Founding Senior Mobile Developer jobs in United States
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Izbee · 3 hours ago

Founding Senior Mobile Developer

positionUnited States
timePart-time
remoteRemote
senioritySenior Level
date5+ years exp

RagHubs is an AI-powered technology company developing scalable and high-impact digital products for a global audience. They are seeking a Founding Senior Mobile Developer who can help shape their mobile ecosystem, lead technical decisions, and deliver a world-class user experience.

Software Development

Responsibilities

Lead and contribute to end-to-end development of our production mobile applications
Architect, implement, and maintain high-performance, scalable mobile components
Optimize mobile integration for real-time pipelines (STT, TTS, VAD, LLM)
Ensure seamless cross-platform performance and a polished UI/UX
Review code, establish mobile engineering standards, and mentor junior developers
Collaborate closely with product and AI teams to deliver high-impact features
Improve mobile app reliability, performance, and observability (crash reporting, analytics)
Drive Agile workflows and mobile-first engineering best practices

Qualification

React NativeTypeScriptMobile app publishingRESTful APIsMobile securityState managementAgile workflowsMentoring junior developersCommunicationDocumentation skills

Required

5+ years of experience in mobile software engineering
Strong proficiency in React Native (or Flutter) with a deep understanding of TypeScript
Proven track record of publishing high-quality apps on both iOS and Android
Experience with state management, mobile storage, and offline-first architectures
Solid understanding of RESTful APIs, WebSockets, and mobile security
Ability to work independently and make architectural decisions for mobile platforms
Strong communication and documentation skills

Preferred

Experience with audio processing, streaming, or real-time voice interaction on mobile
Exposure to on-device ML or integrating complex AI/LLM APIs
Familiarity with native development (Swift/Kotlin) for custom modules
Previous experience in early-stage startups

Benefits

Opportunity to shape the mobile foundation of an AI-first company.
Work with cutting-edge technologies in voice AI and LLMs.
High ownership, flexible remote environment, and meaningful impact.
Collaboration with an ambitious and supportive engineering team.

Company

Izbee

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Izbee is a global mobility sharing platform that provides effortless, plug-and-play and sustainable solutions for business partners to be successful in worldwide micro mobility sharing markets.
dateFounded in 2020
location
İzmir
people-size2-10 employees
web-link
https://izbee.co

Funding

Current Stage
Early Stage
Company data provided by crunchbase