Mobile Developer Jobs

We offer a hybrid work environment. Most US-based positions can also be performed remotely (any exceptions will be noted in the Minimum Qualifications below.) Our Mission: To actively connect people to their next great opportunity. Who We Are: ZipRecruiter is the fastest-growing online employment marketplace for both desktop and mobile traffic. Powered by AI-driven smart matching technology, we’re building connections for millions of job seekers and businesses of all sizes through innovative mobile, web, and email services, as well as through partnerships with the best job boards on the web. As the #1 rated job search app on iOS & Android for the past 6 years, our customers are our priority. About the Team: We’re looking for software engineers who are passionate about building an intuitive experience for our marketplace serving millions of jobseekers and tens of thousands of customers. Our teams have a unique opportunity to work at scale, building fast, scalable, and effective applications that help connect people to their next job. Whether it’s supporting our job seekers, employers, or internal developers, you will have a real impact on and be able to shape the ZipRecruiter product. This role will be hybrid based out of the headquarters in Santa Monica, California. In this role you'll also get the opportunity to become more deeply specialized in one of the following disciplines to better prepare you for a full-time career: Big Data Full Stack Machine Learning About the Job: Take part in the full life cycle of user-facing applications at scale, from design to implementation and testing to production Develop a strong understanding of the business, industry, codebase, and/or systems Write, test, instrument, and deploy high quality code with good test coverage, using modern abstractions and frameworks to our Kubernetes environment Help drive the innovation and evolution of ZipRecruiter Minimum Qualifications: Currently enrolled in a fu

About Ubiquiti At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of hundreds behind the scenes. From software developers and product managers to designers and strategists, Team UI is driven to achieve our common goal: Rethinking IT. At Ubiquiti, you’ll heighten your potential and broaden your horizons - all while shaping the future of connectivity. About the Role We're looking for technically curious, customer-focused System Verification Engineers to join our System Quality Assurance team. You'll validate and evaluate how UniFi products work together and how customers experience them - from first-time setup to everyday use across devices, web and mobile applications, and cloud services - and your read on that experience helps decide what's ready to ship. We're looking for someone with good judgment, an eye for detail, and a real understanding of what makes a product intuitive and well designed. You should be able to spot a confusing experience, explain why it's confusing, and work effectively with engineering and design teams around the world to fix it. Along the way, you'll gain hands-on experience with real hardware, run performance experiments, analyze data, and help bring products to market with best-in-class reliability. Curiosity, clear communication, and a willingness to learn are essential here; automation is a plus. Responsibilities Test complete customer workflows across the UniFi ecosystem, including Network, Protect, Access, Connect, UniFi OS, and Site Manager. Check that every product works together and feels consistent to the people using it. Evaluate setup, device adoption, navigation, everyday management, and recovery flows through the eyes of both administr

About Ubiquiti At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of hundreds behind the scenes. From software developers and product managers to designers and strategists, Team UI is driven to achieve our common goal: Rethinking IT. At Ubiquiti, you’ll heighten your potential and broaden your horizons - all while shaping the future of connectivity. About the Role We're looking for technically curious, customer-focused System Verification Engineers to join our System Quality Assurance team. You'll validate and evaluate how UniFi products work together and how customers experience them - from first-time setup to everyday use across devices, web and mobile applications, and cloud services - and your read on that experience helps decide what's ready to ship. We're looking for someone with good judgment, an eye for detail, and a real understanding of what makes a product intuitive and well designed. You should be able to spot a confusing experience, explain why it's confusing, and work effectively with engineering and design teams around the world to fix it. Along the way, you'll gain hands-on experience with real hardware, run performance experiments, analyze data, and help bring products to market with best-in-class reliability. Curiosity, clear communication, and a willingness to learn are essential here; automation is a plus. Responsibilities Test complete customer workflows across the UniFi ecosystem, including Network, Protect, Access, Connect, UniFi OS, and Site Manager. Check that every product works together and feels consistent to the people using it. Evaluate setup, device adoption, navigation, everyday management, and recovery flows through the eyes of both administr

