Application Developer

J5 Consulting is a Maryland based company established in 2006 to provide computing and consulting services for government and commercial entities. Our services improve Information System networking performance and compliance and protect electronic assets from loss and compromise. We welcome your application to receive consideration for the following position.

Introduction

The Sponsor applies technical resources to accelerate the timely, reliable, and secure delivery of open-source data, information, and insights. The Sponsor requires application development support to maintain and enhance operations on an existing collection and data enrichment platform. The Contractor will work within an existing team environment.

Required Skills and Demonstrated Experience

At least two of the Contractor Team shall have the following required skills, certifications and demonstrated experience:

At least two of the Contractor Team shall support the full stack of the application. The other proposed Contractor Team members may have a limited focus in one or more required areas.

Demonstrated experience building and maintaining secure Java 8+ web applications using the Spring Framework, Spring Boot, and Spring Security.

Demonstrated experience supporting projects using Python.

Demonstrated experience building and maintaining modern client-side interfaces using industry‑standard UI frameworks, JavaScript, Typescript, and React.

Demonstrated experience designing, developing, querying, and maintaining ElasticSearch and related technologies.

Demonstrated experience designing, developing, and maintaining SQL‑based databases, including PostgreSQL and MySQL.

Demonstrated experience developing PL/SQL database scripts, including procedures, functions, exception handlers, and triggers.

Demonstrated experience writing and tuning complex queries against structured and unstructured data sets.

Demonstrated experience developing, documenting, and maintaining secure and scalable REST APIs.

Demonstrated experience integrating services using messaging technologies, including service buses, publish and subscribe, and MQ.

Demonstrated experience managing and developing software applications in an AWS environment.

Demonstrated experience working with geo‑locational data at both the backend and the application tier.

Demonstrated experience developing software in a DevOps environment.

Demonstrated experience maintaining Jenkins Continuous Integration/Continuous Delivery (CI/CD) pipelines with automated testing and deployment.

Demonstrated experience using Git as a source code repository.

Highly Desired Skills and Demonstrated Experience

Demonstrated experience working with big data processing and NoSQL database such as MongoDB, ElasticSearch, MapReduce, and HBase.

Demonstrated experience with Apache NiFi.

Demonstrated experience with the Extract, Transform, and Load (ETL) processes.

Demonstrated experience managing and mitigating IT security vulnerabilities using Plans of Actions and Milestones (POAMs), and applying FISMA security controls.

US Citizenship

This position requires US Citizenship. Verification of US Citizenship to meet federal government security requirements will be confirmed.

Security Clearance

The successful candidate must have an active U.S. Government Top Secret Security Clearance with a Full Scope Polygraph.

Clearance Verification: This position requires successful verification of the stated security clearance to meet federal government customer requirements. You will be asked to provide clearance verification information prior to an offer of employment.

Travel

This position is expected to be onsite. The position will be located within the Washington Metropolitan Area (WMA). Local travel/POV will be on an as needed basis, within the local place of performance.

Join J5 Consulting and Grow Your Cybersecurity Career

At J5, we’re a team of innovators protecting organizations from evolving cyber threats. With 18+ years of success in government and commercial sectors, we offer meaningful opportunities to grow your career.

Enjoy comprehensive benefits, including:

100% employer‑paid health coverage

a 6% 401(k) match

PTO

tuition reimbursement

bonuses

professional development, and more.

Ready to make an impact? Explore our open positions and apply today.

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