Sep 2023 – Nov 2023 · 2 mos · Remote

• Authored the following courses
• Build your own HTTP server (https://app.codecrafters.io/courses/http-server)
• Build your own DNS server (https://app.codecrafters.io/courses/dns-server)

Aug 2021 – Jul 2023 · 1 yr 11 mos

• In addition to Staff Engineering responsibilities, I took up SRE role. I had to deal with Consul, Nomad, Vault, Terraform, AWS, Go, python, etc in this role.
• Implemented vertical scaling saving 30% on EC2 costs
• Migrated tooling to Graviton saving more than 50% in cost on various tools
• Fixed issues in logging pipeline reducing the logs generation by more than 60%

May 2019 – Aug 2023 · 4 yrs 3 mos

• Part of the platform team, working/reviewing/maintaing core functionalities that make Shuttl. From time to time was the staff engineer for Consumer, Enterprise, Internal tooling teams for their most important flows/features.
• Setup various workflows like the creation of PRs, the interaction between Staff Engineers and EMs on non-feature tasks, etc
• Formalised code conventions followed at Shuttl.
• Proposed and technically led migration of a few microservice to async flow reducing container count by 80%
• Proposed and technically led rewrite of one of the services reducing code by 75%
• Panned and reviewed various internal libraries from parallel task processing, cron framework, etc
• Proposed and technically led migration to python 3.11 reducing response time in services by upto 25%
• Experimented with Rust as an option for high-performance parts (Tokio, Actix-Web, Diesel, custom DSL for PostGIS operations built on diesel, custom validations setup using validator-rs, etc.)
• Took sessions on Haskell, code design, etc for team members

Jun 2018 – Apr 2019 · 10 mos

• Core contributor in the rewrite of a stressed monolith to numerous microservices. Developed the microservices for Routing management, trip management, bookings, fares, refunds, user authentication, user profile, etc.
• Acted as the primary reviewer for the rewrite
• Created an abstraction layer over Flask for validations, which arguably saved us a tonne of time and code maintenance issue
• Created libraries for geometry computations, timing computations, etc.
• Optimized numerous API flows

Dec 2016 – Jun 2018 · 1 yr 6 mos · Gurugram, Haryana, India

• I did full-stack development at Kayako with a primary focus on backend development. During my tenure there I implemented various features using PHP, JS, Go, Elixer, Ruby, etc. Here are some of the highlights
• Ported a service from PHP to Python
• Reduced the ES query length generated by our system by 30%
• Contributed to various open-source projects like tidyhtml and bluemonday

Jul 2015 – Nov 2016 · 1 yr 4 mos · Gurugram, Haryana, India

• Full stack development, primarily involved with frontend development. Worked on JS (React, Redux, etc..), Java 8, Postgres, AWS.
• Single-handedly created frontend of a trading platform
• Set up deployment pipeline for the trading platform
• Took sessions teaching React and Redux