Full Stack Developer – Software Developer Expert

Cornerstone Defense LLC; Herndon, Northern (VA, KY); Hybrid; USD 140,000 - 190,000; Full time

Benefits offered by this job

Medical insurance

Dental plan

Vision plan

PTO

401(k)

HSA/FSA

Life insurance

Disability insurance

Tuition reimbursement

Training

Referral program

529 college savings

Fitness reimbursement

Travel assistance

Life planning services

Job summary

Cornerstone Defense LLC in Herndon, VA seeks an experienced Full Stack Developer to design, develop, and deploy sophisticated enterprise computing infrastructure, including web applications, APIs, and cloud services.

The role requires a senior candidate with 11+ years of full-stack experience in Java Spring, front-end technologies, and AWS, working within a SecDevOps Agile environment to deliver secure, scalable solutions for a key government customer.

Qualifications

• Bachelor's or master's degree in CS/engineering or related field
• 11+ years of full-stack development experience with Java/Spring, frontend tech, and databases
• Hands-on AWS, DevOps tools, and SecDevOps in Agile environments

Responsibilities

• Design, develop, and deploy enterprise web applications and cloud services
• Build and maintain APIs and microservices architecture
• Collaborate with cross-functional teams to deliver secure, scalable solutions

Skills

HTML5

JavaScript

TypeScript

CSS

Java Spring

APIs

Microservices

RDBMS

NoSQL

Testing frameworks

AWS

DevOps

SecDevOps

Agile

Education

Bachelor's or Master's degree in Computer Science, Engineering, or related field

Tools

Jenkins

Git

CI/CD pipelines

Infrastructure as Code

AWS Cloud

Job description

*Clearance: *Active TS/SCI w/ Polygraph needed to apply *

Company Overview:

Cornerstone Defense is the Employer of Choice within the Intelligence, Defense, and Space communities of the U.S. Government. Realizing early on that our most prized assets are our employees, we continually focus our attention on improving the overall work/life experience they have supporting the mission. Our Team is pushed every day to use their industry leading knowledge to provide end-to-end solutions to combat our nation’s toughest and most secure problems. If you are looking for a place to not only be professionally challenged, but encouraged and supported by a company that cares, don’t look any further than Cornerstone Defense.

Benefits Overview:

Cornerstone Defense offers a very comprehensive benefits package including, but not limited to: Medical, Dental and Vision Plans * Generous PTO Policy * 401(k) * HSA and FSA options * Life and Disability Insurance * Tuition Reimbursement and Training * Perks at Work Discount Program * Referral Program * Leads Generation Program * CollegeAmerica 529 * Fitness Reimbursement Program * Travel Assistance * Norton Lifelock Benefit Solutions * Life Planning Financial & Legal Services *

Required Education, Experience, & Skills

We are seeking an experienced Full Stack Developer to join our technology-based program supporting a key government customer. As a Full Stack Developer, you will play a critical role in designing, developing, and deploying sophisticated enterprise computing infrastructure, including web applications, network infrastructure, and cloud services. This is a fast-paced, challenging, and rewarding opportunity to work on a complex and high-profile program.

• Bachelor's or Master's degree in Computer Science, Engineering, or related field


• Minimum 11 years of relevant experience in full-stack development, with expertise in:
  + Front-end development: HTML5, JavaScript, TypeScript, CSS
  + Back-end development: Java Spring, APIs, microservices
  + Database management: RDBMS and NoSQL databases
  + Testing and debugging: hands-on experience with testing frameworks and tools


• Hands-on experience with AWS cloud services, DevOps tools, and software development methodologies


• Strong analytical and problem-solving skills, with ability to identify issues and implement corrective actions


• Excellent communication and collaboration skills, with ability to work effectively in a team environment

Preferred Education, Experience, & Skills

• Experience working in a SecDevOps Agile environment


• Knowledge of migrating Ruby on Rails to Java


• Familiarity with Infrastructure as Code (IOC) and cloud design principles


• Understanding of SecDevOps and its applications