Application Developer

Job Title: Application Developer

Job Description

The Application Developer will provide full-life-cycle application development support to design, develop, enhance, and maintain complex mission-critical systems. The developer will work closely with multi-disciplinary teams, users, and system architects to translate business and operational requirements into secure, scalable, and high-performing technical solutions.

The Contractor shall provide application development support to include, but not be limited to, the following tasks:

a) Coordinate within the Development Team and with Users to gather, analyze, triage, prioritize, and track user and system requirements.
b) Develop, test, implement, enhance, and maintain complex applications and databases for both existing and new systems.
c) Consult with Users and Stakeholders to translate formal requirements into detailed application or database designs.
d) Design and write interfaces to companion applications or databases to ensure interoperability.
e) Conduct unit and functional testing to verify desired outputs and logic accuracy.
f) Maintain technical currency on tools, methodologies, technologies, and programming languages as specified in Section 4.1 “Required Skills and Demonstrated Experience.”
g) Transition data from legacy systems to new database structures while maintaining data integrity.
h) Design, code, and debug web applications; develop and maintain interactive web databases, web services, graphics, and user interfaces.
i) Coordinate with the System Architect to adapt the system data model, integrating graph database and link analysis formats.
j) Design, develop, and maintain applications hosted on-premise or in the Sponsor’s cloud environment—including modernization and transition of legacy systems.
k) Compile and document program development and revisions, inserting clear comments within code for team understanding and sustainment.
l) Perform ad-hoc general system administration activities in support of development and deployment.
m) Conduct unit and integration testing on individual code and perform peer reviews of teammates’ code to ensure code quality, security, and maintainability.

Mandatory Skills

1. Demonstrated experience using JIRA.

2. Demonstrated experience working on multi-disciplinary application development teams.

3. Demonstrated experience in Full Stack Java application development.

4. Demonstrated experience using Java.

5. Demonstrated experience using Spring Boot.

6. Demonstrated experience using MongoDB.

7. Demonstrated experience using AWS Services.

8. Demonstrated experience using JavaScript/TypeScript.

9. Demonstrated experience using Angular.

10. Demonstrated experience using RESTful services.

Desired Skills

1. Demonstrated experience using ArangoDB.

2. Demonstrated experience supporting the Sponsor’s cyber operations mission applications.

3. Demonstrated experience in Full Stack Java application development.

4. Demonstrated experience working with users to capture project interactions and feedback.

5. Demonstrated experience building API services and user interfaces (UI) that improve interaction with data repositories and enhance intuitiveness.

6. Demonstrated experience developing Unit Tests and Integration Tests.

7. Demonstrated experience developing graph databases for in-application analysis and visualization.

8. Demonstrated experience with Elasticsearch.

9. Demonstrated experience implementing OAuth 2.0.

10. Demonstrated experience adapting system data models to include graph database and link analysis formats.

11. Demonstrated experience developing link analysis visualizations within the application UI.

12. Demonstrated experience translating user requirements into end-to-end designs for applications and databases with multiple system interfaces.