Eric Wang

About

Infrastructure engineer based in Sydney with about twenty years (since 2006) in production operations. I build, run, debug and secure production infrastructure, and I care about the trade-offs between reliability, performance, security, cost and maintainability.

Experience (by phase, not by employer)

Enterprise Unix/Linux and data-centre operations

Large bank · 2006–2017

Physical servers, OS hardening, change control, and the operational habits that come from running systems people’s money depends on.

Big data and DevOps/SRE

Consulting-style engineering team · 2017–2023

AWS, Terraform, Ansible, Kubernetes, Kafka, Spark and Python services.

Trading infrastructure: SRE, Infra Engineer, DevOps

Trading firm · September 2023–present

Building and operating latency-sensitive infrastructure on AWS: platform, delivery, observability, network connectivity, access control and data-platform integration.

Working style

• Production reality beats diagrams.
• Every decision is a trade-off, and I write the trade-off down.
• Security and performance are designed together.

Languages

English, Mandarin Chinese