> Markdown version of [/jobs/ext/3036328-senior-full-stack-engineer-288k-yr-ts-sci-fs-poly](https://www.wearedevelopers.com/jobs/ext/3036328-senior-full-stack-engineer-288k-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). --- # Senior Full-Stack Engineer [$288k/yr+] TS/SCI-FS Poly - **Company:** SYSTOLIC, INC. - **Location:** Annapolis Junction, MD, United States - **Experience:** Expert - **Salary:** $288,000.0 - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Automation of Tests, Continuous Integration, Django Web Framework, JSON, Visual Analytics, Web Applications, ReactJS, Spring-boot, Build Management - **Published:** September 23, 2026 - **Apply:** https://www.clearancejobs.com/jobs/9187319/senior-full-stack-engineer-288kyr-tssci-fs-poly ## About the Role * Degree: Technical bachelor's degree or equivalent experience * Years of experience: 14+ years * Total Compensation: $288k+ yearly (tentative) ## Description * Design and build interactive data visualizations and modern web applications. * Implement automated testing across unit, integration, and end-to-end levels. * Build and manage CI/CD deployment pipelines for production web environments., * Design and build high-performance, interactive data visualizations and dashboards using modern web technologies. * Develop DOM-based and rendering-based visualizations based on use case and performance requirements. * Write clean, scalable code using JavaScript and frameworks such as React, Django, or Spring Boot. * Structure and manipulate data using JSON to support dynamic, real-time visualization requirements. * Develop and maintain comprehensive test coverage including unit, integration, and end-to-end testing. * Build and manage CI/CD pipelines to support automated testing, integration, and deployment. * Deploy, monitor, and maintain web applications in production environments, ensuring performance and scalability. * Partner with cross-functional engineering and data teams to translate complex data into intuitive visual experiences. ## Related Videos - [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) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Recruitment Reinvented: Bold strategies and the $10K signing incentive](https://www.wearedevelopers.com/videos/1068-recruitment-reinvented-bold-strategies-and-the-10k-signing-incentive) - [Introducing JSON Structure](https://www.wearedevelopers.com/videos/100219-introducing-json-structure) - [Web development best practices in 2021](https://www.wearedevelopers.com/videos/280-web-development-best-practices-in-2021) - [JSON and Beyond](https://www.wearedevelopers.com/videos/968-json-and-beyond) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [Fullstack developer salary in Germany [2023]](https://www.wearedevelopers.com/magazine/197-fullstack-developer-salary-in-germany-2023) - [Fullstack Developer Salary UK](https://www.wearedevelopers.com/magazine/251-fullstack-developer-salary-uk) - [Best Paying Jobs in Technology](https://www.wearedevelopers.com/magazine/256-best-paying-jobs-in-technology) - [How We Built a Worry-Free System That Runs for 10+ Years – And What We’d Do Again](https://www.wearedevelopers.com/magazine/751-how-we-built-a-worry-free-system-that-runs-for-10-years-and-what-we-d-do-again)