Site Reliability EngineerLocation: San Francisco, CA (5 Days In-Office)As a Site Reliability Engineer at Latent, you will be the backbone of our infrastructure, ensuring the exceptional stability and performance of our cutting-edge clinical AI platform that serves major health systems. Your role is pivotal in enhancing operational excellence, directly impacting patient access to critical treatments.What Makes a Great Engineer at LatentWe seek individuals who are not just technically skilled but also passionate about ownership and high standards. You will thrive in our dynamic, in-office culture where teamwork and a winning mentality are key.Tool Proficiency: You are highly adept with your tools, fluent in command line operations, and skilled in keyboard shortcuts.Ownership: You take pride in managing complex systems and have a successful history of scaling mission-critical deployments.Automation Drive: You have a passion for automation, consistently seeking innovative methods to enhance efficiency and establish operational excellence.Problem Solver: You proactively address challenges, stepping in to resolve issues without waiting for others.Your ResponsibilitiesAs our SRE, you will take full ownership of the production environment and enhance the developer experience:Infrastructure Ownership: Design, implement, and maintain a robust production environment, having experience with over 500 machine deployments.Kubernetes Mastery: Utilize your expertise in Kubernetes and Helm to manage our containerized infrastructure, ensuring optimal deployment, scalability, and operational health.CI/CD & Deployment Optimization: Streamline the deployment pipelines for TypeScript and Python/ML, supporting rapid feature releases while upholding top-notch reliability.DevX Support: Enhance developer workflows by supporting Developer Experience (DevX) initiatives to improve tool proficiency and CI/CD systems.Infrastructure as Code (IaC): Manage infrastructure definitions using Terraform.

Join latent as a Product Manager and play a pivotal role in shaping our innovative product offerings. You will collaborate with cross-functional teams to define product vision, strategy, and roadmap while ensuring market success.In this dynamic position, you will leverage your analytical skills to gather insights, prioritize features, and drive product development from concept to launch. Your expertise will be critical in enhancing user experiences and achieving business objectives.

Drata helps organizations demonstrate their commitment to security and integrity. The platform supports companies as they build and maintain trust with users, customers, partners, and prospects. Values Built on Trust: Consistency shapes decisions and actions. Integrity: Choosing to do what is right, every time. Customer-Obsessed: Prioritizing customer needs above all else. Competitive Fire: Striving for higher standards and greater achievements. Diversity: Welcoming different perspectives to encourage creative solutions. Automation First: Pursuing efficiency by saving time and resources wherever possible. How the Team Works Drata blends high standards with a supportive environment focused on growth. Team members are encouraged to own their work, improve continuously, and deliver meaningful results. The company values quick, informed decisions that drive immediate impact, while always keeping the mission and customer needs at the center. The San Francisco-based team uses a hybrid work model. Colleagues collaborate in the office Tuesday through Thursday, focusing on alignment and innovation. Mondays and Fridays offer flexibility for deep work or personal needs. Growth and Culture Drata has expanded to over 600 professionals worldwide, recognized for a culture that values trust, speed, and continuous learning. The environment supports both personal and professional development. See the Speed: CEO Adam Markowitz discusses Drata’s rapid journey to $100M ARR in four years. Hear the Voice of the Team: Employee stories highlight collaboration and growth at Drata.

About Latent HealthAt Latent Health, we are revolutionizing healthcare with our innovative AI-driven platform. Our technology streamlines clinical workflows, alleviates administrative tasks, and enhances both operational and financial outcomes for healthcare systems through safe, explainable, and scalable applied LLM technology.We collaborate with top-tier hospital systems to improve patient outcomes efficiently, giving clinicians, care teams, and operational leaders more time to focus on what matters most — patient care.As a rapidly expanding Series B company backed by distinguished investors, we are looking for passionate individuals who thrive in dynamic environments and are committed to advancing healthcare on a large scale.About the RoleIn the position of Customer Enablement Trainer, you will be vital in empowering our customers and speeding up their journey to realizing value from our platform. Your role will involve crafting and delivering engaging training experiences that effectively translate Latent’s advanced AI tools into practical, real-world applications in clinical and operational settings.You will engage directly with clinicians, pharmacists, operational leaders, and IT teams, facilitating their seamless adoption of Latent’s technology and driving measurable success. This role is integral to our teams, working closely with Implementation, Account Management, Sales, Product, and Clinical divisions.Your ResponsibilitiesTraining Delivery & FacilitationLead live virtual and on-site training sessions tailored for clinical and operational user groups.Provide role-specific training that enhances skill proficiency and reinforces best practices.Conduct hands-on product demonstrations, Q&A sessions, and office hours.Manage the execution of go-live training to ensure customers are fully prepared for successful launches.Curriculum & Content DevelopmentDevelop engaging training materials, including presentations, quick-start guides, videos, e-learning modules, and job aids.Tailor training programs to suit clinical workflows, customer scenarios, and user roles.Collaborate with Product and Product Marketing to ensure training content aligns with product updates.Customer Readiness & AdoptionAct as a product expert on Latent’s features, workflows, and applicable use cases.Evaluate customer training requirements and suggest an optimal blend of live and asynchronous learning.Facilitate the adoption of our platform to maximize customer satisfaction and success.

