Senior Application Engineer

Join Cloudflare as a Senior Systems Engineer specializing in Cloud Application Control, where your expertise will shape the future of cloud security. You will be responsible for designing, implementing, and optimizing our systems that protect users and applications worldwide. This role requires a deep understanding of cloud technologies, networking, and secu…

Join the City and County of San Francisco as a Senior Information Systems Engineer specializing in applications. This pivotal role involves collaborating with multiple departments citywide to enhance our technological landscape. You will leverage your expertise in information systems to develop, implement, and maintain innovative solutions that drive efficiency and effectiveness across our operations.

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.

Merge Labs is an innovative research laboratory dedicated to integrating biological and artificial intelligence to enhance human capability, autonomy, and experience. Our cutting-edge focus is on developing revolutionary brain-computer interfaces (BCIs) that communicate with the brain at high bandwidth, seamlessly integrate with advanced AI, and are designed to be safe and accessible for everyone.Team Overview:Our advanced BCIs aim to restore lost abilities, promote healthier brain conditions, deepen interpersonal connections, and expand the realms of human potential in collaboration with advanced AI. Our team is pivotal in transforming this vision into algorithms. By leveraging expertise in synthetic biology, neuroscience, device physics, signal processing, and machine learning, we create innovative methods to connect human and artificial intelligence. We design experiments, develop analytical frameworks, gather data, train models, and optimize performance to construct scalable Brain-AI systems for diverse applications. We operate with a sense of urgency, balancing creative exploration with engineering precision, as we tackle one of the most significant challenges of our era: enhancing human capability, autonomy, and experience.Role Overview:As the lead infrastructure engineer, you will establish and oversee the processes through which teams deploy internal and collaborative applications. You will manage essential systems such as access control lists (ACLs), network boundaries, virtual machines (VMs), configuration management, and continuous integration/continuous deployment (CI/CD) systems, facilitating the deployment of various low-latency, high-throughput laboratory tools, including closed-loop automation and clinician-facing applications. Collaborating closely with our hardware team, you will integrate custom high-throughput hardware into our computing infrastructure. Your contributions will be vital in enabling self-service interfaces for scientists, allowing them to deploy their work with minimal coding expertise, ensuring accessibility for all staff members.This position reports to the Head of Software and requires cross-functional collaboration, addressing the needs of hardware specialists, data engineers, and scientists utilizing internal off-the-shelf products.

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 Cloudflare as a Senior Systems Engineer specializing in our Data Platform. In this pivotal role, you'll be responsible for designing and implementing scalable systems that process vast amounts of data, ensuring performance and reliability across our services. Your expertise will drive innovative solutions that enhance our platform capabilities.

Why Join Brex?Brex is an innovative AI-driven spend management platform designed to empower businesses to manage expenses with confidence. We provide integrated corporate cards, banking solutions, and global payment options, alongside intuitive software for travel and expense management. From startups to large enterprises, clients like DoorDash, Flexport, and Compass leverage Brex to optimize spending, lower costs, and enhance efficiency worldwide.Joining Brex means embracing challenges, pushing boundaries, and collaborating with industry leaders. We are dedicated to fostering a diverse and inclusive culture where your potential is only limited by your aspirations. We equip you with the necessary tools, resources, and support to advance your career.Engineering at BrexOur engineering culture focuses on building scalable systems with intention and speed. Our teams, spanning Software, Data, Security, and IT, work with high autonomy and deep collaboration. We confront challenging technical problems, take ownership of outcomes, and strive for excellence across all levels—from architecture to deployment. Here, engineering is regarded as a craft, and builders evolve into leaders.Your RoleAs a Senior Application Security Engineer, you will be pivotal in identifying and addressing security vulnerabilities within the Brex platform. Your responsibilities will include conducting code and design reviews, penetration testing, and managing vulnerabilities. You will also develop and maintain tools for static and dynamic testing of the platform, ensuring secure developer workflows. You will collaborate closely with teams across Security Operations, GRC, Product Security, Front End Platform, and IT Infrastructure.We seek individuals with a robust background in penetration testing and a proven track record of uncovering vulnerabilities in complex systems. Your ability to craft exploits that highlight business risk will be essential. This role demands a collaborative spirit, as you will engage with various engineering teams throughout Brex. Your enthusiasm for diverse perspectives and needs is crucial as we build world-class financial services with top-tier security.Brex is at the forefront of AI-driven financial services for dynamic companies such as Coinbase, Robinhood, and Anthropic. As we integrate AI across our product suite, this role will have the chance to significantly influence our approach.

Join the City and County of San Francisco as a Journey Information Systems Engineer specializing in Applications. This is a fantastic opportunity to leverage your skills in innovative technology solutions while working citywide across multiple departments.As part of our team, you will contribute to the enhancement and maintenance of vital information systems that support various city operations, ensuring seamless access to data and services for residents and city staff alike.

