Sanjeev  ·  Java Microservices Developer  ·  4+ yrs

Mid-Level
4+ years experienceremote
Available within 48 hrs

Proof of scale

40% decrease in batch processing time
30% reduction in response time
15% reduction in deployment downtime
30% reduction in response time15% reduction in deployment downtime40% decrease in batch processing time

About Sanjeev

Sanjeev is a Java Backend Developer with 4+ years of experience in developing, deploying, and optimizing server-side applications. He has a strong background in microservices architecture and CI/CD processes, ensuring high performance and security in applications.

4+ years of commercial experience in

FinTechE-commerceSaaS / B2B

Skills(18)

JavaSpring BootDockerKubernetesMySQLRedisKafkaRabbitMQJenkinsPrometheusPostgreSQLJWTOAuth2RESTful APIsSpring SecurityGrafanaWebSocketElasticsearch

Why hire Sanjeev?

Production deploy authoritySpearheaded backend architectureImplemented CI/CD pipelines

Reduced response time by 30% through efficient Redis caching and database optimization.

Achieved a 15% reduction in deployment downtime by establishing robust CI/CD pipelines.

Decreased batch processing time by 40% for high-volume data using Spring Batch.

Architected microservices-based systems leveraging Kafka for improved application scalability.

Strengthened application security by implementing Spring Security, OAuth2, and JWT.

Project highlights(6)

E-commerce Order Platform – Java Backend Developer

Overview: Designed backend services for a high-traffic e-commerce platform, improving order processing and inventory management capabilities. Responsibilities: Integrated payment gateways and third-party services, enabling a seamless checkout experience. Leveraged RabbitMQ for asynchronous processing of order updates and notifications, improving user engagement. Utilized Redis for session storage and frequently accessed data, reducing database load by 30%. Developed and optimized database schemas in PostgreSQL, achieving efficient data access and improved query performance.

JavaSpring BootRabbitMQRedisPostgreSQL

Key outcomes:

  • Reduced database load by 30% using Redis for session storage and frequently accessed data.

  • Achieved efficient data access and improved query performance through optimized PostgreSQL schemas.

Mobile Banking Backend – Java Backend Developer

Overview: Designed a secure and efficient backend for a mobile banking app, managing user accounts, transactions, and loan information. Responsibilities: Employed JWT and OAuth2 for secure user authentication, ensuring data privacy and protection. Used Redis and MySQL for data storage, enabling fast retrieval and secure storage of banking information. Integrated Kafka to handle high-volume transaction data, providing real-time updates for users.

JavaSpring BootJWTOAuth2RedisMySQLKafka

Key outcomes:

  • Ensured data privacy and protection using JWT and OAuth2 for secure user authentication.

  • Enabled fast retrieval and secure storage of banking information using Redis and MySQL.

Customer Data Management System – Java Backend Developer

Overview: Architected and implemented a microservices-based system to manage customer data. Responsibilities: Designed and optimized RESTful APIs for seamless client-side integration, enhancing application reliability and performance. Used Redis caching for frequently accessed data, reducing response time and server load by 40%. Established secure user authentication and authorization using JWT and Spring Security.

JavaSpring BootKafkaRESTful APIsRedisJWTSpring Security

Key outcomes:

  • Reduced response time and server load by 40% using Redis caching.

  • Established secure user authentication and authorization using JWT and Spring Security.

DM-OMS – Java Developer

DM-OMS — backend for high-traffic e-commerce + order processing + inventory + RabbitMQ + payment gateways.

JavaSpring BootRabbitMQRedisPostgreSQLKubernetes

Key outcomes:

  • Reduced database load by 30% using Redis for session storage and frequently accessed data

  • Achieved efficient data access and improved query performance through optimized PostgreSQL schemas

  • Implemented automated testing and CI/CD workflows, ensuring high-quality code and rapid deployment

DM-FINNACLE – Java Developer

DM-FINNACLE — secure mobile banking app backend + user accounts + transactions + loans + JWT + OAuth2 + Redis cache.

JavaSpring BootJWTOAuth2RedisMySQLKafkaPrometheusGrafana

Key outcomes:

  • Ensured data privacy and protection using JWT and OAuth2 for secure user authentication

  • Enabled fast retrieval and secure storage of banking information using Redis and MySQL

  • Handled high-volume transaction data with Kafka, providing real-time updates

Industry experience

FinTech

4 projects
  • •E-commerce Order Platform— Java Backend DeveloperJava · Spring Boot · RabbitMQ · Redis +1
  • •Mobile Banking Backend— Java Backend DeveloperJava · Spring Boot · JWT · OAuth2 +3
  • •DM-OMS— Java DeveloperJava · Spring Boot · RabbitMQ · Redis +2
  • •DM-FINNACLE— Java DeveloperJava · Spring Boot · JWT · OAuth2 +5

E-commerce

2 projects
  • •E-commerce Order Platform— Java Backend DeveloperJava · Spring Boot · RabbitMQ · Redis +1
  • •DM-OMS— Java DeveloperJava · Spring Boot · RabbitMQ · Redis +2

SaaS / B2B

1 project
  • •E-commerce Order Platform— Java Backend DeveloperJava · Spring Boot · RabbitMQ · Redis +1

Ready to work with Sanjeev?

Schedule an interview and onboard within 48 hours. No long hiring cycles.

At a Glance

Experience4+ years
Work moderemote
Starting from₹1.7 L/mo
Direct hirePossible
Start within48 hours
From₹1.7 L/ month

Single contract. No agency markup confusion.

Typically responds within 4 business hours.

5-day replacement guarantee
48-hour onboarding, single invoice
Direct chat — no recruiter middleman
Seniority signals
Owns production deploysGreenfield architectSystem owner
VerifiedVetted by Witarist
Technical skills assessed & verified
Background & identity checked
English communication verified
Ready to onboard in 48 hours

Not sure if this is the right fit?

Tell us your requirements and we'll match you with the best candidates.

Sanjeev

Java Developer