Evan Cheng's Resume

Evan Cheng

Software Engineer dedicated to building high-quality, scalable full-stack applications.

El Monte, CA

Evan Cheng's profile picture

About

Software Engineer with experience in .NET, TypeScript, and distributed systems. Skilled in building full-stack features for complex enterprise systems, managing data pipelines, and optimizing search performance with ElasticSearch and MySQL.

Work Experience

Fulgent Genetics

2025 - Present

Full Stack Software Engineer

Developing full-stack features for the Lab Information System (LIS) to support complex enterprise workflows and medical data management.
  • Built a "Worklist" Custom Query Engine allowing lab technicians to execute user-generated logic for advanced data filtering.
  • Developed Specimen Inventory Tracking feature with Bartender Label API integration for tracking storage and status.
  • Provide production support and debugging for web apps, background daemons, and HL7 data ingress for enterprise clients.
  • .NET Core 8
  • EF Core
  • MS SQL
  • Razor
  • jQuery
  • HL7

Fulgent Genetics

2024 - 2025

.NET Developer

Built corporate compliance 'Audit Logging' pages to track data versioning and developed a PCR Plate Tracking system using flexible JSON-mapped configuration.
  • .NET
  • MS SQL
  • jQuery
  • Audit Logging

GoLinks Enterprises (YC W19)

2022 - 2024

Software Engineer I

Developed RESTful APIs for **Agentic search** AI Chatbots using **RAG** patterns with OpenAI API and real-time data streaming.
  • Built asynchronous ETL pipelines in Node.js to index Google Drive and Jira via OAuth and webhooks.
  • Optimized search performance with MySQL Full Text Search and ElasticSearch Vector Search.
  • Designed Relational Schemas for SaaS features including Okta SSO/SCIM, Metabase BI, and OAuth.
  • PHP
  • MySQL
  • Node.js
  • OpenAI API
  • ElasticSearch
  • OAuth

GoLinks Enterprises (YC W19)

2022 - 2022

Software Engineer Intern

Developed external RESTful APIs for customer access and integrated Google Workspace APIs with core SaaS app.
  • PHP
  • RESTful API
  • JSON
  • OAuth
  • Google Apps Script

Education

University of California, Irvine

2018 - 2022
Bachelor of Science in Computer Science

Skills

  • C#
  • .NET Core 6/8
  • TypeScript
  • JavaScript
  • SQL (T-SQL)
  • PHP
  • Python
  • C/C++
  • React
  • Node.js
  • Entity Framework (EF Core)
  • MS SQL Server
  • AWS (S3, RDS, EC2)
  • RESTful APIs
  • ElasticSearch
  • Docker
  • Redis
  • Git

Side projects

Skeleton Hell

Technical Hobby Project: Game developed with C# and Unity3D; 27,000+ downloads on Steam.

  • C#
  • Unity3D
  • Steam Works

Self Hosted Media Server

Technical Hobby Project: Deployed open source media server solutions via Docker and Linux environments.

  • Docker
  • Linux
  • Self-hosting

AWS Certified Cloud Practitioner

Professional certification covering cloud infrastructure and core services.

  • AWS
  • Cloud Infrastructure