We offer a hybrid work environment. Most US-based positions can also be performed remotely (any exceptions will be noted in the Minimum Qualifications below.) Our Mission: To actively connect people to their next great opportunity. Who We Are: ZipRecruiter is the fastest-growing online employment marketplace for both desktop and mobile traffic. Powered by AI-driven smart matching technology, we’re building connections for millions of job seekers and businesses of all sizes through innovative mobile, web, and email services, as well as through partnerships with the best job boards on the web. As the #1 rated job search app on iOS & Android for the past 6 years, our customers are our priority. About the Team: We’re looking for software engineering interns who are passionate about building an intuitive experience for our marketplace serving millions of jobseekers and tens of thousands of customers. Our teams have a unique opportunity to work at scale, building fast, scalable, and effective applications that help connect people to their next job. As a summer intern, you’ll join our 12-16 week program in our Santa Monica office and work on a combination of sprint work with your team and a project designed to provide you with the ability to develop high quality, high-performance code, consider trade-offs, iterate on solutions and expand on scope and scalability. Whether it’s supporting our job seekers, employers, or internal developers, you will have a real impact on and be able to shape the ZipRecruiter product. You'll also get the opportunity to become more deeply specialized in one of the following disciplines to better prepare you for a full-time career. Big Data Full Stack Machine Learning About the Job: Take part in the full life cycle of user-facing applications at scale, from design to implementation and testing to production Develop a strong understanding of the business, industry, codebase, and/or systems Write, test, instrument

About Ubiquiti At Ubiquiti Inc., we create technology platforms for Businesses, Smart Homes, and Internet Service Providers, driven by our goal to connect everyone, everywhere. To date, Ubiquiti has shipped over 100 million devices worldwide, from ISP networking products to next generation of IT solutions. Our growth is made possible by the dedicated team of hundreds behind the scenes. From software developers and product managers to designers and strategists, Team UI is driven to achieve our common goal: Rethinking IT. At Ubiquiti, you’ll heighten your potential and broaden your horizons - all while shaping the future of connectivity. Join forces with us on our mission to build a better IT industry. We are currently looking for a highly skilled Backend Software Engineer (Node.js) to join our team in Stockholm, Sweden. Please note that applicants must live in Sweden and hold a valid work permit at the time of application to be considered for this role. Team: You will join the UniFi Talk team that builds Ubiquiti's VoIP/phone system inside the UniFi ecosystem. UniFi Talk gives users desk phones plus the UniFi Talk application running on compatible UniFi consoles. This role is well suited to an engineer who enjoys solving complex product and platform problems, improving reliability, and working across backend, embedded, cloud, and application boundaries. Responsibilities: Design, build, and maintain backend services in Node.js and TypeScript. Develop secure, scalable, and maintainable APIs and service workflows. Contribute to architecture and code design decisions across the team. Review code and help maintain strong engineering standards, release quality, and development workflows. Investigate production issues, debug complex failures, and ship robust fixes. Work closely with embedded, web, mobile, product, and design teams to deliver platform capabilities used across the UniFi ecosystem. Improve the reliability, observability, and developer experience of t

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. The App Test team builds the test automation platform that enables Roblox engineers to deliver reliable, high-quality experiences across the Roblox Universal App. Our systems span test frameworks, execution and orchestration, device-farm infrastructure, debugging tools, dashboards, and the supporting infra that power end-to-end testing across mobile, desktop, console, and VR. As a Senior Software Engineer on the App Test team, you will design, build, and scale tools and services that power the test automation lifecycle. You will work on foundational systems that enable engineers to author, select, execute, debug, maintain, and triage tests efficiently, while helping evolve our platform toward an AI-native testing experience. You will have the opportunity to solve complex engineering problems across distributed systems, cross-platform automation, developer tooling, and AI orchestration. Your work will help teams identify regressions earlier, improve release confidence, and deliver software faster without compromising quality. You will: Build and scale test automation infrastructure: Design, implement, and evolve the frameworks, runners, orchestration services, device-farm integrations,

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Job Description The Geometry Scalability team builds the systems that power both Avatars and Environments across Roblox. Our mission is to enable millions of developers to build large, high-fidelity worlds and multiplayer experiences that still run smoothly on phones and low-end devices. We’re the team that lets Roblox experiences evolve from simple platformers into massively multiplayer, open-world, AAA-quality games. This is a CEO-level priority: how Roblox “ages up” from kids’ games to experiences everyone wants to play, by making higher-fidelity avatars and environments performant at platform scale. You Will: Design and ship 3D engine systems for avatar and environment geometry, including mesh processing, level of detail, transcoding, streaming, runtime loading, and related performance systems. Partner closely with other teams (Rendering, Avatar, Studio) and external developers so that the features you build are directly usable to create amazing experiences. Profile and improve the performance of our game engine across a wide range of devices, with particular attention to mobile. Lead by example: drive projects end-to-end, mentor other engineers, and help set a high bar for technical qu

