Hey, I'm Zachary Yeo
Welcome to my portfolio! 👋
About Me
I build web apps, tools, and automations that solve real problems. From frontend interfaces to backend systems, I focus on creating simple, practical products that people actually use.
Recently, I've been working on data tracking tools, browser extensions, and small-scale automation systems.
Technical Expertise
Backend Development
Python, FastAPI, Node.js, C/C++, Java
Frontend Development & UI/UX
React, UI/UX Principles
Cloud & Deployment
AWS, Azure, Docker, Kubernetes, Linux
Database Management
PostgreSQL, SQL, Milvus
DevOps & Workflow
GitHub, CI/CD, Jenkins, Prefect
Observability & Search
Datadog, Kibana, Elasticsearch
Project Management
JIRA, Confluence, Agile/Scrum
Other
Machine Learning, NLP, System Architecture, Network Protocols
Personal Projects
Youtube Time Tracker Chrome Extension
A lightweight tool for tracking YouTube usage and habits
Learn moreSmart Kettle Controller
A simple IoT system for maintaining the perfect brewing temperature
Learn moreProfessional Experience
AI Tutor @ xAI
August 2024 - June 2025Labeled multimodal data to support LLM fine-tuning and evaluation.
Software Engineer Intern @ SPAN.io
May 2023 - July 2023Created automated data pipelines using Prefect flows and visualized data on Datadog dashboards.
Software Engineer Intern @ Trend Micro
June 2021 - August 2021Developed an automated network health monitorintg tool that alerts teams using ELK Stack and Slack API.