Senior iOS Platform Engineer

At Compass, we are dedicated to helping everyone find their place in the world. Since our inception in 2012, we have been at the forefront of revolutionizing the real estate sector with our comprehensive platform that enables residential real estate agents to provide outstanding service to both sellers and buyers.About the RoleThe Client Infrastructure team is the backbone of innovation, offering the essential platform, tools, and infrastructure that empower our iOS engineering teams to swiftly build, deploy, and deliver high-quality features. As a Senior Software Engineer within the iOS Platform sub-team, you will take on the role of a technical leader, driving the future of iOS development at Compass. You will cultivate a culture of technical excellence and developer empowerment among our team of over 40 iOS engineers.We seek a pragmatic visionary who can dissect complex iOS architectures to mitigate future technical debt, streamline extensive build systems, and implement scalable and resilient platform solutions that enhance productivity across the engineering team. In addition to execution, you will serve as a mentor and technical leader for aspiring iOS engineers, spearheading impactful and high-complexity platform initiatives. You will lead by example—innovating, teaching, and shaping the future of iOS engineering at Compass.This position necessitates profound expertise in iOS platforms coupled with strategic foresight to amplify the capabilities of our entire iOS organization through robust platform infrastructure.ResponsibilitiesSteer the technical roadmap for iOS platform infrastructure, promoting a leading developer experience and modern iOS development methodologies among 40+ iOS engineers.Design, scale, and maintain core capabilities of the iOS platform, which include build systems, testing infrastructures, API frameworks, and shared libraries, ensuring they meet the performance and quality demands of all iOS product teams.Oversee the iOS testing strategy and infrastructure, empowering teams to uphold rigorous testing standards via intelligent automation, AI-enhanced testing tools, and quality gates that enforce best practices.Lead initiatives for iOS platform modernization, including the Swift 6 migration strategy, adopting Kotlin Multi Platform, and reducing technical debt while advocating for coding standards and architectural patterns.Refine iOS build system infrastructure (Bazel) serving over 40 engineers, focusing on reducing build times, implementing caching strategies, and developing productivity tools that guide engineers along the optimal path.Establish and enhance standards for iOS app performance, reliability, and monitoring metrics.

Join Via as a Senior iOS Engineer and be a vital part of our mission to revolutionize transportation globally. You will focus on enhancing the rider experience, including booking, account management, and more. Additionally, you will play a key role in managing and advancing our multi-platform UI and automation testing infrastructure.

About MedalMedal is the premier and rapidly expanding platform for gaming clips, where millions of gamers capture, share, and relive their most exhilarating moments. Each year, our players record billions of clips, showcasing unique highlights filled with action. We are on a mission to build the next generation of gaming communities that are social, monetized, and powered by creators. Our goal is to create products that facilitate seamless and enjoyable sharing, discovering, and connecting around gaming moments.Recently, we successfully raised a seed round of $133 million from General Catalyst and Khosla to propel the future of intelligence in gaming.The RoleWe are seeking a Senior/Lead iOS Engineer to elevate our mobile application to new heights. You will collaborate with a small, talented team of engineers and designers to enhance the Medal experience on iOS—developing features ranging from real-time editing tools to content discovery and notifications. Your contributions will help shape our mobile architecture, influence product direction, and create experiences that are enjoyed by millions of gamers.If you are passionate about delivering high-quality mobile experiences, have a keen eye for user interactions, and want to work on a product that sits at the intersection of social engagement and gaming, this opportunity is perfect for you.

