# Binam Kayastha > Fullstack Senior Software Engineer. T-Shaped Engineer that’s most experienced in React, Typescript and Python Location: Cambridge, Massachusetts, United States Profile: https://flows.cv/binam https://binam.dev A passionate developer with a huge range of skillsets across tech - a backend, frontend, full-stack, and platform engineer. A results-driven coder, focused on uncovering and solving real problems that have a developer or business impact. A forward looker, who thinks about architecture to anticipate problems and enable future projects. A team player, who enjoys mentoring junior engineers, pair programming, and leading architectural discussions. In my free time I love exploring different technologies and coding productivity apps or configuring my linux home server. I also enjoy rock climbing and biking for fun! ## Work Experience ### Senior Software Engineer @ Klaviyo Jan 2025 – Present | Boston, MA * Worked on Subscription and Consent Management Platform built on React and Python with sharded MySQL databases and RabbitMQ and Kafka Streams. * Built multiprocessing python script to loadtest system at 200k requests per minute * Completed cross-team project to enable whatsapp subscription confirmations * Debugged questions from the Customer Success team ### Senior Software Engineer, Platform Engineering, Fullstack @ Cirkul Jan 2023 – Jan 2025 | Watertown, Massachusetts, United States • Built several authed Typescript Node Express and Python Fast APIs adhering to the OpenAPI standards. • Created a public API with authentication to send events to private Kafka queues, which was used by 2 microservices. • Enhanced observability via Prometheus, Alloy, and Grafana alerts across multiple services reducing the mean time to detect an issue from ~4 hours to ~10 minutes. • Created development environment with virtual Kafka queues, Postgres, and microservices via Tilt and Docker which allowed multiple developers to work on features in parallel, lowered onboarding costs, made it possible to test critical code changes and reduced testing cycle from ~20 minutes to ~1 minute. • Automated shopify product creation pipeline through refactoring, sql query generation, and shopify GraphQL calls for certain product types reducing time to creation from 6 hours to 30 minutes. • Developed various React and Node full-stack internal tools to manage inventory and shipping. • Developed various Python ETL pipelines which synced 3rd party data into Snowflake via webhooks and cronjobs. • Migrated multiple microservice apps from Heroku to EKS enabling observability work. • Migrated CI/CD pipeline from AWS CodeBuild to Github Actions which improved the stability of deployments. ### Senior Software Engineer, 1st Party Sales Engineering, Fullstack @ EverQuote Jan 2021 – Jan 2023 • Built fullstack features React frontend with Relay state hydration and Python GraphQL backend with Postgres. • Optimized Postgres queries through proper indexing using explain analyze queries and monitoring response times. • Developed productivity web apps for insurance agents, enabling streamlined call management and task organization. • Implemented automated callbacks using Twilio, which doubled revenue per lead. • Enhanced observability via Prometheus, Alert Manager, and Grafana across multiple services. • Maintained Postgres to snowflake data pipeline by debugging dbt models and airflow configs. • Mentored junior engineers on different teams through mentorship program giving programming and career advice. ### Senior Software Engineer, Health/Medicare Website Team, Fullstack @ EverQuote Jan 2021 – Jan 2021 • Developed a mobile first responsive multidimensional filtering system for navigating health insurance plans. • A/B tested various frontend React components, to create new functionality and improve conversion rates. • Developed application across multiple microservices written in Typescript and Go with JWT authentication. • Updated versioned Zip to City Go API service used by multiple different microservices. • Mentored intern on a fullstack React frontend Python backend project. ### Senior Software Engineer, Ad Engineering @ EverQuote Jan 2018 – Jan 2021 • Developed Python services, tools, and ETLs to effectively analyze the effectiveness (Click Through Rate, Conversion Rate, Cost per Acquisition, Return On Ad Spend of display and search advertisements to everquote.com. • Designed and implemented a high-performance Ad Server ETL that processed and aggregated large volumes of data (~250 GBs per day) for advanced analytics via Python in memory caching, Firehose, Databricks, and Snowflake. • Owned and scaled a multi-arm bandit Ad Server ($10k/day, 600 req/s), and an Multi Arm Bandit Ad Bidder ($5k/day), driving targeted advertising campaigns and maximizing ROl. • Used Natural Language Toolkit (NLTK) to optimize search ads by identifying and linking common search keywords, resulting in improved ad targeting and click-through rates. ### Student Assistant @ Worcester Polytechnic Institute Jan 2016 – Jan 2017 Held office hours and graded students in multiple classes: • Software Engineering (Java, Agile Development, Scrum, Team collaboration) (2016-2017) • Intro to Python for non-majors (2017) • Operating Systems (Linux kernal development) (2016-2017) • Introduction to Digital Circuit Design (FPGAs) (2016-2017) • Object-Oriented Design Concepts (Java) (2017) • Systems Programming Concepts (C, Linux) (2016) ### IT Helpdesk Specialist @ Worcester Polytechnic Institute Jan 2015 – Jan 2017 • Provided technical support and troubleshooting for staff, faculty, and students at the IT Helpdesk • Took phone calls to help customers and resolve issues promptly by screen sharing • Collaborated with team members to solve issues and learn from each other. • Maintained accurate records of all support requests and resolutions to track trends and improve service quality. ### Software Engineering Intern @ EverQuote Jan 2017 – Jan 2017 | Cambridge, Massachusetts • Created and productionized an Ad Server with autoscaling EC2 instances cached MySQL queries in Redis ($5K/day, 200 req/s) ### MCP Doc Platform Intern 2016 @ Cimpress Jan 2016 – Jan 2016 • Developed a Convolutional Neural Network to accurately locate text in challenging low contrast backgrounds • Created and implemented a program to generate diverse text on images used as the machine learning models training dataset ### Instructor and Tech Coordinator (Internship) @ iD Tech — Camps, Academies & Online Jan 2015 – Jan 2015 | MIT • Taught Java with Minecraft Modding to students aged 10-17 in week-long programs. • Taught Java courses for students aged 13-17 in week-long programs. • Provided technical support to instructors, resolving minor computer issues. ### Sustainability Assistant @ Worcester Polytechnic Institute Jan 2015 – Jan 2015 Hired by the Electrical and Computer Engineering department. Raisied awareness and interest in WPI about sustainability through website and social media. Maintained the website through Reddot CDN ## Education ### Bachelor of Science (B.S.) in Computer Science Worcester Polytechnic Institute Jan 2014 – Jan 2018 ### IB Baccalaureate Kyiv International School Jan 2002 – Jan 2014 ## Contact & Social - LinkedIn: https://linkedin.com/in/binamkayastha --- Source: https://flows.cv/binam JSON Resume: https://flows.cv/binam/resume.json Last updated: 2026-03-22