Erzheng Dai
Vienna,VA
Summary
Efficient senior full-stack engineer with 10 years of experience in developing high-performance web applications and scalable microservices architectures. Expertise in optimizing user interactions and managing complex database schemas, with a proven track record of orchestrating full-stack DevOps workflows. Skilled in leveraging AWS and containerized environments to enhance system performance and fault tolerance.
Overview
16
16
years of professional experience
Work History
Senior Full Stack Engineer
Visme
Rockville, MD
10.2019 - Current
- Architected a high-concurrency full-stack ecosystem by integrating a React.js frontend with a specialized PhalconPHP and Node.js backend; fine-tuned API orchestration to achieve low latency for real-time user interactions.
- Spearheaded the migration to a cloud-native microservices architecture on AWS EKS, decoupling legacy monoliths to boost system fault tolerance and enable independent, horizontally scalable service deployments.
- Orchestrated automated DevOps workflows via Bitbucket Pipelines; accelerated delivery cycles by implementing containerized CI/CD strategies across EC2 and Kubernetes environments.
- Governed complex multi-tenant database schemas and engineered query optimizations to support data-intensive features, maintaining high availability during peak high-concurrency traffic.
Full Stack Engineer
HindSite Interactive, Inc.
Rockville, MD
08.2015 - 09.2019
- Engineered end-to-end features by integrating high-fidelity Backbone.js UI components with high-performance PhalconPHP backend controllers; maintained strict state synchronization to ensure a fluid user experience.
- Orchestrated the AWS deployment lifecycle, proactively managing EC2 fleet health and implementing resource-scaling strategies to maintain consistent operational resilience and peak performance.
- Architected and implemented relational database schemas to support complex business logic; performed advanced query optimization to enable low-latency, real-time data processing for data-intensive features.
Linux & Android Software Developer
PuNuo Technology Corporation
05.2010 - 02.2012
- Engineered an embedded Linux-based video monitoring system, optimizing resource allocation and media streaming protocols to ensure high-fidelity, real-time surveillance.
- Developed a web-based centralized management platform for distributed embedded devices; architected secure remote configuration protocols and real-time status monitoring dashboards using a modern web stack.
- Launched a high-performance Android monitoring client, implementing low-latency video streaming.
Education
Masters' - Computer Science
George Washington University
Washington, DC05-2015
Masters' - Communication and Information Engineering
Zhejiang University of Technology
China05-2012
Bachelor's - Electronics and Information Engineering
Zhejiang University of Technology
China05-2009
Skills
- Microservices architecture
- RESTful services
- Full-stack development
- JavaScript
- TypeScript
- PHP
- ReactJS
- SQL
- Linux
- AWS
- Java
- Nodejs
- HTML5
- CSS
- Git
- Cursor AI
- Docker
Languages
English
Chinese (Mandarin)
Timeline
Senior Full Stack Engineer
Visme
10.2019 - Current
Full Stack Engineer
HindSite Interactive, Inc.
08.2015 - 09.2019
Linux & Android Software Developer
PuNuo Technology Corporation
05.2010 - 02.2012
Masters' - Computer Science
George Washington University
Masters' - Communication and Information Engineering
Zhejiang University of Technology
Bachelor's - Electronics and Information Engineering
Zhejiang University of Technology