About SunoSuno is an innovative music technology firm dedicated to elevating creativity, where ideas transform into melodies, and songs become a personal journey. Our mission is to develop a groundbreaking platform utilizing the most advanced music creation model available, enabling millions to experience the joy of musical expression.Founded by Harvard alumni two years ago, fueled by a shared passion for music, Suno has quickly achieved $200 million in annual recurring revenue, establishing itself as one of the fastest-growing AI startups globally. With a valuation of $2.45 billion and a successful $250 million Series C funding round in November 2025, we are proud to have a diverse team of 150 talented individuals operating from our offices in Venice Beach, Cambridge, and New York City.Our iOS team has significantly contributed to our success, boasting over 100,000 reviews and a stellar 4.9 rating on the App Store, shaping the future of our products.About the RoleWe are in search of pioneering members to join our iOS team. Collaborating closely with our founding members, you will take ownership of various technical and design aspects of the Suno iOS application.Explore the Suno song we created for this role: https://suno.com/s/oEdmOtkZDLHCopSGYour ResponsibilitiesDesign and develop the Suno iOS app for music creation, exploration, and listeningEstablish foundational abstractions and libraries for dynamic, high-performance audio experiencesEngage in design and product decisions throughout the applicationEnhance the performance, aesthetics, and overall user experience of our productsQualificationsOver 5 years of experience in delivering production-level iOS applicationsProficient in Swift, with experience in SwiftUI and UIKit as necessaryExpertise in creating smooth animations and transforming prototypes into scalable, robust codeA strong commitment to exceptional user experiences, detail orientation, rapid iteration, and hard workA deep passion for music, whether through listening, exploring, or creating, is highly desirableBachelor's degree or equivalent experience is required.

Join Sandbar as a Senior Product Engineer for iOSAt Sandbar, we are pioneering an innovative human-agent interface that enhances individual autonomy in today's fast-paced world. Our talented team has developed state-of-the-art software, machine learning, and hardware solutions previously with industry leaders like Meta, Google, Apple, and more.Be part of the excitement as we prepare to launch our flagship product, Stream—a revolutionary private voice ring and conversational computer that has gained recognition from major publications like WSJ, Bloomberg, and Wired, set to ship in Summer '26.We invite you to contribute your expertise in creating an intuitive interface that empowers users to augment their capabilities.Your RoleWe are seeking a passionate Senior iOS Product Engineer to help shape the Stream app, which plays a crucial role in our user experience. You will collaborate with a cross-functional team consisting of design, firmware, and backend engineers to develop a seamless, technically robust application.Key ResponsibilitiesLead the iOS product development including architecture (Swift), performance optimization, testing, and deployment.Collaborate with backend services (WebSocket) and device integration (BLE) to ensure low-latency, reliable human-computer interactions.Work alongside product, design, and go-to-market teams to release updates, gather user insights, and iterate on improving user experiences.QualificationsA minimum of 5 years of experience in designing and deploying mobile applications for iOS.Expertise in Swift and complex interactive application development.Proven experience with OS-level integrations such as media control and on-device machine learning technologies.Familiarity with Python-based servers and the iOS Bluetooth stack is a plus.Exceptional communication skills across interdisciplinary teams.Strong sense of ownership and ability to navigate ambiguity while delivering high-quality technical outputs.A deep passion for enhancing user experiences and human-computer interaction.BenefitsComprehensive health, vision, and dental insurance.Unlimited paid time off and sick leave.Equity options in our early-stage company.

