Staff Tech Lead, Mechanical Engineering

Join Whoop as a Staff Tech Lead in Mechanical Engineering, where your innovative spirit will drive the development of cutting-edge technology in the fitness and health industry. You will lead a team of engineers, ensuring the creation of high-quality mechanical systems that enhance our products and user experience. Your expertise will be crucial in shaping our engineering practices and fostering a culture of excellence.

Join Whoop as a Tech Lead in Mechanical Engineering, focusing on our innovative apparel and accessories. In this pivotal role, you will drive engineering excellence and lead a talented team to deliver state-of-the-art products that enhance performance and comfort. Collaborate closely with cross-functional teams to ensure the integration of cutting-edge technology and design in our offerings.

At WHOOP, we are committed to unlocking human performance and extending health span. As a key member of our Mechanical Engineering NPI team, you will play a pivotal role in shaping the future of wearable technology by developing cutting-edge, high-performance products that seamlessly integrate into users’ lives.We operate with urgency at WHOOP because our mission demands it. We design products for individuals who push their limits—and we hold ourselves to the same high standards. We expect our engineers to delve deeply into technical challenges, collaborate tirelessly, and take pride in their execution. The pace is fast, expectations are high, and the work is profoundly meaningful. This is not a position where you merely follow a blueprint. If you thrive on complex challenges, cross-functional teamwork, and the opportunity to deliver hardware at scale, this role will challenge and reward you.WHOOP is in search of a Tech Lead, Mechanical Engineering to spearhead the development of next-generation wearable platforms. This player-coach role entails leading a talented team of mechanical engineers while also actively contributing to product design and technical development.You will oversee the team responsible for designing and launching new WHOOP hardware lines, establishing strong engineering standards, managing technical risks, and ensuring high-quality execution from concept through production. This position requires robust systems thinking and experience in designing products that harmoniously combine compact packaging, precision mechanical interfaces, environmental robustness, and seamless integration with advanced electronic subsystems. You will collaborate cross-functionally with Industrial Design, Electrical Engineering, Product Management, Operations, and external manufacturing partners to bring innovative wearable products to market.This role is perfect for an experienced engineer who excels at the intersection of technical leadership, system architecture, product development, and team mentorship.

Join WHOOP as a Staff Technical Lead in Electrical Engineering, where you will spearhead initiatives that enhance our hardware platform. In this leadership role, you will guide a talented team of engineers committed to improving the performance, quality, and cost-effectiveness of WHOOP products on a large scale. Your expertise will be crucial in connecting engineering and manufacturing, ensuring our electrical designs evolve to meet high-volume production needs, while contributing to WHOOP's vision of unlocking human potential.

Product Engineer, Tech LeadLocation: Boston, MA (Hybrid — 2 days per week in office)About UsClasp is a venture-backed, mission-driven startup dedicated to transforming access to education and career opportunities. Our goal is to revolutionize how employers attract and retain vital talent while addressing the student debt crisis. We pride ourselves on being more than just a fintech; we are a catalyst for economic mobility, connecting employers, educational institutions, and diverse talent through accessible education financing.As a proud member of the Forbes Fintech 50 and a portfolio company of SHRM (the largest HR organization), we have also been honored as the “Startup of the Year” by StartUp Boston. Our commitment to social impact and innovation drives us to reshape the future of the workforce, giving power to learners and creating fulfilling careers that foster positive change in communities.The Role – Product Engineer, Tech LeadWe are looking for a Tech Lead to collaborate with our technical leadership team in scaling our product to support tens of thousands more students and partner with numerous alternative education providers, facilitating the financing of hundreds of millions of dollars in loans and other financial products. The ideal candidate excels at breaking down complex problems, is proficient in Javascript/Typescript, and has a strong opinion on UX & APIs. Additionally, they are passionate about mentoring their peers and instilling best practices within the team.At Clasp, we embrace a DevOps culture where engineers have full ownership of their code and the infrastructure it runs on. Candidates should be excited about making significant contributions to the architecture that drives our product roadmap and business, while achieving substantial personal growth along the way!Key ResponsibilitiesArchitect, build, and maintain a robust application management and loan repayment platform, ensuring scalability, performance, and maintainability across front-end and back-end systems.Utilize full-stack engineering skills to collaborate with the team and create a polished and accessible end-user experience that delights tens of thousands of students and program administrators, while developing top-tier APIs on reliable infrastructure for our partners.Drive the technical vision and roadmap for our product, ensuring alignment with business goals and user needs.

