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Mid Level Full Stack Engineer Jobs in Fairfax, VA

Mondo

Mid Level Full Stack Developer

Washington, DC · Remote

$55 - $65/hr

Mid-Level Full Stack Developer, location is Remote. The start date is August 17 for this contract position. Job Title: Mid-Level Full Stack Developer Location-Type: Remote (Must Work EST Hours) Start ...

Axle

Senior Level Full-Stack Developer

Rockville, MD · On-site

Key Responsibilities 1. Full-Stack Development * Collaborate with a cross-functional team of ... Actively mentor junior and mid-level developers through pair programming, code reviews, and ...

MITRE

IC Full Stack Engineer

Mclean, VA · On-site

The role involves designing, developing, and deploying full stack applications in secure ... mid-level engineers, fostering technical rigor and collaborative problem solving. • Present ...

Booz Allen Hamilton

Mid Full Stack Developer

Chantilly, VA · On-site

$86K - $198K/yr

R0242085 Full Stack Developer, Mid The Opportunity: As a full stack develop er, you can resolve a ... As a mid-level full stack develop er at Booz Allen, you'll use your passion to master new tools and ...

Leidos

Mid-Level Software Engineer

Manassas, VA · On-site

$87K - $157K/yr

As a Full Stack Engineer, you'll contribute across the entire software development lifecycle, from crafting intuitive user interfaces to building scalable backend services and integrating secure ...

Leidos

Mid-Level Software Engineer

Springfield, VA · On-site

$87K - $157K/yr

As a Full Stack Engineer, you'll contribute across the entire software development lifecycle, from crafting intuitive user interfaces to building scalable backend services and integrating secure ...

Leidos

Mid-Level Software Engineer

Alexandria, VA · On-site

As a Full Stack Engineer, you'll contribute across the entire software development lifecycle, from crafting intuitive user interfaces to building scalable backend services and integrating secure ...

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All JobsMid Level Full Stack Engineer JobsMid Level Full Stack Engineer Jobs in Fairfax, VA

Mid Level Full Stack Engineer information

See Fairfax, VA salary details

$45.5K

$137.8K

$194.7K

How much do mid level full stack engineer jobs pay per year?

As of Aug 9, 2026, the average yearly pay for mid level full stack engineer in Fairfax, VA is $137,758.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,500.00 and $161,500.00 per year, depending on experience, location, and employer.

What is the difference between Mid Level Full Stack Engineer vs Front End Developer?

AspectMid Level Full Stack EngineerFront End Developer
Required SkillsProficiency in both front-end and back-end technologies, such as JavaScript, HTML, CSS, Node.js, and databasesSpecialized in front-end technologies like HTML, CSS, JavaScript, and frameworks like React or Angular
Work EnvironmentCollaborates across full project stack, often in agile teams, handling both client and server-side tasksFocuses primarily on user interface, user experience, and front-end development tasks
Common UsageUsed in roles requiring full project development, integration, and deploymentUsed in roles focused on designing and implementing user-facing features

The Mid Level Full Stack Engineer has a broader scope, working on both front-end and back-end development, while a Front End Developer specializes in creating and optimizing user interfaces. Both roles require strong JavaScript skills, but the full stack engineer's expertise spans multiple technologies and layers of the application.

What are the key skills and qualifications needed to thrive as a mid level full stack engineer, and why are they important?

To thrive as a Mid Level Full Stack Engineer, you need solid proficiency in front-end and back-end programming languages (such as JavaScript, Python, or Java), experience with frameworks (like React and Node.js), and a relevant degree or equivalent experience. Familiarity with version control systems (e.g., Git), cloud platforms (AWS, Azure), and databases (SQL/NoSQL) is typically required, and certifications in these areas can be advantageous. Problem-solving ability, effective communication, and strong collaboration skills are crucial soft skills for this role. These competencies ensure you can build scalable, reliable applications while working efficiently within cross-functional development teams.

What is a mid level full stack engineer?

Mid Level Full Stack Engineers are software developers with several years of experience who work on both the front-end and back-end of web applications. They are proficient in multiple programming languages and frameworks, and are capable of taking on tasks across the entire technology stack, from designing user interfaces to managing databases and server infrastructure. Mid level indicates they have moved beyond junior responsibilities, can work independently, and often mentor less-experienced team members. Their well-rounded skill set allows them to contribute to all phases of development and solve complex technical challenges.

