Full Stack Software Engineer

InSequence Inc. is seeking a Full Stack Software Engineer to support mission-critical NGA applications and cloud infrastructure from our St. Louis, Missouri site. The role emphasizes Infrastructure as Code, DevSecOps, and AWS services, blending front-end and back-end development to meet government requirements. The successful candidate will collaborate with software engineers, system engineers, cybersecurity teams, and government stakeholders throughout the software lifecycle.

Responsibilities

• Design, develop, test, and maintain full stack applications that meet mission requirements.
• Develop and enhance front-end and back-end capabilities using TypeScript/JavaScript and Python.
• Design and deploy cloud-native solutions leveraging AWS services.
• Develop and maintain Infrastructure as Code (IaC) using Terraform and YAML.
• Support software deployment activities through Git-based CI/CD pipelines.
• Support deployment and sustainment activities within NGA environments, including CORE and DSO deployment processes.
• Implement and maintain automated testing solutions, including unit testing and code quality validation.
• Identify, analyze, and remediate software vulnerabilities and security findings, including CVEs and CWEs.
• Collaborate with software engineers, system engineers, cybersecurity teams, and government stakeholders throughout the software development lifecycle.
• Participate in Agile development activities, code reviews, and technical planning sessions.
• Create 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 developing software using TypeScript/JavaScript and 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 resolving 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 PTO plus 11 Federal Holidays.
• Profit sharing program.
• Continuous training and education opportunities.

Clearance

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.

Salary

USD 170,000 - 190,000 per year.

Application Questions

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