Join our dynamic team as a Senior Staff Engineer specializing as a Salesforce Technical Lead. In this pivotal role, you will spearhead innovative Salesforce solutions, guiding projects from conception through implementation. Your expertise will drive technical excellence and enhance our product offerings, ensuring a seamless user experience for our clients.

Join maximustribe as a Lead Software Engineer / Tech Lead Manager, focusing on growth initiatives in a fully remote capacity. We are looking for an innovative leader with a passion for technology and a proven track record in software development. You will be responsible for guiding a team of talented engineers, driving projects from conception to completion, and implementing best practices in coding, design, and architecture.

At WHOOP, we are dedicated to revolutionizing human performance and extending healthspan. Our innovative technology empowers individuals to achieve peak performance by offering profound insights into their physiology and daily routines.We are seeking a Senior Mechanical Engineer specializing in New Product Introduction (NPI) to spearhead the design, validation, and execution of our next-generation biometric wearable devices. The ideal candidate is a proactive, detail-oriented engineer with exceptional problem-solving capabilities and a passion for mechanical design. You will excel in a dynamic, results-oriented environment and will be responsible for delivering innovative mechanical design solutions utilizing sound technical judgment. This role includes mentoring junior engineers and collaborating with cross-functional teams, including Electrical Engineering, Embedded Engineering, Manufacturing, Product, and Program Management. You will also engage with our global suppliers and contract manufacturers to oversee engineering validation builds, ensuring high-quality outputs, effective engineering risk management, clear upward and external technical communication, and a steadfast commitment to product excellence. At WHOOP, we operate with a sense of urgency, as our mission requires it. Our products are designed for individuals who strive to exceed their limits, and we hold ourselves to the same high standards. If you are inspired by complex challenges, thrive in collaborative environments, and are eager to deliver hardware at scale, this position is tailored for you.

The Machine Learning (ML) Data Services team is on the lookout for a passionate and seasoned Staff Technical Lead Manager (TLM) to spearhead the evolution and operation of our essential machine learning data infrastructure. This pivotal position requires a unique fusion of in-depth technical knowledge in machine learning systems, extensive data processing, and a proven track record in leadership to effectively manage both individual contributors and set technical direction. The ML Data Services team plays a vital role in ensuring the provision of reliable, high-quality, and easily accessible data for all machine learning applications. As custodians of the 'Data Engineering' phase of the ML lifecycle, we handle the most crucial input for any ML system: the data itself. Our infrastructure supports hundreds of data pipelines and processes petabytes of data, directly facilitating the success of our flagship products. Key Responsibilities: Technical Leadership and Strategic Direction Develop and execute the technical roadmap and long-term strategy for the ML Data Services platform, ensuring alignment with the growing needs of ML engineers across the organization. Act as the leading technical authority for the team, designing complex, highly scalable, and fault-tolerant systems for data ingestion, transformation, and serving. Guide the technical vision for sourcing diverse training data, encompassing real-world drive logs, resimulation outputs, auto-labeling pipelines, and human labeling efforts. Oversee the implementation of robust mechanisms for monitoring data quality, tracking data lineage, and ensuring comprehensive data governance and compliance. Provide hands-on technical mentorship, design reviews, and guidance to engineers, promoting best practices, high code quality, and operational excellence. Management and Team Development Lead a team of software engineers, conducting performance reviews, facilitating career development, and providing coaching and mentoring. Balance a hybrid role as a technical leader-manager, dedicating 50% of efforts to management and 50% to technical leadership, architecture, and hands-on coding/design. Drive recruitment efforts to attract, onboard, and retain exceptional engineering talent, fostering a diverse and inclusive team culture. Promote engineering excellence, operational rigor, and a strong sense of ownership within the team. Collaboration and Execution Work closely with ML model and Infrastructure teams to understand data requirements and deliver solutions that expedite ML development cycles. Lead the execution of major projects, ensuring timely delivery and alignment with business objectives. Effectively communicate complex technical concepts to a variety of stakeholders.

