-end experience in .NET (ASP.NET Core), REST, and GraphQL integrations. I thrive on clean architecture, scalable design systems, and end-to-end ownership of product experiences.

I enjoy mentoring teammates, collaborating across cross-functional groups, and delivering production-grade solutions with CI/CD and automated testing. I’m passionate about user-centered design, accessibility, performance optimization, and building delightful, reliable software that drives measurable outcomes.

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Skills

Experience Level

JavaScript
Expert
React JS
Expert
TypeScript
Expert
HTML5
Expert
.NET
Expert
AWS
Expert
Vue.js
Expert
C#
Expert
Data Visualization
Expert
Docker
Expert
GraphQL
Expert
Tailwind
Expert
Node.js
Expert
ASP.NET
Expert
PostgreSQL
Expert
SQL
Expert
Azure
Expert
MySQL
Expert
MongoDB
Expert
Redis
Expert
Kubernetes
Expert
DynamoDB
Expert
See more

Language

English
Fluent

Work Experience

Senior React Developer (Contract) at EffectiveSoft
August 1, 2024 - Present
Designed and implemented the front-end architecture for an AI-powered home energy management app using Next.js v14; built a scalable design system with Styled Components and TypeScript; translated Figma designs into reusable UI components to ensure consistency across the platform. Optimized React components and Redux state management for responsiveness and performance. Conducted code reviews, established a robust development workflow with Husky pre-commit hooks, linting, and automated CI/CD pipelines; implemented unit tests with Jest and React Testing Library.
Senior React Developer at EffectiveSoft
August 1, 2024 - Present
Designed and implemented a modern frontend architecture for a scalable web application, ensuring performance and maintainability with Next.js v14. Built a comprehensive component library using TypeScript and Styled Components, translating design assets into reusable UI elements and enabling consistent UX across the platform. Implemented unit tests with Jest and improved CI/CD pipelines to accelerate deployment.
Back-end Developer at EffectiveSoft
November 1, 2023 - July 1, 2024
Developed RESTful APIs using .NET (ASP.NET Core) to handle user management, device telemetry ingestion, billing logic, and AI-driven energy optimization workflows. Implemented business logic and validation layers, and designed/optimized relational database schemas with SQL Server. Integrated backend services with third-party energy providers and IoT device APIs, ensuring secure data exchange with JWT-based authentication and ASP.NET Identity. Collaborated with front-end and DevOps teams, wrote unit/integration tests with xUnit, and contributed to API contracts and deployment workflows.
Back-End Developer
November 1, 2023 - July 1, 2024
Developed RESTful APIs using .NET (ASP.NET Core) to handle user management, device telemetry ingestion, billing logic, and AI‑driven energy optimization workflows. Implemented business logic and validation layers to ensure accurate energy consumption calculations and cost forecasting. Designed and optimized relational database schemas using SQL Server. Integrated backend services with third‑party energy providers and IoT device APIs, ensuring secure and reliable data exchange. Implemented authentication and role‑based authorization using JWT and ASP.NET Identity. Collaborated with frontend and DevOps teams to define API contracts and streamline deployment pipelines. Wrote unit and integration tests using xUnit to improve backend reliability.
Senior Front-End Engineer
April 1, 2023 - October 1, 2023
Developed a performant e‑commerce frontend to browse hundreds of items, add to cart, and checkout using Stripe. Built scalable frontend architecture with Vue.js 3, Tailwind CSS, and a Vercel deployment workflow. Implemented a comprehensive catalog, search and filter functionality, product recommendations, shopping cart, checkout, and Stripe integration, plus order tracking. Integrated with a GraphQL backend and implemented unit tests with Jest and React Testing Library.
Frontend Engineer
April 1, 2023 - October 1, 2023
Developed a performant e-commerce site featuring a scalable frontend architecture with Vue.js v3. Implemented a comprehensive catalog, search and filter capabilities, product recommendations, shopping cart, checkout, Stripe integration, and order tracking. Achieved 20k MAU, sub-2s page loads, Lighthouse score of 98, and contributed to a robust, user-centric shopping experience.
Senior Front-End Engineer at FullStack Labs
September 1, 2020 - March 1, 2023
Led front-end architecture and development for scalable, data-rich enterprise apps. Transformed design concepts into high-quality front-end code with Vue/React/TypeScript, and built real-time data visualization dashboards using React, D3.js, and GraphQL. Created responsive, data-intensive pages with charts, maps, and tables, achieving significant improvements in performance and user engagement. Mentored a team of junior developers, implemented comprehensive testing strategies, and fostered Agile practices to improve delivery efficiency.
Senior Front-End Engineer at Full-Stack Labs
September 1, 2020 - March 1, 2023
Led frontend architecture and implemented a design system using Styled Components with TypeScript, translating Figma designs into reusable UI components for consistency and scalability. Optimized React components and Redux state management for responsive UX, conducted code reviews, and collaborated with cross-functional teams to deliver features end-to-end.
Senior Front-End Engineer at Evrone
August 1, 2013 - August 1, 2020
Spearheaded frontend development across multiple client projects, built real-time dashboards with React and D3, and improved performance through code optimization and lazy loading. Implemented A/B testing, set up monitoring and bug-tracking workflows, mentored junior developers, and collaborated with design and backend teams to define API contracts and integration points.

Education

Bachelor of Science in Information Technology, Computer Science at New York University
September 1, 2008 - June 1, 2012
Bachelor of Science in Information Technology, Computer Science at The City University of New York
September 1, 2008 - June 1, 2012
Bachelor of Science in Information Technology, Computer Science at The City University of New York
September 1, 2008 - June 1, 2012

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Professional Services, Media & Entertainment, Retail, Education, Other
    Enterprise Workflow Management Platform (React + ASP.NET Core)
    • Project Description

    Led the development of a scalable enterprise workflow management platform designed to streamline internal operations, task tracking, and reporting across multiple departments.

    1 Frontend (React Focus)

    Architected and implemented a modern, responsive single-page application using React, TypeScript, and Redux Toolkit, focusing on performance, scalability, and maintainable component design.

    Designed reusable UI components and dynamic form systems

    Implemented complex state management with Redux and Context API

    Built real-time dashboards with interactive charts and data visualizations

    Optimized rendering performance using memoization and lazy loading

    Implemented role-based UI rendering and secure route protection

    Integrated RESTful APIs with Axios and implemented robust error handling

    Applied responsive design principles and accessibility standards (WCAG)

    Reduced frontend load time by 35% and improved user interaction efficiency through component refactoring and performance tuning.

    2 Backend (ASP.NET Core Focus)

    Developed secure and high-performance backend services using ASP.NET Core Web API and Entity Framework Core.

    Designed RESTful APIs supporting CRUD operations and complex business workflows

    Implemented JWT-based authentication and role-based authorization

    Optimized database queries and indexing strategies in SQL Server

    Applied repository and service-layer architecture for maintainability

    Implemented logging, exception handling, and input validation

    Designed scalable background job processing using Hangfire

    Improved API response time by 40% through query optimization and caching strategies.