At Crusoe, our mission is to advance the availability of energy and intelligence. We are developing the engine that propels a future where individuals can engage in ambitious AI projects without compromising on scale, speed, or sustainability.Join us in revolutionizing the AI landscape with our sustainable technology. At Crusoe, you'll not only foster meaningful innovation but also make a tangible impact while collaborating with a team that is pioneering responsible and transformative cloud infrastructure solutions.About This Role:As a Senior Software Engineer on our storage team, you will be an integral part of our core engineering unit, tasked with designing, constructing, and optimizing our next-generation cloud storage products. We seek a hands-on engineer with profound expertise in storage system development. Your role will involve creating highly performant, reliable, and scalable distributed storage systems that are vital to both our infrastructure and our clients' AI and HPC workloads.Your Responsibilities Include:Developing Our Multi-Petabyte Cloud Storage PlatformCreating core components of our foundational storage products specifically designed for high-performance AI and ML applications.Enhancing distributed file, block, and object storage solutions, with an emphasis on filesystem-based approaches.System Design & ArchitectureDesigning and implementing scalable, resilient storage architectures that are highly extensible.Proposing and prototyping innovative strategies to enhance performance and system throughput for our most demanding customer workloads.Developing observability, metrics, and tooling for our services and infrastructure.High-Velocity Problem SolvingIdentifying and resolving unique and complex problems in distributed systems at the scale we operate.Providing ongoing support for production systems and customer workloads, which includes troubleshooting, performance tuning, and incident management.Cross-Functional CollaborationCultivating strong collaboration with other engineering teams (e.g., Software Infrastructure, Product) and cross-functional departments.Taking ownership and representing the storage team in critical business initiatives.

The Senior Cloud Security Engineer role at Aurora Innovation centers on building and maintaining resilient, automated security systems that support the company’s self-driving technology. Based in San Francisco, this position works within the Cloud Security engineering team and collaborates closely with both infrastructure and application groups. Day-to-day work covers a mix of infrastructure security, workload protection, and hardening CI/CD pipelines. The team uses a blend of open-source tools, such as OPA, Trivy, and Spire, alongside commercial products, with an emphasis on custom automation that strengthens Aurora’s security posture. Deciding when to adopt off-the-shelf solutions or develop new ones is part of the job. Key Responsibilities Secure cloud environments by: Managing IAM roles and policies Enforcing security controls Building security boundaries for resources and services Providing security guidance for Cloud and Kubernetes Create automation to address security challenges at their source Design, build, and configure security infrastructure on platforms such as AWS, Azure, or GCP Work with cross-functional teams to implement and maintain security best practices This position values hands-on problem solving, a thoughtful approach to tool selection, and a collaborative mindset. The work directly supports Aurora’s mission to deliver safe and efficient self-driving solutions.

Join Our Team as a Senior Applications EngineerLocation: San Francisco, CA (full-time, in-person)Company OverviewAt Cosmic Robotics, we are dedicated to transforming the construction of essential infrastructure on Earth while innovating technologies that will empower humanity to construct beyond our planet. Our flagship technology, Cosmic-1, revolutionizes solar panel installation, achieving speeds ten times faster than current methodologies, aiding our transition to a sustainable energy future and setting the stage for autonomous construction.The RoleAs a Senior Applications Engineer, you will serve as the vital link between our state-of-the-art robotics and our clientele. You will oversee the complete deployment cycle and ensure the long-term success of our robots in real-world applications. Collaborating closely with customers, you will be instrumental in developing, deploying, and optimizing the world’s leading construction robots. Your role is essential in enhancing our platform through customer-driven feature development and fostering widespread adoption. As a pivotal member of our team, you will contribute to defining the future of autonomous construction.This position offers a unique chance to:Tackle significant challenges that will shape the future of infrastructure and energy.Collaborate with an exceptional team hailing from NASA, SpaceX, Google, Built Robotics, and other industry leaders.Accelerate your personal growth and leadership capabilities within a rapidly expanding company.ResponsibilitiesManage the entire lifecycle of robot deployment at customer locations, encompassing initial setup, commissioning, field validation, and ongoing maintenance.Act as a technical partner to customers, converting their operational requirements into actionable features for our robots and platform.Design, integrate, and launch new features tailored to meet specific customer needs.Diagnose and resolve field issues while ensuring maximum robot uptime.Establish project milestones, strategize roadmaps, and meet ambitious timelines for deployments and feature enhancements.Recruit, nurture, and cultivate a world-class engineering team.

Join the City and County of San Francisco as a Principal Information Systems Engineer specializing in applications. In this pivotal role, you will be responsible for the design, implementation, and maintenance of sophisticated information systems that support various city departments. Your expertise will drive innovation and efficiency, ensuring that our technology solutions meet the evolving needs of the community.

