Senior Systems Performance Engineer

Join Cloudflare as a Senior Edge Systems Engineer, where you will play a pivotal role in enhancing our cutting-edge edge computing solutions. Collaborate with a team of talented engineers to design, implement, and optimize systems that operate at the forefront of technology, ensuring high performance and security for our global customer base.

Fastly is looking for a Staff Engineer to join the Edge Systems Efficiency team. This role centers on enhancing the performance, scalability, and efficiency of Fastly’s edge computing platforms. The work has a direct impact on the reliability and speed of Fastly’s global infrastructure. What you will do Optimize edge systems for greater efficiency and improved performance. Collaborate with cross-functional teams to identify and resolve technical challenges. Apply technical expertise to support new solutions and drive improvements at scale. Locations Denver, CO New York City, NY San Francisco, CA

Join Our Mission at Hayden AIAt Hayden AI, we strive to leverage cutting-edge computer vision technology to revolutionize how transit systems and government agencies tackle real-world challenges.Our innovative mobile perception system is designed to enhance transit efficiency, improve street safety, and foster a sustainable future through various applications, including bus lane enforcement and transportation optimization technologies.Your RoleAs a pivotal member of the Hayden Software Engineering team, you will help develop our next-generation Automated Bus Lane Enforcement product. You will be engaged in creating, integrating, and deploying edge-based perception models.This position is centered around C++ software engineering. You will be responsible for delivering high-quality, modern C++ (C++17/20) code that operates on embedded Linux edge devices, primarily utilizing the NVIDIA Embedded Platform.Your work will involve building and optimizing real-time CV/ML pipelines on-device, incorporating CUDA/TensorRT and efficient camera/video input/output.You will collaborate closely with Product Management to translate customer requirements into effective software solutions.Being part of a startup, you will thrive in a fast-paced, dynamic environment with evolving challenges.As we expand, your contributions will help establish a robust foundation through well-designed and thoroughly tested code that can be shared across the organization.

Fastly seeks a Staff Software Engineer to focus on Edge Protocols. This position involves designing and building new solutions that enhance the edge cloud platform. The work has a direct impact on performance, scalability, and the experience of clients worldwide. Role focus This role centers on developing protocols and systems that support Fastly's edge infrastructure. Engineering decisions here shape how data moves efficiently and reliably across the platform. Impact Solutions built in this role influence the speed and reliability of Fastly's services. Engineers in this area help ensure clients around the globe receive consistent, high-quality performance. Locations Denver, CO New York City, NY San Francisco, CA

Fastly operates an edge cloud platform that processes, serves, and protects applications at the Internet’s edge, close to end users. The platform is programmable and supports agile software development. Well-known brands such as GitHub, Yelp, Paramount, and JetBlue rely on Fastly’s services. Fastly’s mission is to build a more trustworthy Internet. Key Dates Posting Open Date: April 23, 2026 Anticipated Posting Close Date: May 7, 2026 The posting may close early depending on applicant volume. Role overview The Director of Engineering - Edge Linux Networking leads Fastly’s Kernel engineering team. This group is responsible for the performance and stability of the low-latency data path through the Linux kernel and XDP, supporting all customer traffic. The team maintains Fastly’s kernel alignment with upstream releases and both uses and contributes to new Linux technologies. This role also oversees support for the hardware platform and manages the lifecycle of OCI containers and Linux Operating System Distributions. Strong leadership is essential to maintain the stability of Fastly’s Edge stack and deliver high-quality service to customers. Locations Denver, CO New York City, NY San Francisco, CA

Fastly is looking for a Staff Software Engineer to focus on Edge Applications in San Francisco, CA. This role centers on designing and building software that leverages edge computing to deliver reliable, high-performance solutions for clients. Role overview This position involves creating software that takes advantage of edge computing technologies. The goal is to support strong performance and reliability for Fastly’s customers. What you will do Design and implement solutions using edge computing technology. Develop software that meets high standards for quality and reliability. Collaborate with teams across engineering, product, and operations to build scalable applications. Integrate new features with existing systems to maintain smooth operation. Requirements Experience building software for edge computing or distributed systems. Ability to work with colleagues from different technical backgrounds. Dedication to creating efficient, maintainable, and scalable applications.

