Full Stack Developer with Security Clearance

NS2 Mission; Chantilly (VA); On-site; USD 110,000 - 160,000; Full time

Job summary

NS2 Mission is seeking a Full Stack Software Developer to support a project in Chantilly, VA. You will collaborate with a lead developer to enhance and maintain mission-critical applications across backend services, APIs, and responsive front-ends.

The role emphasizes building scalable solutions and solving complex technical challenges in an Agile environment. The ideal candidate has 5-7 years of Python development experience with Flask, Django, or FastAPI, strong SQL/ORM skills, and front-end

Qualifications

• 5-7 years of Python development experience.
• Experience with Flask, Django, or FastAPI.
• Experience writing unit and integration tests.
• Working knowledge of SQL and ORM (SQLAlchemy).
• Front-end development with JavaScript/TypeScript/CSS.
• Experience with React/Angular/Vue frameworks.
• Experience deploying containerized apps in AWS.
• TS/SCI clearance with an FSP required.

Responsibilities

• Design, develop, and maintain full-stack software applications for mission objectives.
• Collaborate with the lead developer to implement and enhance features.
• Develop backend services and RESTful APIs using Python.
• Build responsive UIs using JavaScript/TypeScript and modern front-end frameworks.
• Integrate applications with databases, APIs, and external systems.
• Develop and run unit and integration tests to ensure quality.
• Deploy and support containerized apps in AWS cloud environments.
• Participate in code reviews and Agile development activities.

Skills

Python programming

JavaScript

TypeScript

SQL

REST APIs

AWS

Unit testing

Agile

Tools

Docker

Kubernetes

ORM (SQLAlchemy)

Job description

Build modern applications that power mission success. NS2 Mission is seeking a Full Stack Software Developer to support a project in Chantilly, VA. In this role, you'll collaborate with a lead developer to enhance and maintain mission-critical applications, contributing across the full software development lifecycle—from backend services and APIs to modern, responsive user interfaces. If you enjoy building scalable applications and solving complex technical challenges, we'd love to hear from you.

Key Responsibilities

• Design, develop, and maintain full-stack software applications supporting mission objectives.
• Collaborate with the lead developer to design, implement, and enhance application functionality.
• Develop backend services and RESTful APIs using Python and modern web frameworks.
• Build and maintain responsive user interfaces using JavaScript, TypeScript, and modern front-end frameworks.
• Integrate applications with databases, APIs, and external software systems.
• Develop and execute unit and integration tests to ensure application quality and reliability.
• Deploy and support containerized applications within AWS cloud environments.
• Participate in code reviews, troubleshooting, and Agile development activities to continuously improve software quality and performance.

Required Qualifications

• 5-7 years of experience developing applications with Python.
• Hands-on experience with one or more Python web frameworks such as Flask, Django, or FastAPI.
• Experience developing unit and integration tests for software applications.
• Working knowledge of SQL and relational databases, including familiarity with SQLAlchemy or other ORM technologies.
• Experience developing front-end applications using JavaScript, TypeScript, and CSS.
• Experience with modern front-end frameworks such as React, Angular, or Vue.
• Experience building, deploying, and supporting containerized applications in AWS cloud environments.
• Position Clearance Requirement: TS/SCI with an FSP

Preferred Qualifications

• Experience designing and consuming RESTful APIs.
• Familiarity with Docker, Kubernetes, or other container orchestration technologies.
• Experience working within Agile software development environments.
• Strong problem-solving skills and the ability to collaborate effectively with cross-functional technical teams.

NS2 Mission's culture of inclusion, focus on health and well-being, and flexible working models help ensure that everyone - regardless of background - feels included and can run at their best. We ultimately believe in unleashing all talent and creating a better world.

NS2 Mission is committed to the values of Equal Employment Opportunity and provides accessibility accommodations to applicants with physical and/or mental disabilities.

Qualified applicants will receive consideration for employment without regard to their age, race, religion, national origin, ethnicity, age, gender (including pregnancy, childbirth, et al), sexual orientation, gender identity or expression, protected veteran status, or disability, in compliance with applicable federal, state, and local legal requirements.