Senior Full Stack Engineer

Constellation Inc

Washington, DC, DC(remote)

JOB DETAILS
JOB TYPE
Full-time
SKILLS
Apache, Application Programming Interface (API), Automation, Automation Engineering, Background Investigation, CSS (Cascading Style Sheet), Cloud Computing, Computer Science, Continuous Deployment/Delivery, Continuous Integration, Data Collection, Data Management, Data Quality, Database Extract Transform and Load (ETL), Dental Insurance, Git, HTML (HyperText Markup Language), Homeland Security, Internet Application, Operational Support, Python Programming/Scripting Language, REST (Representational State Transfer), React.js, Scripting (Scripting Languages), Software Administration, Software Engineering, Sprint Planning, Team Player, Test Plan/Schedule, Unit Test, United States Citizen, User Interface Design, User Interface/Experience (UI/UX), Vision Plan, Web Programming
LOCATION
Washington, DC, DC
POSTED
30+ days ago

Pay: $135,000.00 - $155,000.00 per year

Job description: Senior Full Stack Engineer

Constellation seeks a Senior Full Stack Engineer to join our Homeland Security Team. This role requires a strong front-end development background using React, along with hands-on Python experience for building data pipelines and automation workflows. The ideal candidate will help develop user-facing applications integrated with backend ETL processes that support operational reporting, data collection, and intelligent automation. This position involves close collaboration with analysts, engineers, and stakeholders to deliver mission-driven capabilities across multiple workstreams.

Key Responsibilities:

  • Design, develop, and maintain modern web applications using React that integrate with backend data automation workflows.
  • Build and support Python-based ETL pipelines to extract, transform, and load data into the enterprise reporting platform.
  • Collaborate with automation engineers, analysts, and cloud engineers to design intuitive, data-driven user interfaces.
  • Integrate frontend components with APIs and automation services built using tools such as Apache Airflow and Databricks.
  • Participate in sprint planning and technical discussions to refine system designs and requirements.
  • Ensure data accuracy, performance, and maintainability across frontend and backend components.

The ideal candidate must have the following experience, background, and credentials:

  • At least 5 years of experience in front-end development using React and hands-on experience using Redux for state management in production React applications
  • At least 2 years of experience developing Python scripts for automation or ETL workflows, including usage and familiarity with Pandas
  • Strong experience developing front-end applications using HTML, TypeScript, and CSS with a focus on responsive design and modern UI/UX
  • Strong understanding of RESTful APIs, React component design and common component libraries, and secure web development practices
  • Proficiency in writing unit tests using frameworks such as Jest
  • Experience working in a collaborative code environment and familiarity with Git, CI/CD pipelines, and modern development workflows
  • Bachelor’s degree in Computer Science, Software Engineering, or a related field
  • Be a U.S. citizen able to pass a background investigation by the client agency. DHS clearance with CBP/ICE or DoD Top-Secret preferred

Job Type: Full-time
Work Location: Remote

Benefits:

  • 401(k)
  • 401(k) matching
  • Dental insurance
  • Disability insurance
  • Flexible schedule
  • Flexible spending account
  • Health insurance
  • Life insurance
  • Professional development assistance
  • Vision insurance

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About the Company

C

Constellation Inc