Summary
Overview
Work History
Education
Skills
Accomplishments
Languages
Stackoverflow
Technical Skillset
Timeline
SoftwareDeveloper

ROHIT KUMAR BARNWAL

Bangalore

Summary

Backend Developer with 4+ years of experience building scalable, event-driven microservices. Proficient in Java, Go, Spring Boot, REST APIs, Kafka, Redis, SQL/POSTGRES, Temporal, and AWS. Solved 500+ DSA problems. Currently targeting backend engineer roles in high-growth tech companies.

Overview

5
5
years of professional experience

Work History

Software Developer

Locus
04.2024 - Current
  • Segregated read/write DB operations to improve application throughput by 30%.
  • Designed asynchronous edits framework to process data in bulk and avoid concurrent write conflicts.
  • Developed payment history tracking module to trace all payment events on an order.
  • Mentored junior developers in coding standards, design patterns, and development workflows.
  • Technologies used: Java, spring boot, REST, mysql, AWS, new relic.

Software Developer

RUPIFI
10.2021 - 04.2024
  • Designed and built 20+ RESTful APIs for payment, credit-line, and order management.
  • Developed and maintained feature store using Go + Temporal to support dynamic rule evaluation.
  • Integrated SMS/WhatsApp APIs (Gupshup, Value First) to build messaging service.
  • Implemented Kafka-based credit line blocking system to handle 30k+ daily events.
  • Optimized POSTGRES queries using indexing and performed inter DB migration using DB-link.
  • Technologies used: Java, spring boot, REST, Hibernate, SQS, Redis, GO, Kafka, Temporal

Data Engineer

TCS
01.2021 - 10.2021
  • Monitored data pipelines and job workflows using APPWORX. And re-triggering the failed workflow, making sure that there is 0 failure at my period work.
  • Wrote efficient SQL scripts for data validation and report generation which reduced overall query time by 40% by using of nested query.
  • Technologies used: APPWORX, SQL Developer

Education

Netaji Subhash Engineering College
Kolkata, India
08.2020

Skills

  • JAVA
  • Spring Boot
  • GOLANG
  • Kratos
  • POSTGRES
  • MYSQL
  • DATA STRUCTURE
  • GIT
  • KAFKA
  • Hibernate
  • METABASE
  • Cloud watch

Accomplishments

  • SPECIALIST in codeforces, https://codeforces.com/profile/rohit_7648
  • Leetcode Profile, https://leetcode.com/rohitkumarbarnwal7648/

Languages

HINDI
ENGLISH

Stackoverflow

stackoverflow.com/users/8518171/rohit-aryan

Technical Skillset

Java, Golang, CPP, Spring Boot, Kratos, Hibernate, Metabase, Open Telemetry, Cloud watch, Signoz, Postgres, Github, Kafka, SQS, JUnit, Jira, Lambda, SQS, Cloudwatch, S3, Microservice

Timeline

Software Developer

Locus
04.2024 - Current

Software Developer

RUPIFI
10.2021 - 04.2024

Data Engineer

TCS
01.2021 - 10.2021

Netaji Subhash Engineering College

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