Join the Mercor TeamAt Mercor, we stand at the dynamic intersection of labor markets and AI research. Collaborating with premier AI labs and enterprises, we empower the human intelligence that is crucial for AI's evolution.Our expansive talent network plays a vital role in training cutting-edge AI models, akin to the way educators impart knowledge to their students—by sharing insights, experiences, and contextual understanding that code alone cannot convey. Currently, our network of over 30,000 experts generates more than $2 million daily.We are pioneering a novel category of work where expertise fuels AI progress. Achieving this vision necessitates an ambitious, fast-paced, and deeply dedicated team. You will collaborate with researchers, operators, and AI firms that are at the forefront of transforming societal structures.Mercor is a thriving Series C company with a valuation of $10 billion. We operate five days a week in-person at our new headquarters in San Francisco.About the RoleAs a Site Reliability Engineer (SRE) at Mercor, you will take ownership of production reliability for our critical systems, working closely with our infrastructure leadership. You will play a pivotal role in establishing our SRE function and defining how Mercor manages large-scale, high-availability systems.Your ResponsibilitiesEnsure the reliability and safety of production for key shared services and customer-facing systems.Collaborate directly with infrastructure leadership to outline SRE priorities, reliability benchmarks, and the production safety roadmap.Enhance the structure of our production systems to ensure stability, resource efficiency, isolation, and observability.Advocate for and implement modern SRE methodologies (e.g., incident management, postmortems, SLIs/SLOs) across engineering teams.Work alongside engineering and applied AI teams to facilitate sustainable growth.Promote SRE best practices internally, supporting teams in a safe, scalable, and consistent production onboarding process.Who We SeekThe ideal candidate will have:Extensive experience in genuine SRE roles (not merely operations) across various positions or organizations.A deep understanding of SRE methodologies popularized by Google (e.g., error budgets, reliability vs. risk trade-offs, large-scale distributed systems).5+ years of SRE experience; ideally, 15+ years in total experience for this inaugural SRE position.A proven track record of managing systems at scale, with a strong grasp of the complexities involved.

At Superhuman, we embrace a vibrant hybrid work model that offers our team members the ideal blend of focused individual work and collaborative in-person interactions, fostering trust, innovation, and a robust team culture.About SuperhumanSuperhuman, the AI productivity platform, is on a transformative mission to unlock the superhuman potential within everyone. With the integration of Grammarly's writing assistance and innovative tools like Coda’s collaborative workspaces and Go, our proactive AI assistant, we empower over 40 million individuals and 50,000 organizations globally. Founded in 2009, we strive to eliminate busywork and enhance productivity. Discover more at superhuman.com and explore our values here.The OpportunityTo meet our ambitious goals, we are seeking a Site Reliability Engineer (SRE) to join our infrastructure team. This pivotal role focuses on developing software solutions to maintain the reliability of our back-end systems while collaborating with engineering teams to strategize our future growth. You will also engage with our production engineering teams in Europe as we transition from a “you build it, you own it” approach.At Superhuman, our engineers and researchers enjoy the autonomy to innovate and drive breakthroughs, directly impacting our product roadmap. As we rapidly scale our interfaces, algorithms, and infrastructure, the complexity of our technical challenges is growing. Learn more about our technical endeavors on our technical blog.As an SRE, your responsibilities will include:Scaling our Kubernetes-based control plane that processes billions of events each day.Enhancing our automation mechanisms to efficiently respond to workload demands.Deploying machine learning systems across various departments.