Lead Senior Mechanical EngineerAbout the RoleJoin Parallel Fluidics as we revolutionize the infrastructure for the next generation of life science tools. We are on the lookout for a dynamic and driven Lead Senior Mechanical Engineer to spearhead the development of advanced life science instruments focused on microfluidic applications. This position demands a strong background in electromechanical system design, pressure and flow control systems, and sealing interface design. You will thrive in a fast-paced startup environment, collaborating with multidisciplinary teams to create innovative solutions in the field of microfluidic technology.Key ResponsibilitiesDesign and Engineering:Innovate and develop concepts for next-generation instrument architecture.Lead the mechanical engineering initiatives for systems and components, including:Moving mechanical assembliesSealing interfacesPressure control systemsIntegration of electronicsAutomation integrationProject Management:Collaborate with leadership to develop and refine comprehensive product requirements.Supervise external consultants across relevant disciplines.Formulate precise product development timelines.Provide consistent progress updates to leadership.Prototyping and Testing:Create and refine prototypes to validate designs and enhance functionality.Design and implement verification tests ensuring systems meet specified requirements.Analyze performance data to drive design improvements.Scale-Up:Manage the transition of designs from prototyping to scalable manufacturing.Ensure compliance with all necessary regulatory requirements.Cross-Functional Collaboration:Work collaboratively with design, software, and microfluidics teams to integrate subsystems effectively.

Speechify builds tools that turn reading materials, PDFs, books, Google Docs, news articles, and websites, into audio, making learning more accessible for over 50 million users. Our suite includes apps for iOS, Android, Mac, Chrome, and the web. Recognition includes Chrome Extension of the Year by Google and Apple’s Design Award for Inclusivity in 2025. The team is fully remote, with nearly 200 people worldwide. Members bring experience from Amazon, Microsoft, Google, Stanford, and successful startups like Stripe, Vercel, and Bolt. Roles span frontend and backend engineering, AI research, and more. Role overview Speechify’s Android app leads the Play Store in text-to-speech. The Tech Lead - Android Core Product will guide the team in delivering a seamless user experience and launching new features. This role suits someone who thinks strategically, enjoys shaping products, and thrives on responsibility. What you will do Drive technical direction and hands-on development for the Android app Collaborate with engineers, designers, and product managers to deliver features users love Champion code quality and best practices Mentor engineers and help shape a culture of ownership Influence product decisions with a focus on impact and user experience What helps you succeed here Strong technical skills in Android development Clear, effective communication Proven ability to deliver results and take initiative Comfort working in a flat, collaborative team Motivation to build products that help people learn Interview process The process includes several technical interviews, usually completed within one week. Location Boston, MA, USA (remote team)

