Tjtanjia Tan
Summary
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RockstarJia Tan is a Staff Security Engineer with 11 years of experience building secure, production-grade systems across Google, Roblox, Snowflake, and now Pure Storage, specializing in cloud and container security, identity, and security data pipelines. She has led cross-team projects for vulnerability management, FedRAMP-ready container controls, workload identity (SPIFFE) adoption, and enterprise SIEM/security data lake designs, combining deep distributed-systems coding skills with practical cloud expertise on GCP and AWS. Notably, she contributed AWS-specific identity and authorization enhancements to the high-profile Istio service mesh, improving credential handling and node agent security. Jia pairs strong technical leadership with clear communication, shipping multi-quarter initiatives that bridge engineering, compliance, and operations.
11 years of coding experience
Github Skills (15)
it-security10
service-mesh10
kubernetes10
go10
aws10
kubernetes-pods10
security10
api-design9
authorization9
pkcs9
user-authentication9
api9
authentication9
authorizations9
apim9
Programming languages (14)
Github contributions (5)
istio/istio
Oct 2017 - Feb 2018
Connect, secure, control, and observe services.
Role in this project:
Security Engineer
Security EngineerContributions:11 commits, 10 PRs, 3 pushes in 4 months
Contributions summary:Tjtanjia primarily contributed to the security aspects of the Istio service mesh project. They integrated AWS-specific security features into the node agent, including the implementation of AWS instance identity document retrieval, signature verification, and integration with the PKCS7 format. Additionally, the user added service account-based authorization and a registry-based authorizer. These modifications enhanced the project's security posture by providing secure credential management and access control.
circuit-breakerenforce-policiesistioapi-managementmicroservice
crazytan/istio
Nov 2017 - Feb 2018
Contributions:43 pushes, 7 branches in 3 months
meshpolyglotistiokubernetesmicroservices
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