Who We AreAt Hyperbolic Labs, we are committed to democratizing AI by removing barriers to computing power with our Open-Access AI Cloud. By aggregating global computing resources, we provide an innovative GPU marketplace and AI inference service that ensures both affordability and accessibility. As trailblazers at the convergence of AI and open-source technology, we envision a future where AI innovation is only limited by creativity, not by resource availability. We invite forward-thinking individuals who share our dedication to making AI universally accessible, secure, and affordable. Join us in crafting a platform that empowers innovators worldwide to realize their visionary AI projects.In anticipation of our growth following our Series A funding, our team — guided by co-founders with advanced degrees in AI, Mathematics, and Computer Science — is set to transform the computing landscape.About the RoleWe are in search of a skilled Site Reliability Engineer to guarantee that Hyperbolic's GPU marketplace and AI infrastructure function with outstanding reliability, performance, and security. As an aggregator of computational resources from numerous global providers, our service level objectives (SLOs), trust, and economic efficiency are critical to our product. Your key responsibilities will include defining and maintaining service level objectives, developing resilient incident response protocols, managing capacity across our extensive GPU network, and implementing secure rollout and rollback mechanisms to ensure uninterrupted platform operation around the clock.In this influential role, you'll set the reliability benchmarks that foster customer trust in our platform, design comprehensive monitoring and alerting systems for enhanced infrastructure visibility, automate capacity management and resource allocation processes, lead incident response and post-mortem evaluations, and collaborate closely with engineering teams to bolster system resilience. Security and infrastructure hardening will be paramount, necessitating strong isolation protocols between tenants and suppliers, the implementation of effective key management systems, and the establishment of compliance frameworks. This high-impact position will directly affect our ability to deliver on our commitment to providing affordable, accessible AI compute at scale.

At Superhuman, we embrace a flexible hybrid working model that combines focused work time with in-person collaboration, fostering trust, innovation, and a vibrant team culture.About SuperhumanSuperhuman, now part of Grammarly, is an AI productivity platform dedicated to unlocking the superhuman potential in everyone. Our suite of applications integrates AI with over 1 million tools and websites, offering innovative solutions such as Grammarly's writing assistance, Coda's collaborative workspaces, Mail's inbox management, and Go, our proactive AI assistant. Since our inception in 2009, we have empowered over 40 million individuals and 50,000 organizations worldwide, enabling them to eliminate busywork and focus on what truly matters. Discover more at superhuman.com and explore our values here.The OpportunityIn pursuit of our ambitious goals, we are seeking a Site Reliability Engineer to enhance our infrastructure team. This pivotal role involves building software that ensures the reliability of our back-end systems while collaborating closely with our engineering teams. You will also help plan for our future growth as we shift from a “you build it, you own it” model.Our engineers and researchers enjoy the freedom to innovate and influence our product roadmap, tackling increasingly complex technical challenges as we scale our systems. Learn more about our technical endeavors on our technical blog.As a Site Reliability Engineer, your responsibilities will include:Scaling our Kubernetes-based control plane, processing billions of events daily.Enhancing our automation mechanisms in response to workload demands.Deploying machine learning systems across the organization.

Frontend Software EngineerLocation: San Francisco, CAJoin us at Latent as we pioneer the future of AI-driven clinical systems, transcending the outdated Electronic Health Record (EHR) framework. Your innovative designs will empower healthcare providers and patients to intuitively access vital information, thereby enhancing treatment efficiency and overall patient care.Ideal Candidate ProfileWe seek a Frontend Engineer who is passionate about transforming complex backend and AI functionalities into clear and impactful user experiences. You will thrive in our dynamic, collaborative office environment and possess a keen desire to understand the intricate technical and healthcare landscapes that underpin our solutions.High Standards: You maintain exemplary standards for code quality and user experience.Domain Curiosity: You are eager to learn about new technologies and the complex healthcare regulations we navigate (e.g., Prior Authorizations).Bias for Action: You proactively tackle challenges and take initiative to solve problems without waiting for direction.Tool Proficiency: You are highly skilled with your tools, adept at using the command line and keyboard shortcuts.Key ResponsibilitiesAs a Frontend Engineer, you will be responsible for the user interface and frontend architecture of our primary product:UX Architecture: Design a robust and adaptable React ecosystem tailored for complex, mission-critical healthcare applications and user-centric AI tools.Intuitive Design: Create high-level UI/UX solutions that enable providers and operational teams to seamlessly access clinical data and AI-generated insights for workflows such as Prior Authorizations and Appeals.Frontline Impact: Develop interfaces that are essential for Patient Interaction workflows, ensuring clarity and efficiency in design.Collaboration: Collaborate closely with Full Stack and Backend Engineers to define interfaces and APIs that facilitate rapid product development and iteration.