At Compass, we are dedicated to helping individuals find their ideal place in the world. Since our inception in 2012, we have been transforming the real estate landscape with our comprehensive platform that equips residential real estate agents to provide unparalleled service to both sellers and buyers.About the RoleAs a Senior iOS Engineer within our Client Infrastructure team, you will play a pivotal role in shaping the future of iOS development at Compass. This team provides the critical platform, tools, and infrastructure that enable our iOS engineers to create, deploy, and deliver features with confidence, speed, and quality. You will lead a talented group of over 40 iOS engineers, cultivating a culture of technical excellence and fostering developer empowerment.We are looking for a visionary who can identify and address complexities within iOS architectures to mitigate future technical debt, streamline extensive build systems, and provide scalable, resilient platform solutions that enhance efficiency and reduce engineering hours. As the technical leader and mentor, you will guide skilled iOS engineers while driving impactful, high-complexity platform projects. You will lead by example—innovating, teaching, and influencing the future of iOS engineering at Compass.This position demands extensive expertise in the iOS platform, paired with strategic insight into how to elevate the entire iOS organization through superior platform infrastructure.ResponsibilitiesLead the technical roadmap for iOS platform infrastructure, advocating for top-tier developer experience and modern iOS development methodologies across a team of 40+ engineers.Design, scale, and maintain core iOS platform capabilities including build systems, test infrastructure, API frameworks, and shared libraries to fulfill the quality and performance requirements of all iOS product teams.Develop and oversee the iOS testing strategy and infrastructure to empower teams to uphold robust testing standards through smart automation, AI-enhanced testing tools, and quality gates that enforce best practices.Drive modernization initiatives for the iOS platform, including strategies for Swift 6 migration, the adoption of Kotlin Multi-Platform, and the reduction of technical debt while championing coding standards and architectural patterns.Enhance iOS build system infrastructure (Bazel) to support over 40 engineers, focusing on reducing build times, implementing caching strategies, and providing developer productivity tools that facilitate the optimal development experience.Set and refine standards for iOS app performance, reliability, and monitoring, covering metrics such as crash-free rates, launch times, and runtime performance.

We are seeking a highly skilled and motivated Senior Platform Engineer to join our dynamic team at st-labs. This role is crucial in designing, developing, and maintaining our platform infrastructure while ensuring optimal performance and reliability. The ideal candidate will possess a strong foundation in software engineering principles and demonstrate a passion for innovation and problem-solving.

Join Packz as a Senior iOS EngineerPackz is a premier gamified collectibles platform that allows users to open digital packs and receive physical trading cards, with options for instant resale or home delivery. In just six months post-launch, we've seen over $15 million in packs opened and tens of thousands of cards shipped. Backed by top-tier investors with a history of supporting successful brands like DraftKings and StockX, we are poised to redefine the collectibles market.Our web product has gained significant traction since its October launch, and our iOS app is set to debut this month. Joining our small, dynamic team offers a unique opportunity to contribute to a rapidly growing sector valued at over $100 billion.Key ResponsibilitiesTake ownership of critical components in the Packz iOS app, from technical design to deployment and iterative improvement.Enhance key user experiences related to pack discovery, purchasing, opening, collection, wallet management, redemption, and user retention.Make informed architectural decisions that enhance app performance, reliability, and maintainability.Develop high-quality Swift code while creating polished, production-ready interfaces using SwiftUI and current iOS frameworks.Leverage AI-assisted tools to streamline development processes and boost code quality.Collaborate with founders, designers, backend engineers, and other team members to transform product ideas into exceptional mobile experiences.Elevate quality standards through rigorous code reviews, debugging, and meticulous attention to detail.Continuously improve the efficiency of iOS development practices, including tools, patterns, and workflows.

Join Grow Therapy as an iOS Engineer, where you'll play a vital role in enhancing our iOS app to provide accessible mental healthcare. Collaborate in a mission-driven team, implementing features that make a significant impact on the lives of therapists and patients alike. You'll design and develop new functionalities using Swift, while ensuring code quality and performance. Your contributions will directly influence our goal of making mental health care affordable and accessible across the United States.

Join our innovative team at aura as a Senior iOS Engineer, where you will play a pivotal role in designing and developing cutting-edge mobile applications for our users. Your expertise in Swift and Objective-C will help us deliver high-quality experiences, while your passion for technology and user-centric design will guide our development process.This position offers a unique opportunity to work in a collaborative environment, contributing to exciting projects that impact our community and enhance user engagement.

At CoStar Group, we believe in the art of creating perfect systems, much like constructing an ideal wall that effectively separates spaces. Our commitment to excellence is mirrored in our approach to software development, where we strive for functionality and user satisfaction. We are searching for an exceptional Senior iOS Developer who thrives on enhancing everyday experiences through code, embodying our vision of continuous improvement.As part of our engineering team, you will play a crucial role in delivering innovative features to millions, collaborating with product and design teams to translate ambitious ideas into practical solutions. Your insights and contributions will directly influence the evolution of our iOS codebase, ensuring that we build systems that foster connection and engagement.

