Java Backend Engineer

Compunnel, Inc.; Plano, Northern (TX, KY); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Compunnel, Inc. is seeking a Java Backend Engineer to design, develop, and maintain scalable web applications and cloud-based solutions using Java, Spring, and REST APIs. The role emphasizes microservices, Azure, CI/CD with Jenkins, and SRE practices to build resilient cloud applications.

The position is onsite/hybrid and requires 10+ years of Java experience, strong Spring framework skills, and experience with Oracle and PostgreSQL databases.

Qualifications

• 10+ years of full-stack Java experience.
• 6+ years with Java Spring frameworks, preferably Spring Boot.
• 5+ years with public cloud and cloud-based technologies, Azure preferred.
• 6+ years building REST API-based integrations and microservices architectures.
• Bachelor's degree in a technology-related field such as Computer Science or Engineering.

Responsibilities

• Design, develop, and maintain scalable web applications using Java and Spring-based frameworks.
• Build and consume REST APIs and develop microservices-based integrations.
• Design and implement applications using microservices architecture.
• Develop and support cloud-based applications and technologies, with a focus on Microsoft Azure.
• Integrate applications with messaging technologies such as RabbitMQ, Kafka, or Azure Service Bus.
• Develop applications that interact with enterprise databases such as Oracle and PostgreSQL.
• Participate in CI/CD processes and support automated software delivery using tools such as Jenkins.
• Apply software testing approaches and tools throughout the application development lifecycle.
• Contribute to Chaos Testing and SRE practices to improve application resilience and reliability.
• Collaborate with technical teams to troubleshoot, enhance, and maintain highly scalable and resilient cloud-based applications.

Skills

Java

Spring Framework

REST APIs

Microservices

Azure

Education

Bachelor's degree in Computer Science or Engineering

Tools

Jenkins

RabbitMQ

Kafka

Azure Service Bus

Oracle

PostgreSQL

Job description

The Java Backend Engineer will design, develop, and maintain scalable web applications and cloud-based solutions using Java, Spring, Spring Boot, REST APIs, and microservices architecture. The role requires extensive hands‑on experience with Java development, public cloud technologies with a preference for Microsoft Azure, and enterprise integration. The engineer will contribute to building highly resilient cloud applications while collaborating on CI/CD, testing, messaging, database, and SRE practices. This is an onsite/hybrid position.

Key Responsibilities

• Design, develop, and maintain scalable web applications using Java and Spring-based frameworks.
• Build and consume REST APIs and develop microservices-based integrations.
• Design and implement applications using microservices architecture.
• Develop and support cloud-based applications and technologies, with a focus on Microsoft Azure.
• Integrate applications with messaging technologies such as RabbitMQ, Kafka, or Azure Service Bus.
• Develop applications that interact with enterprise databases such as Oracle and PostgreSQL.
• Participate in CI/CD processes and support automated software delivery using tools such as Jenkins.
• Apply software testing approaches and tools throughout the application development lifecycle.
• Contribute to Chaos Testing and SRE practices to improve application resilience and reliability.
• Collaborate with technical teams to troubleshoot, enhance, and maintain highly scalable and resilient cloud-based applications.

Required Qualifications

• 10+ years of demonstrable experience in full-stack Java programming and building scalable web applications.
• 6+ years of experience with Java Spring-based frameworks and libraries, preferably Spring Boot.
• 5+ years of experience working with public cloud and cloud-based technologies, with Microsoft Azure preferred.
• 6+ years of experience building and consuming REST API-based integrations and microservices architectures.
• Bachelor's degree or equivalent in a technology-related field such as Computer Science or Engineering.

Preferred Qualifications

• Hands‑on experience with messaging technologies such as RabbitMQ, Kafka, or Service Bus.
• Experience building applications using databases such as Oracle and PostgreSQL.
• Solid understanding and experience with CI/CD processes and tools such as Jenkins.
• Experience with software application testing approaches and tools such as JUnit, Cucumber, and Selenium.
• Experience with Chaos Testing and other SRE practices for developing highly resilient cloud-based applications.
• Experience designing and developing applications using microservices architecture.