> Markdown version of [/jobs/ext/4656227-mid-level-full-stack-engineer-346k-yr-ts-sci-fs-poly](https://www.wearedevelopers.com/jobs/ext/4656227-mid-level-full-stack-engineer-346k-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 Engineer [$346k/yr+] TS/SCI-FS Poly - **Company:** SYSTOLIC, INC. - **Location:** Annapolis Junction, MD, United States - **Experience:** Experienced - **Salary:** $346,000 - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Collaborative Software, Continuous Integration, Linux System Administration, Software Engineering, Web Applications, Backend, AngularJS, Non-relational Database - **Published:** November 10, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9300913/mid-level-full-stack-engineer-346kyr-tssci-fs-poly ## About the Role * Degree: Technical bachelor's degree or equivalent experience * Years of experience: 12+ years * Total Compensation: $346k+ yearly ## Description * Lead a collaborative software development team delivering high-impact tools, web applications, and backend analytics. * Build solutions iteratively within a modern CI/CD workflow, integrating real-time user feedback into production tools. * Provide full-stack technical leadership using Java, AngularJS, and non-relational databases in Linux environments., * Provide hands-on software development expertise and break down complex technical tasks for team members. * Design, develop, and maintain responsive web applications providing analytical and workflow support. * Build and maintain robust backend analytics operating on and with non-relational databases. * Expand upon existing workflow automation efforts, leveraging modern and AI-assisted development tools. * Collaborate directly with operators, analysts, and developers to gather requirements and deliver continuous improvements.