Senior iOS Engineer (Connectivity)

At WHOOP, we are driven by a mission to enhance human performance and prolong healthspan. Our innovative platform empowers individuals to achieve peak performance through a profound understanding of their bodies and daily habits. We process vast amounts of real-time data from users focused on health and wellness, as well as the world’s elite athletes and sports teams, necessitating a highly reliable and fault-tolerant product.Join our Connectivity Software Team, where we create the essential connection between WHOOP hardware, the iOS application, and the cloud infrastructure. As a Senior iOS Engineer on this team, you will design and implement software that facilitates seamless communication between WHOOP’s wearable sensors and the mobile platform. Your expertise will help develop and optimize connectivity experiences that are not only robust and efficient but also seamlessly integrated, ensuring a reliable flow of data throughout our ecosystem.

About WHOOP WHOOP helps people reach their personal best by delivering deep insights into health and daily life. Our platform manages continuous streams of data from both everyday users and elite athletes. This requires a product that stays highly available and reliable at all times. Role Overview: Lead iOS Engineer (Connectivity) The Connectivity Software Team connects WHOOP hardware, the iOS app, and our cloud systems. As a Lead iOS Engineer focused on connectivity, you will design and build the software that enables smooth communication between WHOOP’s wearable sensors and the iOS platform. This work is central to keeping data flowing reliably across our ecosystem. What You Will Do Develop and refine connectivity solutions for WHOOP’s iOS application. Ensure seamless integration between wearable devices, the mobile app, and cloud infrastructure. Optimize data transfer to maintain dependable, efficient performance for all users. Support a user experience that feels smooth and reliable, even as data moves across devices and the cloud. Location Boston, MA

WHOOP is on a transformative journey to enhance human performance and extend healthspan through our innovative wearable technology. As a Lead Senior iOS Engineer on our Core team, you will be instrumental in architecting and optimizing the foundational elements of the WHOOP iOS application. Your role will encompass driving platform capabilities, enhancing shared architecture, and implementing performance improvements that enable quicker delivery for our product teams while ensuring an exceptional user experience for our members. You will take charge of the technical planning for intricate projects, provide mentorship to fellow engineers, and elevate engineering standards across the iOS ecosystem.

Join Axon and be a Force for Good.At Axon, our mission is to Protect Life. We are pioneers tackling some of society's most pressing safety and justice challenges through our innovative ecosystem of devices and cloud software. We thrive on collaboration, fostering open communication and valuing diverse perspectives from our customers, communities, and each other.Life at Axon is dynamic, rewarding, and impactful. Here, you’ll take ownership and effect real change, growing constantly as you contribute to a mission that truly matters at a company that values you. Your ImpactAs a member of our high-performing software engineering team, you will develop embedded software for Axon’s devices, ensuring critical evidence is captured during vital moments for our customers. This role offers the chance to collaborate with talented software and firmware engineers and to contribute to the development of next-generation public safety products, including body-worn cameras, in-car cameras, and wireless microphones.Your role requires you to engage deeply in architectural decisions that will influence our products. You are committed to crafting device software characterized by high stability and rapid, consistent performance. With a passion for working with cutting-edge open-source technologies, you will leverage your systems design expertise to make sound technical decisions for robust systems.In addition to driving decisions among competing engineering trade-offs, your empathy for customers will enable you to propose innovative solutions to their challenges. You will work closely with product managers and designers to ensure we are developing the right solutions for our customers. Furthermore, you enjoy mentoring fellow engineers, acting as a hands-on teacher to elevate the team around you.As an Embedded Application Software Engineer, your responsibilities will include designing, developing, testing, and maintaining embedded applications and networking configurations, along with the necessary systems and libraries, while interfacing with cloud and firmware services for the devices. Join our mission-driven team eager to positively impact the lives of first responders and those they serve.

WHOOP, Inc. builds wearable technology to help people improve fitness, health, and recovery. The company’s mission centers on empowering members with insights into their bodies and routines, aiming to extend healthspan and enhance performance. Role Overview The Senior iOS Engineer, Healthcare Innovations, joins the Healthcare team in Boston, MA. This role focuses on developing and maintaining the infrastructure that powers WHOOP’s medical features within the iOS app. The work supports secure and scalable delivery of Medicare and Medicaid services, as well as clinical and behavior-change initiatives. What You Will Do Drive platform capabilities and optimize shared architecture for the iOS application. Enhance reliability and performance, ensuring the app meets healthcare standards and regulatory requirements. Lead technical planning for complex, highly regulated projects. Develop features that support measurable habit improvement and healthier lifestyles for WHOOP members. Mentor fellow engineers and help raise engineering standards across the team. Impact Work in this role directly supports WHOOP’s medical offerings and clinical programs, helping members make meaningful changes to their health and routines.

