Leon Yao Email & Phone Number

Platform Engineering

Shanghai City, China

Onboarded FedRAMP environmentEnhanced release review processes on database changesDelivered Buffet, developer self service platform (chatbot)Delivered Observerbility FrameworkEstablished Virtual SRE community

Shanghai City, China

Switched the feature-based to trunk-based development (release cycle time reduced from 1.5 months to 2 weeks)Onboarded the immutable deployment pipeline based on AMI (config differences get controlled and potential issues could be caught in staging before they become real problems in production)Completed the SOC 2 auditMoved to container-based deployment pipeline (from EC2 to ECS to reduce footprint)Delivered the frontend integration testing environment for teams in other sites… Show more Switched the feature-based to trunk-based development (release cycle time reduced from 1.5 months to 2 weeks)Onboarded the immutable deployment pipeline based on AMI (config differences get controlled and potential issues could be caught in staging before they become real problems in production)Completed the SOC 2 auditMoved to container-based deployment pipeline (from EC2 to ECS to reduce footprint)Delivered the frontend integration testing environment for teams in other sites (multiple versions could be tested in parallel without interruptions)Completed the front-end and back-end decouplingBuilt the APM dashboards using New RelicPerformed the capacity load testing in the production environmentIntegrated the feature flag solution based on LaunchDarklyIntegrated the distributed tracing solution based on Lightstep Show less

Beijing City, China

Brought the Gluon infrastructure from AWS US to AWS ChinaBuilt a dynamic knowledge base for online incident sharing across teams (especially for the Hyderabad team)Delivered the auto remediation workflow (Most of the known issues are handled by this system, PagerDuty alerts have been reduced by 90%)Deployed the ChatOps based on Hubot (MTTR has been largely reduced by granting the mobility to the on-call engineers)Published the WeFire US (全民突击海外版) together with the LightSpeed… Show more Brought the Gluon infrastructure from AWS US to AWS ChinaBuilt a dynamic knowledge base for online incident sharing across teams (especially for the Hyderabad team)Delivered the auto remediation workflow (Most of the known issues are handled by this system, PagerDuty alerts have been reduced by 90%)Deployed the ChatOps based on Hubot (MTTR has been largely reduced by granting the mobility to the on-call engineers)Published the WeFire US (全民突击海外版) together with the LightSpeed Studio from Tencent Show less

Beijing

SRE for ETERNITY WARRIORS 3&4Released DEER HUNTER and CONTRACT KILLER in China

Beijing

Supervisor of 3 teams Corporate IT (Helpdesk) Studio Tools (DevOps) Live Operations (SRE)

Beijing

Delivered the Software Development Tool Chain for iOS and Android (CI/CD)Built the local HA infrastructure based on Virtualization Technology (KVM)Migrated online infrastructure from bare metal to cloud computing platform (AWS)

Beijing

Linux System Administrator managing the online infrastructure (6000+ boxes)(online changes and incident handling)

Beijing

Linux System Administrator supporting the Android Development Tool Chain (CI/CD and local IDE)(helping 3000+ developers in China R&D shift from Symbian to Android development)

Beijing

L2 System Administrator