Join Cloudflare as an Engineering Manager for our Workers Runtime within the Edge Team, where you will lead a dynamic group of engineers dedicated to enhancing our edge computing capabilities. You will play a pivotal role in shaping the future of our technology while fostering an innovative and collaborative work environment. This is a unique opportunity to influence the development of products that impact millions of users globally.

CoreWeave is The Essential Cloud for AI™. Designed by innovators for innovators, CoreWeave provides a robust platform of advanced technology and exceptional teams, empowering organizations to confidently build and scale AI solutions. As a trusted partner for leading AI labs, startups, and global enterprises, CoreWeave integrates unmatched infrastructure performance with extensive technical expertise, driving innovation and transforming compute capabilities into actionable results. Since its inception in 2017, CoreWeave has rapidly advanced, becoming a publicly traded company (Nasdaq: CRWV) in March 2025. Explore more at www.coreweave.com.What You’ll Do:Description of the TeamThe IT Business Systems (GTM) team at CoreWeave is responsible for the application stack that facilitates the entire customer journey—from lead generation to quoting and cash collection. This team designs and manages systems that underpin a rapidly growing AI cloud business, collaborating closely with Revenue Operations, Marketing Operations, Finance, Billing, and Customer Experience to deliver scalable, compliant, and automated workflows.About the role:As a Senior Salesforce Engineer, you will take on a pivotal role as a hands-on technical leader, tasked with designing, building, and operating Salesforce solutions across Sales Cloud, Revenue Cloud/CPQ, and GTM integrations. You will tackle high-impact projects including post-acquisition system integrations, the implementation of a new usage-based billing platform, and enhancements within quoting, forecasting, and revenue operations. This role demands deep expertise in CPQ workflows while also overseeing broader platform architecture and integrations with finance and GTM systems. You will work cross-functionally with GTM, Finance, and IT leadership to create scalable, dependable solutions that position CoreWeave for continued success.

About Liquid AIBorn from the innovation of MIT CSAIL, Liquid AI is at the forefront of developing general-purpose AI systems that operate seamlessly across various deployment platforms, including data center accelerators and on-device hardware. Our solutions prioritize low latency, minimal memory consumption, privacy, and reliability. We collaborate with leading enterprises in sectors such as consumer electronics, automotive, life sciences, and financial services. As we experience rapid growth, we seek extraordinary talent to join our mission.The OpportunityJoin our Edge Inference team, where we transform Liquid Foundation Models into highly optimized machine code for resource-limited devices such as smartphones, laptops, Raspberry Pis, and smartwatches. As key contributors to llama.cpp, we establish the infrastructure necessary for efficient on-device AI. You will collaborate closely with our technical lead to tackle complex challenges that demand a profound understanding of machine learning architectures and hardware constraints. This role offers high ownership, allowing your code to be deployed in production environments and directly influence model performance on real devices.While San Francisco and Boston are preferred, we welcome applicants from other locations.

Join the dynamic team at the City and County of San Francisco as a Senior Information Systems Engineer specializing in Systems. In this pivotal role, you will leverage your expertise to enhance our technological infrastructure across multiple city departments, driving efficiency and innovation.Your responsibilities will include designing, implementing, and maintaining complex information systems while ensuring optimal performance and security. You will collaborate with diverse teams to identify system requirements and develop solutions that meet the needs of our community.

