Harshit Gupta

Backend Software Engineer

4+ yrs exp 89 · Excellent

About

Backend-focused software engineer with 4.5+ years of experience designing RESTful microservices for major companies such as Paylocity, Lowe's, and JPMorgan. Achievements include architecting a platform that handles over 10M monthly requests while improving responsiveness by 70%, earning the Star Performer Award for outstanding performance; led the design of an automated IBOR system that increased operational efficiency by 60% through effective use of gRPC; modernized legacy infrastructure from Spring Boot to Spring WebFlux, achieving a significant reduction in network calls by 50%; and built automated microservice workflows at Paylocity that cut manual intervention by 60%.

Skills & Expertise (46)

Java Advanced

8.0/10

4.5

Years Exp

Apache Kafka Advanced

8.0/10

4.5

Years Exp

Microservice Architecture Advanced

8.0/10

4.5

Years Exp

Spring Boot Advanced

8.0/10

4.5

Years Exp

Spring WebFlux Advanced

8.0/10

Years Exp

RESTful APIs Advanced

8.0/10

4.5

Years Exp

Kubernetes Advanced

8.0/10

4.5

Years Exp

GCP Advanced

8.0/10

4.5

Years Exp

AWS Advanced

8.0/10

4.5

Years Exp

kotlin Advanced

7.5/10

2.5

Years Exp

Python Advanced

7.5/10

4.5

Years Exp

Mockito Advanced

7.0/10

4.5

Years Exp

GitHub Advanced

7.0/10

4.5

Years Exp

Git Advanced

7.0/10

4.5

Years Exp

Agile Advanced

7.0/10

4.5

Years Exp

GitHub Copilot Advanced

7.0/10

Years Exp

Claude Advanced

7.0/10

Years Exp

Design Patterns Advanced

7.0/10

4.5

Years Exp

LLD Advanced

7.0/10

4.5

Years Exp

HLD Advanced

7.0/10

4.5

Years Exp

SQL Advanced

7.0/10

4.5

Years Exp

GraphQL Advanced

7.0/10

Years Exp

gRPC Advanced

7.0/10

Years Exp

Jenkins Advanced

7.0/10

4.5

Years Exp

Hibernate Advanced

7.0/10

4.5

Years Exp

Spring MVC Advanced

7.0/10

4.5

Years Exp

Docker Advanced

7.0/10

4.5

Years Exp

RxJava Advanced

7.0/10

Years Exp

JUnit Advanced

7.0/10

4.5

Years Exp

MongoDb Advanced

7.0/10

4.5

Years Exp

MySql Advanced

7.0/10

4.5

Years Exp

Bitbucket Intermediate

6.0/10

Years Exp

JDBC Intermediate

6.0/10

4.5

Years Exp

Postman Intermediate

6.0/10

Years Exp

Prometheus Intermediate

6.0/10

Years Exp

Grafana Intermediate

6.0/10

Years Exp

DSA Intermediate

6.0/10

4.5

Years Exp

Postgresql Intermediate

6.0/10

Years Exp

Redis Intermediate

6.0/10

Years Exp

Feign Intermediate

6.0/10

Years Exp

JMeter Intermediate

5.0/10

Years Exp

HashiCorp Vault Intermediate

5.0/10

Years Exp

Couchbase Intermediate

5.0/10

Years Exp

Splunk Intermediate

5.0/10

Years Exp

Spinnaker Intermediate

5.0/10

Years Exp

Django Intermediate

5.0/10

Years Exp

Work Experience

Software Engineer

Paylocity

Dec 2025 - Present

Designed automated, event-driven microservice workflows to resolve money-movement issues, cutting manual intervention by 60% and improving operational efficiency across payment systems. Developed internal RESTful tools and services with Retool and Python to streamline payment operations. Accelerated coding, test generation, and PR reviews by integrating Claude and self-hosted local LLMs into the development workflow, improving delivery speed by 60% and reducing code defects by 90%. Delivered 10+ microservice features to production using Java, Spring Boot, Kafka, SQL, Redis, and AWS, supporting money movement and payment operations at scale.

Software Engineer III

JP Morgan Chase

May 2024 - Nov 2025

Architected and led development of a microservice-based IBOR system across 5 teams, cutting record recreation time by 50% and network calls by 60% using Spring WebFlux and gRPC. Upgraded the core IBOR system with reactive Spring WebFlux services, reducing record creation time by 50% and improving throughput by 60% for a high-volume platform. Designed interactive data visualizations with GraphQL and ReactJS, enabling direct data import and reducing downstream screening time by 30%. Integrated GitHub Copilot into the development workflow, accelerating coding and unit test generation to cut PR turnaround time by 50%. Mentored 3 engineers on clean code and system design, improving team delivery speed and facilitating adoption of new technologies. Drove pull request reviews and LLD discussions, raising team-wide code quality and achieving an estimated 30% reduction in defects.

Software Engineer

Lowe's

Nov 2023 - Apr 2024

Launched a new RESTful microservice on GCP using Kotlin and Spring WebFlux, reducing infrastructure costs by 40% and improving end-user responsiveness by 70% for a high-traffic platform. Integrated Kafka messaging and Redis caching into core services, reducing latency by 35% and improving data processing throughput by 25%. Implemented scalable MongoDB data solutions, optimizing query performance and improving overall system efficiency by 30%. Partnered with a cross-functional team of 4 to gather requirements, propose solutions, and deliver features on time while maintaining high engineering quality standards. Earned the Star Performer Award (top 5%) for leading a business-critical application from concept through delivery.

Associate Software Engineer

Lowe's

Nov 2021 - Nov 2023

Optimized backend performance by 75% by implementing reactive programming (RxJava) for non-blocking, multithreaded services. Integrated Kafka for asynchronous messaging, processing millions of messages daily across microservices. Modernized data persistence with MongoDB and Couchbase, improving data retrieval times by 30%. Engineered cloud-native solutions on GCP, improving data processing efficiency and reducing infrastructure costs by 20% through optimized resource allocation and auto-scaling.