About WHOOP WHOOP helps people reach their full potential by giving them insights into their bodies and daily habits. The company’s mission centers on supporting peak performance through actionable data. Role Overview: Android Engineer II - Connectivity The Connectivity team at WHOOP is looking for an Android Engineer II to improve device connectivity within the Android app. This role focuses on building features that make connecting hardware and software as smooth as possible for WHOOP members. What You Will Do Enhance the connectivity experience in the Android application Integrate new features that support reliable device connections Manage and deliver firmware updates to devices on schedule Develop solutions that keep connections between software and hardware stable and efficient Location This position is based in Boston, MA.

About WHOOP WHOOP helps people improve their health and performance. The company’s wearable device tracks key physiological data such as heart rate variability, resting heart rate, and sleep quality. Members receive personalized insights to support fitness, recovery, and overall well-being. Role Overview The iOS Software Engineer I will help build and maintain member-facing features for WHOOP’s iOS app. This role works with advanced generative AI tools to deliver new ways for members to understand and improve their health. Collaboration with engineers, designers, and product managers is central to the work, with a shared goal of creating clear, actionable insights for users as they navigate their WHOOP experience. Location Boston, MA

Role Overview Speechify is hiring a Software Engineer to work on the iOS Core Product in Boston, MA. This position centers on building applications that improve how users experience reading on iOS devices. What You Will Do Develop and refine iOS applications as part of the core product team Work closely with engineers and designers to deliver features that make reading easier and more enjoyable Contribute ideas and technical solutions aimed at improving accessibility for users Location This role is based in Boston, MA, USA.

Join WHOOP in our quest to revolutionize human performance and enhance healthspan. We empower our members to elevate their potential through a profound understanding of their bodily functions and daily habits.We are seeking a talented iOS Engineer II to become an integral part of our dynamic product teams focused on AI Experiences, Growth, and Ecosystem. In this role, you will develop features that not only scale our systems but also boost reliability, enhance user experiences, and provide our members with clinical-grade insights to support their physical, emotional, and hormonal health. From constructing shared frameworks and refining growth experiments to launching health-centric features, your contributions will significantly impact the lives of our members. You will collaborate with cross-functional teams, write clean and efficient code, and play a pivotal role in a platform dedicated to improving health outcomes and unlocking human potential on a large scale.

WHOOP aims to improve human performance and extend healthspan through wearable technology and personalized insights. The platform tracks metrics like heart rate variability, resting heart rate, and sleep quality, offering members feedback to help optimize fitness, recovery, and overall health. Role Overview The iOS Engineer II (Healthcare) will help design and build features that connect users with advanced data science algorithms via intuitive interfaces. This role focuses on making complex health data clear and actionable, supporting users in understanding physical, mental, emotional, and hormonal health factors. What You Will Do Develop and refine iOS features that drive meaningful health outcomes for WHOOP members Collaborate with the healthcare team to turn research and algorithms into user-friendly visual experiences Support initiatives ranging from medical device launches (such as ECGs) to clinical tools and unique health insights, including WHOOP Age and Menstrual Cycle Insights About the Healthcare Team The healthcare team combines technology and research from both medical and wellness fields. Projects include bringing new medical devices to market, expanding into clinical domains with Advanced Labs, and building features that help members understand and improve their health. Location This position is based in Boston, MA.

