Software Engineer

Location: Remote – U.S. or Global

Industry: AI-Driven HealthTech | Mobile & Web App Development | Digital Health

A stealth-mode innovator in digital health is building the next generation of personalized healthcare - using real-time data, AI agents, and high-fidelity user interfaces to help people live longer, healthier lives. This visionary startup is on a mission to revolutionize health monitoring and predictive health management, and they are hiring a Software Engineer to take the lead on both mobile and web-based frontends for a cutting-edge healthtech chatbot.

This is a unique opportunity to help build an end-to-end platform that fuses wearable data, advanced biometrics, and conversational AI. You’ll join a high-impact, early-stage team working directly with executive leadership, with massive equity upside and a clear roadmap to scale.

What’s In It for You

Founding-Level Equity – Participate in the company's growth with high-upside, low-cost equity.
Mission-Driven Work – Build technology that helps people live longer, healthier, more informed lives.
Next-Level Innovation – Use advanced AI, 3D graphics, and real-time health data in a platform built for massive scale.

Key Responsibilities

Mobile Development (iOS Focused)

Design and build high-performance iOS applications leveraging Apple HealthKit and other wearable integrations.
Implement features using Swift, SwiftUI, Combine, async/await, and optimize using Xcode Instruments.
Develop integrations with Apple Watch, StoreKit 2 for subscriptions and in-app purchases, and backend APIs.
Drive scalable architecture with secure handling of medical and biometric data for mass-market usage.

Web Platform Engineering

Develop high-speed, modern UIs using React, Next.js, and TypeScript for chatbot interactions and real-time visualizations.
Use advanced data visualization tools (e.g., D3.js, Plotly.js, Chart.js) to present complex health data.
Optimize performance across platforms with smart caching, SSR/ISR strategies, and best practices in web rendering.
Manage full deployment lifecycle via Vercel, Cloudflare, or equivalent CI/CD systems.

AI-Enhanced Engineering Workflows

Leverage AI tools like GitHub Copilot, OpenAI agents, or similar to increase development velocity.
Implement automated testing, code generation, and prototyping using LLMs and multi-agent workflows.
Explore generative UI patterns and LLM-integrated feature delivery across platforms.

Desired Experience

5+ years of experience in software engineering, ideally across both iOS (Swift) and web (React/Next.js) stacks.
Must have proven, hands-on experience developing with Apple HealthKit, including real-world integrations involving vitals, fitness, or wearable data.
Strong portfolio of mobile and web applications, especially those involving health, fitness, or wearable integrations.
Experience scaling consumer-facing platforms (100k+ users), particularly those involving real-time data.
Deep familiarity with Apple HealthKit, secure data handling, and subscription-based app monetization.
Passion for AI-driven engineering and optimizing developer productivity through automation and tooling.

Preferred Qualifications

Familiarity with 3D visualization using WebGL, Three.js, or similar.
Exposure to AI/LLM integrations (OpenAI, Claude, etc.), prompt engineering, or retrieval-augmented generation (RAG).
Backend experience (e.g., FastAPI, Redis, PostgreSQL) and deployment with Docker, Kubernetes.
Understanding of health data privacy standards and compliance.

This company operates in stealth, backed by accomplished serial entrepreneurs with a proven track record of successful exits and IPOs. They're not just building an app - they're shaping the future of healthcare. If you're passionate about life-changing technology and want to own major pieces of the frontend stack, this is the opportunity to make your mark.

About Blue Signal:

Blue Signal is an award-winning, executive search firm specializing in various specialties. Our recruiters have a proven track record of placing top-tier talent across industry verticals, with deep expertise in numerous professional services. Learn more at bit.ly/46Gs4yS

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