What are some common challenges faced by mid level full stack engineers when balancing front-end and back-end responsibilities?

Mid-level full stack engineers often encounter the challenge of context-switching between front-end and back-end tasks, which can require different mindsets and technical skills. Managing project priorities and ensuring seamless integration between both layers is key, especially when collaborating with specialized team members. Additionally, staying updated with evolving frameworks and best practices in both domains can be demanding, but it's essential for delivering robust, maintainable solutions. Successfully navigating these challenges often leads to increased autonomy and visibility within the team, paving the way for future advancement.
What are the most commonly searched types of Full Stack Engineer jobs in Fairfax, VA? The most popular types of Full Stack Engineer jobs in Fairfax, VA are:
What are popular job titles related to Mid Level Full Stack Engineer jobs in Fairfax, VA? For Mid Level Full Stack Engineer jobs in Fairfax, VA, the most frequently searched job titles are:
What job categories do people searching Mid Level Full Stack Engineer jobs in Fairfax, VA look for? The top searched job categories for Mid Level Full Stack Engineer jobs in Fairfax, VA are:
Mid Level Full Stack Engineer jobs near you
Infographic showing various Mid Level Full Stack Engineer job openings in Fairfax, VA as of August 2026, with employment types broken down into 92% Full Time, 2% Part Time, and 6% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $137,758 per year, or $66.2 per hour.

Mid Level Full Stack Developer

Mondo

Washington, DC • Remote

$55 - $65/hr

Contractor

Medical, Retirement

Posted 17 days ago

Job description

Apply now: Mid-Level Full Stack Developer, location is Remote. The start date is August 17 for this contract position.

Job Title: Mid-Level Full Stack DeveloperLocation-Type: Remote (Must Work EST Hours)Start Date Is: August 17Duration: Approximately 2.5-Month Contract (Through October 30)Compensation Range: $55-65/hr

Job Description:Seeking a Mid-Level Full Stack Developer to support a high-profile website rebrand, migration, and product enhancement initiative. This role is approximately a 50/50 split between frontend and backend development, with a strong emphasis on React, JavaScript, CSS, AI-assisted development, and collaboration within an Agile team to deliver a successful website launch on an aggressive timeline.

Day-to-Day Responsibilities:

  • Support a nonprofit website rebrand, including new branding, UI updates, and responsive design changes
  • Participate in a website and domain migration, with potential server migration support
  • Build and maintain both frontend and backend functionality
  • Develop reusable React components and maintain accessible, responsive interfaces
  • Complete assigned Agile sprint tickets and participate in daily standups and sprint planning
  • Implement analytics, third-party integrations, and AI-assisted product enhancements
  • Utilize AI development tools, including Cursor, throughout the software development lifecycle
  • Collaborate with engineering teammates, designers, and non-technical stakeholders to deliver project milestones
  • Troubleshoot, test, and deploy production-ready code within compressed project timelines

Requirements:

  • Must-Haves:
    • 3–5 years of professional full stack web development experience
    • Strong experience with React, JavaScript, HTML, and CSS
    • Backend development experience supporting web applications and integrations
    • Experience with website migrations, redesigns, or rebranding initiatives
    • Experience working with enterprise or headless CMS platforms
    • Strong understanding of WCAG accessibility standards
    • Experience using Git and modern Agile development workflows
    • Hands-on experience using AI-assisted coding tools (Cursor preferred)
    • Strong communication skills with the ability to work effectively with technical and non-technical stakeholders
    • Comfortable joining an active Agile project and contributing immediately
  • Nice-to-Haves:
    • Server migration experience
    • AI feature implementation or AI product enhancement experience
    • Google Analytics 4 or Google Tag Manager implementation
    • Technical SEO optimization
    • Nonprofit or higher education experience
    • Automated accessibility testing experience

Benefits:

This role is eligible to enroll in both Mondo's health insurance plan and retirement plan. Mondo defers to the applicable State or local law for paid sick leave eligibility.