Java Developer

RESOURCESOFT, INC.; Denver (CO); On-site; USD 120,000 - 150,000; Full time

Job summary

Resourcesoft, Inc. in Denver, CO is seeking a Senior Java Developer to design, build, and maintain enterprise Java applications using modern SDKs including Java 21, Spring Boot, and RESTful services.

You will integrate AWS services, develop REST APIs, and contribute to CI/CD pipelines with GitLab, while supporting lightweight frontend work with Thymeleaf and web technologies where needed.

Qualifications

• 5+ years developing Java applications, including modern SDK versions (Java 21).
• Proficiency with Spring Boot and the broader Spring Framework for backend development.
• Experience designing, building, and consuming REST APIs with JSON-based patterns.
• Experience with AWS services such as ECS, API Gateway, and DynamoDB.
• Experience with GitLab source control and GitLab CI/CD pipelines.
• Excellent verbal and written communication skills.

Responsibilities

• Design, develop, test, and maintain Java-based applications using modern SDK versions.
• Build and enhance applications with Spring Boot and the Spring Framework.
• Develop and maintain REST APIs and JSON-based integrations.
• Support smaller web applications using Thymeleaf, HTML, CSS, and JavaScript.
• Work with AWS infrastructure, including ECS, API Gateway, and DynamoDB.
• Build, maintain, and troubleshoot CI/CD pipelines, and support infrastructure-as-code efforts using Terraform.

Skills

Java (5+ yrs)

Spring Boot

REST APIs

AWS

GitLab CI/CD

Communication

Tools

Terraform

GitLab

Job description

Requirements

• 5 or more years of experience developing applications with Java, including Java 21 or recent SDK versions.
• Proficiency in Spring Boot and the broader Spring Framework for backend application development.
• Experience designing, building, and consuming REST APIs with JSON-based integration patterns.
• Experience with AWS services such as ECS, API Gateway, and DynamoDB.
• Experience with GitLab source control and GitLab CI/CD pipeline development and troubleshooting.
• Excellent verbal and written communication skills.

Responsibilities

• Design, develop, test, and maintain Java-based applications using modern Java SDK versions.
• Build and enhance applications using Spring Boot and the Spring Framework.
• Develop and maintain REST APIs and JSON-based integrations.
• Support smaller web applications using Thymeleaf, HTML, CSS, and JavaScript.
• Work with AWS infrastructure, including ECS, API Gateway, and DynamoDB.
• Build, maintain, and troubleshoot CI/CD pipelines, and support infrastructure-as-code efforts using Terraform.

Founded in 1999, Resourcesoft, Inc. is a leading Technology Consulting and Professional Services organization. Headquartered in Marlborough, MA, the company serves the technology needs of its clients nationwide. Resourcesoft has often been recognized by prominent rating agencies for its exemplary growth and stability. With over two decades of industry experience, the Company has evolved as a front runner in enabling project optimization. We partner with leading organizations to provide technology solutions within the financial, insurance, education, government, publishing, healthcare and pharmaceutical domains. We take pride in mentoring a workforce that is well positioned to respond to the emerging IT trends and needs. With the employees at the crux of every business endeavor, our success is driven by our expertise in pairing the right talent with the best jobs in the technology sector. We forge long term, personalized relationships with our employees to advance their career to the next level. We engage them in technology centric client projects that provide opportunities for them to evolve, innovate and deliver world class products and services. Our career opportunities offer challenging assignments and exposure to emerging and cutting edge technologies. We are committed to providing our employees with the tools necessary to accelerate their career progression, while maintaining a healthy, work-life balance. We are deeply committed to providing a workplace ambience that is both challenging and fulfilling.

Resourcesoft is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.

For more information about Resourcesoft and our services, please visit our website.