> Markdown version of [/jobs/ext/1173505-mid-level-full-stack-developer-320k-yr-ts-sci-fs-poly](https://www.wearedevelopers.com/jobs/ext/1173505-mid-level-full-stack-developer-320k-yr-ts-sci-fs-poly). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

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

- **Company:** SYSTOLIC, INC.
- **Location:** Herndon, VA, United States
- **Experience:** Experienced
- **Salary:** $320,000.0
- **Contract:** Permanent contract
- **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Software Applications, Unit Testing, Cascading Style Sheets (CSS), Databases, Django Web Framework, Design of User Interfaces, Python (Programming Language), Software Systems, SQL Databases, ReactJS, Vue.js, Data Layers, Build Management, AngularJS
- **Published:** July 3, 2026
- **Apply:** https://www.clearancejobs.com/jobs/9010775/mid-level-full-stack-developer-320kyr-tssci-fs-poly

## About the Role

* Degree: Technical bachelor's degree or equivalent experience
 * Years of experience: 8+ years
 * Total Compensation: $320k+ yearly (tentative)

## Description

* Maintain and enhance software applications.
 * Design and implement data layer, application code, and user interfaces.
 * Deliver APIs and integrate with software systems and databases.
 * Develop associated unit and integration testing.
 * Requires expertise in Python, Django, SQL, Javascript, HTML/CSS, React, Angular, Vue.js, and AWS.
 * Build and deploy containers., * Work with lead developer to maintain and enhance existing software applications.


## Related Videos

- [How to Stop Choosing JavaScript Frameworks and Start Living](https://www.wearedevelopers.com/videos/118-how-to-stop-choosing-javascript-frameworks-and-start-living)
- [Build and Deploy a Fullstack App with Open Source Tooling](https://www.wearedevelopers.com/videos/775-build-and-deploy-a-fullstack-app-with-open-source-tooling)
- [Watch Tests Go Brrrr! : Getting Started with Cypress in ReactJS](https://www.wearedevelopers.com/videos/282-watch-tests-go-brrrr-getting-started-with-cypress-in-reactjs)
- [Lessons learned from building a thriving Vue.js SaaS application](https://www.wearedevelopers.com/videos/1666-lessons-learned-from-building-a-thriving-vue-js-saas-application)
- [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company)
- [Stand alone components in Angular](https://www.wearedevelopers.com/videos/656-stand-alone-components-in-angular)

## Related Articles

- [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)
- [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk)
- [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023)
- [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology)
- [Fullstack developer salary in Germany [2023]](https://www.wearedevelopers.com/magazine/197-fullstack-developer-salary-in-germany-2023)
- [Software Engineer Salary London](https://www.wearedevelopers.com/magazine/252-software-engineer-salary-london)