Backend Software Engineer II - Hardware Acceleration

At WHOOP, we are dedicated to revolutionizing human performance and extending healthspan. Our mission is to empower individuals to reach their optimal potential by providing comprehensive insights into their physiological well-being through our cutting-edge wearable technology. By continuously monitoring vital metrics, we deliver personalized recommendations that enhance fitness, health, and recovery.The Growth Team at WHOOP embodies a dynamic, fast-paced, and experimentation-focused environment. Our primary objective is to drive user acquisition, activation, and retention through a data-driven approach. We rigorously evaluate the performance of our features and iterate based on quantifiable results.As a Software Engineer II on the Growth Team, you will play a pivotal role in developing features that significantly influence our business metrics and member growth. Your collaboration with cross-functional teams will be essential in designing, measuring, and refining high-impact mobile experiences that resonate with our users.

At WHOOP, our mission is to enhance human performance and extend healthspan. We empower our members to optimize their performance and longevity through profound insights into their bodies and daily routines. A critical aspect of our mission is safeguarding our members' data while ensuring our systems scale securely and reliably. We are seeking a talented Software Engineer II specializing in backend development to build and refine the systems that fuel our platform. This pivotal role will play a direct part in delivering scalable and secure services that support millions of members globally. While backend development expertise is essential, familiarity with cybersecurity principles (such as data privacy, authentication, and authorization) or cloud infrastructure concepts (including AWS, Infrastructure as Code, and Kubernetes) will be highly regarded. This position offers a unique opportunity to align with either our Product Security team, focused on security compliance and data privacy, or our Application Infrastructure team, which emphasizes scalability, reliability, and developer support. In either capacity, you will help shape core platform practices and contribute to WHOOP's growth trajectory.

At WHOOP, we are dedicated to revolutionizing human performance and extending healthspan. By empowering our members with a profound understanding of their bodies and daily activities, WHOOP enables individuals to achieve their peak potential.We are seeking a talented Software Engineer II to become an integral part of our Business Systems team. In this pivotal role, you will be responsible for designing and implementing robust backend systems that drive WHOOP's internal operations, fostering scalability and efficiency throughout the organization. You will architect and maintain essential services and integrations that support various functions, including Finance, Operations, and Member Services. By developing reliable, secure, and high-performance systems, you will have a direct impact on how WHOOP delivers unparalleled value to our members and scales on a global level.

WHOOP helps people understand their bodies and improve their health. Our platform supports members in reaching their goals by giving them deeper insight into daily performance and well-being. About the Role The Software Engineer II (Backend, Health Records) will focus on building systems that securely handle and process health data. This work supports the integration of external healthcare sources with WHOOP’s platform, making it possible to turn complex records into useful, actionable information. What You’ll Do Develop and maintain backend systems for health data ingestion and processing Ensure solutions are secure and scalable Help connect external healthcare ecosystems to WHOOP’s platform Transform raw health records into insights that support personalized health experiences Contribute to projects that expand WHOOP’s ability to deliver long-term value to members Location This role is based in Boston, MA.

At WHOOP, our mission is to revolutionize human performance and enhance healthspan. We empower our users to achieve peak performance by providing them with profound insights into their bodies and daily activities. Our cutting-edge wearable technology meticulously tracks vital physiological metrics, including heart rate variability, resting heart rate, and sleep quality, delivering personalized insights that optimize fitness, health, and recovery.As a Backend Software Engineer II specializing in AI Experiences, you will harness WHOOP's state-of-the-art generative AI capabilities to design, develop, and maintain engaging member-facing features that significantly improve health outcomes. You will be an integral part of a collaborative team, working alongside seasoned engineers, designers, and product managers to empower our members in understanding their health, enhancing their performance, and navigating their WHOOP journey with clarity.

At WHOOP, our mission is to enhance human performance and extend healthspan through innovative technology. We empower our users to achieve peak performance by providing them with deep insights into their bodies and daily routines. Our cutting-edge wearable device meticulously tracks essential physiological metrics like heart rate variability, resting heart rate, and sleep quality, delivering personalized insights that help users optimize their fitness, health, and recovery.We are seeking a Software Engineer II to join our Healthcare Infra team. In this role, you will play a critical part in developing and maintaining dynamic features within the healthcare domain, linking our members to advanced data science algorithms. Your expertise will be pivotal in creating reusable and scalable platforms that accelerate the Healthcare organization’s ability to innovate in the fast-paced consumer health landscape. Collaborating with both internal and external partners, you will enhance our members' understanding of their holistic health—spanning physical, mental, emotional, and hormonal dimensions—by building the foundational infrastructure that connects them with a broader healthcare ecosystem.This position is ideal for a backend engineer who is passionate about crafting scalable systems, eager to confront high-impact challenges, and dedicated to delivering user-centric solutions that truly meet our members' needs.

