IRS CAS (Sr. Full Stack Developer/Platform Engineer) -PBBA
Constellation West · United States ·
- Work mode
- Remote
- Seniority
- Senior
- Employment
- Contract
- Category
- Fullstack
- Experience
- 5+ years
- Company size
- 501-1000
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Senior full-stack developer building and modernizing IRS systems using Java/Spring Boot, React, and OpenShift/Kubernetes, with a focus on containerization and enterprise integrations.
IRS CAS (Sr. Full Stack Developer/Platform Engineer)
Location: Remote, with occasional onsite support for meetings, deployments, production activities, or knowledge transfer as required.
The candidate needs 5+ years of Java/J2EE and Spring Boot development and sustainment experience, along with ReactJS or comparable UI technology.
Experience should include JDK 17+ upgrades, SSO integration, dependency remediation, RHEL/Linux, OpenShift/Kubernetes, containerization, REST/SOAP, database troubleshooting, Git/GitHub, CI/CD awareness, secure coding, regression/smoke validation, UI and functional defect correction, releases, and rollback.
The IRS also specifically requires demonstrated experience migrating applications from VM-based hosting to containerized/OpenShift-aligned deployment patterns while preserving functionality and external interfaces.
Bachelor's degree in or equivalent experience.
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law. Constellation West will not discharge or, in any other manner, discriminate against employees or applicants because they have inquired about, discussed, or disclosed their pay or the pay of another employee or applicant. However, employees who have access to the compensation information of other employees or applicants as a part of their essential job functions cannot disclose the pay of other employees or applicants to individuals who do not otherwise have access to compensation information unless the disclosure is (a) in response to a formal complaint or charge, (b) in furtherance of an investigation, proceeding, hearing, or action, including an investigation conducted by the employer, or (c) consistent with the contractor’s legal duty to furnish information. 41 CFR 60-1.35(c)
Constellation West is an award winning company that delivers Information Technology (IT) engineering services and solutions and non-IT subject matter expertise worldwide. Established in 1997, Constellation West is an industry leader, partnering with key organizations. As a prime contractor or preferred subcontractor, we have a continual list of opportunities to fill nationwide with multiple agencies such as the Department of Veteran Affairs, the Department of Defense, civilian agencies, and the national intelligence community. Many positions supporting the U.S. federal government require our employees to be granted security clearances.
Constellation West provides fully integrated solutions spanning all aspects of system/network engineering, system/network administration, data management, information assurance, quality assurance, full lifecycle support, software development, and geospatial information services. Constellation West looks for the right people ready to step up and be part of a dynamic team.
Are you up for an exciting challenge? Do you want to apply your expertise and knowledge to solve complex problems? Join our team at Constellation West! We offer an exhilarating work environment, a competitive salary, and benefits that will reward your hard work and dedication. Don't miss out on this amazing opportunity!
Constellation West is proud to be an EEO/AA employer M/F/D/V
Constellation West is a 29-year WOSB and Prime Federal Contractor bidding on IRS Criminal Investigation (CI) Management Information System Support Services (MISSS).
Qualified incumbent personnel currently supporting this mission will be afforded Right of First Refusal (ROFR) for applicable positions, consistent with contract requirements and contingent upon continued eligibility, performance, and government approval.
Constellation West is an award-winning company that delivers Information Technology (IT) engineering services and solutions and non-IT subject matter expertise worldwide. Established in 1997, Constellation West is an industry leader, partnering with key organizations across the Department of Defense and civilian agencies.
• Competitive 401(k) plan with employer matching
• Competitive Health Benefits with employer contributions
• Tuition/CE reimbursement
• Relocation Assistance
• Veteran Hiring Preference
Constellation West is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law.
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