About SunoAt Suno, we are revolutionizing the music industry by harnessing the power of cutting-edge AI technology. Our innovative platform, featuring the advanced Suno Studio, enables users from all walks of life—from shower singers to professional musicians—to unleash their creativity and share their musical journeys. Join us in our mission to inspire and connect a vibrant community of music creators and enthusiasts across the globe.About the RoleWe are seeking passionate and skilled generalist software engineers to join our dynamic team. You will collaborate directly with our founding members, playing a pivotal role in shaping the technical and design aspects of our products. This is an incredible opportunity to have a significant impact on the future of music creation.What You’ll DoDevelop and enhance Suno’s applications for music creation, exploration, and listening.Design and implement robust services capable of handling high volumes of user traffic and data.Construct systems that prioritize performance, scalability, and ease of monitoring.What You’ll NeedA minimum of 7 years of experience in backend or full-stack development is preferred.A can-do attitude with the ability to tackle challenges across various technical domains.Proficiency in distributed systems, data storage solutions, and handling production-scale workloads (Postgres, Redis, Kafka, etc.).Experience with web technologies such as React, Typescript, and NextJS is advantageous.A strong passion for creating exceptional user experiences, coupled with a commitment to rapid iteration and improvement.Previous technical leadership or management experience is a plus.An enthusiasm for music, whether listening, discovering, or creating, is highly desirable.A Bachelor’s degree or equivalent experience is required.Additional Notes: Applicants must be eligible to work in the United States.Perks & Benefits for Full-Time EmployeesEquity package in the company.401(k) plan with a 3% employer match and Roth options.Comprehensive medical, dental, and vision insurance (PPO with HSA & FSA options).Flexible work hours and remote work opportunities.

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.

Job Title: Staff Engineer – Full StackLocation: Greater Boston (Hybrid)About UsAt Synquery, we are revolutionizing the way expert insights are accessed and utilized. Our company, supported by prominent venture capital firms such as Audacious Ventures, Afore Capital, and Caesar Ventures, is creating an AI-driven expert network that swiftly connects clients with the expertise they need with unparalleled speed, accuracy, and efficiency.Our platform has been meticulously crafted for the AI era, featuring innovative tools such as AI-powered interviewing agents and AI-based expert sourcing/search functionalities.With a validated MVP and increasing market traction, we are looking to expand our team to enhance our platform and shape the future of expert insights. If you are passionate about developing AI-first products, we would love to hear from you.The RoleAs a Staff Engineer, you will be responsible for defining and implementing the fundamental systems that drive Synquery. You will engage directly with both front-end and back-end development, participate in architectural decision-making, and steer engineering efforts aligned with product objectives.You will also play a key role in establishing our technical standards, influencing hiring decisions, and mentoring your peers. This position is perfect for a seasoned engineer eager to take on diverse responsibilities—whether as a builder, architect, or leader—and to make significant contributions to a dynamic AI product.ResponsibilitiesDevelop Core Systems: Architect, implement, and maintain resilient, scalable, and secure software solutions.Architectural Contributions: Engage in technical architecture discussions to ensure our systems are scalable, maintainable, and performant.Cross-Functional Collaboration: Work closely with product, design, and machine learning teams to translate business objectives into robust features.Mentorship: Offer technical advice and mentorship to junior engineers, fostering a high-performance and collaborative culture.Innovation: Utilize emerging technologies in AI/ML and generative AI to enhance product functionalities.Cultivate Engineering Culture: As a foundational team member, influence team practices, tools, and values from the outset.

At WHOOP, our commitment is to enhance human performance and healthspan. We empower our members to achieve their best by providing them with profound insights into their health and daily activities.As the Staff Electrical Engineering Technical Lead on the WHOOP Hardware team, you will play a pivotal role in shaping the future of our wearable technology. You will be the primary electrical authority for significant, impactful hardware projects, steering the design of essential subsystems that influence how our products are worn, experienced, and expanded.This position is dynamic and hands-on, where you will have the opportunity to influence architectural decisions across various domains and lead a team focused on executing New Product Introductions (NPI) for WHOOP’s flagship wearable products. It is an excellent fit for individuals who are passionate about engineering sophisticated, compact hardware at scale and thrive within collaborative settings.

Join our dynamic team at Suno as a Staff Software Engineer specializing in Billing & Subscription systems. In this pivotal role, you will design and implement robust software solutions that enhance our billing processes and subscription management, ensuring a seamless experience for our users.We are looking for a talented engineer with a passion for innovation and a strong background in software development. You will collaborate with cross-functional teams to deliver scalable and efficient solutions.