Whoop is hiring a Hardware Engineering Project Manager II based in Boston, MA. This position takes the lead on hardware projects that shape the next generation of wearable technology. The role involves working closely with engineering, design, and manufacturing teams to deliver high-quality hardware solutions on time. Role overview The Hardware Engineering Project Manager II oversees the entire hardware development process, starting with initial planning and continuing through to final delivery. The position requires coordinating efforts across multiple disciplines to ensure projects meet key milestones and deadlines. What you will do Oversee the full hardware development lifecycle, from planning through delivery Coordinate cross-functional project teams to meet milestones and deadlines Work closely with engineering, design, and manufacturing partners Manage project plans, resources, and timelines to ensure successful outcomes Keep each project aligned with company goals Requirements Strong communication skills for working across multiple teams Experience managing hardware projects and development cycles Ability to organize resources and keep projects moving forward

Join our innovative team at Lever as a Backend Engineer, where you will play a pivotal role in crafting cutting-edge software solutions that transform the hiring landscape.At Lever, we are dedicated to revolutionizing the way companies recruit top talent. Our software is trusted by industry leaders like Netflix, Yelp, Cirque du Soleil, Shopify, and Spotify. As we continue to grow, we seek talented individuals who are passionate about redefining talent acquisition.We are proud to be recognized as the #1 workplace in San Francisco and a top employer in the United States. Our team, known as “Leveroos,” is our greatest asset, and we are committed to fostering a people-first culture that celebrates collaboration and innovation.

At Toast, we are passionate about creating a revolutionary restaurant platform that empowers restaurants to reclaim their passion and focus on what they do best: nurturing their beloved businesses. We pride ourselves on being an unconventional tech company that thrives on innovation. Challenging the status quo is embedded in our culture. Building a transformative product necessitates forward-thinking, which is why we deeply value diverse backgrounds and experiences. Our mission is to enable restaurants of all sizes to assemble exceptional teams, boost revenue, streamline operations, and offer unforgettable guest experiences. By combining our extensive knowledge of the restaurant industry with robust cloud-based software and top-tier hardware, we deliver an intuitive all-in-one solution. Join us in our quest to uplift the restaurant community, delight guests, and help them flourish. Our Fintech division at Toast plays a pivotal role in our infrastructure by managing payments for restaurants and ensuring timely transactions. Payment processing is not only a vital revenue stream for Toast but also essential for our customers, as we handle millions of dollars in transactions daily. We are on the lookout for a Senior Software Engineer to enhance our Payments team and develop our unified payment processing platform. This solution provides a seamless, integrated service for accepting payments across various channels and supports a configurable enterprise approach. It is engineered to enable a build-once, available-to-all strategy for both existing and emerging payment methods. The right candidate will play a crucial role in creating services that provide essential support and functionality within this payment processing framework.

At WHOOP, we are dedicated to empowering individuals to enhance their performance and extend their healthspan. As a Senior Software Engineer on our Business Systems team, you will be instrumental in designing and implementing robust backend systems that drive WHOOP’s internal operations. Your efforts will facilitate scalability and operational efficiency across various departments, including Finance, Operations, and Member Services. By architecting and maintaining critical services and integrations, you will play a crucial role in ensuring that our systems are reliable, secure, and high-performing, ultimately helping WHOOP deliver exceptional value to our members and support our global growth ambitions.

