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Stack App Jobs in Virginia (NOW HIRING)

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

$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 ...

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Stack App information

How do you get paid on JobStack?

As a worker on JobStack, you typically get paid through direct deposit or electronic payment methods once your work is completed and approved. Payment schedules and methods may vary depending on the employer and the specific job arrangement, so it is important to confirm payment details before starting work.

What are Stack Apps?

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.

Is the JobStack app legit?

JobStack is a staffing platform that connects workers with temporary and gig opportunities. Its legitimacy depends on user reviews and the company's reputation; it is important to verify the source and ensure the app is used through official channels. Job seekers should exercise caution and research the platform before sharing personal information or accepting jobs.

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 is the JobStack app?

The JobStack app is a platform that connects workers with temporary or gig job opportunities, often used by staffing agencies and employers to manage staffing needs. It typically requires users to create profiles, track assignments, and communicate with employers through the app. The app is designed to streamline the hiring process for short-term and on-demand work.

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.

How to use JobStack app?

To use the JobStack app, download and install it on your mobile device, then create an account by providing your contact information. You can browse available job listings, apply directly through the app, and track your application status. The app may also offer features like scheduling and notifications to help manage your job search efficiently.
What are popular job titles related to Stack App jobs in Virginia? For Stack App jobs in Virginia, the most frequently searched job titles are:
What job categories do people searching Stack App jobs in Virginia look for? The top searched job categories for Stack App jobs in Virginia are:
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Stack App jobs near you
Full Stack Developer & Data Science Team Lead

Full Stack Developer & Data Science Team Lead

SAIC

Chantilly, VA • On-site

Full-time

This job post has expired today. Applications are no longer accepted.

SAIC rating

7.8

Company rating: 7.8 out of 10

Based on 78 frontline employees who took The Breakroom Quiz

70th of 204 rated it services

Job description

Job ID: 2613239

Location: Chantilly, VA, US

Date Posted: 2026-06-03

Category: Software

Subcategory: SW Engineer

Schedule: Full-Time

Shift: Day Job

Travel: No

Minimum Clearance Required: TS.SCI_wPoly

Clearance Level Must Be Able to Obtain: None

Potential for Remote Work: ORA_ON_SITE


Description

SAIC is seeking a Full Stack Developer Team Lead to design and develop end-to-end AI/Data Science-powered applications as well as serve in a team lead capacity for a small team of embedded data scientists.  The candidate will work across departments and branches in an operationally focused center, building and integrating machine learning and large language models into functional web applications.  Additional responsibilities include, but not limited to, implementing retrieval augmented generation systems, chatbots, and other tools that drive interaction and insight from large datasets; optimizing the development environment including code repositories, virtual environments and container orchestration tools; and working with APIs and custom infrastructure to connect AI solutions with external services or data sources. The position requires strong communication skills to collaborate across product, design, and project teams to ensue AI features are technically sound and enhance user experience.

Qualifications

Required:

  • TS/SCI with FSP
  • 10+ years of experience in software development and relevant degree
    • Front-end technologies
      • Testing frameworks and code quality tools
      • User authentication workflows
      • React, Vue, Angular
      • Web Applications
      • Python
  • AI integration using Python
  • Experience working in development and prototyping environments such as Sigma
  • Exposure to data science, including data-driven analysis, data structures, and statistical methods
  • Ability to implement and optimize AI-powered features in real-time applications without compromising performance
  • Knowledge of advanced AI topics like neural networks, natural language processing, and cutting-edge AI use cases
  • Experience working with development environments locally and in the cloud, including local machine setups and cloud-native tools
  • Familiarity with DevOps processes, such as CI/CD pipelines, containerization, and monitoring tools
  • Competence in collaborative tools and version control systems like GitHub, GitLab, and Bitbucket
  • Portfolio projects that showcase problem-solving skills, creativity in app development, and thoughtful algorithm choices

Desired:

  • Certifications in cloud platforms (e.g., Google Cloud, AWS, Azure) with emphasis on app development or AI deployment
  • Habitual continuous learning, especially around evolving best practices in AI integration and full-stack tooling

Typical Education and Experience:

  • Bachelors and fourteen (14) years or more experience; Masters and twelve (12) years or more experience; PhD or JD and nine (9) years or more experience

What SAIC employees say

Pay

Benefits

Hours and flexibility

Workplace

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