Staff Engineer, Datacenter Server Lifecycle

As a Senior Staff Software Engineer specializing in Model LifeCycle at Crusoe, you will play a vital role in shaping the future of software solutions that optimize and enhance our innovative operations. You will lead complex projects, mentor junior engineers, and collaborate with cross-functional teams to deliver high-impact results.

About Our Team:At OpenAI, we are on a mission to create the most sophisticated AI infrastructure ecosystem, collaborating closely with our capital partners. The industrial compute team plays a pivotal role in shaping our core infrastructure strategy and actualizing this vision. This team is integral to site selection and the buildout process, operating at the crossroads of commercial, technical, strategic, and operational domains, while engaging with teams and executives both within and outside of OpenAI.About the Role:We are looking for a dynamic Strategic Sourcing Manager who is prepared to tackle global-scale challenges with numerous stakeholders and significant commercial implications. If you are passionate about structuring transformative deals and influencing the future of infrastructure on a global scale, we invite you to join us.The Industrial Compute team, which supports Stargate, OpenAI's ambitious next-generation supercomputing platform, is seeking an experienced sourcing professional to spearhead our infrastructure procurement initiatives at the forefront of AI technology.In this role, you will take charge of the complete sourcing strategy and execution for datacenter network hardware. You will collaborate closely with engineering and business teams to guarantee hardware availability, foster new vendor relationships, and negotiate intricate commercial agreements. This position goes beyond traditional sourcing; it is foundational work essential for constructing the world's most advanced supercomputer.Your responsibilities will include shaping supplier engagement, defining commercial terms, and ensuring vendor accountability, all while being central to OpenAI’s infrastructure strategy. The outcomes of your work will directly influence our capability to scale efficiently, securely, and promptly.Key Responsibilities:Develop and implement strategic roadmaps for the next generation of network infrastructure, including long-haul fiber, in-building networking, and optical transport solutions, in close collaboration with engineering teams.Stay abreast of industry trends and utilize insights to inform future-focused, category-specific sourcing strategies.Initiate, negotiate, and manage contracts for vital datacenter components, including but not limited to network switches, routers, DWDM/RLS transport solutions, optics, cabling, and rack hardware.Identify risks and ensure hardware availability across a diverse portfolio of backbone and networking components.Collaborate cross-functionally with engineering, operations, legal, and finance teams to align sourcing strategies with overarching project and organizational objectives.

Join Lyft as a Software Engineer specializing in server-side development. In this role, you will work on building scalable and efficient backend systems to enhance our ride-sharing platform. Collaborate with cross-functional teams to deliver innovative solutions that improve user experience and optimize operational efficiency. Your expertise in software development will help us meet the growing demands of our users.

About StravaStrava is the premier app for active individuals, boasting a community of over 180 million athletes across more than 185 countries. It's not just about tracking workouts; it's a platform where users can collaborate, share progress, and celebrate achievements. Whether you're into running, cycling, or any sport, Strava provides the tools you need to find your community, achieve your goals, and maximize your efforts. Embark on your journey with Strava today.Our core mission is to inspire individuals to lead their most active lives. We believe that movement fosters connection and propels people forward.Strava is seeking a Server Engineer to join our newly established Comms and Experimentation Platform team within our Horizontal Engineering division. This is an exciting opportunity to be a foundational team member, collaborating with senior engineers to develop scalable platform capabilities that enhance how Strava engages with its athletes.This position is based in our San Francisco office and follows a hybrid work model, promoting in-person collaboration at least three days a week while providing flexibility for remote work.

Role overview Benchling seeks a Full Stack Software Engineer to join the Enterprise Lifecycle team in San Francisco, CA. This position centers on building and maintaining software applications that advance work in the life sciences. Collaboration with cross-functional teams is a key part of the role, ensuring software solutions meet the needs of scientific and enterprise users. What you will do Develop and maintain features across both front-end and back-end systems Partner with product managers, designers, and engineers to translate complex requirements into working software Contribute to user experiences that enable scientific research and enterprise operations Requirements Background in both front-end and back-end development Strong collaboration skills with multidisciplinary teams Interest in building software tools for the life sciences sector

