Senior Full Stack Engineer, React, Node.JS

🔥 0 minutes ago

🍂 Massachusetts – Remote

🍂 Massachusetts – Remote

💵 $155k - $165k / year

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 0%

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Linus Health

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2019

🏥 Healthcare

🤖 Artificial Intelligence

☁️ SaaS

💰 $55M Series B - Linus Health on 2021-07

Healthcare • Artificial Intelligence • SaaS

Linus Health is a digital health company that provides a science-driven cognitive assessment platform using AI and validated, process-based metrics to enable earlier detection, clinical decision support, and proactive brain health care. Its flagship assessment (the CCE) and other digital tools modernize traditional cognitive tests (e. g. , clock drawing) for use across medical practices, health systems, life sciences research, payers, and clinical trials. Linus Health emphasizes research validation (over 160 publications), FDA/MHRA/Canada Health registration, and partnerships to support screening, trial optimization, and population-level cognitive insights.

📋 Description

• Build full stack applications upon RESTful services, ensuring performant, scalable, observable, maintainable solutions in collaboration with the Software Architect • Lead by example with hands-on coding, code reviews, and full stack feature design • Anticipate long-term challenges such as system performance, technical debt, and evolving technology stacks • Advance AI-assisted usage by championing best practices and practical applications for AI-assisted code generation • Uphold best practices for unit, integration, snapshot, and end-to-end testing • Maintain CI/CD pipelines, code quality, and observability • Collaborate with engineers across projects to deliver team goals • Collaborate cross-functionally with Software Architect, Product, Design, Data Science/Medical, and Security • Translate requirements into elegant, maintainable solutions meeting customer needs • Mentor and coach other engineers • Influence API and database design decisions and front-end technical direction • Ensure software scalability, reliability, and maintainability

🎯 Requirements

• 5+ years of software engineering experience with significant expertise in React framework and Node • 3+ years building RESTful services including database design in Node • Strong grasp of modern JavaScript/TypeScript tooling and ecosystems (Webpack, Vite, Babel, ESLint, Jest, Cypress/Playwright) • Familiarity with AI-assisted development workflows and proven ability to accelerate development workflows through practical application • Proficiency in frontend performance optimization (bundle splitting, lazy loading, caching strategies, rendering patterns) • Strong communication skills—able to drive consensus, document decisions (ADRs, RFCs), and present tradeoffs clearly to technical and non-technical stakeholders

🏖️ Benefits

• Yearly target discretionary bonus • Equity • Health benefits • Unlimited PTO • Monthly flex day • 401K plan with a match • Reasonable accommodations for candidates with disabilities during the recruiting process