---
title: "Karunam Goyal - Back End Engineer in Bengaluru | Tal"
description: "Meet Karunam Goyal, Backend Engineer at CRED | Ex-Flipkart | NIT Kurukshetra based in Bengaluru. AI stack includes claude code, codex, and langgraph."
image: "https://tal.club/meet/karunam-goyal/share-image"
---

# Karunam Goyal on Tal

## Headline

Backend Engineer at CRED \| Ex\-Flipkart \| NIT Kurukshetra

## About

Computer Science undergrad with a strong academic background \(CGPA: 9\.8\)\.

## Location

Bengaluru

## AI stack

claude code

codex

langgraph

langsmith

n8n

openclaw

## Work experience

Back End Engineer at CRED, Dec 2024 \- Present · 1 yr 10 mos, Bengaluru, Karnataka, India

SDE2 at Flipkart, Feb 2023 \- Dec 2024 · 1 yr 11 mos, Bangalore Urban, Karnataka, India, • Was part of the core Flipkart UPI senior team responsible for managing all UPI\-related features and development and as part of the founding team achieved the groundbreaking milestone of 1 million customers in the first week and 10 million users within the first 6 months of product launch\. • Crafted multiple key microservices using Dropwizard from scratch for UPI including User Service, Gateway, UI Adaptation layer, Rewards Manager, Notification service, Auto\-pay, Rate\-limiter module, and Timeout Module serving 10 million customers efficiently at a very high scale\. • Implemented a high\-performance distributed platform utilizing Apache Storm which supports Apache Kafka and Pulsar as stream sources for our critical async capabilities, ensuring scalability and fault tolerance currently on\-boarded with 8 use\-cases including UPI live transaction flow\.

SDE at Flipkart, Jun 2021 \- Feb 2023 · 1 yr 9 mos, Hybrid, • Conducted the first red\-line load testing for the refunds system to handle 10 times the BAU load, identifying bottlenecks and tuning for seamless system operation during peak sale hours\. • Worked on instant refund initiative with Visa Direct, MasterCard Send, and UPI Refunds which reduced the SLA from 3\-5 Business days to 24 hrs\. • Part of critical RBI compliance asks for Tokenisation from the Refunds team\. • Managed critical migrations for refunds systems including VM to K8s migration, DB version upgrade, and DC Migration leading to 50% fewer on\-call incidents\. • Proactive participation during critical moments with external partner outages prevented SLA breaches of over 30\-40k refunds at a time\. • Worked on setting up Azkaban Workflow engine for automating and scheduling multiple jobs

SDE Intern at Flipkart, Jan 2020 \- Jun 2020 · 6 mos, Bangalore, Worked on a standalone project for future gRPC migrations\. Automatic Conversion of already developed REST POJO Models to proto3 IDL\. A library for creating log summary and testing the conversion to move current classes to the proto definition\.

## Education

Bachelor of Technology \- BTech, Computer Engineering, National Institute of Technology, Kurukshetra, Haryana

High School, PCM, DAV Centenary Public School, Sirsa

[View the original profile](https://tal.club/meet/karunam-goyal)

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