Abhijeet Rastogi

This team handles the reverse proxy for LinkedIn at our Point of Presences and Datacentres.

• Primarily works on reverse proxy for LinkedIn, Apache Traffic Server.

• Managing multiple PoPs and reverse proxy at DCs for application servers.

• Custom service discovery built using Go to discover backend services.

• Deploying new PoPs to further decrease page load times.

• Investigating site speed regressions.

This team works on managing our public DNS servers, multiple Content Delivery Networks and synthetic monitoring of our infrastructure.

• Took ownership of multiple PoP ramps.
• Overhauled an internal certificate inventory tool with a completely new backend to support more certificate types
• CDN evaluations before we onboard them to our website

I worked in the hosting team and was involved in bootstrapping a new product around dedicated server hosting for Bigrock. It was a team of two people, me and my manager.

• Managing internal cloud based on Openstack icehouse release used by different teams for testing purposes.
• Day to day administration of dedicated hosting product which is on top of openstack.
• Setting up a new dedicated hosting infra using OpenStack Havana release

This team involed maintaining the email infrasturcture that served millions of users.

• Sole contributor to the log analytics platform using the ELK stack. It was mostly used to search logs and do analytics over email logs for business metrics. I also pushed code to opensource projects namely logstash and grok debugger as and when I found bugs.
• Developing multiple milters in python language for postfix to mark/tag emails and take appropriate actions
• Sole contributor in setting up the Open-Xchange collaboration platform which was released a month before I left the team.
• Move email quota usage store from postgres to Redis so that reads/writes are faster.
• Setting up spamassassin and integrating it with already existing spam solution by writing a custom postfix milter.