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Full Stack Developer with Security Clearance
Legacy Consulting Services , LLCAberdeen Proving Ground, MD🇺🇸United StatesPosted 13 Jul 2026
Quick Overview
Work Type
Hybrid
Schedule
Employee
Level
Mid Senior
Job Description
Full Stack Developer Key Responsibilities
Architect, design, and develop a new client-server web application based on an existing Java application. Develop and maintain both the front-end and back-end components of the web application. Collaborate with the development teams, product managers, stakeholders, and designers, to define and implement new features. Write clean, efficient, and well-documented code. Ensure the application is scalable, secure, and performs optimally. Troubleshoot and debug issues across the entire application stack. Stay up-to-date with the latest industry trends and technologies to ensure the application remains modern and competitive. Required Skills and Qualifications
Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience). 5+ years experience as a Full Stack Developer or similar role. Strong proficiency in Java and experience with Java-based web frameworks (e.g., Spring Boot, Vaadin, or Jakarta EE). Expertise in front-end technologies, including HTML, CSS, and JavaScript. Experience with modern front-end frameworks such as React, Angular, or Vue.js. Solid understanding of client-server architecture and web protocols (HTTP, REST). Experience with databases, both SQL (e.g., MySQL, PostgreSQL) and NoSQL (e.g., MongoDB). Familiarity with version control systems, such as Git. Excellent problem-solving and communication skills. Preferred Qualifications
Experience with cloud platforms (e.g., AWS, Azure, Google Cloud). Knowledge of containerization technologies like Docker and Kubernetes. Experience with CI/CD pipelines and DevOps practices. Experience with WebSocket for real-time communication. Minimum Secret Clearance, with the ability to obtain a SCI
Architect, design, and develop a new client-server web application based on an existing Java application. Develop and maintain both the front-end and back-end components of the web application. Collaborate with the development teams, product managers, stakeholders, and designers, to define and implement new features. Write clean, efficient, and well-documented code. Ensure the application is scalable, secure, and performs optimally. Troubleshoot and debug issues across the entire application stack. Stay up-to-date with the latest industry trends and technologies to ensure the application remains modern and competitive. Required Skills and Qualifications
Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent experience). 5+ years experience as a Full Stack Developer or similar role. Strong proficiency in Java and experience with Java-based web frameworks (e.g., Spring Boot, Vaadin, or Jakarta EE). Expertise in front-end technologies, including HTML, CSS, and JavaScript. Experience with modern front-end frameworks such as React, Angular, or Vue.js. Solid understanding of client-server architecture and web protocols (HTTP, REST). Experience with databases, both SQL (e.g., MySQL, PostgreSQL) and NoSQL (e.g., MongoDB). Familiarity with version control systems, such as Git. Excellent problem-solving and communication skills. Preferred Qualifications
Experience with cloud platforms (e.g., AWS, Azure, Google Cloud). Knowledge of containerization technologies like Docker and Kubernetes. Experience with CI/CD pipelines and DevOps practices. Experience with WebSocket for real-time communication. Minimum Secret Clearance, with the ability to obtain a SCI
Skills
Docker
MongoDB
MySQL
SQL
Spring
Spring Boot
AWS
Angular
Azure
CSS
Git
Google Cloud
HTML
HTTP
Java
JavaScript
Kubernetes
PostgreSQL
REST
React
Vue
WebSocket
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