Who We AreSamsara (NYSE: IOT) is at the forefront of the Connected Operations™ Cloud, providing a robust platform that empowers organizations reliant on physical operations to leverage Internet of Things (IoT) data for actionable insights and enhanced operational performance. We are committed to enhancing the safety, efficiency, and sustainability of the physical operations that underpin our global economy, representing over 40% of global GDP across vital industries such as agriculture, construction, field services, transportation, and manufacturing. Join us in our mission to digitally transform these sectors at scale.At Samsara, you will play a pivotal role in shaping the future of physical operations, contributing to an exciting range of product solutions, including Video-Based Safety, Vehicle Telematics, Apps and Driver Workflows, and Equipment Monitoring. As a publicly traded company, we offer you the autonomy and support to make a lasting impact as we build for the future.About the Role:As a Senior Systems EPM at Samsara, you will lead hardware engineering projects from initial product concept through to mass production. Collaborating closely with Electrical Engineering, Product Development, Firmware, and Field Services teams, as well as product managers and supply chain professionals, you will develop and deliver high-quality products. This role involves driving the product development process across cross-functional teams to ensure timely achievement of product goals. We seek someone passionate about product quality, who demonstrates strong process ownership and innovation, and who is eager to enjoy the journey of bringing physical operations into the cloud.This is a hybrid position open to candidates residing in the US, who are willing to work in our San Francisco, CA office three days a week.You Should Apply If:You desire to make a difference in the industries that sustain our world: Your contributions will have a tangible impact—ensuring operational continuity, facilitating food supply, reducing emissions, and, most importantly, guaranteeing worker safety.You are the architect of your own career: If you demonstrate commitment, this role will be just the beginning of your journey with Samsara. We are dedicated to fostering employee success and have cultivated a culture that promotes rapid career advancement, with numerous opportunities for experiential learning.

Who We AreSamsara (NYSE: IOT) is at the forefront of the Connected Operations™ Cloud, a transformative platform that empowers businesses reliant on physical operations to tap into Internet of Things (IoT) data. Our aim is to provide actionable insights that enhance safety, efficiency, and sustainability across vital industries such as agriculture, construction, transportation, and manufacturing. By digitally transforming these sectors, which represent over 40% of global GDP, we are contributing to a more efficient and sustainable economy.Joining Samsara means being part of a team that is defining the future of physical operations. You will engage in cutting-edge solutions, including Video-Based Safety, Vehicle Telematics, and Equipment Monitoring, within a supportive environment that fosters innovation and long-term impact.About the Role:We are seeking a Senior Hardware Systems Engineer to enhance our rapidly expanding product line. Your primary responsibility will involve leading the electrical engineering components of product architecture and design, grounded in comprehensive feasibility, design, and cost analyses. This encompasses critical aspects such as component selection, thermal management, and antenna design. You will leverage extensive telemetry and direct customer insights to inform and refine our product designs. Collaborating closely with Product Management, Firmware, and Hardware leadership, you will influence key engineering decisions while mentoring fellow engineers. The role will also require interaction with our US and Taiwan EE teams, as well as our Supply Chain and laboratory resources, to achieve our project goals effectively.This role is hybrid, requiring you to be in our San Francisco, CA office three days a week, with the flexibility to work remotely for two days. Travel may be necessary up to 25% of the time, and proximity to an international airport is essential. We offer relocation assistance for this position and welcome candidates from across the U.S. who are willing to relocate to the Bay Area.