Role overview The Senior Site Reliability Engineer at prosper plays a key role in maintaining and improving the reliability and performance of the company’s core systems. Collaboration with teams across the organization is essential to ensure services remain stable and efficient. What you will do Design and set up monitoring tools to track the health and performance of systems Automate routine operational tasks to minimize manual intervention and boost efficiency Diagnose and resolve complex technical problems that impact infrastructure or services Support projects aimed at strengthening infrastructure stability and preparing for future growth Location This role is located in San Francisco, CA.

Join Our Team as a Site Reliability EngineerBlaxel is seeking a highly skilled Site Reliability Engineer to enhance the reliability, performance, and scalability of our cutting-edge AI infrastructure platform.In this role, you will develop and manage the essential systems that support scalable agentic AI. Your primary goal: maintain our ultra-low-latency, stateful, serverless compute engine, ensuring it remains robust as we handle billions of agent requests from the world's most advanced AI teams.This position is deeply technical and execution-oriented. You will take charge of our reliability framework, encompassing observability, performance optimization, incident management, infrastructure health, and the automation processes that ensure seamless operations. We are looking for innovators who can design new reliability systems, advance automation capabilities, and continuously adapt the platform to accommodate next-generation AI workloads. If you are a builder who excels in managing critical infrastructure at scale, we want to hear from you.Your ResponsibilitiesWorking closely with our founders, infrastructure team, and development team—leveraging AI for maximum efficiency—you will architect and manage the systems that keep Blaxel fast, resilient, and secure.Design, operate, and iteratively enhance the core infrastructure that drives our 25ms cold-start compute engine.Develop and refine our observability stack (metrics, traces, logs), ensuring proactive issue detection.Establish, monitor, and drive SLOs/SLIs across vital system components to ensure world-class reliability.Lead incident response with precision: conduct root cause analyses, post-mortems, and implement systemic solutions.Design and deploy self-healing, automated operational systems to minimize manual work and scale operations.Collaborate across compute, networking, storage, and sandboxed execution layers to optimize performance under intense workloads.Create automation tools—often utilizing AI agents—to enhance operations, debugging, capacity planning, and failure predictions.Test and stress our systems to their limits: engage in load testing, chaos engineering, and performance benchmarking.Champion security best practices at the infrastructure level, from sandboxed compute to network isolation.Collaborate with platform engineers to ensure reliability is an integral part of new features from inception.Who You AreExtensive technical expertise in site reliability engineering, with a passion for building scalable systems.

Join Carta as a Senior Site Reliability Engineer, where you will play a pivotal role in enhancing our infrastructure and ensuring the reliability of our platforms. You will work collaboratively with cross-functional teams to implement innovative solutions that drive operational excellence and scalability.

Join Our Team at EngFlowEngFlow is revolutionizing the software development process by enabling developers to save valuable time in their build and test cycles. Our innovative cloud-based distributed service optimizes workflows through advanced remote execution and caching, significantly enhancing efficiency, productivity, and product quality.Supported by esteemed investors, EngFlow is at the forefront of transforming how organizations develop software and deliver thoroughly tested products. Our solutions can accelerate builds by tenfold or more, and our observability platform provides crucial insights for ongoing optimization. Founded by leading contributors to Bazel, we create tools that empower engineering teams, from startups to Fortune 500 companies, to boost developer velocity and build performance.Discover more about our mission, culture, and team: EngFlow | Watch Our VideoWe are seeking a talented and experienced Site Reliability Engineer to join our dynamic engineering team. In this pivotal role, you will bridge the gap between software engineering and systems operations, ensuring our distributed infrastructure is highly available, performant, and scalable, thereby allowing our engineers to work swiftly and with confidence.

About Latent Health Latent Health is building personalized clinical intelligence to make healthcare more accessible and effective for everyone. The company’s mission is to ensure medical history is connected and actionable, not fragmented or reserved for a privileged few. By combining broad clinical knowledge with detailed patient histories, Latent Health aims to improve care for all populations. The team works with a diverse dataset that includes complex and chronic cases, providing deep insight into a wide spectrum of clinical scenarios. Their models are designed to answer nuanced clinical questions and offer patient-specific reasoning. Machine Learning at Latent Health The Machine Learning group integrates advanced systems directly into clinical workflows. Current projects include: Scaling verifiable reinforcement learning Mid-training and post-training foundational models Creating new objectives from longitudinal patient data Team members work in a small, agile environment, taking responsibility for major systems and seeing research through from early-stage problem definition to validated, real-world results. Role Overview: Research Scientist The Research Scientist will design and develop new modeling techniques that advance clinical intelligence. This role leads research efforts from ambiguous starting points to validated solutions, shaping how models learn from patient data and influencing the future of healthcare delivery. Location San Francisco

