Staff Software Engineer - Database Systems

Join Zilliz, a pioneering startup at the forefront of developing cutting-edge vector database technologies designed for enterprise-grade AI solutions. Founded by the talented engineers behind Milvus, the world’s leading open-source vector database, we are on a mission to revolutionize how organizations create AI applications swiftly and effectively. At Zilliz, we strive to democratize AI by simplifying data management and ensuring that vector databases are accessible to every organization.

Join Poshmark Inc. as a Staff Software Engineer specializing in our Cloud Platform team. In this role, you will leverage your expertise to design, develop, and optimize scalable cloud solutions that empower our users. You'll collaborate with cross-functional teams to create innovative products that enhance the user experience. If you're passionate about technology and looking to make a significant impact in a dynamic environment, we want to hear from you!

At Serve Robotics, we are revolutionizing urban mobility with our friendly sidewalk robot, envisioned to transform delivery services in cities. Our innovative solution aims to alleviate traffic congestion, provide accessibility to more residents, and support local businesses.The Serve fleet has been successfully operating in major cities like Los Angeles, Miami, Dallas, Atlanta, and Chicago, providing delightful delivery experiences to merchants and customers alike. We are on the lookout for talented individuals to help transition robotic deliveries from a novel concept to a ubiquitous service.Who We AreOur team is comprised of seasoned professionals from the tech industry specializing in software, hardware, and design. Together, we are addressing real-world challenges through robotics, machine learning, and computer vision while maintaining a focus on user experience. Our agile and diverse team thrives on collaborative problem-solving and respect.As a Staff Systems Engineer, your primary responsibility will be to ensure our robot's safety, robustness, and performance while meeting customer and market demands. You will take charge of breaking down requirements, architectures, and specifications for our autonomous last-mile delivery robot, spanning from high-level system requirements to detailed component selection criteria and performance metrics. Your role will be pivotal in connecting various teams and disciplines to orchestrate the development of a complex system, translating high-level goals into actionable insights across functions.

Join us in creating a safer world, one incident at a time.Ambient.ai is an innovative, AI-driven physical security platform dedicated to enabling leading enterprises to mitigate risk, enhance operational efficiency, and extract crucial insights. Our technology is trusted by seven of the top 10 U.S. tech giants, alongside numerous Fortune 500 companies, all relying on Ambient.ai to modernize their physical security frameworks.Our platform harnesses cutting-edge AI and computer vision technologies to integrate seamlessly with existing camera and sensor systems, facilitating real-time monitoring and proactive threat identification. By reducing false alarms by over 95%, Ambient.ai empowers security teams to concentrate on genuine threats and prevent incidents before they arise.Founded in 2017 and backed by prominent investors such as Andreessen Horowitz, Y Combinator, and Allegion Ventures, Ambient.ai is a Series B company with a vision to make every security incident preventable.Are you eager to explore more? Connect with us on LinkedIn and YouTubeAbout the Role:Reporting to Raghu Nallamothu, the Staff Data Platform Engineer position is a remarkable opportunity to shape the strategic direction of the data platform team. As a foundational member, you will spearhead the design, development, and scaling of advanced data storage and caching systems to petabyte-level capacity, establishing benchmarks for reliability, availability, and performance critical to our operations. You will also play a crucial role in pioneering retrieval-augmented generation systems, setting a new standard for innovative data-driven capabilities at Ambient.ai.Your Responsibilities:Lead the architecture and scaling of our data storage and caching systems to handle petabyte-scale data while spearheading advanced retrieval-augmented generation systems.Create highly efficient caching systems that eliminate latency and ensure rapid data access.Address data infrastructure challenges proactively, swiftly resolving issues to minimize downtime.Drive innovative efforts in retrieval-augmented generation systems, pushing the boundaries of data capabilities.

