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# Senior Full Stack Developer

- **Company:** Constellation Inc
- **Location:** United States (Remote available)
- **Experience:** Expert
- **Salary:** $135,000.0 - $155,000.0
- **Contract:** Permanent contract
- **Skills:** HTML, JavaScript (Programming Language), Application Programming Interfaces (APIs), Airflow, Unit Testing, Cascading Style Sheets (CSS), Extract Transform Load (ETL), Python (Programming Language), Scrum Methodology, Responsive Web Design, Web Application Security, Software Engineering, TypeScript, Web Applications, Scripting, ReactJS, Backend, Git, Pandas, Material UI, Information Technology, Data Analytics, Front End Software Development, React Redux, Restful APIs, Data Pipelines, Databricks
- **Published:** May 31, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=e2005b8519aeda4d

## About the Role

Do you have experience in Unit testing?, Do you have a Bachelor's degree?, * 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

## Description

Constellation seeks a Senior Full Stack Developer 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., * 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.


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