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Job Description The Geometry Scalability team builds the systems that power both Avatars and Environments across Roblox. Our mission is to enable millions of developers to build large, high-fidelity worlds and multiplayer experiences that still run smoothly on phones and low-end devices. We’re the team that lets Roblox experiences evolve from simple platformers into massively multiplayer, open-world, AAA-quality games. This is a CEO-level priority: how Roblox “ages up” from kids’ games to experiences everyone wants to play, by making higher-fidelity avatars and environments performant at platform scale. You Will: Design and ship 3D engine systems for avatar and environment geometry, including mesh processing, level of detail, transcoding, streaming, runtime loading, and related performance systems. Partner closely with other teams (Rendering, Avatar, Studio) and external developers so that the features you build are directly usable to create amazing experiences. Profile and improve the performance of our game engine across a wide range of devices, with particular attention to mobile. Lead by example: drive projects end-to-end, mentor other engineers, and help set a high bar for technical qu

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Job Description The Geometry Scalability team builds the systems that power both Avatars and Environments across Roblox. Our mission is to enable millions of developers to build large, high-fidelity worlds and multiplayer experiences that still run smoothly on phones and low-end devices. We’re the team that lets Roblox experiences evolve from simple platformers into massively multiplayer, open-world, AAA-quality games. This is a CEO-level priority: how Roblox “ages up” from kids’ games to experiences everyone wants to play, by making higher-fidelity avatars and environments performant at platform scale. You Will: Design and ship 3D engine systems for avatar and environment geometry, including mesh processing, level of detail, transcoding, streaming, runtime loading, and related performance systems. Partner closely with other teams (Rendering, Avatar, Studio) and external developers so that the features you build are directly usable to create amazing experiences. Profile and improve the performance of our game engine across a wide range of devices, with particular attention to mobile. Lead by example: drive projects end-to-end, mentor other engineers, and help set a high bar for technical qu

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Job Description The Geometry Scalability team builds the systems that power both Avatars and Environments across Roblox. Our mission is to enable millions of developers to build large, high-fidelity worlds and multiplayer experiences that still run smoothly on phones and low-end devices. We’re the team that lets Roblox experiences evolve from simple platformers into massively multiplayer, open-world, AAA-quality games. This is a CEO-level priority: how Roblox “ages up” from kids’ games to experiences everyone wants to play, by making higher-fidelity avatars and environments performant at platform scale. You Will: Design and ship 3D engine systems for avatar and environment geometry, including mesh processing, level of detail, transcoding, streaming, runtime loading, and related performance systems. Partner closely with other teams (Rendering, Avatar, Studio) and external developers so that the features you build are directly usable to create amazing experiences. Profile and improve the performance of our game engine across a wide range of devices, with particular attention to mobile. Lead by example: drive projects end-to-end, mentor other engineers, and help set a high bar for technical qu

About the Team The ChatGPT organization at OpenAI supports our mission by building products that bring cutting-edge AI capabilities to hundreds of millions of users worldwide. The Image Generation team is responsible for one of the fastest-growing experiences in ChatGPT, enabling users to create, edit, and transform images through natural language. Recent advances in our multimodal models have dramatically improved image quality, instruction following, editing precision, consistency, and text rendering, unlocking entirely new creative and professional workflows. We work at the intersection of research and product, partnering closely with researchers, designers, product managers, and platform engineers to bring state-of-the-art image generation capabilities to life across ChatGPT and our mobile applications. Millions of users rely on these experiences every day to create, communicate, learn, and build. About the Role We are seeking an experienced Android Software Engineer to build and improve image generation experiences within the ChatGPT Android app. You will help define how users create, edit, and interact with visual content powered by the latest multimodal AI models. This is an opportunity to work on a highly visible product area, translating cutting-edge AI capabilities into intuitive, performant, and delightful mobile experiences used by millions around the world. ChatGPT's Android app already enables users to generate and transform images directly from their devices, and we're just getting started. In this role, you will: Build and ship new Android features that power image generation and image editing experiences. Create intuitive user experiences that make advanced AI capabilities feel seamless and accessible. Collaborate closely with Product, Design, Research, and Engineering teams to bring new multimodal capabilities to production. Drive improvements in app performance, reliability, architecture, testing, and developer tooling. Optimize media-heavy workfl

