Arcus: Private decentralized exchange serving retail and professional traders with 24/7 tokenized stocks, crypto, commodities, indices, and perpetuals.
5+ YOE5+ years of software engineering experience, significant mobile development experience, production React Native expertise, JavaScript and TypeScript proficiency, and experience publishing iOS and Android applications.
Senior Mobile App Engineer (React Native/iOS/Android)
Boston or New York City
$170k-$190k/yrRemoteFull Time
Beacon Biosignals: Private neurotechnology providing AI-powered EEG analytics and at-home diagnostics for biopharma researchers, clinicians, and patients.
8+ YOERequires 8+ years of mobile development experience with native iOS, Android, or React Native; BLE, sensor integration, or health data experience; and familiarity with TypeScript, React Native, Swift, Kotlin, Expo, and GitHub.
Subway: Global quick-service restaurant chain specializing in submarine sandwiches.
6+ YOERequires 6–9 years of software engineering experience, strong React Native and TypeScript expertise, mobile testing and release experience, REST APIs, authentication, and a bachelor's degree or equivalent experience.
Hightouch: N Agentic Marketing Platform powered by the industry-leading Composable CDP.
Senior software engineer building SDKs and backend systems; ownership of end-to-end projects; cross-platform (iOS/Android/React Native) development; on-device and backend collaboration.
Siro: AI sales coaching software for in-person sales teams.
6+ YOESenior mobile engineer with 6+ years React Native, experience maintaining/scaling apps, Swift/Kotlin for native extensions, leadership, CI/CD pipelines, and strong problem-solving.
Macmillan Publishers: Privately held global trade-book publisher serving adult and children’s readers through books, audio, and digital formats.
Senior AI Engineer with full-stack capabilities; cloud-native AI products; deployment, monitoring, and optimization of AI models; strong software engineering; production systems; English communication.
Charlotte or Denver or New York City or Charlotte or Denver or New York City
$116k-$200k/yrHybridFull Time
Judi Health: Privately held health technology providing pharmacy and benefits administration to employers, unions, health plans, and governments.
5+ YOERequires 5+ years of React Native experience, TypeScript, mobile architecture, state management, native debugging, Git, CI/CD, and complex app delivery experience.
Arlo: Private health insurance underwriter providing level-funded coverage and care support to small and medium-sized businesses.
Proven track record building full‑stack consumer applications with Python, Postgres, TypeScript, and React/React Native; experience integrating LLMs and shipping high‑quality features.
United States or California or Colorado or Hawaii or Illinois or Maryland or Minnesota or New Jersey or New York or New York City or Vermont or Washington or Washington
$150k-$180k/yrRemoteFull Time
Credly: A global education focused on creating learning materials and digital education services.
5+ YOE5+ years software development experience; deep expertise in software architecture, system design, scalability, cloud-native design, security; proficiency with Ruby on Rails, React, AWS, and PostgreSQL; strong communication and mentoring skills.
ROLRNYSE American: ROLR: Public online gaming and prediction-markets operator serving global casino players and U.S. event-contract traders.
6+ YOERequires 6+ years of professional iOS engineering experience, production App Store applications, strong Swift, SwiftUI, UIKit, React Native or native hybrid architecture, authentication and security framework experience, and mobile performance expertise.
Nory: N AI restaurant operating system for multi-site operators, automating forecasting, scheduling, inventory, payroll, and BI.
Deep React Native and TypeScript experience, shipped production mobile apps, experience rebuilding or migrating apps, strong product/UX focus, reliability on low-spec devices, familiarity working across web and mobile stacks and using AI-assisted development.
Alt: Private trading-card marketplace for collectors to buy, sell, vault, and value graded cards.
5+ YOERequires 5+ years of backend experience with Python, Postgres, AWS or similar cloud infrastructure, plus React, React Native, JavaScript, or TypeScript frontend experience and end-to-end system ownership.
Python, Postgres, AWS, React, React Native, JavaScript, TypeScript, Claude, MCP, Claude Code, Cursor, Google Meet
Senior Research Engineer - Experimental Engineering
Yonkers or Washington or Colchester or Arizona or California or Connecticut or Illinois or Maryland or Massachusetts or Michigan or New Hampshire or New Jersey or New York or Texas or Vermont or Virginia or District of Columbia
$115k-$160k/yrRemoteFull Time
Consumer Reports: Independent nonprofit consumer organization providing product testing, journalism, ratings, research, and advocacy for consumers.
Senior research engineer with deep full-stack software engineering experience, strong applied AI/ML knowledge, prototyping and R&D experience, Python/FastAPI and frontend (React/React Native) familiarity, and ability to lead experiments and mentor engineers.
Counsel Health: Private virtual medical group delivering AI-enabled, physician-supervised primary care through messaging.
5+ YOE5+ years building production software (2+ years at a startup preferred). Proficiency with React, Next.js, Node.js (TypeScript), React Native, Postgres, AWS, Terraform, Redis. Familiarity with AI/ML concepts.
Hover: Proptech turning property photos into 3D models, measurements, designs, and estimates for homeowners, contractors, and insurers.
5+ YOE5+ years mobile engineering with 2+ years native iOS (Swift, SwiftUI, UIKit); experience with React Native bridges, Xcode build/signing, strong communication and problem scoping skills.
San Francisco or Washington or New York City or United States
$150k-$185k/yrHybridFull Time
Rocket Money: A private personal-finance app helping consumers manage subscriptions, negotiate bills, budget, monitor credit, and save automatically.
7+ YOE7+ years experience with Node/TypeScript, React/React Native, GraphQL and Postgres; strong observability, vendor integration knowledge, communication and critical thinking.