Hire Java Developers

Hire Dedicated Java Developers for USA Spring Boot & Enterprise Engineers

Senior Java engineers building high-performance enterprise applications, microservices, and backend APIs with Spring Boot, Hibernate, and Kafka for global businesses. Serving USA businesses with India-based expertise.

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Start in 48 hours

NDA signed before discussions

4.9/5 average developer rating

Pre-vetted — less than 8% acceptance rate

About Our Java Developers

PapaSiddhi Technologies provides dedicated Java developers with enterprise-grade expertise in Spring Boot, Spring Cloud, Hibernate, and microservices architecture. Our Java engineers build robust backend systems for FinTech, healthcare, logistics, and enterprise software companies. They are proficient in Java 17/21 features, reactive programming with Spring WebFlux, messaging with Apache Kafka and RabbitMQ, containerisation with Docker and Kubernetes, and cloud deployment on AWS and Azure. With 4–14 years of Java experience, our developers have delivered mission-critical systems processing high transaction volumes for clients in the USA, UK, Netherlands, and UAE.

Why Choose Us

Spring Boot and Spring Cloud microservices expertise

Java 17/21 modern language features

Apache Kafka and event-driven architecture

Enterprise patterns: CQRS, Event Sourcing, Saga

AWS and Azure cloud-native Java deployments

Java Developer

What Our Java Developers Can Do For You

Build enterprise-grade Spring Boot applications and microservices
Design event-driven systems with Apache Kafka or RabbitMQ
Implement REST and gRPC APIs with Spring MVC or WebFlux
Design database schemas with Hibernate/JPA on PostgreSQL and Oracle
Build reactive systems with Spring WebFlux and Project Reactor
Containerise and orchestrate services with Docker and Kubernetes
Implement security with Spring Security, OAuth 2.0, and JWT
Write comprehensive unit and integration tests with JUnit 5 and Mockito

Get Matched With a Developer

Primary Skills

Java 17/21Spring BootHibernate/JPAPostgreSQLApache KafkaDocker

Adjacent Skills

Spring CloudKubernetesRedisAWSOraclegRPC

Experience Levels

Find the Right Developer Level

Junior Java Developer

1–3 years

Builds features in Spring Boot with supervision. Comfortable with REST endpoints, JPA entities, and JUnit tests.

JavaSpring BootJPAMySQL

Mid-Level Java Developer

3–7 years

Leads backend feature delivery independently. Designs Spring services, Kafka consumers/producers, and database schemas.

Spring BootKafkaDockerPostgreSQLRedis

Senior Java Developer

7–14+ years

Architects distributed Java systems. Leads technical design, performance engineering, and enterprise integration patterns.

MicroservicesKubernetesCQRSSpring CloudPerf

Tech Stack

Technologies & Tools

Java

Spring Boot

PostgreSQL

Kafka

Docker

AWS

Kubernetes

Redis

Why PapaSiddhi

Why Hire From PapaSiddhi?

Enterprise Java Specialists

Our Java developers have worked on mission-critical enterprise systems — not just small CRUD apps.

Deep Technical Vetting

Assessed on Spring architecture, Kafka consumer design, JPA optimisation, and distributed systems concepts.

50–65% Cost Saving

Senior Java engineers at a fraction of US/EU enterprise rates — with the same architectural rigour.

Fast Start

Pre-vetted Java developer profiles in 48 hours. Typical onboarding in 1 week.

Timezone Overlap

Engineered to overlap with USA, UK, EU, and Australia business hours.

Our Hiring Process

From Contact to First Sprint

Share Your Requirements

Tell us the role, tech stack, experience level, and timezone overlap needed. A 15-minute call is often enough to align.

Receive Shortlisted Profiles

Within 24–48 hours we send 2–3 pre-vetted developer profiles matching your exact criteria.

Interview & Select

Interview your preferred candidates via video call. Technical round, culture fit, communication — your call entirely.

Onboard & Start

We handle contracts, NDAs, and tooling access. Your developer typically starts within 1 week of offer acceptance.

Ongoing Support

Your dedicated account manager handles HR, replacements, scaling, and any issues — so you focus only on delivery.

Engagement Models

How You Can Work With Us

Part-Time Developer

A dedicated developer working 4 hours/day, 5 days/week. Perfect for startups or teams that need skilled capacity without a full headcount.

4 hours/day, Monday–Friday
Daily async standups
Overlap with your timezone guaranteed
Month-to-month contract

Full-Time Dedicated Developer

One developer, fully committed to your team. Attends your standups, works your hours, and integrates with your team as a permanent remote colleague.

8 hours/day, Monday–Friday
Attends your standups and sprints
Direct Slack/Teams access
Min. 3-month engagement

Dedicated Team

Two or more developers (with optional PM, QA, and DevOps) working as your complete offshore engineering department.

Developer + QA + optional PM
Integrated sprint ceremonies
Scales up or down monthly
Shared Slack workspace

Who Hires This Role

Is This Role Right for You?

Head of Engineering

FinTech or enterprise product company

Challenge

Need senior Java engineers for high-throughput backend system that cannot afford bugs.

What You Gain

Senior Java developers with enterprise architecture experience integrated into the team.

Industries

Sectors We Serve

FinTech & BankingHealthcare & MedTechManufacturing & ERPTransport & Supply ChainGovernment & Public Sector

FAQs

Frequently Asked Questions

Our developers work primarily with Java 17 (LTS) and Java 21 (LTS). They are proficient in modern Java features: records, sealed classes, pattern matching, text blocks, virtual threads (Java 21), and the Stream API.