C1 stands at the forefront of cybersecurity, offering the first AI-native identity security platform designed to safeguard all identities—human, non-human, and AI. Our innovative solution leverages powerful automation, platform-level AI, and seamless connectors to centralize access visibility, enforce granular controls, enable just-in-time access, and automate user access reviews across a plethora of applications. Trusted by leading enterprises such as DigitalOcean, Instacart, Ramp, and Zscaler, our platform is user-friendly, quick to deploy, and highly effective.The RoleWe are in search of a Senior IT Systems Engineer who is passionate about resolving complex challenges and possesses an unquenchable curiosity for AI technologies. This individual will be pivotal in maintaining and enhancing our internal technology stack, which encompasses endpoint management, SaaS administration, and infrastructure automation. As the primary technology resource at C1, you will manage everything from strategic platform choices to hands-on troubleshooting, ensuring our fast-paced organization continues to thrive.This is not your conventional IT role. You will be encouraged to explore the limits of AI-driven tools, automation, and contemporary IT practices. If you are someone who eagerly prototypes new AI workflow tools by Monday after reading about them over the weekend, you will find your place here.Your Responsibilities• Own the IT stack end-to-end: Oversee and enhance our SaaS ecosystem (including Google Workspace, Okta, Slack, Zoom, Jira/Linear, GitHub, etc.), endpoint fleet (macOS-focused), and networking/security infrastructure.• Be the fixer: Diagnose and resolve a wide range of workplace technology issues—from access challenges and hardware malfunctions to intricate integration problems. No challenge is too small or too complex.• Automate relentlessly: Develop scripts, workflows, and integrations to eliminate manual tasks. Utilize AI tools and LLMs to optimize IT operations, ticket management, onboarding/offboarding, and daily support.• Drive AI adoption internally: Assess, pilot, and deploy AI-driven tools to enhance productivity across the organization. Advocate for responsible AI implementation and contribute to shaping our internal AI policies and best practices.• Manage identity and access: Administer identity providers, SSO, MFA, and access governance—utilizing C1’s own platform to manage access throughout our environment.• Scale for growth: Design and implement IT processes, policies, and infrastructure that grow alongside the company as we expand from approximately 100 employees and beyond.

About Lumafield: Established in 2019, Lumafield has pioneered the development of the world's first accessible X-Ray CT scanner specifically designed for engineers. Our intuitive scanner, combined with cloud-based software, empowers engineers to gain unparalleled insights into their projects at a remarkably affordable cost. Engineers face high-stakes decisions daily, necessitating tools that provide maximum visibility into their designs. By delivering exceptional product clarity and AI-enhanced tools that identify issues and produce quantitative insights, Lumafield is set to transform the creation, manufacturing, and application of complex products across various sectors. Our company thrives on impact and is dedicated to delivering the utmost value to our customers, ensuring their needs drive our development. Our talented team consists of leading researchers, industrial designers, PhD holders, innovators, and startup founders, all working collaboratively without egos. We proudly receive backing from prestigious venture capital firms, including Kleiner Perkins, Lux Capital, DCVC, and Spark Capital.Headquartered in Cambridge, MA, with an additional office in San Francisco, CA, we are excited to grow our team.About the Role: As a Senior Systems Software Engineer at Lumafield, you will be instrumental in developing the software that drives our cutting-edge, in-line manufacturing CT scanning products. You will engage with state-of-the-art X-ray physics, high-speed detectors, image processing, and embedded systems. Collaborating within a small team focused on our latest hardware, you will harness your expertise to maximize system performance and achieve outstanding results for our clients. This position is perfect for those eager to take ownership of embedded systems, firmware, and software design in an early-stage product environment. This role is based in our San Francisco, CA office, with occasional travel required to our Cambridge, MA office.

Welcome to Planet. We harness the power of space to benefit life on Earth.At Planet, we design, build, and operate the largest constellation of imaging satellites ever created. Our unique constellation provides an unmatched dataset of empirical information through an innovative cloud-based platform, serving key stakeholders in commercial, environmental, and humanitarian fields. We are a pioneering fusion of a space and data company.Our global clientele leverages Planet's data to innovate technologies, boost revenue, enhance research, and tackle some of the world's most pressing challenges.As we manage every aspect of hardware design, manufacturing, data processing, and software engineering, our office is a vibrant hub of specialists from diverse backgrounds.We prioritize a people-centric culture and community, continually adapting to place our team members first, preparing our company for future growth. Join Planet and become part of our mission to transform global perspectives.Planet operates globally, with a remote workforce and offices located in San Francisco, Washington D.C., Germany, Austria, Slovenia, and the Netherlands.About the Role:We are looking for a Senior Spacecraft Systems Engineer to spearhead the development, verification, and testing of Planet’s cutting-edge satellite platforms that span various domains, including earth observation and in-space computing. As the technical lead for spacecraft, you will lead an agile engineering team through all phases including requirements formulation, design, verification and validation (V&V), as well as integration, assembly, and testing (AI&T) for new satellite systems. You will collaborate closely with our Product team to ensure our satellites fulfill customer requirements, with our Manufacturing leads to facilitate the transition to mass production, and with our Mission Operations leads to ensure optimal on-orbit performance of our future fleets.This is a full-time, hybrid position requiring at least 3 days a week in our San Francisco headquarters.

