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Full Stack Developer

Job in Arlington, Arlington County, Virginia, 22230, USA
Listing for: ECS Federal
Full Time position
Listed on 2026-10-09
Job specializations:
  • Software Development
    Full Stack Developer, Backend Developer
Salary/Wage Range or Industry Benchmark: 100000 - 120000 USD Yearly USD 100000.00 120000.00 YEAR
Job Description & How to Apply Below
Job Description ECS is seeking a Full Stack Developer to work with data scientists and analysts to rapidly design, implement, test, and deploy applications and cloud-based platforms capable to tackling complex analytical tasks using large datasets.  This position works for the US Postal Services' Inspector General's Office (OIG) at our Arlington, VA office.

Please Note:

This position is contingent upon additional funding and requires a Public Trust background investigation.  This entails an in-depth background check & either US Citizenship or Permanent Resident (Green Card) status.

Responsibilities include:

Work with data scientists and analysts to rapidly design, implement, test, and deployapplications capable to tackling complex analytical tasks using large datasets

Communicate with end users, team lead, and team members to create and support new products and features

Communicate with product users to enhance or troubleshoot products

Design client-side and server-side architecture

Build the front-end of applications through appealing visual design

Write effective APIsBuild features and applications with a responsive design

Write technical documentation and support data governance strategy

Function in an Agile based team environment

Note:

This position requires working onsite 4 days a week at out USPS customer site in Arlington, VA.Salary Range: $100,000 - $120,000 annually

General Description of Benefits

Job Requirements Professional certification(s) in a related field of web development and/or front-end/back-enddisciplines

Degree in Computer Science, Web Development, or relevant field3+ years of JavaScript development experience (client-side and server-side)5+ years of experience with full stack development5+ years of experience and skill writing coding languages (e.g. Python, JavaScript, SQL, C#)Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript, Typescript,jQuery)
Knowledge of front-end frameworks (e.g. Angular, React, Node.js)
Knowledge of multiple back-end languages (e.g. Python/C#) and backend frameworks (e.g. Flask,Django)
Familiarity with databases (e.g. MySQL, Teradata), web servers (e.g. Apache) and UI/UX design

Experience in designing and integrating different API architectures (e.g. REST, gRPC)
Server management and deployment for the relevant environments (e.g. Azure, AWS)
Knowledge of message brokers (e.g. Kafka, Event Hub), version control (e.g. Azure Dev Ops,Git Hub) and Websockets Knowledge of architectural patterns (e.g. Monolith, Microservices, Serverless, Service Mesh)
Job Details Job Type: Full-time Category:
Software Development, Engineering & Applications Salaried:
Salaried
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