Engineer Leader

WinstonZhu

Strive to Be a Generalist.

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About Me

Engineering leader scaling platform teams and infrastructure for high-throughput systems at the intersection of ads, cloud, and data.

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 Engineer, Platform

May 2022 - PresentSan Francisco, CA

Scaled Platform Engineering from 5 to 60+, enabling $400M+ media spends and new ads channels

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StackAdapt

Key Achievements

  • Scaled Platform Engineering from 5 to 60+ members across Full-stack, Infra, DevEx, and Observability.

  • Managed infra for $400M+ media spends and 450K+ creatives; auto-scaling guardrails cut build times 75%.

  • Directed high-throughput ad channels (DOOH, CTV, In-App), optimizing data pipelines for $100M+ ad spend.

  • Led 15 region launches with multi-region frontend (CloudFront, Lambda@Edge), 40% latency reduction.

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

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Amazon logo

Amazon

Software Development Manager

August 2019 - May 2022Vancouver, Canada

Led 8-engineer team redesigning Seller Central, reducing support contacts by 1.2M (-5%)

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Amazon

Key Achievements

  • Led 8-engineer redesign of Seller Central, reducing global support contacts by 1.2M via improved telemetry, error handling, and UX.

  • Architected serverless ML platform (Lambda, SageMaker) handling 10M+ events/day; 95% success rate with X-Ray and CloudWatch.

  • Built cloud identity service (Kotlin, React, Spring Boot) for driver verification, cutting Flex check-in times 30%.

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Deloitte logo

Deloitte

Business Technology Analyst

June 2018 - December 2018Waterloo, Canada

Shipped growth platform for digital banking, lifting email sign-ups 10%

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Deloitte

Key Achievements

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

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

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Skills & Expertise

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
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