Full Stack Software Developer Spring Boot + Angular - Military veterans preferred

Full Stack Software Developer Spring Boot + Angular
FCA 5196-585

CALIBRE Systems, Inc., an employee-owned Management Consulting and Digital Transformation company, is seeking a Full Stack Developer to join our team in Washington, DC. Full-stack developers will be responsible for developing software and systems from vision to production-ready. Full Stack Developers will be responsible for:

• Using latest architectural approaches, tools, and technologies to help clients overcome challenges
• Ensuring solutions consider current architecture, operating environment, and future enhancements
• Mastering new tools and techniques and identify needed system improvements
• Working in fast, agile environment and collaborate with team and clients

Core Technical Skills

Backend (Java + Spring Boot)

• Deep expertise in Java (8/11/17) and Spring Boot ecosystem (Spring MVC, Spring Data JPA, Spring Security).
• Strong experience with RESTful APIs, microservices architecture, messaging (Kafka/RabbitMQ).
• Hands-on knowledge of scalability, performance tuning, and distributed systems

Frontend (Angular)

• Proficiency in Angular (12+), TypeScript, RxJS, NgRx.
• Building modular, scalable, and responsive SPAs.
• Expertise in UI/UX best practices, component libraries, and state management

Database & Persistence

• Strong experience in RDBMS (PostgreSQL, Oracle, MySQL) with advanced SQL.
• Exposure to NoSQL (MongoDB, Redis) for high-performance use cases.
• ORM expertise (Hibernate, JPA).
• Familiarity with database optimization and design for scale.

DevOps & Cloud

• Experience leading deployments with CI/CD pipelines (Jenkins, GitLab, GitHub Actions, Azure DevOps).
• Containerization & Orchestration: Docker, Kubernetes.
• Hands-on with cloud platforms (AWS, Azure, or GCP) – including deployment, scaling, and monitoring.
• Logging/monitoring practices using ELK, Prometheus, Grafana, Datadog.

Testing & Quality

• Strong advocate of Test-Driven Development (TDD) and BDD.
• Unit and integration testing frameworks: JUnit, Mockito, Testcontainers.
• Frontend testing: Jasmine/Karma, Cypress.
• Familiarity with SonarQube and code quality governance.

Agile / Scrum Practices

• Strong background working in Agile/Scrum environments.
• Active participation in Scrum ceremonies: sprint planning, backlog grooming, daily stand-ups, sprint reviews, and retrospectives.
• Skilled in breaking down epics into user stories, estimating tasks, and ensuring delivery within sprint commitments.
• Experience collaborating closely with Product Owners, Scrum Masters, and QA teams.
• Proficient in Agile tools (Jira, Confluence, Azure DevOps).
• Advocates continuous improvement, transparency, and incremental delivery.

Experience Level

• 10+ years of professional software development experience.
• Proven track record as a Technical Lead / Team Lead guiding developers and delivering enterprise-scale applications.
• Experience in end-to-end project ownership: requirements analysis, design, development, testing, deployment, and post-release support.

Washington, District of Columbia, United States

Full-Time/Regular

Equal Opportunity Employer, including disability/protected veterans



Equal employment opportunity, including veterans and individuals with disabilities.

PI277766683