Join WHOOP on our mission to enhance human performance and extend healthspan. We empower our members to achieve peak performance through a comprehensive understanding of their bodies and lifestyles.As a Mechanical Engineer II within the Hardware New Product Introduction (NPI) Team at WHOOP, you will play a pivotal role in designing and developing our cutting-edge hardware solutions, particularly our rechargeable energy accessories. You will excel in a fast-paced, results-oriented environment and leverage your creativity and mechanical design expertise to deliver innovative solutions autonomously while exercising sound technical judgment.Collaborating with a talented, multidisciplinary team of engineers and designers, you will help transform innovative concepts into reality, supporting prototyping, mechanical design, and testing initiatives. You will engage closely with our global suppliers and contract manufacturers to implement engineering validation builds focused on delivering high-quality results, managing engineering risks effectively, and maintaining clear technical communication both upward and externally. Your commitment to product excellence is essential.This is an exceptional opportunity for an engineer with a robust technical background to enhance their skills in a dynamic, fast-paced setting while contributing to significant projects in early-stage product development. WHOOP thrives on urgency driven by our mission. We create products for individuals who strive to surpass their limits—and we hold ourselves to that same standard. If you are motivated by complex challenges, cross-functional teamwork, and the chance to scale hardware production, this role will challenge and reward you.

ServiceNow is seeking a Senior AI Engineer focused on Delivery Acceleration in Boston. This position centers on using artificial intelligence to improve how the company delivers its services and solutions. Role overview The Senior AI Engineer works with cross-functional teams to design and implement AI-driven improvements in delivery processes. The goal is to make these processes more efficient and effective, supporting ongoing business transformation efforts. Key responsibilities Apply AI expertise to streamline and optimize service delivery workflows. Collaborate with colleagues from different departments to identify opportunities for AI solutions. Develop and deploy AI models that support business goals and enhance delivery outcomes. Collaboration This role involves regular interaction with teams across the organization. Working together, you will help shape and implement AI strategies that improve ServiceNow’s operations and customer experience.

At WHOOP, we are dedicated to transforming human performance and enhancing healthspan. Our mission is to empower members to achieve peak performance through a profound understanding of their bodies and daily lives. With our cutting-edge wearable technology, we monitor essential physiological metrics to provide tailored insights that boost fitness, health, and recovery.The Growth Team at WHOOP is a dynamic, results-oriented group committed to driving user acquisition, activation, and retention. Our data-centric approach enables us to continuously assess the effectiveness of our features and iterate based on those insights.As a Senior Backend Software Engineer, you will be instrumental in constructing backend services that significantly influence our business metrics and foster member growth. Collaborating cross-functionally, you will deliver impactful features and contribute to architectural decisions, ensuring WHOOP's scalability to millions of members.

About SimpliSafe SimpliSafe is a pioneering home security technology company dedicated to safeguarding your home and the life you've built. We are on a mission to ensure Every Home is Secure, and we foster a culture that equally values your career development. Join us in a collaborative, innovative environment where egos are left at the door and growth opportunities abound. We’re not just looking for employees; we want you to flourish and make a significant impact in the lives of those we protect. We embrace a hybrid work model, allowing our teams to balance their time between the office and their homes. This means we expect our team members to come together in our cutting-edge office on two core days of the week—typically Tuesday, Wednesday, or Thursday—while enjoying flexibility for the remaining days. Why are we hiring? As we continue to expand, we are in search of intelligent, skilled, and humble individuals who resonate with our values. Join us as we disrupt the home security industry and relentlessly pursue our mission of ensuring Every Home is Secure. Your Role As a Software Engineer II on the Video team at SimpliSafe, you will play a crucial role in developing and maintaining our cloud-based systems that facilitate live streaming and video recording for SimpliSafe cameras. Your expertise will support backend microservices responsible for ingesting, processing, storing, and delivering real-time video to customers, monitoring agents, and machine learning systems. In this safety-critical domain, reliability, performance, and simplicity are paramount. You will collaborate closely with fellow engineers, product managers, and partner teams to design, implement, and enhance services that provide customers with confidence and visibility into their homes. Key Responsibilities Design, develop, and maintain backend services that enable live video streaming and recording at scale. Write clean, reliable, and thoroughly tested code using contemporary development tools and practices, with an emphasis on maintainability and long-term ownership. Enhance system reliability, performance, and observability through thoughtful design and iterative improvements. Collaborate with senior engineers to adopt best practices for designing and operating distributed systems. Engage in operational responsibilities, including on-call duties, incident response, and post-incident analysis. Participate in design discussions and contribute to the technical direction of the team. Document systems and processes to ensure knowledge sharing and continuous improvement.

