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Full Stack Developer

solutions3llc

On-site
Dulles, VA
Full-time
Senior
8+ yrs
$112k–$131kPosted 31m ago

Real job — pulled straight from solutions3llc’s careers page · Verified October 14, 2026 · No reposts.

Job description

solutions3llc is hiring a Full Stack Developer — a full-time, based in Dulles, VA role ($112k–$131k). Apply directly on solutions3llc's careers page below.

Full Stack Developer

Title: Applications Developer III

Description: 
Solutions³ LLC is supporting a U.S. Government customer on a large mission critical development and sustainment program to design, build, deliver, and operate a network operations environment, including introducing new cyber capabilities to address emerging threats.

Solutions³ LLC is seeking a Full Stack Developer to support the design, development, and deployment of advanced cybersecurity capabilities. The Full Stack Developer will play a pivotal role in our organization's technology team.  

Salary Range: $112,000 - $131,000
Location: Dulles, VA
Job Type: Onsite

Eligibility: 
  • Must be a US Citizen 
  • Must be able to obtain a Secret clearance within 1 year
  • Must be able to obtain DHS Suitability prior to starting employment  
  • 8+ years of directly relevant experience in software development
Responsibilities Include: 
  • Full Stack Development
    • Develop, maintain, and enhance front-end and back-end components of web applications.
    • Automated testing and smoke testing familiarity and implementation experience.
    • Perform unit and integration testing to ensure software quality.
    • Optimize application for speed and scalability.
    • Collaborate with cross-functional teams to gather and refine software requirements.
    • Write clean, maintainable, and efficient code.
    • Troubleshoot and resolve software defects and issues.
    • Handle authentication, authorization, and session management.
    • Integrate with third-party services (e.g., payment processors, external APIs).
  • DevOps and Deployment
    • Set up and manage CI/CD pipelines.
    • Deploy applications to cloud platforms (e.g., AWS, Azure, GCP).
    • Monitor application performance and reliability.
    • Handle version control using Git and platforms like GitHub/GitLab.
  • Collaboration and Documentation
    • Collaborate with DevOps, infrastructure, and development teams to ensure seamless integration.
    • Document code and infrastructure changes, processes, and best practices.
    • Participate in knowledge sharing and mentorship of team members.
    • Stay up to date with industry trends and emerging technologies.
  • Cybersecurity – Secure Coding Practices
    • Create secure code according to industry best practices.
    • Use strong encryption algorithms for data in motion and data at rest.
    • Manage and handle credentials and secrets in a secure, authorized manner.
    • Use correct error handling and logging within developed code.
Required Skills: 
  • Proficiency in programming languages such as Python, Java, and NodeJS.
  • Strong knowledge of front-end and back-end frameworks.
  • Familiarity with CI/CD pipelines and version control systems.
  • Knowledge of cloud platforms (e.g., AWS, Azure, Google Cloud) is a plus.
  • Demonstrated experience and/or familiarity with one of more of the following: SQL, Oracle, MySQL, JBDC, etc.
  • Demonstrated experience and/or familiarity with one of more of the following: Pytest, Jupyter, Java Spring, JUnit, Hibernate, JavaScript, ReactJs, etc.
  • Experience leading multiple software development teams.
  • Experience developing system performance, availability, scalability, manageability, and security requirements for mid- to large-scale programs.
  • Experience with cloud computing, multimedia storage, knowledge databases and data-mining analytics.
  • Agile development methodology experience required.
  • Experience with Linux and/or Unix.
  • Experience with Jenkins and/or CloudBees.
Desired Skills:  
  • Excellent problem-solving and communication skills.
  • Strong teamwork and collaboration abilities.
  • Ability to adapt to a fast-paced, evolving technology environment.
  • Attention to detail and commitment to delivering high-quality solutions
Desired Certifications:  
  • DoDM 8140.03 DCWF Information Systems Security Developer (631), CSSLP, CISSP
  • Software development methodology certification (e.g. SCRUM Master) highly desired
Required Education: Bachelor’s degree in Software Engineering, Computer Science, or related discipline

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Frequently asked questions

What is the salary for Full Stack Developer at solutions3llc?

The estimated salary range for Full Stack Developer at solutions3llc is $112,000 - $131,000 USD per year.

What skills are required for Full Stack Developer at solutions3llc?

The required skills for Full Stack Developer at solutions3llc include: Python, Java, Node.js, SQL, Oracle, MySQL, JUnit, Hibernate, JavaScript, React, Linux, Unix, Jenkins, Agile, Scrum, Git, CI/CD, AWS, Azure, GCP, CISSP.

What is the seniority level for Full Stack Developer at solutions3llc?

Full Stack Developer at solutions3llc is a Senior level position.

How do I apply for Full Stack Developer at solutions3llc?

You can view the full description and apply for Full Stack Developer at solutions3llc on EchoJobs: https://echojobs.io/job/solutions3llc-full-stack-developer-y39pl.