Source Job

Europe 7w PTO

  • Lead the full rebuild of a React Native workforce app, owning architecture, UX, and platform strategy.
  • Build reliable mobile experiences for low-spec devices, limited connectivity, and challenging environments.
  • Establish a modular design system and development workflows that support AI-powered coding.

React Native TypeScript FastAPI Swift Kotlin

20 jobs similar to Founding Staff Mobile Engineer

Jobs ranked by similarity.

Europe

  • Rebuild Nory's mobile app from scratch, focusing on reliability for restaurant staff in challenging conditions.
  • Own the mobile platform end-to-end, including architecture, migration, and native features like push notifications and geolocation.
  • Work cross-functionally to ship an MVP in one to two quarters and build a platform for future development.

Nory is a restaurant management system that blends real-time data with machine learning and autonomous agents to give operators real control of their margins. Fresh off a Series B led by Kinnevik, it has grown to over 100 people across Ireland, the UK, Spain and New York.

US

  • Build and own production mobile applications across iOS and Android, from UI to backend APIs.
  • Deliver native-quality experiences with offline resilience, push notifications, and efficient battery/data usage.
  • Collaborate with Product, Design, Research, and AI teams to turn emerging AI capabilities into intuitive mobile features.

This partner company is building an AI-powered agent and owns the mobile experience across iOS and Android. It is a fast-moving, remote-first environment where engineers take ownership and partner with Product, Design, Research, and AI teams.

Global

  • Build and own the Hermes Agent mobile apps across iOS and Android, from UI to APIs.
  • Ship native-quality experiences with smooth interaction, offline resilience, and push notifications.
  • Collaborate with Product, Design, and AI teams to integrate new model capabilities into the mobile app.

Nous Research is an AI research company building intelligent agents. The team is small and fast-moving, with a focus on shipping polished mobile experiences.

Ukraine 4w PTO

  • Build a React Native application from scratch for iOS and Android, defining its architecture and technical standards.
  • Integrate with existing APIs and develop key user flows, managing releases and submissions to the App Store and Google Play.
  • Optimize performance, stability, and user experience, owning the product’s long-term development after launch.

The company builds a ticket search platform for sports and music events, aggregating offers from multiple providers to allow users to compare prices and explore interactive venue maps. It is a bootstrapped startup with a culture of fast decision-making, close collaboration, transparent communication, and a real opportunity to influence the product.

Eastern Europe LATAM

  • Evaluate Kotlin Multiplatform and lead the build-out of our first iOS app while strengthening offline-first architecture across both platforms.
  • Set mobile engineering standards through code reviews, architectural guidance, and mentorship of the mobile team.
  • Collaborate closely with backend, design, product, and QA in a fast-moving startup environment.

Hauler Hero builds the operating system for residential and commercial waste haulers, including dispatch, routing, billing, payments, customer management, reporting, and the driver app. We serve 240+ haulers and are a well-funded, fast-moving vertical SaaS company scaling quickly.

$140,000–$190,000/yr
US Unlimited PTO

  • Build polished user experiences across React Native, web, iOS, and Android, primarily developing new mobile features in React Native.
  • Maintain and evolve existing native iOS and Android applications, turning user feedback and rough product ideas into fast, intuitive experiences.
  • Work across the stack when needed, including APIs, native integrations, debugging, and existing Swift/Kotlin code.

Mix helps curious people discover, save, and share the best of the web through personalized, ad-free feeds across web and mobile. The company is a small, agile team that values product-minded engineers, shipping polished experiences, and close collaboration.

Europe

  • Take senior-level ownership of full-stack product development across web and mobile applications.
  • Lead the technical direction and end-to-end development of the mobile application.
  • Build and maintain scalable frontend and backend systems using TypeScript, React, Node.js, and AWS.

The company is a fast-growing consumer AI platform serving students across multiple international markets. It has a small engineering team and a remote-first, collaborative, and highly autonomous culture.

Australia

  • Lead the migration of Canva's mobile app to a hybrid React Native and React DOM stack for a unified codebase across iOS, Android, and web.
  • Serve as the React Native expert, mentoring engineers unfamiliar with the framework and ensuring high performance at scale.
  • Shape platform tooling, performance optimization, and team processes as the small mobile team grows rapidly.

Canva is redefining how the world experiences design by empowering everyone to create. The company is a large, fast-growing organization with a culture that values flexibility, inclusivity, and innovation.

$120,000–$180,000/yr
Global

  • Build and ship production iOS and Android features in React Native + TypeScript.
  • Own the full release pipeline with Expo + EAS, including store submissions and provisioning.
  • Turn Figma designs into polished components with smooth animations backed by clean API integration.

DualEntry is building the OS for finance with an AI-native ERP that automates accounting. With $100M+ raised from top VCs, they hire high-achievers and have a culture of hard work and high expectations.

Global

  • Own the architecture and system design, setting technical direction for AI agents.
  • Groom stories with product owners and direct AI agents rather than typing code.
  • Hold final approval on every story, making corrections permanent to improve the system.

