Engineer Leader

WinstonZhu

Strive to Be a Generalist.

Start with the READMEView experience

About me.

I've been a derivatives trader, a consultant, an engineer, a manager — and now I direct Platform Engineering at StackAdapt while studying at Berkeley Haas. The throughline: go where the hardest problem is, learn the domain deeply, and ship.

Frontend

React/Redux, TypeScript, MUI

Backend

Python, Ruby on Rails, Java

Infrastructure

AWS, Kubernetes, Terraform

Observability

OpenTelemetry, Prometheus, Kafka

Experience.

StackAdapt logo

StackAdapt

Director of Engineering, Platform

May 2022 - PresentSan Francisco, CA
$395M+

media spend enabled

Scaled Platform Engineering 5 → 60+

Click to flip · Drag to navigate

StackAdapt

Key Achievements

  • 5 → 60+ engineers: scaled Platform Engineering across Full-stack, Infra, DevEx, and Observability.

  • $395M+ media spend and 450K+ creatives on managed infra; auto-scaling guardrails cut build times 75%.

  • $100M+ ad spend directed through high-throughput channels (DOOH, CTV, In-App) on optimized data pipelines.

  • 15 region launches on a multi-region frontend (CloudFront, Lambda@Edge) — 40% latency reduction.

  • 99.99% uptime via AWS EKS/Terraform; OpenTelemetry and Prometheus for strict SLOs.

Click to flip back

Amazon logo

Amazon

Software Development Manager

August 2019 - May 2022Vancouver, Canada
1.2M

support contacts eliminated

Led the 8-engineer Seller Central redesign

Click to flip · Drag to navigate

Amazon

Key Achievements

  • 1.2M fewer global support contacts from the 8-engineer Seller Central redesign — improved telemetry, error handling, and UX.

  • 10M+ events/day on a serverless ML platform (Lambda, SageMaker) at 95% success, instrumented with X-Ray and CloudWatch.

  • 30% faster Flex driver check-ins via a cloud identity service (Kotlin, React, Spring Boot).

Click to flip back

Deloitte logo

Deloitte

Business Technology Analyst

June 2018 - December 2018Waterloo, Canada
+10%

email sign-up lift

Growth platform for digital banking

Click to flip · Drag to navigate

Deloitte

Key Achievements

  • +10% email sign-ups from a growth/marketing platform for digital banking (Django, JavaScript, Tailwind UI).

  • 25% higher integration coverage via a containerized CI/CD pipeline (Jenkins, Docker) with automated quality gates.

Click to flip back

Skills.

Frontend

Crafting responsive, performant interfaces with modern frameworks.

React · Next.js · TypeScript · Redux

Backend

Building scalable services and clean API architectures.

Node.js · Python · GraphQL · Ruby on Rails · Java

Infrastructure

Managing scalable systems, deployments, and delivery pipelines.

OpenTelemetry · AWS · Kubernetes · CI/CD

Education.

Scroll to push the limits.

UC Berkeley, Haas School of Business logo

UC Berkeley, Haas School of Business

Master of Business Administration

2024 – 2027Berkeley, CA
Key Achievements
  • Dean's Fellow Scholarship Recipient
  • Part-time MBA while working full-time
  • Focus on Technology Leadership and Innovation
Scroll down or use arrow keys

Get in touch.