At Carbon, our vision transcends traditional 3D printing. We empower creators around the globe to realize the products the world urgently needs. Our ethos is grounded in the belief that interdisciplinary collaboration is key to tackling complex challenges. Join us as we aspire to develop transformative technologies that will shape industries globally. Here, you'll become part of a diverse team that values collective achievements as much as individual contributions. By joining us, you'll not only impact the world but also enhance your own journey.At the convergence of hardware, software, and molecular science, Carbon is dedicated to fulfilling the promise of 3D printing. We enable our commercial partners to move beyond mere prototyping to produce tangible, real-world products. Our advanced technology is empowering clients to innovate and manufacture parts with unparalleled reliability, speed, and quality.This position is located in our Bay Area office, requiring full-time on-site presence (Monday to Friday).About the TeamJoin a close-knit team of specialists in 3D geometry, web technologies, Linux, and more. We enjoy engaging team-building activities, including escape rooms (both real and virtual), gaming sessions, and culinary events. Additionally, we have various employee-led communities at Carbon, such as baking, fitness bootcamps, yoga, gaming, book clubs, diversity initiatives, and more, with opportunities for you to participate or even start your own!

About the RoleJoin Character as a Staff Software Engineer on our AI Platform, where you will engage in a dynamic array of projects at the intersection of software engineering and AI data. Your role will initially focus on three pivotal areas:Assist our research team by creating the essential tools and datasets to train cutting-edge models.Activate our "data flywheel" by developing data pipelines and collaborating closely with ML researchers to ensure our AI models are continually refined and aligned with human feedback.Enhance our data infrastructure, utilizing technologies such as Spark, Beam, and GCP.

Join Zūm, a dynamic and rapidly growing Series E startup, as we revolutionize the school transportation sector. Backed by prominent investors such as Sequoia Capital, SoftBank, Spark Capital, and GIC, we are on a mission to enhance school district transportation systems across the United States, with a focus on innovation and sustainability. Our operations span over 15 states, including flagship hubs in San Francisco, Los Angeles, and Seattle, as we expand our presence to the East Coast and Midwest. Our technology-driven approach utilizes state-of-the-art solutions to manage school transportation, launch charter platforms, and develop proprietary SaaS products. We are also dedicated to electrifying school transportation fleets, supporting local utilities by reintegrating vital energy into the grid. Recognized as a CNBC 50 disruptor and one of the Financial Times' 500 fastest growing companies, we are poised for significant growth.This position is hybrid, based out of our Redwood City headquarters. Candidates must be available on-site at least three days a week (Monday to Thursday) and must reside in the Bay Area.Who You Are:We are seeking a proactive and skilled Staff Engineer, Backend Platform to enhance our Backend Engineering team. In this role, you will play a pivotal part in developing Zūm’s technology platform, striving for simplicity in solving complex challenges. Our ideal candidate thrives on full ownership of product development, making a notable impact on our business.What You'll Do:Contribute significantly to the design architecture of our Backend platform, collaborating with a team of 2-4 backend developers to deliver robust product features. You will introduce scalable tools and processes to enhance our development speed, partner with Product and Design teams to plan and implement new features, and improve our existing platform while integrating new functionalities. This role demands hands-on coding and encompasses the full development lifecycle—from ideation to deployment—allowing you to witness the immediate impact of your contributions.What You Bring To Zūm:• A Bachelor's degree or higher in Computer Science (or equivalent) and 8+ years of relevant industry experience as a Software Engineer or Staff Engineer.• Demonstrated expertise in building backend systems for enterprise applications, showcasing your ability to deliver effective solutions.

sunday seeks an Embedded Linux Software Engineer based in Redwood City, CA. This position centers on developing and refining software for embedded systems that support the company’s products. Role overview The engineer will design and build embedded Linux software, working to enhance both functionality and performance in practical, real-world scenarios. Efforts will directly impact how products operate and interact with users. Key responsibilities Design software solutions for embedded Linux platforms Build and test embedded applications that support company products Focus on improving system functionality and performance in deployed environments Location This role is based in Redwood City, CA.

Company Overview:Dyna Robotics is a pioneering force in the robotics industry, developing versatile robots that leverage our proprietary embodied AI foundation model. This technology allows our robots to adapt and enhance their capabilities across diverse environments, delivering commercial-grade performance that is unmatched in the sector. Our robots are already making significant impacts across various industries, demonstrating exceptional generalization and performance with our groundbreaking frontier model.Founded by visionary entrepreneurs Lindon Gao and York Yang, who successfully sold Caper AI for $350 million, alongside former DeepMind researcher Jason Ma, Dyna Robotics has secured over $140 million in funding from prominent investors like CRV and First Round. We aim to redefine robotic automation and invite you to join us in shaping the future of AI-driven robotics!Discover more about our innovative journey at dyna.coPosition Overview:As a Senior Robotics Software Engineer at Dyna Robotics, you will take a lead role in the design and development of advanced software solutions that interface seamlessly with our state-of-the-art robotic systems. Your expertise will guide the creation of software for robot control, sensing, and teleoperation, while also crafting tools for remote operation, data collection, and processing. You will collaborate closely with our AI research and hardware teams to bolster the intelligence and reliability of our robotic innovations, contributing significantly to our mission of achieving long-term general intelligence in robotic systems.

