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# Mid-Level Full Stack Engineer [$320k/yr+] TS/SCI-FS Poly

- **Company:** SYSTOLIC, INC.
- **Location:** Annapolis Junction, MD, United States
- **Experience:** Experienced
- **Salary:** $320,000.0
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Data Transformation, Data Visualization, Relational Databases, Python (Programming Language), PostgreSQL, MySQL, Software Architecture, SQLite, TypeScript, Web Applications, Web Application Frameworks, ReactJS, Backend, Git, Vue.js, Pandas, AngularJS, Gitlab-ci, Front End Software Development, Data Pipelines
- **Published:** September 16, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9166765/mid-level-full-stack-engineer-320kyr-tssci-fs-poly

## About the Role

* Degree: Technical bachelor's degree or equivalent experience
 * Years of experience: 12+ years
 * Total Compensation: $320k+ yearly

## Description

* Architect and develop full-stack web applications and data analytics solutions to support critical operations.
 * Collaborate directly with analysts and operators to translate operational workflows into scalable technical solutions.
 * Design intuitive data visualizations and reliable data processing pipelines across diverse formats., * Develop web applications using JavaScript, TypeScript, and modern frontend frameworks such as React, Angular, or Vue.
 * Implement backend services, data transformation scripts, and analytical pipelines utilizing Python, Pandas, and Polars.
 * Architect, query, and maintain relational databases including PostgreSQL, MySQL, and SQLite.
 * Guide architectural decisions across both frontend and backend development initiatives.
 * Maintain source code repositories and deployment workflows using Git and GitLab CI/CD pipelines.


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