About WHOOP WHOOP helps people understand their bodies and habits so they can perform at their best and improve their healthspan. The team builds tools and insights that support members in reaching their goals every day. Role Overview The Senior Backend Software Engineer - Health Records will design and build the systems that connect external healthcare data with the WHOOP platform. This work ensures health data is integrated securely and can scale as needs grow. The role focuses on transforming complex health records into insights that members can use, strengthening WHOOP’s ability to deliver personalized health experiences and long-term value.

At WHOOP, we are dedicated to enhancing human performance and extending healthspan. Our mission is to empower individuals to achieve their peak potential by providing in-depth insights into their physiological data through our advanced wearable technology. This technology tracks essential metrics to deliver personalized feedback that enhances fitness, health, and recovery.As a Software Engineer I, you will play a pivotal role in the design, development, and upkeep of the services that underpin WHOOP’s essential product experiences. Collaborating closely with seasoned engineers, product managers, designers, and data scientists, you will contribute to creating scalable and dependable systems that provide valuable insights to our users. This position is perfect for those eager to learn, produce high-quality code, and make a significant impact within a dynamic, mission-driven environment.

Join Our Team at Merlin Labs:At Merlin Labs, we are pioneering the future of aviation as a venture-backed aerospace startup dedicated to developing a non-human pilot system. Our mission is to enable both reduced crew and uncrewed flight operations, addressing some of the most pressing challenges in the aviation industry. Supported by leading global investors, we are on a trajectory of growth that empowers our clients to harness the power of autonomy today.All of the sky, none of the limits!Who You Are:Are you an innovative and skilled mechanical engineer with a deep passion for advancing aviation technology? Do you thrive in a dynamic environment and believe in the power of agile and robust development methodologies? Are you eager to take ownership of critical components in new product development? If you answered yes, then you could be the perfect addition to our Mechanical Engineering team at Merlin Labs.

Mission Summary:We are looking for a highly skilled and innovative Principal Engineer to take the helm as Tech Lead Manager for our newly established Machine Learning (ML) Acceleration team. This critical position will spearhead the strategy, development, and implementation of initiatives designed to dramatically enhance the training speed of ML models. Our ultimate aim is to significantly shorten the development cycle for new ML models and facilitate rapid hot-patching for challenges encountered in our autonomous vehicle services.As a hands-on leader, you will merge extensive technical knowledge in ML systems and performance optimization with exceptional leadership and management capabilities. You will be responsible for recruiting, mentoring, and nurturing a high-performing team of engineers, while cultivating a culture of innovation, teamwork, and ongoing enhancement.Key Responsibilities:Team Leadership & Management:Establish, direct, and oversee a top-performing team of ML and infrastructure engineers dedicated to acceleration initiatives.Provide technical direction, mentorship, and professional growth opportunities for team members.Encourage a collaborative and inclusive team atmosphere.Set team objectives, priorities, and operational roadmap in alignment with organizational goals.Technical Strategy & Execution:Articulate the technical vision and strategy for ML acceleration throughout the organization.Identify and assess state-of-the-art technologies and methodologies for expediting ML training, including data pipeline optimization, large-scale distributed training, data loader optimization, hardware acceleration, and model optimization techniques.Design, develop, and implement scalable and efficient ML acceleration solutions.Cross-functional Collaboration:Work closely with ML research, ML training platforms, and product teams to comprehend their requirements and seamlessly integrate acceleration solutions.Effectively communicate complex technical concepts and strategies to both technical and non-technical audiences.Serve as a technical expert and advocate for ML acceleration projects across the organization.Impact & Measurement:Regularly assess and report on the effectiveness of acceleration initiatives.Continuously pursue opportunities for further optimization and innovation.

Whoop, Inc. is seeking a Senior Hardware Compliance Engineer based in Boston, MA. This role focuses on ensuring that hardware products meet all relevant compliance and regulatory standards. The position plays a key part in upholding quality and safety across the company’s devices. Role overview The Senior Hardware Compliance Engineer will work closely with product and engineering teams to confirm that each hardware release aligns with required regulations. Attention to detail and a strong understanding of compliance processes are essential for success in this position. What you will do Oversee compliance and regulatory requirements for hardware products Support efforts to maintain high standards of quality and safety Contribute expertise to help guide product teams through certification processes Requirements Experience with hardware compliance and regulatory standards Strong commitment to quality and safety in product development