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Stack App Jobs in Washington (NOW HIRING)

Leidos

Full Stack Developer, Team Lead

Ashburn, VA

$131K - $237K/yr

The Homeland Sector within Leidos is seeking a Full Stack Software Developer Team Lead, with strong ... Experience in AWS App Development If you're looking for comfort, keep scrolling. At Leidos, we ...

Leidos

Full Stack Developer, Team Lead

Ashburn, VA · On-site

$131K - $237K/yr

The Homeland Sector within Leidos is seeking a Full Stack Software Developer Team Lead, with strong ... Experience in AWS App Development. If you're looking for comfort, keep scrolling. At Leidos, we ...

Leidos

Full Stack Developer, Team Lead

Ashburn, VA · On-site

$131K - $237K/yr

The Homeland Sector within Leidos is seeking a Full Stack Software Developer Team Lead, with strong ... Experience in AWS App Development. If you're looking for comfort, keep scrolling. At Leidos, we ...

DMI

Senior Full Stack Developer

Mclean, VA · On-site

The role spans the full stack: a React and TypeScript front end, a Node and Express back end ... Progressive Web App development including service workers, Workbox, IndexedDB, background sync, and ...

DMI

Senior Full Stack Developer

Mclean, VA · On-site

The role spans the full stack: a React and TypeScript front end, a Node and Express back end ... Progressive Web App development including service workers, Workbox, IndexedDB, background sync, and ...

DMI

Senior Full Stack Developer

Mclean, VA · On-site

$124K/yr

The role spans the full stack: a React and TypeScript front end, a Node and Express back end ... Progressive Web App development including service workers, Workbox, IndexedDB, background sync, and ...

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All JobsStack App JobsStack App Jobs in Washington

Stack App information

What is a stack app?

Stack Apps are applications, scripts, and tools built using the Stack Exchange API. They are designed to enhance the user experience on Stack Exchange sites by providing additional features, integrations, or utilities. Developers create Stack Apps to automate tasks, provide analytics, or interact with Stack Exchange data in creative ways. The Stack Apps platform also serves as a community for sharing and discussing these tools.

What are the main responsibilities of a stack app developer within a typical software development team?

A Stack App Developer is responsible for building, maintaining, and optimizing applications across the full technology stack—both front-end and back-end. In a typical team, they collaborate closely with designers, product managers, and other engineers to deliver functional, user-friendly features. Daily tasks may include coding, code reviews, debugging, and participating in agile ceremonies. This role often involves problem-solving and adapting to new technologies as project needs evolve, making strong communication and teamwork skills essential.

What are the key skills and qualifications needed to thrive as a stack application developer, and why are they important?

To thrive as a Stack Application Developer, you need strong proficiency in programming languages (such as JavaScript, Python, or Java), knowledge of front-end and back-end frameworks, and typically a degree in computer science or related field. Experience with development tools like Git, databases (SQL or NoSQL), and cloud platforms is commonly required, along with familiarity with CI/CD pipelines. Excellent problem-solving skills, communication, and the ability to work collaboratively in agile environments set top performers apart. These skills are crucial for building robust, scalable applications, maintaining code quality, and delivering efficient solutions in dynamic development teams.

What cities in Washington are hiring for Stack App jobs?

Cities in Washington with the most Stack App job openings:

Stack App jobs near you
Infographic showing various Stack App job openings in Washington as of July 2026, with employment types broken down into 48% Full Time, 46% Part Time, and 6% Contract. Highlights an 94% Physical, 4% Hybrid, and 2% Remote job distribution.

AI Full Stack Developer (C#. .Net, React, Azure)

eSolutionsFirst, LLC

Mclean, VA • On-site

Other

Posted yesterday

New

Job description

AI Full Stack Developer

12 Months contract extension

Location: Vienna, VA 22182 / Southfield, MI

Required : .Net , Azure , AI coding assistants tools, React

Job description:

Software development experience.

  • Deep expertise in Azure-native architectures: Azure Function Apps (isolated worker model), Azure SQL, Azure Service Bus, Azure AD / MSAL (OAuth2/OIDC)
  • Strong C# .NET 8 Azure Functions, Entity Framework Core, xUnit testing, REST API design
  • Strong React / TypeScript / Next.js 15 App Router, RTK Query, Tailwind CSS, component library patterns
  • Azure SQL / SQL Server schema design SSDT projects, query optimization, multi-tenant schema isolation
  • Experience integrating with ERP systems (Microsoft Dynamics NAV / Business Central strongly preferred)
  • Proven experience designing real-time systems (SignalR, WebSockets, or equivalent)
  • OpenAPI/Swagger specification authoring and API contract-first development

AI & Tooling

  • Hands-on experience with Claude Code, GitHub Copilot, or equivalent AI coding assistants in production development workflows
  • Demonstrated ability to prompt LLMs effectively using structured specifications and to critically evaluate generated output
  • Familiarity with AI-assisted test generation and automated code review tooling

Preferred Qualifications

  • Experience in food production, logistics, or warehouse management systems
  • Familiarity with Teklynx Sentinel, Zebra label printing APIs, or industrial hardware integration
  • Experience with the DEP (Data Exchange Platform) or similar NAV middleware patterns
  • Contributions to or opinions on AI coding tool evaluation and team adoption playbooks
  • Azure certifications (AZ-204, AZ-305 or equivalent)

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