Full Stack Web Developer

CACI International Inc

. Build responsive, scalable, and high-performance applications and software addressing national security challenges .

Posted 10/6/2026full-timeUnited StatesMid-LevelSenior💰 $82,100 - $172,400 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building responsive and scalable web applications using React.js and Flask/Express.js, with a strong focus on performance, reliability, and security. Proficient in managing the full development lifecycle and collaborating effectively within cross-functional teams.

Highest-signal resume keywords

React.js DevelopmentFlask (Python) API DevelopmentPostgreSQL Database ManagementRESTful API DesignActive TS/SCI Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

JavaScriptTypeScriptHTML5CSS3SQLSystem Architecture DesignFrontend DevelopmentBackend DevelopmentApplication Performance OptimizationDebugging

Soft Skills

Problem-SolvingAttention to DetailStrong CommunicationTeam Collaboration

Tools & Technologies

GitAgile MethodologiesVersion Control Systems

Industry Keywords

National SecurityWeb DevelopmentFull Development LifecycleCross-Functional Collaboration

Tech Stack

Tools & technologies

FlaskJavaScriptNode.jsPostgresPythonReactSQLTypeScript

About the role

Key responsibilities & impact

Build responsive, scalable, and high-performance applications and software addressing national security challenges
Collaborate with cross-functional teams to design, develop, and maintain frontend and backend components
Manage the full development lifecycle from conceptualization to deployment
Design system architecture
Implement frontend and backend components
Integrate applications with databases
Ensure application performance, reliability, and security
Design and develop modern web applications using React.js and Flask/Express.js
Build and maintain RESTful APIs and integrate with various data sources
Implement responsive user interfaces using HTML5, CSS3, and modern JavaScript frameworks
Design PostgreSQL schemas, optimize queries, and ensure data integrity
Translate UX/UI wireframes and mockups into functional code
Participate in code reviews and use Git version-control best practices
Debug issues across the full stack and improve application performance
Contribute to technical documentation
Work in an agile environment and contribute to innovative solutions

Requirements

What you’ll need

B.S. in Computer Science, Software Engineering, Computer Engineering or related field
5+ years of professional experience in web development
Strong proficiency with React.js and modern JavaScript/TypeScript development
Experience building backend APIs with Flask (Python) and Express.js (Node.js)
Proficient in Python, HTML5, CSS3, TypeScript, and JavaScript
Experience with PostgreSQL and writing efficient SQL queries
Strong understanding of RESTful API design principles
Experience with version control systems (Git) and collaborative development workflows
Problem-solving mindset with attention to detail and code quality
Strong communication skills and ability to work effectively in a team environment
Must have an active TS/SCI Clearance

Benefits

Comp & perks

Flexible time off benefit
Robust learning resources
Competitive compensation
Healthcare benefits
Wellness benefits
Financial benefits
Retirement benefits
Family support benefits
Continuing education benefits
Time off benefits
Flexible work-life balance support