Employee Applicant Privacy NoticeWho We Are:Join us in shaping a brighter financial future.At SoFi, we are transforming the personal finance landscape and empowering our members to achieve their financial goals through innovative, mobile-first technology. As a next-generation financial services company and national bank, we are at the forefront of an unprecedented industry transformation. Our core values guide us daily, and we take pride in the meaningful impact we have on our members' lives. Invest in yourself, your career, and the financial world with us.The Role:We are seeking a seasoned Senior Staff Software Engineer to join our Builder Tools engineering team. This role involves enabling SoFi engineers to effectively address challenges by influencing the architecture and direction of our next-gen AI-powered Software Development Lifecycle (SDLC). You will enhance developer experience through AI-enabled workflows, tooling, and practices, while leading and tackling intricate problems in a dynamic, collaborative environment. The ideal candidate will be a mentor, a technical leader, and a team player, hands-on in driving solutions from architecture through to implementation with a strong sense of ownership and commitment to delivery.What You’ll Do:Technical Leadership: Provide guidance on technical architecture and design, implementation, delivery, and operations of AI-enabled tools across the SDLC including planning, coding, testing, building, deploying, observing, and remediating.Innovate: Collaborate with cross-functional teams to foster innovation in developer tooling and advancements, including AI-assisted productivity flows.Exemplary Practitioner: Serve as a subject matter expert in one or more developer tooling domains, ensuring operational excellence.Mentor: Work closely with team engineers, providing mentorship and domain expertise to bolster the team's overall technical capabilities.

Join Strava as a Senior Server Engineer in Our Identity Platform TeamAt Strava, we empower over 180 million athletes in more than 185 countries to track their activities and achieve their fitness goals. Our app is more than just a workout tracker; it’s a vibrant community where individuals can connect, share progress, and inspire one another. Whether you’re a runner, cyclist, or fitness enthusiast, Strava helps you find your crew and crush your personal bests. Embark on your journey with us today!Our mission is clear: to inspire people to lead their most active lives. We recognize the transformative power of movement in connecting individuals and propelling them forward.About This PositionWe are seeking a Senior Server Engineer to become a vital part of our Identity Engineering Team. This team is responsible for ensuring a secure and seamless experience for every athlete accessing Strava. Our identity systems go beyond mere authentication; they create a foundation of trust, security, and continuity across all our applications and platforms.This role follows a flexible hybrid model, requiring you to work on-site in our San Francisco office three days a week.Key Responsibilities:Develop core capabilities for the Identity platform, focusing on authentication, authorization, token lifecycle management, session continuity, and account security.Design and implement scalable and reliable server-side services to support account creation, login processes, account recovery, multi-factor authentication (MFA), and cross-application identity management.Enhance and innovate modern identity protocols by integrating standards such as OAuth 2.0, OpenID Connect (OIDC), WebAuthn, biometrics, and secure token exchange.Refine identity flows across our iOS, Android, and web platforms to ensure a frictionless user experience without compromising security.Collaborate with cross-functional teams, including Product, Security, Trust & Safety, Legal, and Mobile/Web Engineering, to create identity solutions that prioritize safety and privacy while supporting growth.Promote technical excellence by contributing architectural insights and shaping long-term Identity strategies.Mentor and support fellow engineers, fostering a collaborative and inclusive environment.Influence system design across teams, leveraging your expertise in identity to lead discussions on security, performance, and scalability.

Mercury seeks a Lifecycle Marketer to guide how customers interact with the brand at every stage. This position centers on designing and managing marketing strategies that encourage customer loyalty and help drive business growth. Key responsibilities Create and deliver lifecycle marketing campaigns using several channels Blend creative thinking with data analysis to refine and optimize campaign results Focus on building stronger customer relationships and boosting ongoing engagement Location This role can be based in San Francisco, New York, or Portland. Remote work is also available from anywhere in Canada or the United States.

At Crusoe, our mission is to propel the availability of energy and intelligence. We are developing the engine that empowers individuals to pursue ambitious projects with AI, all while upholding standards of scale, speed, and sustainability.Join us in revolutionizing the AI landscape with sustainable technology. Here, you will spearhead significant innovations, create real-world impact, and collaborate with a team that is defining the future of responsible cloud infrastructure.Position Overview:As a Staff Software Engineer on the Model LifeCycle team, you will be instrumental in developing a robust managed platform that oversees the entire application development lifecycle, specifically focusing on the integration of Machine Learning models, including Large Language Models (LLMs).Your Responsibilities:Enhance systems for large foundation models through fine-tuning (SFT, PEFT, LoRA, adapters), including multi-node orchestration, checkpointing, failure recovery, and efficient scaling.Design and sustain comprehensive training pipelines for Large Language Models.Contribute to the development of distillation and reinforcement learning pipelines (e.g., preference optimization, policy optimization, reward modeling).Create and uphold the infrastructure for agent execution.Implement features for dataset, model, and experiment management: ensuring versioning, lineage tracking, evaluation, and reproducible fine-tuning at scale.Collaboration and Impact:Collaborate closely with Principal Engineers, product teams, and platform teams to implement core abstractions and APIs.Participate in architectural decisions regarding training runtimes, scheduling, storage, and model lifecycle management.Engage actively with the open-source LLM community.This role offers considerable ownership — you will be pivotal in designing and implementing core systems.

