Full-Stack Developer

Vamonos IT•Alexandria, VA

About The Position

Vamonos IT is seeking an experienced Full-Stack Developer to design, develop, modernize, and maintain enterprise-level software applications supporting mission-critical federal government operations. The role calls for hands-on software engineering across the full software development lifecycle, including analysis of complex business requirements and delivery of scalable, secure, reliable, and high-quality enterprise applications. The developer will work with business stakeholders, system architects, and Agile development teams. The position emphasizes Java Spring Boot microservices, RESTful APIs, Oracle Exadata database development, and Red Hat OpenShift or Kubernetes container platforms. It also involves modern front-end frameworks such as React or Angular, legacy application analysis, database performance optimization, CI/CD processes, application monitoring, troubleshooting, and ongoing modernization. U.S. citizenship is required due to federal contract requirements.

Requirements

Bachelor's degree in Computer Science, Information Systems, or a related technical discipline, or equivalent relevant professional experience.
At least 5 years of professional software development experience, including at least 3 years of full-stack development experience.
At least 5 years of professional experience supporting full-lifecycle software development using Java Spring Boot, RESTful APIs, and/or modern front-end frameworks such as React or Angular.
At least 5 years of professional experience supporting large-scale data migration efforts, including complex SQL queries, PL/SQL, stored procedures, and Oracle Exadata database performance optimization.
At least 5 years of professional experience developing microservices in OpenShift or Kubernetes environments using Jenkins, Git, Maven, or similar technologies.
At least 5 years of hands-on experience with Red Hat OpenShift or other Kubernetes-based container platforms, including containerization, pod management, and CI/CD pipelines.
Strong understanding of microservices architecture, enterprise application development, and RESTful API integration.
Demonstrated experience analyzing legacy applications and translating business requirements into technical specifications and development tasks.
Experience developing, testing, troubleshooting, and maintaining enterprise applications throughout the software development lifecycle.
Strong analytical and problem-solving skills, including the ability to independently evaluate complex technical challenges.
Experience working in Agile/Scrum development teams.
Excellent written and verbal communication skills, including the ability to explain complex technical issues to technical and non-technical stakeholders.
Ability to collaborate with cross-functional teams while independently managing assigned development responsibilities.
U.S. citizenship required due to federal contract requirements.

Nice To Haves

Experience analyzing and modernizing legacy applications developed in ProC, COBOL, or other legacy programming languages.
Experience with microservices architecture and cloud-native application development.
Advanced knowledge of Oracle PL/SQL and database-driven enterprise applications.
Experience supporting federal government IT modernization programs.
Familiarity with Business Process Model and Notation (BPMN) and business process reengineering.
Experience supporting complex enterprise application modernization and migration initiatives.

Responsibilities

Design, develop, test, deploy, and maintain enterprise full-stack applications using Java Spring Boot, RESTful APIs, and front-end frameworks such as React or Angular.
Analyze legacy source code, including C/C++ and Oracle-based applications, and translate business requirements into technical user stories.
Perform full-lifecycle software development, including solution design, application development, unit testing, and system testing.
Develop maintainable code that meets approved user stories, technical requirements, and acceptance criteria.
Design, develop, and maintain scalable Java Spring Boot microservices and RESTful APIs.
Develop complex SQL queries, PL/SQL, stored procedures, and database integration solutions for Oracle Exadata environments.
Optimize database queries and tune performance to improve application efficiency and reliability.
Build, deploy, configure, and maintain containerized applications and microservices in Red Hat OpenShift and Kubernetes environments.
Develop and support automated build and deployment processes using CI/CD pipelines and tools such as Jenkins, Git, and Maven.
Participate in technical solution design, peer code reviews, and architectural discussions, addressing scalability, maintainability, and security requirements.
Collaborate with development teams, architects, and business stakeholders to evaluate requirements and implement technical solutions.
Participate in Agile/Scrum activities, including sprint planning, estimation, backlog refinement, and other development ceremonies.
Implement and maintain application monitoring, logging, and performance optimization practices.
Troubleshoot application, database, and deployment issues to support reliable system operation.
Contribute to continuous improvement initiatives focused on application performance, software quality, and modernization.