WHOOP builds wearable technology that helps members understand their bodies and improve fitness, health, and recovery. The company’s mission centers on unlocking human performance and extending healthspan through personalized insights from physiological data. About the Growth Team The Growth Team focuses on user acquisition, activation, and retention. The group works in an environment built around experiments and rapid iteration, using data to guide decisions and refine features for maximum impact. Role Overview: iOS Engineer II (Growth) This position shapes the mobile experience for millions of WHOOP members. The iOS Engineer II will develop features that drive engagement and growth, working closely with colleagues across teams. Responsibilities include building new functionality, improving the iOS app architecture, and helping WHOOP scale its platform globally. Location Boston, MA

Be a Catalyst for Positive Change at Axon.At Axon, our mission is to Protect Life. We are innovators tackling the most pressing safety and justice challenges through our comprehensive array of devices and cloud-based software. We believe that collaboration drives success, connecting with sincerity and empathy to harness a variety of perspectives from our customers, communities, and one another.Working at Axon is a dynamic, fulfilling experience. Here, you will take the reins and effect genuine transformation. Continuously evolve in your role as you contribute to a meaningful mission at a company that values your impact.Your RoleAs the Principal Product Manager, Connectivity, you will spearhead the long-term product strategy for wireless communications and location functionalities across Axon's suite of connected devices. You will be at the crossroads of customer insights, product vision, and advanced technical execution, defining how Axon products utilize technologies such as cellular, Wi-Fi, Bluetooth, GNSS, and other wireless systems within body-worn, in-vehicle, and various embedded products.This pivotal, cross-functional role requires a product leader adept at transforming mission objectives and customer requirements into actionable specifications. You will develop a strategic roadmap for wireless connectivity, ensuring alignment across engineering and business units while navigating trade-offs in performance, reliability, cost, power, certification, manufacturability, and field quality. Collaborate closely with electrical and RF engineers, hardware designers, firmware developers, software teams, operations, compliance, and external partners to deliver reliable, scalable, and distinctive wireless capabilities tailored for real-world public safety environments.

Senior RF Systems Engineer About SimpliSafe At SimpliSafe, we are a cutting-edge home security organization dedicated to safeguarding the lives you’ve built. Our mission is to ensure that Every Home is Secure. We foster a collaborative and innovative culture that values personal and career growth, offering substantial opportunities for those eager to take on their next challenge. Here, we don’t just want you to work; we want you to flourish. We embrace a hybrid work model, allowing our team members to balance their time between our state-of-the-art office and their homes. Our hybrid approach typically requires in-office collaboration on Tuesdays and Wednesdays, while the rest of the week offers flexibility in work location. Why Join Us? As we continue to grow and innovate in the home security industry, we seek smart, talented, and humble individuals who resonate with our values to help us fulfill our mission of securing every home. Your Role As a Senior RF Systems Engineer, you will take on a pivotal role as a technical leader in the development and validation of RF products at SimpliSafe. Your expertise will guide the design and implementation of our RF capabilities, ensuring we achieve industry-leading wireless connectivity. You will collaborate closely with engineering teams to select chipsets and optimize mechanical and electrical designs for optimal RF performance. Additionally, you will lead and mentor our ODM design partners through the design, testing, and qualification phases of new products. Key Responsibilities: Establish and monitor performance metrics for all wireless protocols (Wi-Fi, BLE, Radar, and Sub-GHz), ensuring alignment with product specifications. Develop SimpliSafe’s RF testing capabilities, including test plans and equipment selection. Oversee and evaluate ODM design partners throughout testing and qualification, scrutinizing their test reports to ensure comprehensive coverage of all scenarios. Characterize wireless chipsets and antenna systems to validate vendor claims and assess compatibility with SimpliSafe's hardware constraints. Serve as the RF consultant for Electrical and Mechanical teams, ensuring board layouts and enclosures maintain RF integrity. Review product requirement documents (PRDs) for RF-related considerations.

Join Our Team as a Senior Frontend EngineerWe are seeking a talented Senior Frontend Engineer to become a vital part of our innovative team in Boston. This role provides a unique opportunity for a passionate and skilled engineer to enhance their career with an industry leader.Position Overview: You will be responsible for developing high-quality user interfaces, ensuring optimal performance and responsiveness of applications, and collaborating with cross-functional teams to define, design, and implement new features.

