Senior Front-End Engineer

Alaffia Health•New York, NY

About The Position

Alaffia is a healthtech startup focused on reducing improper payments and administrative waste in U.S. health plans. They use expert clinicians and AI to provide insights, automation, and better outcomes in claims operations. The company is seeking a product-minded Senior Front-End Engineer to shape the interfaces used by their Payment Integrity and Operations teams. This role involves building and scaling React-based applications, collaborating with backend, product, and design teams, and playing a key role in advancing the frontend architecture and setting UI development standards.

Requirements

7+ years of professional experience building production frontend applications, with deep hands-on expertise in React.
Strong command of modern JavaScript/TypeScript, component architecture, and state management patterns.
Experience building and scaling frontend systems within a growing engineering team.
Track record of collaborating cross-functionally with backend, product, and design to ship high-quality features.
Strong eye for UX and a track record of building interfaces that are both functional and easy to use.
Comfortable working through ambiguity and translating operational or business requirements into clean technical solutions.
Experience with testing frameworks and CI/CD tooling for frontend applications.

Nice To Haves

Experience building B2B SaaS products, particularly for operations, clinical, or financial teams.
Experience in healthcare technology or another highly regulated industry.
Familiarity with design systems and building reusable, scalable component libraries.
Experience with performance optimization for data-dense, workflow-heavy applications.
Exposure to AI/GenAI-powered features on the frontend (e.g., chat interfaces, agentic workflows, natural language interactions).

Responsibilities

Design, build, and maintain high-quality, production-grade React applications that power our core auditing and workflow tools.
Own the architecture of key frontend systems, making thoughtful decisions around state management, component design, and performance.
Improve and maintain frontend infrastructure, including build tooling, testing practices, and CI/CD pipelines.
Partner with backend engineers to define clean API contracts and ensure smooth end-to-end integration.
Identify opportunities to improve UI performance, accessibility, and overall user experience across the platform.
Contribute to code reviews and help establish frontend best practices as the team scales.
Debug and resolve complex, cross-component issues, using deep familiarity with the React ecosystem and our codebase.