Join Cloudflare as a Senior Systems Engineer specializing in Workers AI, where you will play a pivotal role in shaping the future of serverless computing. You will collaborate with cross-functional teams to design, implement, and optimize systems that empower developers worldwide.In this dynamic position, your expertise will be critical in enhancing the performance and reliability of our services. We are looking for an innovative thinker with a passion for technology and a strong background in systems engineering.

Role OverviewJoin Archil as a Senior Distributed Systems Engineer, where you will play a critical role in developing our innovative storage solutions. You'll engage with technologies across the entire stack to tackle challenges and contribute to building Archil volumes, significantly influencing both technical design and product strategy.Key ResponsibilitiesProvide on-call support for our production systems, ensuring customer satisfaction in case of issues.Innovate and implement unprecedented capabilities within our storage services.Design interactions in distributed systems focusing on atomicity and idempotency.Deploy and generalize infrastructure across multiple cloud environments.Adapt to evolving customer needs amidst ambiguity.Lead engineering teams through complex decisions and provide insightful PR feedback.

Join Waabi, a pioneering leader in Physical AI, founded by renowned AI expert Raquel Urtasun. We are at the forefront of transforming the future of autonomous transportation, leveraging advanced technologies that drive commercial autonomous trucks and robotaxis. Our esteemed partnerships with industry leaders in AI, automotive, logistics, and deep tech fuel our mission.With expanding offices in Toronto, San Francisco, Dallas, and Pittsburgh, Waabi is on an exciting growth trajectory. We seek diverse, innovative, and collaborative individuals eager to make a positive impact in the world. Discover more at: www.waabi.aiOur commitment to safety is unwavering. We are searching for a dedicated and skilled safety or systems engineer to lead the development and execution of vital safety framework methodologies that guide our driverless autonomy readiness. This is a remarkable opportunity to influence how Waabi quantitatively guarantees and validates the safety of our autonomous trucking solutions, utilizing our sophisticated simulator, real-world data, and innovative generative AI techniques. You will be integral in creating robust evidence for safe operations and spearheading initiatives in this dynamic and groundbreaking sector.Key Responsibilities:- Scale and manage safety framework methodologies by establishing requirements for automated assessment workflows and collaborating with the autonomy and algorithms teams to implement and troubleshoot the evaluation infrastructure.- Develop and monitor quantitative metrics to assess system performance against defined safety targets.- Enhance test coverage within Waabi’s high-fidelity simulator to validate driving behaviors in safety-critical scenarios.- Define and refine human performance benchmarks to support comprehensive comparative safety assessments.- Identify safety gaps and ensure traceability between requirements, validation artifacts, and safety case claims.- Maintain thorough documentation of safety artifacts and readiness decisions to ensure rigorous transparency and traceability.- Mentor colleagues to promote technical excellence and facilitate effective cross-functional collaboration.Qualifications:- A Bachelor's degree in an engineering discipline is required; Master’s or PhD is preferred.- Proven experience in safety engineering or systems engineering.- Strong analytical skills and experience with quantitative analysis.

Canva seeks a Senior Finance Systems Engineer in San Francisco to help enhance and maintain financial operations, with a particular focus on the Zuora platform. This role centers on ensuring that finance systems run efficiently and support business goals. Key responsibilities Collaborate with teams across Canva to integrate and support finance systems, especially Zuora. Analyze workflows and financial data to improve reporting and enable better decisions. Use technical skills to develop and refine solutions that streamline finance processes. Requirements Hands-on experience with financial systems, with a strong emphasis on Zuora. Proven analytical abilities and experience driving data-focused improvements. Ability to work effectively with cross-functional teams to address complex challenges.