Mid level Java Backend Developer -w2

GBIT (Global Bridge InfoTech Inc); Richardson (TX); Hybrid; USD 95,000 - 135,000; Full time

Job summary

GBIT (Global Bridge InfoTech Inc) in Richardson, TX is seeking a mid-level Java Backend Developer to design, build, and maintain scalable backend services using Java and Spring Boot. This role requires hands-on coding and a focus on robust REST APIs, microservices, and cloud-ready architectures, with hybrid work and onsite interviews.

The ideal candidate will have strong Java fundamentals, experience with concurrency, SQL databases, messaging systems like Kafka, and modern DevOps tooling (Git,

Qualifications

• Hands-on backend engineer with strong Java fundamentals (Java 8/11/17) and OOP design.
• Solid Spring Boot and microservices experience with REST API design.
• Proficient in relational databases and SQL; understands query optimization and transactions.
• Familiar with CI/CD tooling and cloud basics; able to troubleshoot in production.

Responsibilities

• Design, develop, and maintain scalable backend applications and microservices using Java and Spring Boot.
• Build new backend features, optimize performance, and ensure robust REST APIs and messaging integration.
• Implement asynchronous processing and concurrent solutions using Java concurrency frameworks.
• Write clean, testable code, participate in code reviews, and contribute to CI/CD improvements.

Skills

Core Java

Java Concurrency & Multithreading

Spring Framework

REST API design

Microservices

SQL Databases

Messaging

CI/CD

JUnit/Mockito

Cloud basics

Problem solving

Agile / Scrum

Tools

Maven/Gradle

Git

Jenkins

Docker

Kubernetes

SonarQube

API testing tools

Job description

Mid level Java Backend Developer -W2 only.

Location: Hybrid/Onsite with onsite interviews. Need locals only.

Inperson interviews mandatory. First round in Irving (prime vendor) and second at Richardson (client)

Note: We are looking for a strong hands-on backend engineer with deep expertise in Java fundamentals, Spring, databases, messaging, and CI/CD—not someone whose experience is primarily focused on architecture or system design.

Primary Technology Stack

• Java
• Spring Boot
• Microservices
• REST APIs
• Git & CI/CD

The expectation is that the selected candidate is comfortable developing enterprise-scale backend applications and understands modern cloud-native development practices.

Required Skills

• Strong expertise in Core Java (Java 8/11/17), including Collections, Streams, Generics, Exception Handling, JVM, Memory Management, and Design Patterns.
• Solid experience with Java Concurrency & Multithreading, including Threads, Runnable, Callable, Executor Framework, CompletableFuture, Synchronization, Locks, Concurrent Collections, Thread Pools, Atomic Classes, and Parallel Streams.
• Strong hands‑on experience with the Spring Ecosystem: Spring Boot, Spring MVC, Spring Data JPA, Spring Security, Spring Cloud, Dependency Injection, Spring Actuator, and REST API development.
• Experience designing and developing Microservices, RESTful APIs, distributed systems, and event‑driven architectures.
• Strong SQL and database experience with PostgreSQL, Oracle, MySQL, or SQL Server, including query optimization, indexing, and transaction management.
• Hands‑on experience with messaging technologies such as Apache Kafka, RabbitMQ, ActiveMQ, or JMS.
• Experience with CI/CD and DevOps tools, including Git, Maven/Gradle, Jenkins or GitHub Actions, Docker, Kubernetes, and SonarQube.
• Experience with JUnit, Mockito, integration testing, and API testing.
• Exposure to cloud platforms such as AWS or Azure is preferred.
• Strong debugging, problem‑solving, and production support experience in Agile environments.

Responsibilities

• Design, develop, and maintain scalable backend applications and microservices using Java and Spring Boot.
• Build new backend features, enhance existing functionality, and optimize application performance.
• Develop and integrate REST APIs, messaging solutions, and database components.
• Implement asynchronous and concurrent processing using Java concurrency frameworks.
• Write clean, maintainable, and testable code following best practices.
• Participate in code reviews, troubleshooting, production support, and CI/CD pipeline improvements.
• Collaborate with cross‑functional Agile teams to deliver high‑quality software.