Full Stack Developer

Arena Technical Resources (ATR) is seeking a highly skilled Principal

Software Developer to support the design, development, enhancement, and

maintenance of modern cloud-based applications supporting federal

government initiatives. This individual will play a key role in building

scalable microservices architectures, developing modern web

applications, and driving DevOps best practices within a fully remote, Design, develop, test, and maintain enterprise-level software

applications utilizingJavaandSpring Boottechnologies.

• Develop and support RESTful APIs and microservices architectures.

• Build and maintain modern Angular applications utilizing Angular

19+, TypeScript, JavaScript, CSS/SCSS, PrimeNG, and RxJS.

• Design and deploy containerized applications using Docker, AWS ECS,

and AWS ECR.

• Create and maintain Infrastructure as Code (IaC) solutions utilizing

Terraform.

• Configure and maintain GitLab CI/CD pipelines and DevOps automation

processes.

• Develop database solutions utilizing Oracle 19c and/or PostgreSQL

environments.

• Write, optimize, and troubleshoot complex SQL and PL/SQL queries.

• Collaborate closely with product owners, architects, QA teams, and

stakeholders in Agile/SCRUM environments.

• Develop automated testing solutions utilizing JUnit, Karma, and

related testing frameworks.

• Participate in code reviews and promote software development best

practices.

• Troubleshoot and resolve complex technical issues across

application, database, and cloud environments.

• Contribute to system architecture decisions and technical roadmap

planning.

• Support continuous monitoring, observability, and application

performance optimization initiatives.

requires excellent communication skills, technical leadership

capabilities, and the ability to collaborate effectively with

distributed teams., 5+ years of professional software development experience.

• 5+ years of hands-on Java/J2EE development experience (Java 19+

preferred).

• Strong experience developing REST APIs and Microservices.

• Experience building applications utilizing Spring Framework and

Spring Boot.

• Experience developing front-end applications using:

-Angular 19+

-TypeScript

• JavaScript

• CSS/SCSS

• PrimeNG

• RxJS

• Minimum 2 years of AWS experience, including:

• ECS (Elastic Container Service)

• ECR (Elastic Container Registry)

• Docker image creation and deployment

• Minimum 2 years of experience with Oracle 19c and/or PostgreSQL

databases.

• Strong SQL and PL/SQL development skills.

• Experience with:

• Terraform

• GitLab CI/CD Pipelines

• GitLab Runner

• Docker

• Node.js / NPM

• Maven and/or Gradle

• Experience developing and consuming RESTful Web Services.

• Experience working within Agile/SCRUM development environments.

• Strong written and verbal communication skills.

• Ability to work effectively within a fully remote DevOps team

environment.

Desired Qualifications:

• Experience with:

• OpenTelemetry

• Grafana

• Prometheus

• SonarQube

• Experience with Single Sign-On (SSO) technologies and Okta.

• Experience with Selenium testing frameworks.

• Experience with Bash and/or PowerShell scripting.

• Experience working with JSON and XML data formats.

• Prior experience supporting Federal Government programs.

• Experience operating in Public Trust environments.

• Knowledge of modern application monitoring, observability, and

cloud-native architecture patterns.

• AWS certifications are a plus.

Education:

• Bachelor’s Degree in Computer Science, Information Technology,

Software Engineering, or a related technical field.

• Equivalent combination of education, training, and experience may be

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