Web Application Developer

Join J5 Consulting and Grow Your Cybersecurity Career 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. The Sponsor's office is architecting and creating a coherent secure data ecosystem that is compatible and synchronized with the overall Sponsor's data strategy and broader mission capabilities. These solutions and capabilities include a platform to conduct enterprise search, digital forensics, and data analytics. The Sponsor fuses modern, data-centric tradecraft and capabilities with other components in pursuit of extracting maximum value from existing data. Required Skills and Demonstrated Experience: Demonstrated experience with Agile/Scrum development methodologies in a fast-paced, collaborative team environment. Demonstrated experience working effectively in high-performing, cross-functional teams with multiple concurrent projects. Demonstrated experience working directly with stakeholders to gather requirements, understand needs, and translate them into technical solutions with minimal oversight. Demonstrated experience in self-directed work with a strong ownership mentality and commitment to code quality, testing, and documentation. Demonstrated experience context-switching between projects and systems as priorities demand. Web Application Engineering Demonstrated experience developing modern web applications using JavaScript/TypeScript frameworks (Angular, React, or Vue). Demonstrated experience with Node.js web frameworks (such as Express, Koa or Hapi) and API development. Demonstrated experience with HTML5, CSS3, modern JavaScript (ES6+), and TypeScript. Demonstrated experience with CSS preprocessors (such as Sass). Demonstrated experience designing and implementing RESTful APIs and microservices. Demonstrated experience with a working knowledge of SQL databases including schema design, query optimization, and performance tuning. Demonstrated experience with PostgreSQL and MySQL in production environments. Demonstrated experience with ORMs (such as Prisma, Sequelize, or similar). Demonstrated experience with containerization technologies (such as Docker or Podman). Demonstrated experience with AWS cloud services and cloud-native development patterns. Demonstrated experience with and strong understanding of web application security best practices and usability principles. Demonstrated experience with Git version control and collaborative development workflows. Demonstrated experience with strong problem-solving skills including debugging, testing, and troubleshooting complex web applications Highly Desired Skills and Demonstrated Experience: Web Application Engineering Demonstrated experience with ElasticSearch query language. Demonstrated experience with Infrastructure as Code concepts (Terraform or CloudFormation). Demonstrated experience with contributions to technical documentation, architecture diagrams, or knowledge bases. Demonstrated experience with monitoring and observability tools. Demonstrated experience with geospatial libraries and visualization (leaflet.js). Demonstrated experience migrating or modernizing legacy applications. Demonstrated experience with a working knowledge of CI/CD pipelines (Jenkins preferred) and deployment automation. Demonstrated experience integrating with data lake/lakehouse architectures or data-intensive applications. Demonstrated experience integrating Sponsor's Enterprise services. Demonstrated experience with JEE applications and containers. Demonstrated experience with PKI. Demonstrated experience with excellent written and verbal communication skills with both technical and non-technical audiences. This position requires US Citizenship. Verification of US Citizenship to meet federal government security requirements will be confirmed. 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. 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. 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.