About Backblaze Backblaze is the object storage leader in the open cloud movement, fueling customer success with cloud storage built purposefully to unlock budgets, unburden administrators, and unleash innovators. Together with our partners, we’re helping customers break free from the restrictive, overpriced legacy solutions that hold them back and blaze forward with the full power of the open cloud in their hands. Founded in 2007, we scaled the business with less than $3 million in outside funding until 2021, when we did a traditional IPO on the Nasdaq stock exchange. Today, Backblaze generates over $125m in revenue and is the leading specialized storage cloud, managing over three billion gigabytes of data storage for 500K+ customers in 175+ countries, including businesses, developers, IT professionals, and individuals. But while there is a lot to celebrate in our past, there is almost as much opportunity ahead of us. We are seeking a Sr Desktop Support Analyst to join our team! What You’ll Do: Desktop & End-User Support Provide Tier 2/Tier 3 technical support for employees across macOS and Windows environments. Diagnose and resolve complex hardware, operating system, application, network connectivity, authentication, and peripheral issues. Serve as an escalation point for difficult or high-impact support incidents. Support employees through the complete technology lifecycle, including onboarding, role changes, hardware replacements, and offboarding. Configure, deploy, troubleshoot, and maintain laptops, desktops, mobile devices, peripherals, and related workplace technology. Provide remote support to employees across geographically distributed locations. Maintain a high level of professionalism and customer service while communicating technical information to both technical and non-technical users. Endpoint Management Administer and support Jamf for macOS device management, including enrollment, policies, profiles, software deployment, patching,

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences – all created by our global community of developers and creators. A key aspect of immersive experience is performance - less friction means players want to stay longer and come back for more. As the Engineering Manager for Consumer Apps - Performance, you will lead a team focused on making Roblox more performant, responsive, and resilient across all supported platforms - mobile, desktop, console. You'll drive research of performance optimization opportunities, and long-term strategy for regression defense and architecture improvements. Your work will directly influence company-level goals around monetization, engagement and retention. This role is based at Roblox HQ in San Mateo, CA (no remote option). You Will: Lead, mentor, and grow a high-performing engineering team. Support engineers, ranging from junior to senior, in their development. Foster a team culture of collaboration, innovation, and engineering excellence; while getting things done. Define and execute the product and technical strategy for performance improvements and re

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Roblox’s 21-month Associate Product Manager (APM) rotational program is designed to cultivate well-rounded product leaders through mentorship, guided learning, and hands-on execution. You’ll have the opportunity to collaborate with cross-functional partners to learn about our full platform ecosystem, applying that knowledge to build and enhance features used by millions of players and creators every day, spanning payment systems, consumer mobile apps, social features, and game development. Applications for this position will close on Friday, October 30th at 5 PM PST - we recruit on a rolling basis. You Will: Build product features that millions of users will interact with every day, sharing updates, progress, and learnings to stakeholders across the business. Partner with senior product managers to define product strategy and roadmaps. Collaborate with cross-functional partners in design, data science, product marketing and engineering to write specifications, experimentation plans and go-to-market briefs. Conduct user research, gather feedback, and analyze data to identify creator community needs and opportunities. Support market research and competitive analysis to inform prod

Every day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences– all created by our global community of developers and creators. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. A career at Roblox means you’ll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone. Job Description The Geometry Scalability team builds the systems that power both Avatars and Environments across Roblox. Our mission is to enable millions of developers to build large, high-fidelity worlds and multiplayer experiences that still run smoothly on phones and low-end devices. We’re the team that lets Roblox experiences evolve from simple platformers into massively multiplayer, open-world, AAA-quality games. This is a CEO-level priority: how Roblox “ages up” from kids’ games to experiences everyone wants to play, by making higher-fidelity avatars and environments performant at platform scale. You Will: Design and ship 3D engine systems for avatar and environment geometry, including mesh processing, level of detail, transcoding, streaming, runtime loading, and related performance systems. Partner closely with other teams (Rendering, Avatar, Studio) and external developers so that the features you build are directly usable to create amazing experiences. Profile and improve the performance of our game engine across a wide range of devices, with particular attention to mobile. Lead by example: drive projects end-to-end, mentor other engineers, and help set a high bar for technical qu