At Later, we redefine influencer marketing by harnessing the power of genuine creator relationships and cutting-edge technology. Our AI-driven platform, backed by over a decade of proprietary data—including billions of social interactions and more than $2.4 billion in verified influencer-driven purchases—provides brands the confidence to craft unforgettable campaigns. With our expert guidance, brands can navigate the complexities of influencer marketing to maximize their impact on awareness, engagement, and revenue. Trusted by industry leaders like Nike, Wayfair, Unilever, and Southwest Airlines, Later seamlessly blends creativity with performance to ensure that every campaign not only looks exceptional but also delivers tangible results. Discover more at later.com.About the role:The Senior Software Engineer will play a pivotal role in driving significant projects, implementing impactful features, and upholding our high engineering standards. You will tackle complex challenges, collaborate across various teams, and mentor junior engineers while continually enhancing our codebases and promoting a culture of technical excellence. With profound expertise in contemporary software development and Agile methodologies, you'll influence product velocity and engineering culture.Your Responsibilities:Strategic LeadershipDefine, plan, and lead the delivery of extensive features and roadmap initiatives.Clarify and refine requirements among stakeholders in a dynamic environment.Navigate ambiguous requirements and divergent interests to deliver features that excite users.Contribute to long-term architectural planning and system design.Technical ExecutionLead the resolution of complex technical challenges across teams and production environments.Continuously improve code quality, system performance, and engineering practices.

Merlin Labs seeks a Senior DevOps Engineer to join the team in Boston. This role focuses on building stronger cloud infrastructure and refining deployment workflows. The position involves close collaboration with teams across the organization to ensure systems run reliably and efficiently at scale. Key responsibilities Maintain and enhance cloud infrastructure for stability and performance Automate deployment and management tasks to streamline operations Work with engineering and other departments to develop scalable solutions Advance continuous integration and delivery (CI/CD) practices Location This position is based in Boston.

Join OpenGov as a Senior Software Engineer and become part of a dynamic team dedicated to transforming how governments operate. In this role, you will lead the design and development of innovative software solutions that empower public sector organizations to enhance transparency and efficiency.

Toast, Inc. is seeking a Senior Solutions Engineer in Boston, MA. This position centers on creating technical solutions that help restaurants improve their operations and guest experiences. The Senior Solutions Engineer works directly with clients and partners across the company to understand unique challenges and design effective responses. Role overview This role focuses on applying technical knowledge to real-world restaurant needs. The Senior Solutions Engineer collaborates with both clients and internal teams to identify requirements and deliver solutions that support business goals. Collaboration Work closely with clients to understand their operational needs Partner with cross-functional teams to design and implement solutions Impact The work directly supports restaurant success and helps enhance the customer experience through tailored technology and thoughtful problem-solving.

Join DigitalOcean as a Senior Engineer I in Observability, where you will play a crucial role in enhancing our platform's visibility and performance. You will work closely with cross-functional teams to build and optimize observability tools, ensuring that our infrastructure runs smoothly and efficiently. This is an opportunity to leverage your technical expertise to drive innovation and improve our customer experience.

Later stands at the forefront of influencer marketing, empowering brands to craft unforgettable campaigns with confidence. By merging authentic creator relationships, data-driven insights, and professional guidance, Later alleviates the uncertainties that often accompany significant marketing investments.Our platform, fueled by advanced AI and over a decade’s worth of proprietary data—including billions of social interactions and more than $2.4 billion in verified influencer-driven purchases—enables teams to gain clarity on strategies before execution.With a commitment to providing reliable insights and expert support, Later simplifies influencer marketing, allowing brands to select optimal creators, manage comprehensive campaigns, and foster substantial growth in brand awareness, engagement, and revenue. Our trusted partnerships include renowned enterprises such as Nike, Wayfair, Unilever, and Southwest Airlines, as we blend creativity with effectiveness to ensure campaigns not only look impressive but also yield tangible results. Discover more at later.com.About this Position:As a Senior Security Engineer at Later, you will be pivotal in fortifying and enhancing the security framework that supports our platform. This position fuses extensive security acumen with hands-on engineering, emphasizing identity and access management, authentication systems, and secure development practices.You will collaborate intimately with Engineering, Infrastructure, and Product teams to integrate security into our CI/CD pipelines, internal platforms, and client-facing systems—empowering teams to innovate rapidly while ensuring the safety of our systems, data, and users. This role is ideal for an impactful individual contributor who possesses a defender’s mindset, builds with the precision of a software engineer, and leads through influence.Key Responsibilities:StrategyContinuously assess and enhance Later’s security posture across applications, infrastructure, and development workflows.Establish and enforce scalable security standards, guidelines, and best practices that facilitate compliance through automated and auditable solutions.Collaborate with Engineering and Product leadership to synchronize security priorities with business goals and project timelines.