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Application Developer

Quantum Science Solutions

Today
Top Secret/SCI
Mid Level Career (5+ yrs experience)
Full Scope Polygraph
IT - Software
Reston, VA (On-Site/Office)

Job Title: Application Developer
Location: Reston, VA
Clearance: TS/SCI with Full Scope Polygraph (Required)
Company: Quantum Science Solutions (QSS)
Compensation: Open Rate

Position Overview
Quantum Science Solutions (QSS) is seeking an experienced Application Developer to join a highly visible federal cybersecurity contract in Reston, VA. This role will play a mission critical part in the maintenance of existing legacy applications and the transition to a new system architecture supporting enterprise modernization efforts. The ideal candidate will bring strong full stack development expertise with proven experience in Node.js, backend API development, and deployment across modern cloud platforms. This position offers an opportunity to work closely with cross-functional agile teams, ensuring the performance, reliability, and scalability of next-generation systems in a secure and high-impact federal environment.

Key Responsibilities
• Develop, enhance, and maintain full stack web applications supporting mission objectives.
• Design, implement, and maintain Node.js-based backend services and APIs.
• Support deployment and scaling of applications in cloud-based environments (e.g., AWS, Azure, VMWare, Docker, Kubernetes).
• Participate in Agile/Scrum development processes, collaborating closely with developers, testers, and system engineers.
• Document and maintain technical system architecture and application designs.
• Utilize GitHub for source control and Jenkins for CI/CD automation.
• Track tasks and user stories in JIRA to support iterative delivery and transparency.
• Troubleshoot and resolve issues across front-end, backend, and infrastructure layers.

Required Qualifications
• Minimum 5 years of demonstrated experience in Full Stack Development.
• Strong proficiency in Node.js and backend API development.
• Proven experience deploying and maintaining applications in cloud environments (AWS, Azure, VMWare, Docker, Kubernetes).
• Experience working within an Agile development framework.
• Proficiency with GitHub and Jenkins for code management and automation.
• Familiarity with JIRA for task and sprint tracking.
• Demonstrated ability to document system designs and technical processes.

Preferred Skills
• Strong understanding of graph databases and data modeling.
• Knowledge of internet protocols and network technologies.
• Experience with modern JavaScript frameworks such as Vue.js, Angular, or React.

Education
• Bachelor’s degree in Computer Science, Computer Engineering, Computer Information Systems, Computer Systems Engineering
• Equivalent experience may be substituted on a year-for-year basis.

Why QSS?
At QSS, you’re not just filling a role, you’re shaping mission-critical solutions that keep our nation secure. We invest in your growth, foster innovation, and reward technical excellence.

Benefits include:
• Competitive compensation with annual performance bonuses
• Premium Medical, Dental & Vision coverage
• Generous PTO plus Federal Holidays
• 401(k) with company match
• Opportunities for continuous learning and skill development
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About Us
Quantum Science Solutions is traditional in the sense that it was built with core foundations based on honesty and integrity. We take great pride in all of our efforts and projects, we are proud to serve the front lines of cyber defense. We challenge our team members frequently and thrive on the motto “One for all, all for one”. Here at QSS, we invite individuals who think outside of the box and are mentally stimulated by complex problems in the fast paced world of cyber and technology. Our collaborative work environment allows you to think freely and develop iron clad solutions for our customers. At QSS, your ideas and designs are not only heard but are recognized and rewarded. We support you and will provide you with the resources needed to fuel innovations and creativity. Imagine, you are working on cyber integration concept and it turns into fully funded project by a federal agency. Join the QSS team where rather than making a difference, we are the difference

Quantum Science Solutions Jobs


Job Category
IT - Software
Clearance Level
Top Secret/SCI