AMPECO empowers businesses with innovative software solutions in e-mobility and energy. They are a fast-growing company managing 300,000+ charge ports across 70 markets with a flat structure.

$150,000–$180,000/yr
Canada 4w PTO

  • Build across the product stack from Rails APIs to React/TypeScript frontends, owning problems end-to-end from customer conversation to production.
  • Work directly with founders, designers, and engineering in a high-trust, autonomous environment where AI is embedded across your workflow.
  • Ship features live, validate with data, and maintain long-term ownership of what you build, with light ceremony and high accountability.

Great Question is an all-in-one AI customer research platform that helps teams recruit participants, run research, and share insights. Backed by world-class investors, the company has a small team culture built on high trust, high agency, and high emotional intelligence.

$160,000–$180,000/yr
US

  • Build and maintain high-performance React Native applications for iOS and Android, ensuring scalability and long-term maintainability.
  • Own automated testing and CI/CD pipelines, improving code quality and reducing regressions through robust testing strategies.
  • Collaborate cross-functionally within product pods to deliver customer-facing features, while mentoring engineers and driving architectural excellence.

inKind is transforming restaurant financing and customer engagement through an innovative fintech platform that provides restaurants with growth capital while helping consumers discover and enjoy dining experiences nationwide. With millions of users and thousands of restaurant partners, inKind fosters a diverse and inclusive work environment rooted in hospitality and a win-win philosophy.

India

  • End-to-end ownership across frontend, backend, and infrastructure as the first in-house engineer for an AI-native PSA platform.
  • Harden, scale, and evolve the existing platform while shipping customer-facing improvements.
  • Work solo as a senior/staff-level generalist with high ambiguity and close founder collaboration.

Smart Working connects skilled professionals with outstanding global teams for full-time, long-term remote roles. They are a high-rated workplace on Glassdoor with a remote-first culture that values growth and well-being.

Unlimited PTO

  • Architect and ship AI-powered features that change how service businesses operate, creating net-new capabilities.
  • Build and maintain large-scale systems processing billions in payments and serving 120,000+ businesses with reliability.
  • Own your work end to end from technical design through production, with full accountability for performance.

Genius AI builds AI-powered products that handle admin work for local businesses, automating booking, marketing, client management, and finances. The company has saved businesses over 106 million admin hours and facilitated more than 624 million client touch points, fostering a culture of ownership and AI-first collaboration.

Portugal 5w PTO

  • Lead a high-conversion self-service product for global B2B partner onboarding.
  • Architect and oversee robust experimentation setups using Growthbook for safe parallel A/B testing.
  • Manage a blended architecture of React/TypeScript frontend and Kotlin/AWS backend, integrating with Salesforce.

Wellhub is revolutionizing workplace wellness by connecting employees to fitness, mindfulness, therapy, nutrition, and sleep partners through a single subscription. Headquartered in NYC with a global team, we foster a culture of wellbeing, collaboration, and innovation, and are committed to diversity and equitable pay.

US

  • Lead the technical vision and strategic initiatives across Marketplace, Search, and App Experiences.
  • Collaborate with stakeholders to champion technical excellence and drive business results.
  • Design and implement core platform components to enable scalable and reliable user experiences.

Affirm is reinventing credit to make it more honest and friendly, giving consumers flexibility to buy now and pay later. We are a remote-first company with thousands of employees, prioritizing people and offering competitive benefits.

India

  • Lead up to two engineering streams while remaining hands-on in designing and shipping production software.
  • Shape architecture, engineering standards, security, CI/CD, and operational excellence across your teams.
  • Champion AI-enabled development practices and mentor engineers through coaching and performance management.

The company develops software products that support millions of customer and guest experiences globally. It fosters an inclusive, people-focused culture with globally distributed teams and flexible working practices.

$80,000–$120,000/yr
Global Unlimited PTO

  • Build and ship features for Pebble's mobile language-learning app across iOS and Android.
  • Identify friction points in onboarding, activation, retention, and conversion, and run experiments to improve them.
  • Work directly with founders and product leadership to define success measures and iterate based on data.

Everis is a remote-first software company that acquires and improves mobile apps and SaaS products. Founded by experienced entrepreneurs, the company is growing and fosters a culture of ownership, high standards, and direct impact.

US

  • Build an offline-first field inspection tablet application on React Native/Expo for iPadOS and Android enterprise tablets.
  • Implement encrypted local storage, barcode/QR scanning, digital signature capture, photo evidence with geotagging, and background data sync.
  • Integrate Okta authentication, deliver unit and E2E test coverage, and maintain the build and distribution pipeline.

This is a contractor program supporting a state government professional licensing and regulatory compliance platform built on Google Cloud. The team size and culture are not specified in the posting.

Global

  • Partner with product, design, and data to ship growth features that drive activation, retention, and monetization.
  • Build reusable services and components for marketing, onboarding, KYC, and first-funding across web and mobile.
  • Uphold performance, security, and engineering standards while shipping at global scale.

Kraken builds a modern crypto platform for trading, margin, futures, staking, and OTC services used by over 10 million people. The company is remote-first, globally distributed, and values ownership, experimentation, and craftsmanship.