[Remote] Staff Software Engineer (iOS/Swift & React Native) at Linus Health

United States

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Not SpecifiedCompensation

Senior (5 to 8 years), Expert & Leadership (9+ years)Experience Level

Full TimeJob Type

UnknownVisa

Digital Health, Healthcare TechnologyIndustries

Requirements

10+ years of software engineering experience with significant time in mobile; 5+ years building and shipping iOS apps in Swift; 3+ years with React Native at scale
Expert in Swift/SwiftUI (and/or UIKit), Xcode tooling, Instruments, and Apple platform fundamentals (background tasks, permissions, Keychain, App Store Connect, TestFlight)
Strong React Native fundamentals (bridge/native modules, performance profiling, Hermes, Metro/bundling, OTA, navigation)
Proven track record designing reusable component systems (design tokens, accessibility, theming, API ergonomics, documentation)
Hands-on experience using AI to accelerate coding (scaffold code/tests, refactors, docs) and productizing AI in-app (safe prompts, evaluation, guardrails)
Depth in mobile data flows (REST/gRPC, GraphQL, streaming), offline-first sync, error handling, and app state management
Quality mindset: unit/UI/e2e testing (XCTest, snapshot testing, Detox), monitoring, crash analytics, metrics/SLOs
Security and privacy literacy suitable for healthcare contexts (e.g., PII/PHI handling patterns, least-privilege, secure storage)
Clear technical communication: design docs, ADRs, tradeoff analysis, and stakeholder alignments

Responsibilities

Own the mobile architecture across iOS (Swift/SwiftUI/UIKit) and React Native—modularity, performance, security, and observability
Create and maintain reusable mobile component libraries (design-system alignment, theming, accessibility, localization, dark mode)
Ship AI-enabled features that surface insights visually (charts/plots/progressions) and responsibly—privacy-by-design, auditable outputs
Raise engineering standards: testing (unit/snapshot/e2e), CI/CD for mobile, OTA strategies, release automation, crash analytics, and telemetry
Mentor and unblock engineers; drive clear design docs, ADRs, and code reviews; partner deeply with Product, Design, Data Science/Medical, and Security
Lead cross-team initiatives (performance, reliability, offline/edge patterns, network/data sync, app startup time, bundle size reduction)
Champion AI-assisted workflows to boost delivery speed and quality (intentional prompts, verification practices, secure usage guidelines)
Collaborate with Data Science/Medical to integrate model outputs safely and clearly into the UI, including uncertainty and context visualization

Skills

Key technologies and capabilities for this role

SwiftSwiftUIUIKitReact NativeiOSMobile ArchitectureComponent LibrariesCI/CDUnit TestingSnapshot TestingE2E TestingCrash AnalyticsTelemetryPerformance OptimizationAI Integration

Questions & Answers

Common questions about this position

What experience is required for this Staff Software Engineer role?

Candidates must have 10+ years of software engineering experience with significant mobile time, 5+ years building and shipping iOS apps in Swift, and 3+ years with React Native at scale. Expertise in Swift/SwiftUI (and/or UIKit), Xcode tooling, React Native fundamentals, reusable component systems, AI-assisted coding, and mobile data flows is required.

What is the salary or compensation for this position?

This information is not specified in the job description.

Is this role remote or does it require working in Boston?

This information is not specified in the job description.

What is the company culture like at Linus Health?

Linus Health has 100+ team members and is in a phase of accelerated growth, seeking top talent. The role is highly cross-functional, involving collaboration with Product, Design, Data Science/Medical, and Security teams.

What makes a strong candidate for this position?

A strong candidate will have the must-haves including 10+ years of experience with significant mobile focus, expertise in iOS Swift and React Native, proven reusable component design, AI coding experience, and depth in mobile data flows.

Linus Health

Digital platform for cognitive assessments

About Linus Health

Linus Health improves cognitive care by providing tools for the early detection of Alzheimer's and other forms of dementia using artificial intelligence. Their main product is a digital cognitive assessment platform that combines traditional assessments with AI-driven neurological analysis, allowing for efficient and scientifically validated early detection. Key features include quick iPad-based assessments, automated scoring, and personalized patient action plans. The company's goal is to change the prognosis for patients by enabling earlier and more accurate detection of cognitive impairment.

Waltham, MassachusettsHeadquarters

2019Year Founded

$63.1MTotal Funding

SERIES_BCompany Stage

AI & Machine Learning, Biotechnology, HealthcareIndustries

51-200Employees

Benefits

Health, dental, vision & life insurance

Unlimited PTO

Parental leave

401K with 6% match

Performance Bonus

Employee Stock Purchase Plan

Work From Home Policy

Employee Referral Incentive program

Company Social Outings

Risks

Rapid AI advancements could increase competition from new cognitive assessment tool providers.

Integration challenges from acquiring Together Senior Health may disrupt operations and client relations.

Regulatory scrutiny on AI usability and transparency could impact Linus Health's digital platforms.

Differentiation

Linus Health uses AI to enhance traditional cognitive assessments for early dementia detection.

Their DCTclock is an AI-enhanced upgrade to the traditional clock drawing test.

The platform offers iPad-based assessments with automated scoring and multi-language support.

Upsides

Partnership with Brook Health simplifies cognitive care, enhancing patient and provider experience.

Acquisition of Together Senior Health adds virtual therapeutic solutions to Linus Health's offerings.

Collaboration with uMethod Health integrates personalized care planning into Linus Health's platform.

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