Tau Motors, located in Redwood City, CA, develops software-enabled hardware that advances electrification. The company builds systems for electric machines, inverters, controllers, thermal management, simulation, and charging. Their work aims to deliver efficient and scalable solutions for a sustainable energy future. Role overview The Senior Embedded Software Engineer will take a lead role in shaping Tau’s software platforms. Responsibilities include defining architecture, gathering requirements, designing, coding, and testing embedded software. Collaboration with teams across hardware and software disciplines is central to this position, with a focus on delivering safe, reliable, and efficient software for complex electromechanical products. What you will do Lead embedded software development from initial architecture through final testing. Work closely with cross-functional teams to define and refine software requirements. Design, implement, and test software functions for Tau’s products. Ensure software meets standards for safety, efficiency, and reliability. Support Tau’s technology roadmap and help integrate products with commercial partners. What Tau looks for Enjoys solving significant technical challenges and values both defining problems and creating solutions. Focuses on delivering effective, reliable results. Works well with teams from electromagnetics, power electronics, control systems, mechanical engineering, materials science, software, and computational physics. Location This position is based in Redwood City, CA.

About the RoleAs a Software Engineer specializing in Machine Learning, you will collaborate closely with product teams, data scientists, and data platform engineers to identify, design, and execute applied ML models and infrastructure. Your responsibilities will encompass model optimization, data pipeline development, model training, and serving infrastructure for one of the fastest-growing native AI consumer applications available today. You will focus on the implementation of our ML backend systems that enhance discovery features, including recommendations, ranking, and search functionalities, while also supporting new AI-generated content formats in our product and optimizing existing systems.

Join our dynamic team at dstaff as a Software Engineer, where you will play a pivotal role in developing innovative software solutions. As part of a talented team, you will contribute to exciting projects that push the boundaries of technology and enhance user experience.

At Array Labs, we are pioneering advanced radar systems to empower humanity in understanding and responding to changes in our physical world. We are excited to announce the launch of a coordinated fleet of radar satellites designed to create a high-resolution 3D map of Earth, updated in real time. This initiative will facilitate faster, smarter decision-making for both government and commercial entities. Our fleet aims to deliver unparalleled accuracy, coverage, and responsiveness, enabling critical insights for disaster response, infrastructure resilience, and essential geopolitical intelligence. About the RoleWe are in search of a skilled Space Systems Engineer to join our team, transitioning from prototype development to large-scale systems. In this role, you will have the unique opportunity to shape the design process, from radar payload specifications to mass-manufactured formation-flying radar satellites, providing innovative solutions for various mission-critical applications.You will apply rigorous first-principles engineering judgment to tackle challenges across the entire system lifecycle. We prioritize rapid testing and iteration over lengthy analysis and formal documentation; you will take charge of interfaces rather than merely updating documents. You will be at the forefront of designing, building, and testing our systems from initial concepts through to on-orbit operations.

At Carbon, our vision transcends conventional 3D printing. We empower creators globally to produce what the world urgently requires. Our foundation is built on the synergy of diverse disciplines working together to tackle complex challenges. With ambitious goals, we are developing groundbreaking technologies that will reshape industries worldwide. Join our inclusive team with a dynamic culture that values both collective success and individual achievements. Change the world with us, and we will help you transform your own.We are seeking a talented Print Algorithm and Controls Engineer to join our Print Department in Redwood City, CA. The successful candidate will design and develop analytical tools, models, and simulations from the ground up. Your work will involve optimizing printer systems, subsystems, and controllers, including feedback and feedforward mechanisms, as well as physical and chemical process modeling. This role is inherently cross-functional, merging algorithm development with experimental support from our lab. Responsibilities include prototyping, designing, implementing, testing, analyzing, and troubleshooting control systems.This role requires onsite presence 5 days a week at our Bay Area headquarters and is not eligible for current Visa sponsorship.