Ironclad stands as the premier AI contracting platform that revolutionizes agreements into tangible assets. Our platform accelerates contract processing, delivers instant insights, and enhances operational efficiency—all while keeping you in control. Whether facilitating purchases or sales, Ironclad integrates the entire workflow on a single smart platform, equipping leaders with the foresight necessary to stay ahead of the competition. Organizations like OpenAI, the World Health Organization, and the Associated Press rely on Ironclad to expedite their operational goals.Recognized consistently as an industry leader, Ironclad has been named a Leader in the Forrester Wave and Gartner Magic Quadrant for Contract Lifecycle Management, received accolades as a Fortune Great Place to Work, and featured among Fast Company’s Most Innovative Workplaces. We are honored to be included in Forbes’ AI 50 and Business Insider’s list of Companies to Bet Your Career On. Our growth is supported by top-tier investors such as Accel, Y Combinator, Sequoia, BOND, and Franklin Templeton. For more information, visit www.ironcladapp.com or follow us on LinkedIn.The Lifecycle Legal Engineer (LLE) occupies a pivotal, customer-focused role dedicated to ensuring that clients achieve significant adoption and tangible value following the initial implementation of our product. In this capacity, you will serve as a strategic technical partner, guiding customers from their initial activation to advanced levels of product maturity.

Join wordware.ai as a Staff Engineer where you will play a pivotal role in shaping the future of our innovative software solutions. We are looking for a talented engineer who thrives in a collaborative environment, is passionate about technology, and is eager to tackle complex challenges. Your expertise will help drive our product development and enhance the user experience for our clients.

About Strava Strava brings together a global community of over 180 million athletes across more than 185 countries. The platform goes beyond tracking workouts, it's a place where people support each other in building habits, achieving goals, and celebrating milestones. Strava welcomes anyone passionate about movement, whether cycling, running, swimming, or another sport. Learn more about Strava subscriptions. The company’s mission is to inspire people to live their most active lives, believing that movement connects and motivates individuals everywhere. Role Overview: Senior Server Engineer II, Subscriptions This position sits within the Subscriptions Team, which focuses on the systems behind Strava’s web and mobile payments and subscription experience. The team manages backend infrastructure, supports lifecycle experiments to grow the subscriber base, and collaborates closely with both finance and marketing. Their work enables other engineers to deliver a strong experience for subscribers. This is a hybrid role based in San Francisco. On-site presence is required three days per week. What You Will Do Design, build, and maintain backend services for Strava’s subscription and payments platform, working with technologies such as Ruby, Java, Scala, Python, Go, MySQL, Redis, Cassandra, Kafka, Kubernetes, and Docker. Develop and optimize APIs that connect with client applications, improving the subscription and payment journey for athletes. Work closely with product managers, designers, and client-side engineers to ensure technical solutions meet business needs. Help shape the technical direction of payments and subscriptions in partnership with the Engineering Manager. Mentor engineers on the team, encouraging a culture of learning and technical growth. Ensure reliability, scalability, and performance of services, while balancing technical debt with new feature development. What We’re Looking For More than 7 years of professional software development experience. Proficiency in several programming languages, including Ruby, Java, Scala, Python, and Go. Hands-on experience with databases such as MySQL, Redis, Cassandra, and with message brokers like Kafka. Solid understanding of container orchestration and deployment tools, including Kubernetes and Docker. Strong team collaboration skills and a track record of working effectively with others. Experience mentoring junior engineers and leading technical discussions.

About StravaStrava is the ultimate app for individuals who embrace an active lifestyle. With a vibrant community of over 180 million athletes spanning more than 185 countries, Strava transcends mere workout tracking—it's a platform where individuals collaborate to achieve their goals, develop new habits, and surpass personal milestones. Regardless of your chosen sport or tracking method, Strava is here to support you. Join us and start crushing your goals today by beginning your journey with Strava.Our mission is straightforward: to inspire individuals to lead their most active lives. We firmly believe in the transformative power of movement to connect and propel people forward.About This RoleAs a key member of the Foundation engineering team at Strava, you will play a crucial role in ensuring the reliability and security of the infrastructure that supports millions of athletes on their journeys. You will develop the tools, frameworks, and platforms that are essential to delivering valuable features to our users.In your role as a Senior Engineer on the Foundation team, you will have the opportunity to enhance Strava's core platform. You will empower teams to innovate swiftly and confidently by enhancing the developer experience, creating tools, collaborating with teams, and ensuring that features are delivered safely and efficiently.We embrace a flexible hybrid work model, which means you will spend over half of your time on-site at our San Francisco office—three days a week.

