Sunil  ·  Senior Java Spring Boot Developer  ·  9+ yrs

Senior
Gurgaon9+ years experienceremote
Available within 48 hrs

About Sunil

Sunil is a seasoned software developer with extensive experience in building scalable applications using Java and Spring Boot. He has a proven track record of managing the full software development lifecycle, from design to deployment, particularly in cloud environments like AWS. His expertise in microservices and RESTful APIs has enabled him to deliver robust solutions across various industries, including healthcare and e-commerce.

Core expertise

Java
language
10/10
Spring Boot
backend
10/10
MySQL
database
9/10
AWS
cloud
8/10
React
frontend
8/10

Additional skills(19)

JavaSpring BootAWSAngularMySQLHibernateEclipseJPASpringBootstrap

Why hire Sunil?

Production deploy authorityMentored 5+ juniorsManaged secure REST API communication

Designed and deployed microservices for enterprise insurance platforms.

Implemented advanced design patterns like CQRS and SAGA for scalable systems.

Managed full SDLC including deployment, unit testing, and performance tuning.

Contributed to full-stack development and delivered critical components for diverse client needs.

Successfully developed and deployed microservices for enterprise insurance platforms.

Implemented CQRS and SAGA patterns to improve system scalability and workflow orchestration.

Built and maintained healthcare service applications with robust backend architecture and data integrity.

Project highlights(7)

Healthcare Insurance System – Senior Software Developer

Overview: An advanced health insurance system supporting complex workflows for customer onboarding, claims, underwriting, and policy administration. Responsibilities: Developed and deployed microservices for enterprise insurance platforms, ensuring scalability and performance.

JavaSpring BootMicroservicesRESTful APIsAWS

Key outcomes:

  • Successfully developed and deployed microservices for enterprise insurance platforms.

  • Implemented CQRS and SAGA patterns to improve system scalability.

Healthcare Service Management – Product Developer

Overview: A comprehensive healthcare application to manage patient records, appointments, and service workflows. Responsibilities: Developed backend modules using Spring Boot and integrated Angular-based front-end interfaces.

JavaSpring BootRESTful APIsAngular

Key outcomes:

  • Developed backend modules and ensured integration with front-end.

  • Managed secure REST API communication for sensitive patient data.

E-commerce Subscription Management – Software Development Engineer-I

Overview: A subscription management service enabling users to subscribe to magazines and digital newspapers on monthly or yearly terms. Responsibilities: Developed backend services to handle subscription lifecycle and renewals, integrated payment processing, and deployed services to AWS EKS.

JavaSpring BootAWSMySQL

Key outcomes:

  • Developed comprehensive backend services for subscription lifecycle management.

  • Managed deployments on AWS EKS with container workflows.

InfinityBook - Japan & Cafe – Senior Software Engineer

InfinityBook Japan & Cafe — Japanese bookstore + cafe + Spring Boot + Hibernate ORM + microservices.

JavaHibernateSpring BootMySQLSVNEclipseMicroservices

Key outcomes:

  • Developed comprehensive full-stack modules for integrated platform.

  • Contributed to microservices architecture for efficient data flow.

  • Ensured cloud infrastructure security and optimized usage.

SLA Tracking System – System Engineer

SLA Tracking System — Bank complaint registration + auto-escalation + real-time.

JavaSpring BootJPAMySQL

Key outcomes:

  • Developed key modules for SLA complaint management, including auto-escalation.

  • Designed real-time tracking APIs for service requests.

  • Integrated with back-office systems for streamlined fulfillment.

9+ years of industry experience

Insurance1 project
  • •Healthcare Insurance System— Senior Software DeveloperJava · Spring Boot · Microservices · RESTful APIs +1
HealthTech3 projects
  • •Healthcare Insurance System— Senior Software DeveloperJava · Spring Boot · Microservices · RESTful APIs +1
  • •Healthcare Service Management— Product DeveloperJava · Spring Boot · RESTful APIs · Angular
  • •Hospital Appointment System— System EngineerJava · Spring · JPA · Bootstrap +2
SaaS / B2B4 projects
  • •Healthcare Insurance System— Senior Software DeveloperJava · Spring Boot · Microservices · RESTful APIs +1
  • •Healthcare Service Management— Product DeveloperJava · Spring Boot · RESTful APIs · Angular
  • •Hospital Appointment System— System EngineerJava · Spring · JPA · Bootstrap +2
  • •Subscription Project— Software Development Engineer-IJava · Spring Boot · JPA · MySQL +5
Banking1 project
  • •SLA Tracking System— System EngineerJava · Spring Boot · JPA · MySQL

Ready to work with Sunil?

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

At a Glance

LocationGurgaon
Experience9+ 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
MySQL
9/10
AWS
8/10
React
8/10
Seniority signals
Owns production deploysGreenfield architectSystem ownerCode reviewerMentor / leads juniors
VerifiedVetted by Witarist
Technical skills assessed & verified
Background & identity checked
English communication verified
Ready to onboard in 48 hours

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Sunil

Java Developer