Full Stack Software Engineer

Based in St. Louis, InSequence Inc. is seeking a Full Stack Software Engineer to support NGA mission-critical applications and cloud infrastructure on site. The role emphasizes Infrastructure as Code, DevSecOps practices, and AWS services, with a compensation range of USD 170,000 to 190,000 per year and a requirement for an active TS/SCI clearance with CI Polygraph.

Responsibilities

• Design, develop, test, and maintain full-stack applications aligned with mission requirements.
• Build front-end and back-end capabilities using TypeScript/JavaScript and Python.
• Design and deploy cloud-native solutions leveraging AWS services.
• Create and manage Infrastructure as Code (IaC) using Terraform and YAML.
• Support software deployment through Git-based CI/CD pipelines.
• Support NGA deployment and sustainment activities, including CORE and DSO deployment processes.
• Implement automated testing and code quality validation.
• Identify and remediate software vulnerabilities and security findings (CVEs and CWEs).
• Collaborate with software engineers, system engineers, cybersecurity teams, and government stakeholders throughout the software lifecycle.
• Participate in Agile development activities, code reviews, and technical planning sessions.
• Produce and maintain technical documentation and deployment artifacts.

Required Qualifications

• Active TS/SCI clearance with CI Polygraph.
• Security+ or equivalent DoD 8570 certification.
• Experience developing full-stack applications in cloud-based environments.
• Experience coding with TypeScript/JavaScript & Python.
• Experience leveraging AWS services such as EC2, Lambda, API Gateway, S3, and PostgreSQL.
• Experience implementing Infrastructure as Code (IaC) using Terraform.
• Experience developing and maintaining YAML-based configurations.
• Experience working with Git-based source control and CI/CD pipelines.
• Experience implementing automated unit testing and addressing software quality issues.
• Experience identifying and remediating software vulnerabilities and security findings.
• Strong understanding of secure software development practices.

Technologies

• AWS, TypeScript, JavaScript, Python, Terraform, YAML, Git, API Gateway, EC2, Lambda, S3, PostgreSQL, Angular, GitLab, Fortify

Benefits

• Company pays 100% of Dental, Vision, and Life Insurance premiums for employees and dependents.
• Company pays 85% of Healthcare premiums for employees and dependents.
• 4% 401(k) match with immediate 100% vesting.
• 3 weeks of PTO plus 11 federal holidays.
• Profit sharing program.
• Continuous training and education opportunities.

Clearance Requirement

Active TS/SCI clearance with CI Polygraph required.

Education & Experience

• Bachelor's degree in Computer Science, Engineering, Information Systems, or a related technical field.
• Typically 2–8+ years of experience developing, deploying, and supporting enterprise software solutions. Additional years of relevant experience may be considered in lieu of some educational requirements.

Application Questions

• Do you have an Active TS-SCI clearance with a CI Polygraph?
• What is your desired salary?

Salary Range

USD 170,000 - 190,000 per year. Salary is influenced by factors including government contract labor categories, relevant experience, technical skills, certifications, education, and overall qualifications.