Join Change.org as the Director of Lifecycle MarketingAt Change.org, we empower millions to take action and create the change they desire. We are seeking a Director of Lifecycle Marketing to transform fleeting moments of action into enduring relationships through compelling storytelling, strategic lifecycle marketing, and a profoundly human-centric email experience across 13 global markets.This pivotal leadership role reports directly to the CMO, granting you complete authority over our email channel and a long-term objective to innovate our lifecycle marketing across email, push notifications, SMS, and more. You will assemble a highly skilled Lifecycle Marketing (LCM) team and collaborate across brand, product, data, and engineering to craft experiences that resonate with our users.As a public benefit corporation and the world's largest platform for social change, we are at an exciting juncture of transformation.Our core petition platform, utilized by over 100 million individuals each year, is rapidly evolving. We are reconstructing it with AI tools to empower anyone to become an impactful civic leader on the issues they care about.We are preparing to launch a new platform aimed at identifying the common issues that resonate with over 80% of the population, both locally and nationally, to mobilize millions to advocate for these shared solutions.To successfully develop and promote these civic initiatives that uphold democracy in the AI age, we need to engage our users with inspiring and personalized content.Key Outcomes:As the Director of Lifecycle Marketing, you will establish the vision, strategy, and operational excellence for Change.org's global lifecycle program.In the first 6 to 12 months, you will:Build and lead a high-performing Lifecycle Marketing team, including two direct reports focused on brand-led LCM and three indirect partners in Product Development (LCM Product Manager, Developer, Designer).Align senior leadership on a clear email vision and a 12-month strategy that directly supports Change.org's mission.

Join Quizlet as the Head of Lifecycle Marketing, where you will lead innovative marketing strategies that engage users at every stage of their journey. You will be responsible for analyzing user data, optimizing marketing funnels, and developing personalized campaigns that drive retention and growth. Collaborate with cross-functional teams to enhance our user experience and ensure that our marketing efforts align with overall company goals.

About VSCO VSCO (pronounced vis–co) is a vibrant platform that empowers photographers with the essential tools, community, and exposure necessary for both creative and professional growth. We foster an authentic creative ecosystem catering to photographers at every level, providing a platform for inspiration, opportunity, and connection. Our mission is to support photographers in achieving their ambitions, allowing them to forge meaningful connections with other creatives and businesses through our comprehensive suite of creative tools available on mobile and desktop. We seek passionate individuals who are proactive in advancing our mission. At VSCO, every employee has the chance to make a significant impact, and we believe that collaborative efforts yield far stronger results than working in isolation. Our core values are essential to our team culture and guide our hiring process. To learn more about what to expect while working at VSCO, please visit our Careers Page. About The Role We are in search of a Lifecycle Marketing Lead to define, implement, and oversee lifecycle marketing initiatives designed to enhance engagement, retention, and value throughout the creator's journey. Reporting to the Director of Growth Marketing, you will be responsible for developing a comprehensive lifecycle marketing strategy that connects VSCO’s various products (including VSCO Capture, VSCO Photo Editor, and VSCO Workspace), guiding creators from photography enthusiasts to professionals. This role encompasses strategic planning, hands-on execution, and collaboration with agency partners. You will work closely with Product, Creative, UX Design, and Growth teams to create seamless experiences that educate, inspire, and engage our global photography community. The Day to Day Develop and implement VSCO’s lifecycle strategy across email, in-app interfaces, and other owned channels. Manage end-to-end lifecycle campaigns involving planning, segmentation, copywriting, quality assurance, deployment, and performance analysis. Maintain lifecycle content calendars and evergreen nurture campaigns across VSCO’s product landscape, ensuring timely and targeted communication throughout the customer journey. Utilize insights, data, and experimentation to continually refine messaging, enhance engagement, and boost conversion and retention metrics. Contribute to the creation of documentation, frameworks, and best practices to elevate lifecycle marketing standards.

Join Chime as a Designer II in Lifecycle Marketing, where you'll play a vital role in crafting engaging and effective user experiences. As part of our dynamic team, you will leverage your design expertise to enhance customer interactions and drive brand loyalty.

Are you an experienced marketing professional with a passion for driving customer engagement and retention? Plaud is seeking a Lifecycle Marketing Lead to join our innovative team in San Francisco. In this pivotal role, you will be responsible for developing and executing comprehensive lifecycle marketing strategies that enhance customer experiences and maximize retention.You will collaborate closely with cross-functional teams to design targeted campaigns, leverage data analytics, and optimize customer journeys. Your expertise in customer segmentation and personalization will be crucial as we strive to create meaningful interactions at every touchpoint.

As a Lifecycle Marketing Manager at Upgrade, you will play a pivotal role in enhancing our customer engagement strategies through innovative marketing initiatives. You will be responsible for developing and executing comprehensive lifecycle marketing campaigns across multiple channels to drive customer retention and growth. This position requires a blend of creativity and analytical skills, as you will analyze customer behavior data to optimize our marketing strategies and improve overall customer experience.Join us in revolutionizing the way consumers manage their finances with cutting-edge technology and personalized service.