Staff Software Engineer (Fullstack)

<h3>Job Description</h3><div><p><strong>Staff Full Stack Engineer | AI Healthtech | NYC | Up to $240k + Equity</strong></p>\n<p><br /></p>\n<p><strong>The Company</strong></p>\n<p>I'm working with a fast-growing Series B healthcare technology company in New York that is building software to solve some of the most complex problems in US healthcare.</p>\n<p>Their platform combines large-scale backend systems, data-heavy workflows and AI to help healthcare organisations improve accuracy, reduce waste and automate difficult processes.</p>\n<p>They're scaling their engineering team and looking for an experienced <strong>Staff Full Stack Engineer</strong> who can take genuine ownership of major technical challenges across the platform.</p>\n<p>This isn't an architecture-only position. They want someone who can set technical direction, influence engineering decisions and remain genuinely hands-on.</p>\n<p><br /></p>\n<p><strong>The Role</strong></p>\n<p>You'll play a key role in building and scaling the applications that sit at the centre of the company's AI-powered healthcare platform.</p>\n<p>This includes sophisticated React applications, complex operational workflows, backend services and data-intensive systems where performance, accuracy and reliability are critical.</p>\n<p>You'll have significant autonomy to make architectural decisions, improve engineering standards and influence how the wider team builds software.</p>\n<p><br /></p>\n<p><strong>Key responsibilities:</strong></p>\n<ul>\n <li>Own the architecture and delivery of complex full-stack systems, from frontend applications through to backend services.</li>\n <li>Build and scale production React and TypeScript applications, focusing on performance, component architecture, state management and user experience.</li>\n <li>Design robust APIs, backend services and relational data models supporting complex operational workflows.</li>\n <li>Make important system design decisions and establish engineering patterns across multiple teams.</li>\n <li>Work closely with product, design, backend and AI engineers to deliver intuitive applications powered by sophisticated backend systems.</li>\n <li>Champion modern engineering practices, including AI-assisted development, automated testing, observability and CI/CD.</li>\n <li>Mentor senior engineers, lead technical discussions and raise engineering standards while continuing to write production code.</li>\n</ul>\n<p><br /></p>\n<p><strong>What They're Looking For</strong></p>\n<ul>\n <li><strong>10+ years of software engineering experience</strong>, including genuine Staff-level technical ownership.</li>\n <li>Deep hands-on experience with <strong>React, TypeScript and modern JavaScript</strong>.</li>\n <li>Strong frontend architectural judgement, including reusable components, state management and application performance.</li>\n <li>Solid backend engineering experience with <strong>Python, Node.js or TypeScript</strong>, including APIs, databases and distributed systems.</li>\n <li>Experience architecting and delivering complex production applications end-to-end.</li>\n <li>Strong system design and cloud infrastructure knowledge, ideally AWS, Docker, Kubernetes and CI/CD.</li>\n <li>Proven experience mentoring engineers, influencing technical decisions and working effectively across teams.</li>\n <li>A strong product engineering background, ideally within high-growth technology companies or engineering-led startups.</li>\n <li>Someone who communicates clearly, makes thoughtful technical trade-offs and still enjoys getting into the code.</li>\n</ul>\n<p><br /></p>\n<p><strong>Additional experience that would stand out:</strong></p>\n<ul>\n <li>Building AI-powered applications, LLM integrations, agentic workflows or conversational interfaces.</li>\n <li>Healthcare, fintech or other regulated, data-intensive environments.</li>\n <li>B2B SaaS products involving complex operational workflows.</li>\n <li>GraphQL, PostgreSQL, Kafka or distributed data processing.</li>\n <li>Using AI coding tools such as Claude Code to improve engineering productivity.</li>\n</ul>\n<p><br /></p>\n<p><strong>The Opportunity</strong></p>\n<p>This is an opportunity to join a well-funded, growing engineering organisation at a point where individual engineers can still have a significant influence over the product and technical direction.</p>\n<p>You'll work on difficult engineering problems, help shape architecture across the stack and have the autonomy to build systems properly.</p>\n<p>It's particularly well suited to someone who wants the influence and ownership of a Staff Engineer while remaining closely involved in writing and shipping code.</p>\n<p><br /></p>\n<p><strong>Location:</strong> New York City – 3 days per week onsite.</p>\n<p><strong>Salary:</strong> Up to $240,000 base + equity.</p>\n<p><strong>Level:</strong> Staff Engineer – Individual Contributor.</p>\n<p><br /></p>\n<p>If you're an experienced <strong>Staff Full Stack Engineer in New York</strong> who enjoys solving difficult problems, owning major systems and influencing how engineering teams build software, drop me a message.</p>\n<p><br /></p>\n<p>Happy to share more information about the company, the engineering team and the challenges they're tackling.</p>\n<p><br /></p>\n<p>If you’re a Staff, Principal, Lead or exceptionally strong Senior Fullstack Engineer looking for serious technical ownership without moving away from coding, drop me a message.</p>\n<p><br /></p>\n<p><strong><span>[email protected]</span></strong></p></div>