Rahul Rathore  ·  Java Spring Boot Developer  ·  3+ yrs

Junior
Noida3+ years experienceremote
Available within 48 hrs

About Rahul

Rahul Gupta is an enthusiastic and technically skilled Java Developer with over 4 years of experience in the IT industry. He has a proven track record in designing and developing microservices architectures, with strong proficiency in Java and Spring Boot. His expertise extends to payment gateway integrations and financial transaction logic, making him a valuable asset in the FinTech domain. Rahul is committed to code quality and optimization practices, ensuring robust and efficient applications.

Core expertise

Java
language
10/10
Spring Boot
backend
10/10
Apache Kafka
backend
9/10
RA
RESTful APIs
backend
9/10
PostgreSQL
database
8/10
Scala
language
8/10
JUnit
testing
8/10
Mockito
testing
8/10

Additional skills(11)

JavaScalaSpring BootPostgreSQLApache KafkaSpringMockitoJUnitReactRESTful APIs

Why hire Rahul?

Production deploy authorityCode reviewerDesigned microservices from scratch

Designed and implemented a complete ERP interface microservice from scratch for a multi-tenancy warehouse system.

Engineered and deployed RESTful APIs using Scala for a banking platform, managing international transactions.

Successfully integrated Stripe payment gateway and developed payment services across banking and e-commerce projects.

Implemented Apache Kafka for asynchronous inter-service communication within a microservices architecture.

Complete ERP interface microservice from scratch (multi-tenancy)

Scala REST APIs for COMVIVA banking with international transactions

Apache Kafka inter-service messaging on SEPHORA omni-retail

Project highlights(4)

FinTech Payment Gateway Integration – Backend Developer

Overview: This project connects banks (BINs) with institutions to generate debit/credit cards. Responsibilities: Designed and implemented RESTful APIs using Scala for data retrieval, manipulation, and frontend integration, ensuring security, performance, and best practices. Worked on day-to-day bug fixing. Implemented payment services and gateway.

JavaScalaSpring BootPostgreSQLRESTful APIsApache Kafka

Key outcomes:

  • Designed and implemented secure and performant RESTful APIs using Scala.

  • Implemented critical payment services and integrated a payment gateway (Stripe).

  • Developed robust validation logic for complex transaction limits.

E-commerce Omni-Retail Platform – Backend Developer

Overview: Contributed to an omni-retail platform aiming to provide a welcoming beauty shopping experience. Responsibilities: Created Listing API on the dashboard Page. Performed Code Quality improvement and optimization.

JavaSpring BootMicroservicesRESTful APIsApache Kafka

Key outcomes:

  • Developed and optimized Listing APIs for the dashboard.

  • Enhanced code quality and introduced automation testing.

Multi-Tenancy Warehouse Management System – Backend Developer

Overview: This multi-tenancy management system facilitates storing products in various warehouse areas. Responsibilities: Designed a complete ERP interface microservice from scratch for the project. Managed incoming and outgoing data from SAP through API.

JavaSpring BootMicroservicesRESTful APIs

Key outcomes:

  • Designed and built a complete ERP interface microservice from scratch.

  • Successfully managed SAP data integration via API.

Educational Platform Examination Service – Backend Developer

Overview: An educational website allowing students to register, learn topics, and take unlimited mock tests based on subscription plans. Responsibilities: Created CRUD APIs for examination service for practice tests.

JavaSpringSpring BootPostgreSQLMockitoJUnitReactRESTful APIs

Key outcomes:

  • Developed core CRUD APIs for the examination service.

  • Enabled retrieval of historical student participation data through dedicated APIs.

3+ years of industry experience

FinTech1 project
  • •FinTech Payment Gateway Integration— Backend DeveloperJava · Scala · Spring Boot · PostgreSQL +2
SaaS / B2B3 projects
  • •Multi-Tenancy Warehouse Management System— Backend DeveloperJava · Spring Boot · Microservices · RESTful APIs
  • •E-commerce Omni-Retail Platform— Backend DeveloperJava · Spring Boot · Microservices · RESTful APIs +1
  • •Educational Platform Examination Service— Backend DeveloperJava · Spring · Spring Boot · PostgreSQL +4
EdTech1 project
  • •Educational Platform Examination Service— Backend DeveloperJava · Spring · Spring Boot · PostgreSQL +4
Logistics & Supply Chain1 project
  • •Multi-Tenancy Warehouse Management System— Backend DeveloperJava · Spring Boot · Microservices · RESTful APIs

Ready to work with Rahul?

Onboard within 48 hours. No long hiring cycles, no recruiter middleman.

At a Glance

LocationNoida
Experience3+ years
Work moderemote
Direct hirePossible
Start within48 hours
From$1,725/ month

Single contract. Billed in USD.

Typically responds within 4 business hours.

5-day replacement guarantee
48-hour onboarding, single invoice
Direct chat — no recruiter middleman

Top Skills

Java
10/10
Spring Boot
10/10
Apache Kafka
9/10
RESTful APIs
9/10
PostgreSQL
8/10
Seniority signals
Owns production deploysGreenfield architectSystem ownerCode reviewer
VerifiedVetted by Witarist
Technical skills assessed & verified
Background & identity checked
English communication verified
Ready to onboard in 48 hours

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Rahul Rathore

Java Developer