Founding Mobile Engineer (React Native / iOS) - On site in San Francisco!
$180k - $220kG2i Inc.
Founding Mobile Engineer (React Native / iOS) Onsite – San Francisco (Pac Heights) · Full-time · $180K–$220K + Equity About the Opportunity G2i is partnering with a fast-growing, early-stage startup to hire a Founding Mobile Engineer . This is a rare opportunity to join as the first mobile engineer , working directly with the founders to build and scale a consumer-facing product from the ground up. You won’t be joining a team — you’ll be defining it . This role is ideal for someone who thrives in 0→1 environments and wants full ownership over the mobile experience. What You’ll Do Own the mobile app end-to-end — from concept to production Build high-quality, intuitive, and performant user experiences Ship features rapidly and iterate based on real user feedback Collaborate directly with founders on product direction and priorities Optimize performance across animations, rendering, and interactions Debug and resolve issues across the stack when needed Leverage AI tools to accelerate development and improve output quality What We’re Looking For Proven experience building and shipping mobile apps end-to-end (0→1) Strong expertise in React Native (Expo) and TypeScript Experience working with or integrating native iOS modules Deep focus on UI/UX quality , interaction design, and performance Strong product intuition — you think beyond implementation Ability to move fast without compromising quality High ownership mindset — you proactively identify and solve problems Strong communication skills and ability to work closely with founders AI-Native Engineering We’re looking for engineers who are already operating in an AI-native workflow : Actively use tools like Cursor, Claude, or similar in daily development Understand tradeoffs of AI-assisted coding Can clearly articulate when and how to leverage AI effectively Continuously explore ways to increase output and quality using AI Nice to Have Experience building consumer (B2C) products Strong mobile design intuition and attention to detail Background in high-performance mobile applications Side projects or products you’ve built independently Tech Stack React Native (Expo) TypeScript Native iOS modules (Swift) AI tools (Cursor, Claude, custom agents) Location & Compensation Onsite: San Francisco (Pacific Heights) Work authorization: Open to H1B transfer only (no new sponsorship) Compensation: $180K – $220K base + ~0.5% – 2% equity (flexible for exceptional candidates) Interview Process G2i video screening (4–5 technical questions) 1-hour live coding/build session (Optional) Founder interview (culture & fit) 4-hour onsite build in San Francisco (travel covered if needed) Offer Timeline Urgency: High (rolling process) Candidate submission deadline: ASAP Target hire date: As soon as the right founding-level candidate is identified About G2i G2i connects top-tier engineers with high-growth companies through a rigorous, developer-first hiring process. We focus on long-term fit, technical excellence, and impactful roles. #J-18808-Ljbffr G2i Inc.
- ...Senior React-Native Engineer / Hybrid in San Francisco This is a full-time hybrid opportunity based in San Francisco... ...children. The team is seeking a Mobile Engineer with 3+ years of experience... ...production-grade mobile platform across iOS and Android, focusing on...IosFull time
- ...Outsmart, based in San Francisco, is seeking an experienced mobile developer to enhance its consumer-friendly learning platform. You will lead the development of mobile features using React Native, iOS native, Rive, and Unity, driving quality and performance standards...IosRemote work
- ...A healthcare technology company in San Francisco seeks an experienced mobile engineer to build their first native app using React Native. This role requires 3+ years of experience... ...React Native, along with knowledge of native iOS/Android. The ideal candidate will help...IosWork at office3 days per week
- ...A leading shopping technology company in San Francisco is looking for a Senior Mobile Developer to lead the design and development of their flagship iOS app using React Native. The ideal candidate will have 5-7 years of mobile development experience, strong expertise...Ios
$160k - $200k
...Mid Level React Native Mobile Engineer San Francisco, California Hybrid Full Time $160k - $200k Our client in the education technology space... ...closely with product and design teams to deliver polished iOS and Android experiences using React Native and...IosFull time$230k - $280k
...to do it. Senior React Native / Expo Engineer Salary Band: $230... ...-330K) Location: San Francisco, CA (5 days/week onsite... ...Engineer to own the mobile applications that serve... ...guidelines of the iOS App Store and Google... ...Team meet (2 hrs on-site) - Come to our SF office...IosWebsiteFull timeCasual workWork at officeLocal areaRemote work$500 per month
