Demo

Applications Developer - Senior | TS/SCI w/ Poly

Falls Technology
Mclean, VA Full Time
POSTED ON 10/16/2026
AVAILABLE BEFORE 11/15/2026

Active TS/SCI with Full Scope Polygraph required. U.S. citizenship required.

Location: On-site in McLean, VA (Full-Time).


We're adding two Applications Developers to a federal national-security customer's digital media team. The team produces high-quality interactive, mobile, web and video products that explain complex topics to senior decision-makers, and it runs its own AWS cloud infrastructure and custom tools to support that work. You'll build and maintain the frontend and backend applications, data and cloud services behind those products in a collaborative, fast-paced environment.


What you'll do

  • Build and maintain frontend and backend applications and services that support the production of interactive, mobile, web and video products
  • Design JSON datasets and data objects for interactive and mobile products, web applications and websites
  • Develop, maintain and upgrade in-house tools, project boilerplates, web packaging tools and cloud-hosted applications in AWS
  • Build, host and monitor applications with AWS services (CloudFormation, CloudWatch, S3, ELB, EC2, IAM, Lambda, RDS, DynamoDB, CodeDeploy) and Jenkins
  • Test, debug, refine and improve the performance of existing software
  • Follow modern web development, accessibility and quality best practices, track project status, and help write process documentation

What you bring (required)

  • Active TS/SCI with Full Scope Polygraph
  • U.S. citizenship
  • Frontend and backend application development experience
  • Git and GitHub
  • HTML5/CSS3, Hugo or other static site generators, and SASS
  • JavaScript, Angular, Vue, React and Node.js
  • Any of TypeScript, Webpack, Lerna or Electron
  • AWS infrastructure development and automation, including CloudFormation, CloudWatch, S3 and ELB
  • Any of Express.js, Koa.js or NGINX (all three is a plus)
  • Any of RDS, MySQL or DynamoDB

Nice to have

  • Cloud infrastructure, auditing and automation with ECS, ElasticSearch or Kibana
  • Jenkins or similar automation services
  • Oracle
  • System security documentation
  • Mobile mapping and charting
  • Fastify

Why Falls

A 9% retirement contribution, 100% of family medical premiums paid, and 4 weeks of PTO. We're a small business that's been delivering since 2019, so your work is visible and your voice counts.


Falls Technology is an Equal Opportunity Employer. All qualified applicants will receive consideration without regard to race, color, religion, sex, national origin, disability, or protected veteran status.


Salary.com Estimation for Applications Developer - Senior | TS/SCI w/ Poly in Mclean, VA
$85,604 to $109,224
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