At Braze, we pride ourselves on our exceptional team – approachable, kind, and deeply passionate about our work.We aim to channel that passion through high standards, strong teamwork, and a commitment to work-life balance as we navigate rapid global growth while promoting equity and opportunity both within and outside our organization.To thrive in this environment, you should be ready to set high expectations for yourself and your colleagues. There are endless opportunities to contribute: exercising autonomy, embracing accountability, and welcoming diverse perspectives are crucial to our ongoing success.Our deep curiosity and eagerness to share our varied passions foster a unique vibrancy within our culture.If you're motivated to tackle exciting challenges and possess a proactive mindset in the face of change, you'll be empowered to make a significant impact here, supported by a talented and passionate team. If Braze feels like the right fit for you, we look forward to meeting you!WHAT YOU'LL DOWe are seeking a Senior Site Reliability Engineer to join our Currents team, responsible for the development, maintenance, and evolution of Currents, our scalable data export system. This system is a robust Kafka-based event pipeline that processes tens of billions of messages daily, enabling our clients to analyze user behavior in near real-time.As a key member of our highly collaborative and skilled team, you will take projects from concept to production while enhancing our existing high-scale systems. Utilizing your experience and teamwork skills, you will address significant engineering challenges associated with managing a critical data streaming system. In your role as a Senior Site Reliability Engineer, you will focus specifically on the aspects of observability, scalability, and reliability strategy across all projects.Specific responsibilities will include:Resolving live performance and reliability issues while preventing future occurrencesWriting and reviewing code, educating engineers, and fostering a culture of reliabilityImplementing sustainable incident response practices and conducting blameless postmortemsEstablishing and promoting standards for monitoring, reliability, and performanceFacilitating collaboration between infrastructure and platform engineering teamsSupporting and enhancing services with a focus on scalability and reliabilityMentoring junior engineers in SRE best practices, software development, and agile project leadership

About UnifyAt Unify, we're pioneering the first AI-driven system of action for revenue teams. Our innovative approach empowers companies to transform their outbound strategies into a leading growth engine, ensuring that go-to-market execution is observable, repeatable, and scalable. Established in 2023 by visionaries from Ramp and Scale AI, our diverse team boasts experience from industry giants such as Airbnb, Meta, Waymo, and Perplexity.Having achieved an impressive 8x revenue growth in 2024, we proudly serve esteemed clients including Perplexity, Cursor, SoFi, and Justworks. With a dynamic team that has successfully raised $58M from prominent investors like Thrive, Emergence, and OpenAI, we are at the forefront of revolutionizing the future of GTM. Come and be a part of this exciting journey!About the RoleAs a Senior Site Reliability Engineer (SRE) at Unify, you will play a pivotal role in addressing the challenges of scaling and maintaining reliability as we handle immense data volumes and support enterprise clients with stringent uptime standards. Your expertise will span the entire tech stack—optimizing databases, fortifying services, and crafting automation and observability tools to ensure Unify remains fast and dependable at scale.

Join Our Team at Air AppsAt Air Apps, we are driven by innovation and speed. Founded by a family in 2018 in Lisbon, Portugal, we are on a quest to revolutionize how individuals and entrepreneurs manage their resources through the world’s first AI-powered Personal & Entrepreneurial Resource Planner (PRP). With over 100 million downloads globally, our self-funded journey now spans across offices in Lisbon and San Francisco.We constantly challenge conventional norms, leveraging AI to develop solutions that genuinely impact lives. As part of our team, you will be a critical player in shaping impactful products that empower users around the world.Join us as we redefine resource management and make a difference in people’s lives.Your Role as a Site Reliability Engineer (SRE)As a Site Reliability Engineer at Air Apps, you will play a pivotal role in maintaining the reliability, availability, and scalability of our systems. Your work will bridge software development and operations by implementing automation, monitoring solutions, and performance optimization strategies to minimize downtime and enhance system resilience.