...Staff Software Engineer This role is on-site in San Francisco in the Dogpatch neighborhood... .... While we've found real commercial... ...Engineer to own our iOS and Android SDKs what... ...agents into their mobile apps. You'll lead... ...next and ensure our native integrations feel as...IosWebsiteImmediate start- ...Role You'll operate as a founding engineer, owning problems end-to-... ...is an in-person role in San Francisco working on an AI-powered... ...expressive interfaces across mobile and web. Work on... ...Typical tools: TypeScript, React, React Native, iOS/Android, backend systems...Ios
- ...Location: San Francisco, CA (In-, 4-5 Days/Week) Type: Full-time... ...deployment of our flagship iOS app built with React Native Build and maintain high-performance and scalable mobile experiences Collaborate closely... ...design, product, backend engineering and AI research teams to...IosFull timeImmediate start
$170k
...therapy is seeking a Founding Engineer with the... ...production-quality AI mobile experience. This... ...-to-end — from React Native app to frontier model... .... Integrate iOS/HealthKit and... ...founding team on-site. What We're Looking... ...in New York, San Francisco, or Montreal. ~...IosWebsiteRemote work$185k - $215k
...Forerunner Industries, Inc is seeking a Senior Software Engineer, Mobile to lead the development of their React Native application in San Francisco. This role focuses on building geospatial tools that enhance government workflows, ensuring high-performance mobile experiences...$139.6k - $218.9k
...I did my part and supported the Regular Toilet in San Francisco is seeking a mobile developer. The ideal candidate will design and develop features for the Chime mobile app, using React.js and potentially React Native, alongside a dedicated product team. This full-time...Full time- ..., UCLA, NYU, and more. Founded in Seoul, South Korea, now expanding to San Francisco. Series A, ~40 people,... ...write copy that AI/ML engineers and infrastructure buyers... ...you're not. You're AI-native or close to it. You've... ...team without them. On-site in San Francisco. We believe...Website
- ...React Native Engineer Opportunity At Air Apps At Air Apps, we... ...faster. We're a family-founded company on a mission... ...in both Lisbon and San Francisco—we've remained self-funded... ...our suite of mobile applications. You will... ...Swift/Objective-C for iOS or Kotlin/Java for Android...IosTemporary workRemote workWorldwide
$185k - $215k
...quality, user-centric software solutions. Senior Software Engineer, Mobile (React Native) Location San Francisco, CA; NYC; Portland, ME Employment Type Full time... ...high-quality, performant experiences across iOS and Android Own features end-to-end , from early design...IosFull timeLocal area- ...Description Kalos is an early stage, high-growth startup based in San Francisco, CA. We built Blue – an AI Agent that is the world's best... ...fronts and it's time to go faster. Role Description As a founding engineer, you won’t just write code — you’ll help shape product,...Full time
- ...company where every engineer has real ownership... ..., spanning mobile, web, and backend... ...production systems across iOS, Android, Web, and... ...(Kotlin) Web (React) Backend (Python,... ...Senior, startup‑native engineers who still... ...interested in working in San Francisco Why Candidates...IosImmediate startWorldwide
$230k - $260k
...Staff iOS Engineer (React Native) San Francisco, California VSCO (pronounced vis–co) is a platform that equips photographers with the tools, community... ...with our suite of creative tools that spans from mobile to desktop and across our global community. We are...IosTemporary workWork at officeLocal areaWorldwideFlexible hours$100k - $200k
...Designed as a lightning-fast, native voice input tool, it enables users... ...This is a full-time, on-site role based in the San Francisco Bay Area. As a Founding Engineer, you will play a pivotal role in... ...drivers) across macOS, Windows, iOS, or Android. Possess the hybrid...IosWebsiteFull time10 hours per weekFlexible hours$150k - $200k
...Revic AI is hiring a Founding Engineer to build the context and orchestration... ...Expose capabilities through native product surfaces (apps, chat... ..., Pulumi, Spark/Databricks; React exposure. Alignment with... ...learning. Location: Hybrid in San Francisco, New York City, or Vancouver...Work at officeRemote work$200k - $250k
...Head Of Engineering Note: We run a highly-efficient,... ...Engineering Location: San Francisco (In-Person) Salary:... ...is building an AI-native platform that transforms... ...every part of the stack: React, NestJS, PostgreSQL,... ..., events, and off-sites ~ The opportunity to...WebsiteFull timeWork at officeImmediate startRemote work2 days per week1 day per week- ...A tech startup in the San Francisco Bay Area is seeking a Frontend Engineer to design and build user-... ...interfaces for their AI-native data platform. This role... ...working closely with the founding team on scalable frontend... ..., with expertise in React and a strong focus on user...