About YouAs a Senior Platform Engineer at Copia Automation, you are a problem-solver who thrives on tackling challenging, unique, and impactful projects alongside passionate team members. Your expertise spans Site Reliability Engineering, DevOps, and Infrastructure Engineering, allowing you to take ownership of technical projects and provide invaluable thought leadership.In this role, you will make critical architectural decisions, mentor fellow engineers, and influence the technical trajectory of our products. Working in the industrial automation sector, you will delve into a range of topics that are rarely encountered in conventional software engineering roles. About UsCopia Automation is at the forefront of providing cutting-edge disaster recovery technology for the industrial automation landscape. Our innovative product suite introduces modern developer tools to the operational technology (OT) space, including a unique Git-based source control solution tailored for automation professionals. We are a well-funded startup with a rapidly expanding customer base within the industrial sector. Why Choose Industrial Automation?The manufacturing industry is heavily reliant on industrial automation, utilizing computerized systems and robotics operating on Programmable Logic Controllers (PLCs). This domain employs a distinctive graphical language that does not align with standard developer tools like GitLab or GitHub, leading automation professionals to depend on outdated storage methods and partial solutions. With significant downtime costs, there is a pressing demand for improved development tools. Engineering Culture at CopiaOur engineering team thrives on collaboration, experimentation, and a sense of ownership. We tackle complex challenges together, testing our assumptions and valuing practical solutions that balance immediate needs with long-term objectives. We maintain an optimistic outlook, celebrating our achievements and supporting one another through unforeseen obstacles.

About SunoSuno is a pioneering music technology company dedicated to enhancing creativity, where innovative ideas transform into sound and melodies become uniquely yours. We are on a mission to develop a groundbreaking platform fueled by the most sophisticated music creation model worldwide, sharing the joy of musical expression with millions.Established by passionate Harvard graduates two years ago, Suno has rapidly ascended to success, achieving an impressive $200 million in annual recurring revenue. This makes us one of the fastest-growing AI startups globally, with a current valuation of $2.45 billion. In November 2025, we secured $250 million in Series C funding and now proudly employ 150 talented individuals across our dynamic offices in Venice Beach, Cambridge, and New York City.With over 100,000 reviews and an outstanding 4.9 rating on the App Store, our iOS team is instrumental in shaping the future of our innovative products and driving our company's success.About the RoleWe are seeking skilled iOS Engineers to join our expanding mobile development team. In this role, you will collaborate closely with our product designers and managers to develop Suno's iOS application, enabling seamless music creation at everyone’s fingertips.Explore the Suno song we crafted especially for this role: https://suno.com/s/oEdmOtkZDLHCopSGWhat You’ll DoDevelop and implement essential features and UI components for Suno's iOS app utilizing Swift and SwiftUI.Collaborate with our audio engineering team to seamlessly integrate and enhance music playback and creation functionalities.Engage in design and product decision-making processes to elevate the overall user experience.Optimize the performance, user experience, aesthetic quality, and overall feel of our products.What You’ll NeedA minimum of 3 years of experience in developing iOS applications.Proficient in Swift and SwiftUI, with a strong portfolio demonstrating your work.In-depth knowledge of iOS performance optimization techniques and best practices.Ability to produce clean, maintainable, and well-documented code.Fundamental understanding of RESTful APIs and networking principles.Excellent communication skills and the capacity to thrive in a collaborative environment.A genuine passion for music (listening, exploring, creating) is highly desirable.Bachelor's degree in Computer Science or related field.