About Plaud Inc.Plaud is revolutionizing the way professionals enhance productivity and performance with our trusted AI work companion. Our innovative note-taking solutions have gained the admiration of over 1,500,000 users globally since our inception in 2023. We are on a mission to amplify human intelligence by developing next-generation intelligence infrastructure and interfaces that seamlessly capture, extract, and leverage what you say, hear, see, and think.Based in San Francisco, Plaud Inc. is a Delaware-incorporated company that is redefining the boundaries of human-AI collaboration through a unique combination of hardware and software solutions. We adhere to the highest standards of data security and privacy protection, with certifications including ISO 27001, ISO 27701, GDPR, SOC 2, HIPAA, and EN 18031 compliance.Discover more about our innovative solutions by visiting https://www.plaud.ai and follow us on Instagram, X, Facebook, LinkedIn, and YouTube.Why You Should Join UsAt Plaud, you will play a pivotal role in shaping the future of human-AI interaction. Here’s what we offer:A thriving, bootstrapped company with a remarkable $250M revenue run rate achieved in just three years.An opportunity to define the next-generation paradigm for human-AI interaction.Direct exposure to cutting-edge AI tools for professionals and a chance to contribute to our global expansion.Collaborate with a passionate team that values innovation, teamwork, and customer success.Advance your career in a culture that promotes continuous learning and rapid career growth.

About CodeRabbitCodeRabbit is a pioneering research and development firm dedicated to creating highly efficient human-machine collaboration systems. Our mission is to develop the next generation of AI-driven code review tools, fostering a harmonious partnership between human creativity and advanced algorithms that far exceed the capabilities of individual engineers. By merging language models with human innovation, we aim to elevate the standards of efficiency and quality in software development.The RoleWe are in search of a talented Site Reliability Engineer (SRE) to become a vital part of our Platform Engineering team located in the Bay Area. In this role, you will play a crucial part in maintaining the high availability, performance, and scalability of CodeRabbit's AI-enhanced code review platform. This position lies at the nexus of software engineering and systems operations, where you will construct the foundational platforms and automation that empower our engineering teams to deploy, monitor, and scale our services with reliability.As a Site Reliability Engineer at CodeRabbit, your responsibilities will include improving the reliability of our essential services that handle millions of code reviews, developing sophisticated automation platforms, and managing the infrastructure that drives our AI analysis engine. You will engage with cutting-edge technologies such as large language models, real-time processing systems, and distributed architectures that function at scale.Key ResponsibilitiesInfrastructure & Platform OwnershipDesign, implement, and maintain scalable infrastructure on Google Cloud Platform to accommodate CodeRabbit's expanding user base and processing needs.Take ownership of and operate essential platform services.Develop and manage Infrastructure as Code using Terraform to guarantee consistent, reproducible, and version-controlled infrastructure deployments.Reliability & Performance EngineeringEstablish and uphold SLI/SLO frameworks for all critical services, ensuring we fulfill our reliability commitments to users.Implement comprehensive monitoring, alerting, and observability solutions utilizing Datadog and custom instrumentation.Conduct in-depth incident response, root cause analysis, and post-mortem processes to continually enhance system reliability.Optimize application and infrastructure performance to manage millions of pull request analyses with minimal latency.

Thinking Machines Lab brings together scientists, engineers, and innovators who have shaped well-known AI products like ChatGPT and Character.ai, as well as open-weight models such as Mistral. The team also contributes to open-source projects including PyTorch, OpenAI Gym, Fairseq, and Segment Anything. The company’s mission centers on advancing collaborative general intelligence, aiming to make AI accessible and adaptable to individual needs. Tinker, the company’s fine-tuning API, enables researchers and developers to customize advanced AI models using their own data and algorithms. Thinking Machines manages the infrastructure, giving users the flexibility to train open-weight models while focusing on their unique requirements. As Tinker expands, the platform continues to evolve alongside its growing community. Role overview The Site Reliability Engineer will focus on improving the reliability and resilience of the Tinker platform. This role involves close collaboration with platform engineers and research teams to strengthen every layer of the system, from infrastructure to user-facing services. What you will do Define and take ownership of end-to-end reliability, including CI/CD workflows, production observability, and incident response processes. Set Service Level Objectives for distributed training systems, balancing reliability, scheduling latency, and development speed. Design and implement monitoring and observability across the training pipeline. Manage incident response for Tinker, ensuring prompt recovery, thorough incident analysis, and systematic improvements to prevent recurrence. Enhance multi-tenant isolation and resource scheduling to support LoRA-based workload co-scheduling, maintaining both reliability and data separation. Collaborate with security teams to identify and address production vulnerabilities. This position is based in San Francisco.