About the RoleWe are excited to announce an exclusive opportunity for a talented Software Engineer (Windows) to join our dynamic team in Redwood City, CA. This is a full-time, permanent position where you will play a crucial role in enhancing our desktop streaming software, delivering an exceptional streamer/viewer experience.Role Overview:As a member of our Engineering team, you will collaborate closely with Product and client-side engineers to develop cutting-edge desktop streaming solutions that drive content creation.

About the RoleAt Character, we are on a mission to scale personalized AI to billions of users, and monetization is the backbone of our sustainable vision. Our dedicated monetization team is innovating the way users engage with virtual currency, subscriptions, and premium features, ensuring these interactions are intuitive, rewarding, and enjoyable. We’re seeking a passionate Product Engineer who excels at the intersection of product design, commerce, and user experience—someone eager to create and implement systems that not only drive revenue but also enhance overall user satisfaction.If you possess experience with subscriptions, advertising, virtual economies, or in-app purchase systems, and are dedicated to crafting high-quality user experiences, we would love to collaborate with you.What You’ll DoDevelop and enhance user-facing features across mobile and web platforms that facilitate payments, subscriptions, and in-app purchase processes.Design and experiment with monetization interfaces, ranging from virtual currency systems to premium upsells and advertising strategies.Collaborate closely with design and product teams to create delightful, efficient, and trustworthy purchasing experiences.Work with data science teams to define success metrics for monetization, conduct experiments, and analyze results.Partner with backend developers to create scalable and reliable systems for payments, entitlements, and transactions.Uphold a high standard for UI/UX quality, performance, and privacy in sensitive user interactions.Contribute to shaping the company’s monetization experimentation framework, including methodologies for A/B testing and rapid iteration.Who You AreExperienced in consumer product development with a focus on monetization, in-app purchases, or subscription models.Strong proficiency in Typescript, React, React Native, Tailwind, HTML, and modern front-end development practices.Comfortable working on backend services, preferably using Python or Golang, particularly for payment or commerce systems.Proven track record of delivering user-facing features that have driven measurable monetization or engagement improvements.Ability to excel in fast-paced environments, balancing the need for speed with quality and reliability.Excellent communication and collaboration skills across engineering, product management, design, and data analytics teams.Nice to HaveFamiliarity with A/B testing frameworks and data-driven decision making.

Join us in creating a safer world, one incident at a time.At Ambient.ai, we are pioneering a cutting-edge, AI-driven physical security platform designed to empower leading enterprises to mitigate risks, enhance operational efficiency, and extract invaluable insights. Industry giants, including seven of the top ten U.S. technology firms and numerous Fortune 500 companies, depend on our innovative solution to transform their physical security infrastructure.Our platform harnesses the power of advanced AI and computer vision to integrate seamlessly with existing camera and sensor systems, facilitating real-time monitoring and proactive threat detection. By reducing false alarms by over 95%, we allow security teams to concentrate on genuine threats and avert incidents before they happen.Founded in 2017 and supported by prominent investors such as Andreessen Horowitz, Y Combinator, and Allegion Ventures, Ambient.ai is a Series B company dedicated to making every security incident avoidable.Interested in learning more? Connect with us on LinkedIn and YouTubeAbout the Role:Reporting directly to Kiran Palan, you will lead a dynamic team of skilled engineers dedicated to developing products that are revolutionizing the physical security landscape. As an Engineering Leader, you will be at the forefront of creating innovative product concepts while nurturing the growth of existing offerings. Collaborating closely with product managers, you will help define our growth strategy, ensuring alignment of processes and delivery with the product roadmap.In this pivotal role, you will unify internal business partners and leadership around this strategic plan while partnering with cross-functional teams to execute it effectively. Your involvement will be crucial in assessing and maintaining the quality and user experience of our products, all while ensuring agility in our development processes.What You'll Bring:Leadership of the current product engineering team, encompassing front-end, mobile, and back-end developers.Expertise in designing, guiding, and evaluating systems within the broader context of product development.Ability to scale the team effectively, recruiting and onboarding new talent while fostering a high-performance culture among software engineers.Technical proficiency as a hands-on coder, coupled with the ability to coach and mentor effectively.Commitment to ensuring exceptional product quality and user experience through active engagement and leadership.