Role overview Braze, Inc. is hiring a Senior Staff Platform Infrastructure Engineer based in New York City. This position centers on designing and improving the core infrastructure that supports Braze’s products and services. The engineer will guide complex technical projects and partner with teams throughout the company. What you will do Design and enhance platform infrastructure to strengthen Braze’s offerings Take the lead on technical projects, managing them from initial planning through execution Work closely with colleagues across departments to deliver reliable and scalable solutions Share ideas and technical knowledge to help drive improvements and innovation in the platform

Role Overview adonis is hiring a Senior Software Engineer focused on the Data Platform in New York City. This role centers on building and refining data solutions that help the company serve clients better. The position calls for hands-on leadership in developing and optimizing data systems. What You Will Do Lead the design and improvement of data architectures for the platform Collaborate with teams across the company to deliver reliable data solutions Implement analytics tools and processes that support business insights and decision-making Collaboration This role works closely with colleagues from engineering, analytics, and other departments to create and maintain data systems that meet business needs.

Role overview Asana’s Mobile team develops features that keep teams connected and productive, even when they are away from their desks. Engineers on this team collaborate closely with product designers, project managers, and other technical groups to deliver a seamless and reliable mobile experience. The team values thoughtful engineering, high code quality, and a collaborative approach, blending mobile best practices with Asana’s internal frameworks. This iOS Software Engineer position is based in New York City and follows a hybrid work schedule. Standard in-office days are Monday, Tuesday, and Thursday. Details about hybrid expectations will be provided during the interview process. What you will do Collaborate with product and design partners to deliver polished mobile features to users worldwide. Lead or contribute to technical initiatives aimed at improving engineering standards, code quality, and test coverage, while addressing technical debt. Write code that is clear, well-documented, and thoroughly tested. Support the team’s growth by providing feedback in code and design reviews, and by mentoring other engineers. Adopt and share the latest tools, SDKs, and practices to increase team efficiency. Take ownership of key Areas of Responsibility (AoRs) within the team. Requirements At least 3 years of experience building, releasing, and maintaining iOS apps, ideally with Swift. Current knowledge of trends and advancements in the iOS ecosystem. Strong commitment to code quality and maintainability. Motivation to create enjoyable and intuitive user experiences. Interest in mentoring and supporting the growth of others. Sound judgment in balancing creative solutions with sustainable code. Interest in AI tools and emerging technologies, with a willingness to learn and apply them to improve productivity and collaboration.

Mobile Team at Asana The Mobile team builds features that help teams stay connected and organized, even when away from their desks. Engineers collaborate closely with Product Designers, Product Managers, and other engineering groups to enhance the Asana experience for mobile users. The team maintains a codebase and culture designed for both productivity and enjoyment, combining established mobile practices with Asana's internal frameworks. Role Overview iOS Mobile Engineers at Asana step into meaningful work from the start, contributing to both the codebase and team processes. The company uses an Areas of Responsibility system, which clarifies roles and encourages professional growth. Engineers are supported in identifying and solving problems, always with a collaborative mindset. Location and Work Model This position is based in Asana's New York City office. The role follows a hybrid schedule, with in-office days required on Monday, Tuesday, and Thursday. During the interview process, a recruiter will provide more details about in-office expectations.

About HookHook is an innovative social music platform, supported by leading investors, dedicated to revolutionizing music discovery, fan engagement, and creator growth. We transform beloved songs into playful sound experiences, empowering fans and creators to reimagine music through user-friendly, remix-friendly tools with no learning curve. By collaborating directly with artists, labels, and rights holders, Hook ensures that music is discovered, shared, and expressed in ways that honor and reward its creators. At Hook, music is not merely consumed; it is experienced, expressed, and personalized.Role OverviewWe are seeking a talented iOS Video Engineer to spearhead the development of Hook’s video effects pipeline and creative tools. You will be responsible for creating systems that enable real-time previews, branded effects (including color, duotone, and halftone), visual templates, and the final export of shareable Hook videos.Your contributions will significantly enhance the creative experience for millions of users within the Hook app and across exported content on platforms like TikTok, Reels, and Shorts. This hands-on technical role is perfect for someone with a background in developing video or media-rich applications, who thrives at the intersection of performance, creative tooling, and delightful user experiences.What You’ll DoDevelop Hook’s video effects engine utilizing AVFoundation and Core Image for color grading, duotone, halftone, and branded visual treatments.Implement real-time filter previews in our creative studio, ensuring optimal performance and precise rendering across all devices.Process and export final Hook videos, merging audio and video into a cohesive asset for users to share on or off the platform.Create reusable video editing utilities for cropping, trimming, aspect ratio adjustments, overlays, transitions, and template-based compositions.Collaborate closely with design and brand partners to translate After Effects concepts into efficient, mobile-friendly filters and animations.Optimize the entire media pipeline for performance, memory, and battery efficiency using Core Image, AVVideoComposition, and advanced concurrency techniques.Advance Hook’s creative capabilities, facilitating future features such as templates, multi-layer compositions, and creator-driven video tools.