- ...to speak to Jack. Job Title: AI-Native Founding Engineer Company Description: Fancysauce Inc... ...-compounding AI bills. Location: San Francisco, USA Why this role is remarkable:... ...roles, with deep fluency in TypeScript, React, SQL, and a strong comfort level with...Website
$175k - $225k
...Full-Stack Engineer We run a highly-efficient, high... ...Location: San Francisco (In-Person) Salary:... ...Carma is building an AI-native platform that transforms... ...end. You'll work across React, NestJS, Postgres, Prisma... ...dinners, events, and off-sites ~ The opportunity to...WebsiteFull timeWork at officeImmediate startRemote work2 days per week1 day per week$250k - $315k
...Description Staff AI Frontend Engineer - San Francisco, CA - $250K-$315K... ...scalable frontend systems, AI-native experiences, real-time applications... ...Develop production-grade React, Next.js, and TypeScript... ...Qualifications: Founder or founding engineer experience....Full timeRelocationVisa sponsorshipRelocation package$50 - $125 per hour
Android Engineer (2 Week Contract, In Person in San Francisco) job at AirGarage. About AirGarage AirGarage... ...investors who have founded or worked at companies like... ...and troubleshoot on‑site in San Francisco, ensuring... ...web frameworks like React or Svelte is a plus. Experience...WebsiteHourly payContract work$160k - $210k
Alpha Associates Recruitment is seeking a Founding Engineer in San Francisco, working for an early-stage startup that enhances access to therapy for children. This role requires a blend of product and engineering skills, focusing on operational problem-solving using AI...Work at office$150k - $210k
...Founding Mobile Software Engineer (SF or Boston) Title of Role: Founding Mobile Software Engineer (SF or Boston) Location: San Francisco, hybrid Company Stage of Funding: Venture-Backed -... ...mobile applications using React Native, Swift, and Kotlin to enhance...Work at office- ...Flourish Ventures in San Francisco is seeking a mobile developer to join their Chime mobile team. This role involves designing and developing consumer... ...candidate will have at least 3 years' experience with React.js or mobile development and a focus on creating high-quality...
$190k - $205k
...tools that spans from mobile to desktop and across... ...Prototype at a fidelity engineers can build from without... ...designing for mobile (iOS/Android) and... ...-first is a must. AI-native workflow: you use AI tools... ...work with an office in San Francisco, CA. Regular in-person...IosWebsiteContract workTemporary workFor contractorsFor subcontractorWork at officeLocal areaFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Founding Mobile Engineer (React Native / iOS) - On site in San Francisco!. Be the first to apply!
- mobile application engineer San Francisco, CA
- mobile app developer San Francisco, CA
- react native mobile developer San Francisco, CA
- mobile software developer San Francisco, CA
- android mobile app developer San Francisco, CA
- hybrid mobile app developer San Francisco, CA
- mobile core engineer San Francisco, CA
- senior react native engineer San Francisco, CA
- senior react developer San Francisco, CA
- react native developer San Francisco, CA


