Mobile Engineer (San Francisco) Job at AGI, Inc., San Francisco, CA

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  • AGI, Inc.
  • San Francisco, CA

Job Description

Think Different. Build the Future. 🚀

Our Mission

Build everyday AGI. Trustworthy, consumer-grade agents that redefine humanAI collaboration for millions. Software shouldnt wait for commands; it should partner with you, amplifying what you can do every single day.

Why AGI, Inc.

Were a stealth team of elite ex-founders, Stanford and Berkeley AI researchers, and DeepMind alumni.

With years of agent research, our platform runs live agent workflows with 99.9% reliability. We are supported by tier-1 investors who funded the first wave of AI giants; now theyre backing us to deliver the next, everyday AGI.

If you see possibility where others see limits, read on.

About the Role

Youll be one of the first engineers defining the mobile experience for our futureshaping AI agents. As a Full Stack Mobile Engineer, youll design, build, and scale crossplatform appsdelivering responsive, intuitive interfaces deeply integrated with our AGI backend. Your work will directly shape how millions interact with their AI companion, ensuring smooth user journeys from UI components through API layers and realtime data flows.

Key Responsibilities

  • Architect and implement crossplatform mobile apps (iOS/Android) using React Native delivering polished, nativefeel experiences.

  • Integrate intelligent agent featureslike contextual summarization, proactive suggestions, and natural language interactionsinto the mobile UI via realtime APIs.

  • Build secure, scalable backend endpoints (Node.js/Python) to support mobile data sync, offlinefirst behavior, and realtime updates.

  • Optimize performance by diagnosing and removing bottlenecksfrom render cycles to data throughput.

  • Collaborate closely with designers, AI researchers, and backend engineers through agile processes, including code reviews, pair programming, and sprint planning.

  • Deploy, maintain, and monitor mobile apps in App Store and Play Store, ensuring CI/CD, testing, crash reporting, and analytics are in place.

You Bring

  • Experience: 3+ years in fullstack mobile development, with strong expertise in React Native and Expo

  • Technical Skills : Proficiency in TypeScript , mobile UI frameworks, REST APIs, and backend services (Node.js, Python).

  • System Design : Experience building offlinecapable mobile apps, managing data sync, authentication, and realtime updates.

  • Performance Mindset : Proven ability to diagnose and resolve UI and datalayer bottlenecks; familiarity with profiling tools.

  • AI Familiarity: Comfort integrating AI modules or agentpowered features on mobile; ability to consume LLMbased APIs seamlessly.

  • Collaboration : A proactive teammate and excellent communicator, comfortable navigating a fastpaced startup environment.


Must Haves

  • 3+ years in fullstack mobile development, with strong expertise in React Native and Expo
  • Skills in working with TypeScript
  • Experience with Redux, Context API, or other state management solutions.
  • Familiarity with RESTful APIs and thirdparty integrations.
  • Understanding of mobile UI/UX principles and best practices.
  • Experience with automated testing and debugging tools.
  • Have deployed mobile apps to production
  • Understanding of the mobile system architecture and life cycles
  • Have understanding using libraries like Zustand and React Query


Nice to Haves

  • Knowledge of native development (Swift for iOS) is a plus.
  • Have worked on apps with more than 1M monthly users
  • Have experience working with integration AI frameworks like (OpenAI SDK, Langchain, Vercel AI SDK, or similar LLM API frameworks)

Our Culture

🏢 All in, in person. Work moves faster facetoface.
🚀 Ship by default. Novel and polished can coexistspeed is the feature.
🤝 One band, one sound. Radical candor, zero politics, help each other win.

Our perks

🏥 Fully covered medical, dental, and vision insurance for employees.

Relocation and immigration support.

How to Apply

Send us:

  1. A linkor 60-sec videoof something you built and why it matters.
  2. Your resume or LinkedIn.
  3. Two sentences on the hardest problem youve cracked.

Every exceptional candidate hears back within 48 hours .

We cant wait to see what youve gotand to welcome you to the AGI Inc. team!

#J-18808-Ljbffr

Job Tags

Full time, Relocation package,

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