Join ema as a Senior AI Applications Engineer and play a pivotal role in developing cutting-edge AI solutions. You will collaborate with cross-functional teams to design, implement, and optimize AI applications that address real-world challenges. Bring your expertise in machine learning and software development to help us drive innovation and enhance user experiences.

About UsAt Foundry Robotics, we are pioneering an AI-driven, assembly-centric contract manufacturing model. Our approach integrates software-defined manufacturing, where both robots and humans collaborate to achieve tangible production outcomes.Our unique value proposition transcends simple models; we deliver a powerful software infrastructure that converts:Orders into SchedulesSchedules into Work InstructionsWork into TelemetryTelemetry into Continuous Improvement of Throughput, Quality, and CostThis position is focused on senior software engineering, specifically in creating the cloud and on-premises systems that operate the factory, alongside the data architecture that ensures these systems are observable, reliable, and scalable.Please note, we are also recruiting Robotics Research Engineers separately; this role is distinct from that.The RoleWe are in search of a Senior Software Engineer (Individual Contributor) to develop the backend systems and infrastructure that will drive the factory of the future.Your responsibilities will include designing and implementing:Cloud-based backend systemsOn-premises factory servicesEmbedded-to-cloud data flowsPetabyte-scale visual data pipelinesMachine learning infrastructure across diverse computational environmentsYou will be tasked with creating production systems that remain operational in challenging conditions, such as noisy factories, unreliable connectivity, and the real costs associated with downtime.This is a practical engineering role where you will be expected to deliver tangible results.Key ResponsibilitiesCloud & On-Prem ArchitectureDevelop and sustain a cloud-based backend for planning, scheduling, execution, inventory management, traceability, and telemetryDesign architectures that span embedded, on-premises, and cloud systems across multiple compute environmentsImplement infrastructure-as-code principles using TerraformEnsure secure and reliable data transfer between the factory floor and the cloudML Infrastructure & Data SystemsEstablish petabyte-scale visual data pipelines for the ingestion, curation, indexing, and preparation of manufacturing data

Join the dynamic team at the City and County of San Francisco as an Assistant Information Systems Engineer specializing in Applications. This full-time position offers a unique opportunity to support multiple citywide departments, contributing to innovative tech solutions that enhance public services. Ideal for recent graduates or those entering the technology field, this role will enable you to work collaboratively on exciting projects within the Tech Hire Program.

Join Handshake as a Senior Cloud Engineer, where you'll play a pivotal role in designing and implementing scalable cloud solutions. Your expertise will help us enhance our cloud infrastructure while ensuring high availability and security.We are looking for a passionate and driven individual who thrives in a fast-paced environment, is eager to tackle complex challenges, and enjoys collaborating with cross-functional teams. If you have a deep understanding of cloud architectures and services, we want to hear from you!

Join Speechify as a Senior Software Engineer specializing in Windows and Desktop applications! In this pivotal role, you will leverage your extensive software development experience to create high-quality, user-friendly applications that enhance the reading experience for our users. Collaborate with cross-functional teams to design and implement innovative solutions that meet our users' needs.

About Redwood MaterialsRedwood is pioneering a localized battery supply chain that integrates recovery, reuse, and recycling—ensuring critical minerals remain in circulation and facilitating the energy transition. Established in 2017, we are at the forefront of delivering affordable, large-scale energy storage while producing battery materials in the U.S. for the first time, utilizing batteries we already possess. The Redwood Vision: Modernizing the GridEnvision being at the forefront of a significant industrial transformation. Just as the electric vehicle revolution redefined automobiles as software-driven entities, Redwood Materials is revolutionizing the global energy grid. We go beyond merely managing batteries; we are constructing the "nervous system" for a sustainable energy economy.Our R&D team in San Francisco is spearheading the shift from outdated, hardware-centric infrastructures to agile, software-driven ecosystems. We are demonstrating that a sustainable, 100% renewable grid is not just a goal—it’s a technical reality fueled by advanced control intelligence. We seek the "architects of the electron" to help us phase out fossil-fuel peaker plants.Position: Senior Power Electronics Controls EngineerIn this role, you will spearhead the design and implementation of the intelligent control systems for our cutting-edge Battery Energy Storage Systems (BESS) and mixed-asset energy sites. You will oversee the entire lifecycle of our control systems—from initial conceptualization and advanced modeling to assessing real-world grid impacts. Your contributions will ensure that both recycled and new battery assets work in unison to stabilize the grid and maximize high-power conversion at an industrial scale.

Join Sofi as a Senior Software Engineer specializing in Cloud Efficiency, where you will play a crucial role in enhancing the performance and scalability of our cloud-based applications. You will collaborate with cross-functional teams to design and implement innovative solutions that drive operational excellence and customer satisfaction.Your expertise in cloud technologies and software development will be instrumental in optimizing our infrastructure, ensuring reliability, and supporting the growth of our dynamic platform.