Senior Full-Stack Engineer — Cloud + JavaScript/Java

C Mack Solutions LLC; Ashburn (VA); On-site; USD 75,000 - 155,000; Full time

Benefits offered by this job

Medical insurance

Retirement plan

Paid time off

Professional development

Job summary

CMS in Ashburn, VA is seeking a Senior Software Engineer to design, develop, and implement software in an Agile environment. You will work on full‑stack applications with Java, JavaScript, and related frameworks, integrating APIs, cloud services, and data systems for a high‑impact Federal program.

The role requires strong written and verbal communication, collaboration with cross‑functional teams, and a focus on delivering clean, tested, well‑documented code.

Qualifications

• Bachelor’s degree and at least 7 years of work experience.
• At least 5 years developing Java applications and frameworks.
• At least 3 years JavaScript development with frameworks such as Angular.
• Experience on story-based Agile teams using Jira and CI/CD tools.

Responsibilities

• Design, develop, and implement software in an Agile environment.
• Collaborate with infrastructure teams to integrate APIs and enhance performance.
• Write clean, maintainable code and conduct thorough testing.
• Troubleshoot defects and performance issues in a timely manner.
• Participate in code reviews and provide constructive feedback.
• Document software specifications, designs, and user guides.

Skills

Strong communication

Team collaboration

Agile teamwork

Education

Bachelor’s degree

Tools

Jira

Git

Kubernetes

Jenkins

SonarQube

AWS

Spring

Hibernate/MyBatis

Job description

CMS in Ashburn, VA is seeking a Senior Software Engineer to design, develop, and implement software in an Agile environment. You will work on full‑stack applications with Java, JavaScript, and related frameworks, integrating APIs, cloud services, and data systems for a high‑impact Federal program.

The role requires strong written and verbal communication, collaboration with cross‑functional teams, and a focus on delivering clean, tested, well‑documented code.