The OpportunityAt doji, we are revolutionizing the fashion shopping experience through the power of AI avatars. Our team is dedicated to developing innovative diffusion models and creating personalized interfaces that enhance user engagement.Our creative team, based in New York City, is a unique blend of aesthetic sensibility and deep AI expertise, having previously delivered impactful consumer products at leading companies such as Apple, DeepMind, and Meta. With backing from prominent investors associated with OpenAI and SKIMS, we are strategically positioned at the nexus of AI, technology, and culture.The RoleWe are in search of an iOS Engineer who will play a pivotal role in crafting a groundbreaking avatar-based fashion shopping experience. This position requires in-office collaboration at our NYC office.As our Founding iOS Engineer, you will:Engineer a native iOS application that evolves alongside our product.Collaborate with the founding team to conceptualize and execute innovative mobile experiences.Develop and uphold high-quality, reusable, and testable code.Establish and refine mobile development processes, including planning, testing, and releasing.Work collaboratively on a shared codebase while maintaining high coding standards.Enhance app performance and speed.Stay informed on the latest iOS advancements and industry best practices.Contribute to the overall product strategy and user experience.You're an ideal candidate if you:Have experience building consumer applications at scale.Possess strong foundational knowledge and experience with the modern iOS stack (Swift, SwiftUI, UIKit).Take pride in creating intuitive user experiences, polished UI, and maintainable code.Understand low-level intricacies (such as Swift 6.0 concurrency) and know how to analyze and optimize app performance.Apply Apple's design principles and interface guidelines effectively.Utilize Git and adhere to Git flow methodologies.Evaluate design patterns and their trade-offs, notably MVVM.Demonstrate self-motivation, high agency, and the ability to quickly master new skills.Thrive in dynamic, fast-paced environments, whether in startups or large tech firms.Have a genuine interest in fashion, avatars, or creative expression.

The mission of The New York Times is to seek the truth and help people understand the world. Independent journalism is at the heart of all we do, which is why we have a world-renowned newsroom that sends journalists to report from nearly 160 countries. Our focus on enhancing how readers engage with our journalism is paramount, whether in print, audio, or our digital platforms. Our business strategy is built on delivering journalism of such high quality that it is worth paying for.Role Overview:The Data Platform Mission is dedicated to empowering our organization by providing access to data for critical decision-making, enhancing user experiences, and driving impactful strategic choices that create value. We are in search of skilled Analytics Engineers who can help shape a new function within the Data Platform, focusing on supporting our essential data assets across various domains at The New York Times.As a Senior Analytics Engineer, you will collaborate with diverse teams to manage, enhance, and ensure the quality of data across specific organizational domains, facilitating efficient, data-driven decisions and experiences. You will become a subject matter expert within these domains, playing a crucial role in data initiatives and reporting directly to the Executive Director of Analytics Engineering.Key Responsibilities:Act as a Data Platform Evangelist by offering frameworks, training, and guidance to enable individuals to effectively utilize data platform capabilities and articulate well-defined data requirements.Establish data management frameworks providing clear guidelines for data producers, while collaborating with data platform teams to enhance data quality and accessibility.