Senior Full Stack Developer

Evolver is an information technology, cybersecurity, and digital transformation company supporting national defense, federal civilian agencies, and Fortune 500 organizations. We help customers secure critical systems, modernize enterprise technology, and solve complex operational challenges through integrated technology capabilities spanning cybersecurity, enterprise IT infrastructure, cloud, software development, data analytics, legal technology and eDiscovery, applied AI, and electronic security systems. Our teams combine deep technical expertise with mission understanding to deliver secure, reliable, and scalable solutions that advance performance in high-stakes environments.

Evolver is seeking a skilled Senior Full Stack Developer to support the FBI Office of General Counsel Discovery Program and the Discovery IT Support Unit (DITSU). This role supports modernization of legacy Oracle APEX applications and functionality into a modern architecture using PostgreSQL, Java, and contemporary web technologies.

Responsibilities

• Implement authentication, authorization, auditing, and application security controls.
• Perform data migration, validation, reconciliation, and database schema conversion activities.
• Develop unit, integration, system, and user acceptance test support.
• Support CI/CD pipelines, automated deployments, containerized deployments, and DevSecOps practices.
• Troubleshoot production issues and optimize application performance.
• Produce technical documentation, design artifacts, user documentation, and deployment guides.
• Collaborate with architects, database administrators, cybersecurity personnel, testers, and business stakeholders to deliver complete application functionality as scheduled.

Basic Qualifications

• U.S. Citizenship with an Active Top Secret clearance with SSBI and TS/SCI eligibility along with ability to pass a comprehensive Background Check and comply with FBI security requirements.
• 3 years of experience with full‑stack web development technologies, including HTML, CSS, JavaScript, and TypeScript.
• 3 years of experience with front‑end frameworks such as React and supporting libraries.
• 3 years of enterprise software development experience.
• 3 years of experience with relational databases including PostgreSQL and Oracle, with competency in writing optimized queries.
• 3 years of experience with version control using Git, including experience with GitLab or GitHub.
• 3 years of experience working with Agile methodologies, including iterative development, sprint planning, and ongoing refinement of functional requirements and underlying architectural frameworks.

Preferred Qualifications

• Spring Boot and Hibernate/JPA experience.
• PostgreSQL administration and performance tuning experience.
• Liquibase or Flyway experience for database migration/version management.
• Jenkins, GitLab CI/CD, or Azure DevSecOps experience.
• SonarQube, Fortify, Aquasec or other secure code scanning tool experience.
• OAuth2, SAML, or OpenID Connect experience.
• Federal government modernization experience.
• Experience delivering production-ready releases, deployment packages, and technical/user documentation.
• Experience with containerized deployments; Docker and Kubernetes preferred.
• Familiarity with cloud environments such as AWS, Azure, or similar.
• Experience with Oracle APEX and Oracle PL/SQL modernization.
• Experience designing and implementing scalable, distributed microservices architectures.
• Keycloak Identity and Access Management experience

Evolver is an equal opportunity employer and welcomes all job seekers. It is the policy of Evolver not to discriminate based on race, color, ancestry, religion, gender, age, national origin, gender identity or expression, sexual orientation, genetic factors, pregnancy, physical or mental disability, military/veteran status, or any other factor protected by law.

Actual salary will depend on factors such as skills, qualifications, experience, market and work location. Evolver offers competitive benefits, including health, dental and vision insurance, 401(k), flexible spending account, and paid leave (including PTO and parental leave) in accordance with our applicable plans and policies.