1w
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Growth Engineer
San Francisco, California, United States
$155k-$205k/yr HybridFull Time
Full‑stack engineering experience building growth features (onboarding, referrals, A/B testing), experience with analytics and experimentation, proficiency across frontend and backend (React/Flutter and Python/Node.js/Go), and strong data/metrics skills.
Flutter, React, Android, Java, Kotlin, iOS, Swift, Objective-C, Python, Node.js, Go, Amplitude, Mixpanel, Segment, Google Analytics, Stripe, Twilio, SendGrid
2w
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Principal Engineer, Unity Rewards
San Francisco or California
$228k-$342k/yr HybridFull Time
8+ YOE8+ years building high-performance native (Swift/Kotlin) or cross-platform (React Native/Flutter) mobile apps; experience with gamification, real-time event systems, offline-first persistence, performance profiling, and strong architectural skills.
Swift, Kotlin, React Native, Flutter, AppsFlyer, Adjust, Singular
1mo
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Senior Mobile Engineer
San Francisco, California, United States
HybridFull Time
Senior-level mobile engineering experience building iOS, Android, or Flutter apps; strong system design and debugging skills; experience with software–hardware connectivity (BLE, Wi‑Fi) and multi-component systems; collaborative ownership mindset and familiarity with AI-assisted tools.
Flutter, BLE, Wi-Fi, Cursor, GPT models, Gemini, Claude
1w
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Founding iOS Engineer
San Francisco, California, United States
RemoteFull Time
Strong iOS experience with Swift and iOS SDK, consumer product UX focus, ability to own projects end-to-end in a startup, familiarity with hybrid mobile frameworks and AI-assisted development.
Swift, iOS SDK, React Native, Flutter, WebView, Android
2mo
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Android Runtime Engineer - DevRel Team
San Francisco or United States or Canada or Mexico or North America
$170k-$190k/yr RemoteFull Time
Experienced Android engineer with Kotlin, JNI/NDK/C++ native integration, library/runtime development, performance optimization (Perfetto familiarity), strong troubleshooting, and developer-facing communication; North America remote with overlap for US Pacific time.
Jetpack Compose, Android Views, JNI, Kotlin, NDK, C++, Perfetto, Kotlin/Compose Multiplatform, React Native, Flutter, Rive Renderer
3w
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Senior Software Engineer
San Francisco, California, United States
$157k-$196k/yr HybridFull Time
5+ YOE5+ years building and shipping production software; strong backend, API, testing, deployment, and observability skills; clear communicator; interest in healthcare; comfortable with ambiguity and end-to-end ownership.
Kotlin, TypeScript, React, Flutter, AI/LLM
2mo
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Staff Backend Engineer (Rails)
San Francisco or Remote
$180k-$220k/yr HybridFull Time
Strong Rails or backend framework experience, systems thinking, ownership, AI-assisted coding tools, ability to design scalable architectures.
Rails, Postgres, REST, React, Flutter, AWS
1mo
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Senior/Staff Software Engineer, Backend
London or San Francisco
$170k-$195k/yr HybridFull Time
8+ YOE8+ years backend/infrastructure experience, strong Node.js and SQL skills, cloud (AWS) and container/infra-as-code experience, ability to own scalable SaaS services, excellent communication.
Node.js, TypeScript, JavaScript, Dart, Flutter, C++, MySQL (Aurora), Redis, OpenSearch, AWS (Fargate, Lambda, CloudWatch), Docker, Terraform, GitHub Actions, SQL
1w
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Full-Stack Engineer, Mobile & SDK - San Francisco
San Francisco, California, United States
$140k-$172k/yr HybridFull Time
Experience shipping mobile features (iOS/Android), full-stack capability across client, API and backend, production use of AI coding tools, and cross-functional collaboration with product and hardware teams.
Swift, Kotlin, Claude Code, Cursor, Copilot, React Native, Flutter
1mo
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Mobile Engineering Manager
San Francisco, California, United States
$190k-$265k/yr HybridFull Time
10+ YOE3+ MgmtBachelor's (or equivalent), 10+ years engineering experience, 3+ years managing engineering teams, hands-on mobile (iOS/Android) and backend coding, architecture, growth metrics experience, cross-functional collaboration.
iOS, Android, React Native, Flutter, OAuth, SSO