At WHOOP, we are dedicated to enhancing human performance and extending healthspan. Our innovative platform empowers individuals to achieve peak performance by gaining profound insights into their bodies and daily routines.We are seeking a dynamic Senior Manufacturing Engineer and Technical Lead to spearhead manufacturing technical readiness for two simultaneous New Product Introduction (NPI) programs. In this pivotal role, you will take charge as the lead engineer on one program, while also cultivating a dedicated team, including a Junior Manufacturing Engineer and an in-region Process Engineer, to drive the execution of the second program. Your responsibilities will encompass developing and troubleshooting manufacturing processes, supporting production ramps, and ensuring exceptional quality and efficiency from prototype builds through to full-scale production. This will involve close collaboration with Mechanical, Electrical, Supply Chain, Quality, and factory teams.The ideal candidate will possess extensive experience in Design for Excellence (DFX), process design and validation, as well as fixture and equipment design, and will thrive in a hands-on factory environment. Reporting to the Director of Manufacturing Engineering, you will be accountable for the timely execution of NPI deliverables, ensuring adherence to program deadlines, while mentoring and cultivating your team's ability to deliver consistent and scalable manufacturing outcomes.

Speechify’s mission is to remove barriers to learning by turning reading materials into audio. Over 50 million people use our text-to-speech products to listen to PDFs, books, Google Docs, news articles, and websites. Our suite includes iOS, Android, and Mac apps, a web app, and a Chrome extension. Google named our Chrome extension Extension of the Year, and Apple selected us as App of the Day. About the team Speechify’s nearly 200 team members work from locations around the world. The group includes engineers and AI researchers with experience at Amazon, Microsoft, Google, and high-growth startups like Stripe and Vercel. Many team members have also launched their own ventures or graduated from top universities such as Stanford. Collaboration and diverse perspectives shape our work each day. Role overview The Tech Lead, Web Core Product & Chrome Extension, plays a central part in shaping Speechify’s user experience on web and browser platforms. This role calls for a strategic mindset, strong product instincts, and a drive to create user-friendly, impactful features. The right person enjoys making product decisions and thrives when building tools that help people read and learn more efficiently. How we work Flat structure: Leadership comes from technical expertise and consistently strong results, not job titles. Everyone is encouraged to take initiative and own their work. Clear communication, a strong work ethic, and a competitive drive are valued across the team. Interview process The process includes several technical assessments. Most candidates complete evaluations within one week. Location This role is based in Boston, MA, USA.

About SimpliSafe At SimpliSafe, we are a cutting-edge home security company dedicated to safeguarding the lives you've built. Our mission to keep Every Home Secure drives us, and we are equally committed to nurturing your career path. We foster a culture of collaboration and innovation, free from ego, where individuals eager for their next challenge can discover significant opportunities and make a meaningful impact on the lives of those we protect. We aim for you to not only work here but also grow and thrive. We embrace a hybrid work model, allowing our teams to balance their time between the office and home. Typically, we convene in our state-of-the-art office on two core days—usually Tuesday, Wednesday, or Thursday—collaborating in person while enjoying flexibility for the remainder of the week. This approach enables us to harness the best of both worlds to accomplish our work effectively.

About UsPiaggio Fast Forward Inc. (PFF), a Boston-based innovator established in 2015 by the renowned Piaggio Group, creators of the iconic Vespa scooter, is dedicated to pioneering technology products that facilitate seamless movement in urban environments. Our mission centers on enhancing robotic interactions within dynamically changing surroundings, embodying our commitment to sustainable mobility and social connectivity for individuals of all ages and abilities.Your RoleWe are seeking a skilled Mechanical Engineering Machinist to become a vital member of our dynamic team. In this pivotal role, you will oversee the machine and assembly shop, ensuring it remains organized, well-stocked, and maintained. Collaborating closely with our Mechanical Engineering team, you will engage in in-house part prototyping, create fixtures for the Design team, and assist the Manufacturing team with part reworks and assembly fixtures. Strong communication skills are essential, as you will primarily interact with the Mechanical Engineering team, conveying technical machining information effectively. This is an hourly position for an individual contributor role reporting to the Mechanical Engineering Manager.