Java API Developer

Expert Technology Services; Westlake (TX); Hybrid; USD 110,000 - 150,000; Full time

Job summary

Expert Technology Services seeks an experienced Java API Developer to design, build, and maintain Java/Spring applications in a hybrid Southlake, TX setting. You will craft scalable backend services, participate in architectural reviews, and ensure robust testing and automation across the stack.

You will work with Spring Boot, Hibernate, UML, and cloud/messaging technologies, collaborating with cross-functional teams to deliver reliable enterprise solutions on a contract basis.

Qualifications

• Proficient Java developer with strong Spring framework experience.
• Experience designing and implementing scalable backend services.
• Strong testing and API validation skills.
• Familiarity with CI/CD and cloud platforms.

Responsibilities

• Design, develop, and maintain Java-based web and service applications using Java/Spring technologies.
• Build fault-tolerant, scalable backend systems.
• Participate in architecture and design sessions for applications and platforms.
• Conduct testing including API testing and automation.
• Communicate complex technical concepts effectively to diverse audiences.
• Collaborate across teams in a hybrid Southlake, TX environment.
• Leverage Spring Boot, Hibernate, UML, and cloud/messaging tools.

Skills

Java

Spring

REST

CI/CD

Cloud

NoSQL MongoDB

SQL Oracle

Distributed Systems

Testing/Automation

Communication

Tools

Spring Boot

Hibernate

UML

Bamboo

Zephyr

Bitbucket

Shell Scripting

Splunk

Cucumber

Gherkin

Selenium

Appium

SOAPUI

MongoDB

Oracle

SQL

Job description

Job Summary (Java API Developer - Southlake, TX, Hybrid, 6+ Month Contract):

• Design, develop, and maintain Java-based web and service applications using Java/Spring technologies.
• Build highly fault-tolerant and scalable backend systems.
• Participate in collaborative architecture and design sessions for applications and platforms.
• Conduct and support thorough testing, including service/API testing and automation.
• Apply strong problem-solving and analytical skills to deliver robust solutions.
• Communicate technical concepts effectively to both technical and non-technical audiences.
• Work cross-functionally and build effective relationships across various teams and organizational levels.
• Utilize experience with frameworks such as Spring Boot, Hibernate, and tools such as UML.
• Leverage knowledge of cloud technologies (e.g., Pivotal Cloud Foundry) and enterprise messaging platforms (e.g., WMQ, RabbitMQ, Kafka).
• Develop and maintain distributed multi-tier applications, working with both NoSQL (MongoDB) and relational databases (Oracle/SQL).
• Utilize REST API testing tools (e.g., SOAPUI, Advanced REST Client) and test automation frameworks (e.g., Cucumber, Gherkin, Selenium, Appium).
• Participate in CI/CD processes using tools like Bamboo, Zephyr, Bitbucket, Shell Scripting, and Splunk.
• Apply AI experience where required for solution development.
• Must have 7+ years of professional Java web and service development experience.
• Strong interpersonal and people skills, with the ability to work in a hybrid environment in Southlake, TX.