Web Application Developer

J5 Consulting

McLean (VA)

On-site

USD 80,000 - 110,000

Full time

14 days+

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Benefits offered by this job

100% employer-paid health coverage

6% 401(k) match

Tuition reimbursement

Professional development

Job summary

J5 Consulting, located in McLean, Virginia, seeks a skilled web application engineer to join their team. This role includes developing web applications, engaging with stakeholders, and ensuring code quality. Candidates must have experience with JavaScript frameworks and cloud services like AWS.

Applicants need a commitment to security best practices, strong problem-solving skills, and an understanding of Agile methodologies. A competitive benefits package including health coverage, a 401(k) match, and PTO is offered.

Qualifications

Ability to work effectively in high-performing teams.
Experience developing modern web applications.
Strong ownership mentality and commitment to code quality.
Experience with containerization technologies.

Responsibilities

Develop and implement modern web applications.
Gather requirements and translate them into technical solutions.
Ensure web application security and usability.

Skills

Agile/Scrum development methodologies

JavaScript/TypeScript frameworks (Angular, React, or Vue)

Node.js web frameworks

HTML5, CSS3, modern JavaScript (ES6+)

SQL databases

AWS cloud services

Git version control

Web application security best practices

Problem-solving skills

Tools

Docker

PostgreSQL

MySQL

ElasticSearch

Terraform

Jenkins

Job description

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’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.

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: