Subramani Shankar

Overview

Founder & CEO of Cairn Works, working on B2B payments. Grew the team to 58 people across 4 countries. Before that: Larsen & Toubro and BrowserStack. Most at home with B2B sales and product. I write a small newsletter about B2B payments.

Experience

1. Founder & CEO

   Feb 2022 - Present
   Cairn Works · 4 yr 8 mo · Full-time · Bengaluru, India
   • Took Cairn Works from zero to $1 million ARR.
   • Signed 205 paying customers, 21 of them enterprises.
2. Senior Engineering Manager

   Mar 2019 - Feb 2022
   Larsen & Toubro · 2 yr 11 mo · Full-time · Bengaluru, India
   • Reduced cloud spend on product security by 41% in two quarters.
   • Cut p99 latency on the product security services from 832ms to 154ms.
3. Senior Software Engineer

   Sep 2015 - Mar 2019
   BrowserStack · 3 yr 6 mo · Full-time · Bengaluru, India
   • Brought on-call pages for search down from 18 a week to 2.
4. Staff Backend Engineer

   Dec 2012 - Sep 2015
   McKinsey & Company · 2 yr 9 mo · Full-time · Bengaluru, India
   • Mentored 15 engineers through their first promotion.
   • Moved 66% of storage traffic off a legacy monolith without a customer-facing incident.
5. Director of Engineering

   Sep 2010 - Nov 2012
   Walmart Global Tech · 2 yr 2 mo · Full-time · Bengaluru, India
   • Shipped a rewrite that took build times from 17 minutes to under 4.

Projects

No references yet.

Education

1. NIT Surathkal

   B.Tech, Computer Science
   2005 - 2009