Summary
Overview
Work History
Education
Skills
Certification
Additional Information
Accomplishments
Timeline
Generic
Gaurav Kolleru

Gaurav Kolleru

Hyderabad

Summary

  • 10+ years of experience designing and delivering scalable, high-performance enterprise applications using Core Java (J2SE, J2EE) and Spring Framework (Boot, MVC, WebFlux, Cloud, Security).
  • Proven expertise in Microservices Architecture, AWS Cloud (EC2, S3, Lambda, DynamoDB, API Gateway, EKS, ECS), Kubernetes, and Docker for building resilient and secure cloud-native systems.
  • Skilled in observability and monitoring using OpenTelemetry, Prometheus, and Grafana.
  • Hands-on experience with relational and NoSQL databases: MySQL, PostgreSQL, MongoDB, and Redis.
  • Adept at optimizing architectures, reducing operational costs, and driving agile delivery in complex technical environments.

Overview

11
11
years of professional experience
1
1
Certification

Work History

Senior Software Engineer

JPMorgan&Chase
Hyderabad
02.2021 - Current
  • Project Overview: Photon (PaaS)
  • Designed and implemented microservices-based architectures using Spring Boot, Spring Cloud, and Kubernetes, improving system scalability and maintainability.
  • Led AWS cloud adoption (EC2, Lambda, S3, EKS, ECS, DynamoDB, SQS), reducing operational costs by 20% and improving system reliability.
  • Implemented observability solutions using OpenTelemetry, Prometheus, Grafana, enabling proactive monitoring and faster incident resolution.
  • Developed RESTful APIs and integrated messaging solutions (Kafka, MQ) to ensure seamless communication between services.
  • Mentored junior developers and conducted code reviews to ensure adherence to best practices and

Senior Engineer Product & Platform

MasterCard
Pune
08.2019 - 01.2021
  • Project Overview: The Mastercard Farmer Network (MFN) is a platform that digitizes marketplaces, payments, workflows, and farmer financial histories within the agriculture sector.
  • Following the Scaled Agile methodology for project implementation.
  • Using Java 1.8, Spring WebFlux, JPA, Redis cache, JOSE, Postgres, and Apache Camel at the backend to develop seven microservices.
  • Using Angular 8 on the front-end GUI, which also consumes many microservice endpoints for data consumption.
  • Using Maven and Gradle for building code, and Mockito for JUnit testing.
  • Using Jenkins for project building, GitLab for code review, and SonarQube for code quality, code coverage, and bug identification.

Software Developer

Bitwise Solutions
Pune
01.2015 - 01.2019
  • Project Overview: Global Network Analytics (GNA) comprises six different web application tools that facilitate Discover Financial Services in managing merchants, acquirers, and card-related information.
  • Debit Acceptance Tool (DAT) - Through this tool, discover identifies the merchants that are accepting or not accepting Discover cards.
  • Debit Referral Form (DRF) - This tool is used to take feedback from the users who use the discovered debit card as a payment option but are unable to complete their transaction due to any issue.
  • Discover Campaign Central (DCC) - This tool is used by the Financial Department of Discover Bank, in which they run many campaigns in order to convince the merchants to use Discover cards.
  • International Merchant's Registration (IMR) - This tool is used for the registration of all the merchants from different countries that are boarded by various acquirers in the tool.
  • OnUS (MSA Pricing) - This tool is used by the Financial Department of Discover Bank to check the progress of Discover credit cards and give various offers to merchants and acquirers.
  • High Impacting Merchants (HIM) - In this tool, Discover will pay a rebate to high-impacting merchants whose monthly volume crosses the threshold value.
  • Technology Used: Java 1.7, Spring MVC, Spring Boot, JPA, Struts, MySQL, Jasper Reports, JSP.

Education

B.E. - Information Technology

Shri Shankara Charya Group of Institution (SSGI)
01.2015

H.S.C -

New Little Flower
01.2011

S.S.C -

Maharishi Vidya Mandir
01.2009

Skills

  • Languages & Technologies: Core Java (J2SE), J2EE, REST, Microservices, Spring Framework (Boot, MVC, WebFlux, Cloud, Security), Hibernate, JWT, JOSE
  • Cloud & DevOps: AWS (EC2, S3, Lambda, DynamoDB, API Gateway, EKS, ECS), PCF, Kubernetes, Docker, Observability (OpenTelemetry, Prometheus, Grafana)
  • Databases: MySQL, PostgreSQL, MongoDB, DynamoDB, Redis
  • Web & Frontend: Angular 8, HTML, CSS, JSP
  • Messaging & Integration: Kafka, Message Queues, Apache Camel
  • Tools & IDEs: Eclipse, IntelliJ IDEA, STS, NetBeans, Maven, Gradle, Jenkins, SonarQube, Postman, PuTTY, GitLab, SVN, Rally
    Data Formats: JSON, XML, Excel

Certification

  • Advanced Certificate Program in Cloud Computing from IIIT Bangalore
  • AWS Cloud Practitioner
  • AWS Developer Associate
  • AWS Solutions Architect Professional

Additional Information

  • Received Certificate of excellence for demonstrating Passion and Excellence in Collaboration,
  • Received client appreciations for providing support on critical issues
  • Worked as volunteer of Bitwise Foundation for Paraplegic Re-Habitation Center for personnel of the Defense Force of India who were medically boarded out of service due to spinal cord injury while serving nation

Accomplishments

  • Received a certificate of excellence for demonstrating passion and excellence in collaboration

Timeline

Senior Software Engineer

JPMorgan&Chase
02.2021 - Current

Senior Engineer Product & Platform

MasterCard
08.2019 - 01.2021

Software Developer

Bitwise Solutions
01.2015 - 01.2019

B.E. - Information Technology

Shri Shankara Charya Group of Institution (SSGI)

H.S.C -

New Little Flower

S.S.C -

Maharishi Vidya Mandir

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