Join our innovative team at Dexterity as a Robotics Systems Test Engineer. In this role, you will be responsible for testing and validating cutting-edge robotic systems that enhance operational efficiency and productivity. You will work closely with cross-functional teams to ensure that our robotic solutions meet the highest quality standards.

Job Title: Power Systems Engineer – Interconnection StudiesLocation: Redwood City, CA (Hybrid preferred)Job Type: Full-timeAbout UsGridCARE is at the forefront of transforming the energy landscape by addressing the pivotal challenge of power access that fuels AI growth. Our mission is to facilitate sustainable load expansion and renewable energy adoption through the power of AI and automation, enhancing grid capacity and streamlining interconnection procedures. As a rapidly expanding startup, we invite talented power systems engineers to join us in crafting innovative solutions that make a tangible difference in the world.Job DescriptionWe seek a skilled Power Systems Engineer with practical experience in interconnection studies and a commitment to advancing grid integration through AI and automation. In this role, you will conduct comprehensive technical analyses, assist in developing automation tools for studies, evaluate results, and prepare detailed reports for client discussions. You will liaise with utilities, developers, and regulatory bodies to expedite interconnection processes. This position uniquely merges extensive power systems knowledge and stakeholder collaboration with state-of-the-art AI technologies to revolutionize study methodologies.Responsibilities:Execute load and generation interconnection studies, including steady-state, short-circuit, and dynamic analyses using established commercial software.Create power flow and stability models to assess the impact of new interconnections, including data centers and renewable energy sources.Engage directly with utilities, developers, and regulators to identify their requirements and ensure compliant, efficient interconnection processes.Analyze interconnection options, system enhancements, and Grid-Enhancing Technologies (GETs), offering clear recommendations to stakeholders.Collaborate with AI and automation teams to optimize study workflows and enhance precision.Remain updated on the latest interconnection trends, standards, and emerging solutions in power systems, including involvement in the DOE i2X forum and ESIG modeling task force.Qualifications:Required:Bachelor’s degree or higher in Electrical Engineering (Power Systems focus) or a related field.2+ years of relevant experience in power systems and interconnection studies.Proficiency in using power system analysis software.Strong analytical and problem-solving skills.Excellent communication skills for effective stakeholder engagement.

Join us in creating a safer world, one incident at a time.At Ambient.ai, we are pioneering a cutting-edge, AI-powered physical security platform that empowers leading enterprises to mitigate risks, enhance operational efficiency, and derive invaluable insights. Our technology is trusted by seven of the top ten U.S. tech giants and numerous Fortune 500 companies to modernize their security frameworks.Our innovative platform leverages advanced artificial intelligence and computer vision to integrate seamlessly with existing camera and sensor systems, providing real-time monitoring and proactive threat detection. By drastically reducing false alarms by over 95%, Ambient.ai enables security teams to concentrate on genuine threats, effectively preventing incidents before they happen.Founded in 2017 with the support of industry leaders like Andreessen Horowitz, Y Combinator, and Allegion Ventures, Ambient.ai is a Series B company on a mission to ensure that every security incident is preventable.Interested in learning more? Connect with us on LinkedIn and YouTubeAbout the Role:We are on the lookout for a skilled Full Stack Engineer to contribute to the development and scaling of the essential systems that drive Ambient.ai’s real-time AI security platform. In this dynamic role, you will engage with software that processes and interprets large volumes of video and event data instantly, turning raw signals into actionable intelligence for some of the world's largest enterprises.You will regularly tackle technically challenging problems in a fast-paced, collaborative atmosphere and witness your contributions deployed in mission-critical environments.Your Responsibilities:Design and implement REST and GraphQL endpointsDevelop highly available, latency-sensitive, fault-tolerant microservicesCreate core infrastructure for handling significant volumes of video streaming dataEnhance the performance, reliability, and scalability of all backend servicesTake ownership of small to medium platform features, overseeing them from conception to deploymentCollaborate as a vital member of the platform team, responsible for one or more services/product featuresExpect to be challenged and continuously develop your skills.