Kunal Yadav

Experience

• 

  MIC Tech Business Labs

  Nov 2017 - Aug 2018

  Web Development Intern

  My responsibilities included building the back-end of the MyShikshak website and connecting it to the front-end.The main technologies that I worked with are -1. Node.js - As the backend server for the website2. MySQL - As the database3. AWS - CI/CD pipeline to automatically deploy on development and production systems.

• 

  PayZello

  Nov 2018 - Jun 2019

  Full Stack Developer

  My Responsibilities included - Building the Front-end of the website in React and the Mobile App in React Native.Deploying and managing the application on AWS and building microservices using lambda functions.I also developed a serverless microservice to track emails and email events on a per user level.

• 

  SquadStack

  Jul 2019 - Mar 2022

  Key Accomplishments- Designed and built a scalable data store for Auctm and custom ETL to send data from Amazon Aurora to TimescaleDB.- Migrated our Cloud Infra from Singapore to Mumbai region of AWS via CDK/Cloudformation.- Worked with Ylopo's team to migrate cloud infra across AWS accounts for Ylopo's acquisition of Auctm.- Worked as part of the platform team to improve experience of engineers across the org.Tech Stack:- Python with Django- PostgreSQL- AWS- Docker- Celery Show less Key Accomplishments:- Built Bifrost from scratch - a system that automatically fetches data from CRMs and delivers it to data scientists. Its capable of fetching data for 200k+ leads in a single day (depending on API limits of CRMs). Data Scientists observed a 6-7x increase in productivity. - Worked closely with Data Scientists and automated deployment of ML workflows and models on production systems. (Predicting 4-5k+ leads daily, 200k+ one time)- Managed deployment of Application/Worker Servers on AWS following AWS best practices.- Migrated PostgreSQL from RDS to Aurora RDS.- Integrated logging of multiple systems with ELK stack. Set up APM and created alerts for API SLAs.- Optimized APM and Elasticsearch to capture performance data from the systems of multiple products that send more than 1M+ events every hour.- Created Infrastructure as Code for SquadStack's infra using AWS CDK. Automated creation and destruction of the infra with a single click for Load testing, hence saving hours of manual effort.- Set up JupyterHub for the DS team, onboarded them on it, and integrated it with AWS SageMaker to run Training Jobs- Cost optimization of AWS resources.- Onboarded and Mentored new Engineers Show less

  • Product Engineer II

    Apr 2021 - Mar 2022

  • Product Engineer I

    Jul 2019 - Mar 2021
• 

  Intercom

  Mar 2022 - now

  Responsible for everything Elasticsearch at Intercom as part of Team Datastores.Our Elasticsearch clusters contain more than 350TB of customer data, store more than 300 billion documents, and serve more than 60 thousand requests per second at peak.https://www.intercom.com/blog/optimising-elasticsearch-at-intercom/

  • Product Engineer III

    Apr 2024 - now

  • Product Engineer II

    Mar 2022 - Mar 2024