Balbir Singh

// Site Reliability | DevOps | Platform | Infrastructure

Currently working as a Staff Site Reliability Engineer. Driven by curiosity and a relentless pursuit of knowledge.

balbir@googlealumni.com

$ cat career_timeline.log

Staff SRE @ Guidewire Software Inc

January 2023 - Present

> Program lead for Guidewire Production Readiness (GPR) to assess and provision new services to production
> Migrating legacy workloads to next‑gen Kubernetes platform (LHS to RHS)
> Built DR solution reducing RTO (Recovery Time Objective ) from 6h → 30min
> Ensured 99.99% uptime across 200+ microservices by optimizing Kubernetes clusters and implementing automated health checks
> Mentor and provide guidance to distributed team of senior SREs (US, EMEA & APAC)

www.guidewire.com

Infrastructure Egnineer @ Groupon Inc

August 2015 - January 2023

> Program lead for load balancer infrastructure which was processing 10K RPS
> Leading the effort to migrate on‑prem services our cloud partner AWS
> Building and maintaining a resilient, secure, and efficient SaaS application platform to meet established SLA
> Analyze system performance, identify problems, design, develop, and implement solutions
> Program lead for load balancer infrastructure which was processing 10K RPS

www.groupon.com

Senior Site Reliability Engineer @ Thermo Fisher Scientific

April 2014 - July 2015

> Working on Amazon Web Services as a Cloud Computing Infrastructure
> Mentor for the new joinee and the junior people in the team
> Ensure scalability and reliability of production servers
> Automated the infra using Chef and Cloud Formation

www.thermofisher.com

Team Lead ‑ Site Reliability Engineering @ LinkedIn

November 2011 - February 2014

> Assist in the roll‑out and deployment of new product features and installations to facilitate our rapid iteration and constant growth
> Develop tools to improve our ability to rapidly deploy and effectively monitor custom applications in a large‑scale UNIX environment
> Served the role of Technical escalation Manager during the India TZ
> Build the team of 10 and started NOC Operation from Bangalore office

www.linkedin.com

IT Engineer @ Cisco Systems

September 2010 - November 2011

> SME of messaging Infrastructure for Tibco implementation of JMS. I also supported the business environment including BPIM and WSG
> Migration of business critical application from SJ to RCDN data center
> Designed and automated DR, reducing failover time from hours to minutes in RTP data center

www.cisco.com

Production Engineer @ Yahoo!

March 2008 - August 2010

> Installing, Configuring and deploying the RedHat and FreeBSD server
> Ensuring uninterrupted data flow across pipelines and delivering data to customers within SLA
> Providing end to end support – building system, application installation, testing, cluster management & validating Data delivered

www.yahoo.com

Associate System Administrator @ Google

July 2007 - January 2008

> LTSP – Deployed LTSP as the linux solution for the thin client in training department and removed citrix and windows terminal server for efficient cost and reduced the complexity of license agreement
> Installation, Upgradation, Administration and Packaging of Apache Web Server 2.0.54 to 2.2.4 for the Corporate Intranet Web Server

www.google.com

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