Full Stack Developer

Remote from: USA
Salary, yearly, USD: 75,800 - 127,000
Department: Programming
Employment type: Full Time,
Job posted: 23 May 2026
Apply before: 23 Jun 2026
Views / Applies: 8 / 1

ManTech delivers technology-driven innovation, develops game-changing solutions, and delivers mission-focused technologies for defense and federal civilian agencies.

Defense & Space
1968

Actively Hiring

AI Summary

ManTech International Corporation is seeking a Full Stack Developer for a fully remote position supporting national security through advanced technology solutions. The role involves designing, developing, and maintaining web applications, collaborating with data scientists, and creating data visualizations. Candidates need a Bachelor's degree and 2+ years of experience with front-end and back-end technologies, including HTML, CSS, JavaScript, Node.js, Python, Java, and Ruby on Rails. US citizenship with a Secret clearance is required. The salary range is $75,800-$127,000 annually.

Job Complexity

Easy Hard

AI Insight The role requires a blend of front-end and back-end skills plus experience with data science integration, but the experience requirement is only 2+ years, making it moderately challenging.

Salary Analysis

AI Insight The offered salary range of $75,800-$127,000 is competitive for a mid-level full stack developer role, with the median of $101,400 aligning well with market averages. However, the lower end may be below market for experienced candidates, while the upper end is attractive.

Key Skills

Full Stack Development JavaScript Node.js Python RESTful APIs HTML/CSS Data Visualization Machine Learning Agile Security Clearance

Cover Letter Sample

I am excited to apply for the Full Stack Developer position at ManTech International Corporation. With a Bachelor's degree in Computer Science and over 3 years of experience in full stack development, I bring strong proficiency in front-end technologies like HTML, CSS, and JavaScript, as well as back-end expertise in Node.js and Python. My background includes developing RESTful APIs and collaborating with data scientists to deploy machine learning models, aligning with your requirements.

I am particularly drawn to ManTech's mission in national security and innovation. I have experience working in secure environments and hold an active Secret clearance. I am eager to contribute to your team's success and grow within your organization. Thank you for considering my application.

Possible Interview Questions

Describe your experience with integrating machine learning models into web applications. Can you provide a specific example?

In my previous role, I worked with data scientists to deploy a sentiment analysis model into a customer feedback dashboard. I created a RESTful API that accepted text input and returned sentiment scores, then built a front-end visualization using D3.js to display trends over time.

How do you ensure code quality and maintainability in your projects?

I follow best practices such as writing clean, modular code with proper documentation. I use version control (Git) and participate in code reviews. I also implement automated testing (unit and integration tests) to catch issues early.

This position requires a Secret clearance. Are you currently cleared or able to obtain one?

I currently hold an active Secret clearance, which I have maintained for the past 3 years. I am willing to undergo any additional clearance processes if required.

How do you stay current with emerging technologies and industry trends?

I regularly follow tech blogs, attend webinars, and take online courses. For example, I recently completed a course on cloud-native development with AWS. I also participate in local meetups and contribute to open-source projects.

Describe a challenging bug you encountered and how you resolved it.

Once, a production issue caused slow API responses. I used profiling tools to identify a database query that was not optimized. I added proper indexing and rewrote the query, reducing response time by 80%. I also added monitoring alerts to catch similar issues.

General information

Requisition #

R68007

Locations

USA-Remote Work

Posting Date

05/22/2026

Security Clearance Required

Secret

Remote Type

Fully Remote

Time Type

Full time

Description & Requirements

Elevate your career with MANTECH International Corporation! Join a dynamic team dedicated to national security through cutting-edge technology. Since 1968, MANTECH has led in delivering advanced solutions to government intelligence, the Department of Defense, and Federal Civilian sectors. Dive into innovation in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Your journey to impactful work and rapid growth starts now—be extraordinary at MANTECH!

ManTech seeks a motivated, career and customer-oriented Full Stack Developer to join our team. This is a remote position.

Responsibilities include but are not limited to:

Design, develop, test, and maintain web applications and services that support data science and machine learning model deployment.
Collaborate with data scientists to understand requirements and translate complex models into effective web solutions.
Create dynamic and interactive data visualizations to communicate insights and findings to stakeholders.
Troubleshoot, debug, and upgrade existing applications.
Participate in code reviews to ensure code quality and adherence to standards.
Document development processes, procedures, and code changes.
Stay current with emerging technologies and industry trends to continuously improve technical skills and project outcomes.

Minimum Qualifications:

Bachelor’s Degree
2+ years’ experience designing, developing, and implementing web applications.
2+ years’ experience with front-end technologies, including HTML, CSS, and JavaScript.
2+ years’ experience with back-end technologies, including Node.js, Python, Java, and Ruby on Rails.
2+ years’ experience with developing RESTful APIs that integrate front-end and back-end systems.

Preferred Qualifications:

Prior public sector consulting experience.

Security Clearance Requirements:

US citizenship with a Secret level clearance.

Physical Requirements:

Must be able to travel (10% or less).
Must be able to remain in a stationary position 50%.
Constantly operates a computer and other office productivity machinery, such as a calculator, copy machine, and computer printer.
The person in this position frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

The projected compensation range for this position is $75,800.00-$127,000.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with MANTECH, please email us at [email protected] and provide your name and contact information.

Apply now >