Senior Software Engineer at Lirvana Labs | Menlo Park

About UsAt Lirvana Labs, we are an innovative ed-tech startup driven by venture capital, dedicated to making personalized learning a reality for every student. Supported by notable investors like Kapor Capital, and partnered with esteemed organizations including Sesame Workshop and Stanford University, we are leveraging cutting-edge AI to transform learning,…

Join Prophet Security as a Software Engineering Manager for our Platform Team!At Prophet Security, we are revolutionizing the security operations landscape with our AI-powered platform that enhances detection, investigation, and response capabilities. Our mission is to empower security teams to operate without the limitations of overwhelming alert volumes or disjointed tools. As part of our growing team, you will collaborate with industry veterans from leading companies like Abnormal Security, Expel, Mandiant, and McAfee to shape our innovative solutions and enhance customer success.Your Role and ImpactThe Platform Team is critical to ensuring our security operations platform functions reliably and efficiently at scale. You will be responsible for:Integrations: Developing and maintaining effective connectors for seamless and dependable ingestion of security data from various sources, including SIEM, EDR, cloud platforms, and SaaS applications.Observability & Monitoring: Implementing comprehensive telemetry, logging, and alerting systems to achieve over 99.9% uptime and facilitate swift incident responses.Developer Productivity: Creating CI/CD pipelines, testing frameworks, and development tools to enhance the overall efficiency of our engineering organization.Deployment Infrastructure: Designing and managing secure deployment systems that ensure compliance across diverse customer environments.As the Engineering Manager for the Platform Team, you will define and oversee the technical roadmap, balancing immediate customer needs with a vision for architectural excellence. Your contributions will significantly influence every customer interaction with Prophet Security, enabling our engineering team to work more effectively and scalable.Your ResponsibilitiesThis role is a hands-on engineering management position, where you will dedicate 25% of your time to direct technical contributions while leading your team.Build and nurture a high-performing team of Platform engineers, focusing on hiring top talent that aligns with our culture.Maintain technical credibility by staying engaged with our codebase, ready to troubleshoot issues, enhance monitoring, or deploy new features as necessary.Provide mentorship and guidance through regular one-on-one meetings, establishing clear pathways for career development and growth opportunities for each team member.Continuously evaluate and refine team processes to drive efficiency and innovation.

Join Sprinter Health as an Engineering Manager in our Product Engineering team! We are looking for an innovative and driven leader who thrives in a fast-paced environment. The ideal candidate will be responsible for guiding a team of engineers in building cutting-edge health technology solutions. Your role will involve overseeing product development, ensuring high-quality standards, and collaborating cross-functionally to deliver exceptional products that enhance patient care.

Company OverviewMainspring Energy is at the forefront of transforming power generation with the innovative Mainspring Linear Generator, a technology offering unparalleled flexibility and adaptability. Leading commercial, industrial, and utility sectors are opting for Mainspring's solutions over conventional engines, turbines, and fuel cells to efficiently and reliably provide local power for applications such as EV charging, commercial facilities, data centers, and grid-scale operations.This state-of-the-art Linear Generator is fuel flexible, swiftly adjusts to meet varying demands, and operates using a flameless reaction that results in nearly zero NOx emissions. Supported by prominent investors like Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst, Mainspring designs, manufactures, and delivers its cutting-edge products across the U.S. and is poised for rapid international growth.Driven by our vision of an affordable, reliable, net-zero carbon grid, Mainspring is swiftly expanding its reach within the $816 billion global electricity equipment market. We're committed to hiring exceptional talent to meet our increasing customer demands worldwide and embrace a diverse range of backgrounds, experiences, and skills to foster continual innovation for our clients.At Mainspring, we value:Pragmatic Optimism: We believe that the ambition and creativity required to build a new category of world-class power generation must be balanced with practical problem-solving.Excellence without Ego: We are dedicated to providing the best customer experience, applying deep technical rigor while remaining humble about our challenges.Proactive Collaboration: Our integrated, cross-disciplinary approach necessitates actively engaging with diverse perspectives and skills, extending our culture of inclusion and respect to our partners and customers.For more information, visit www.mainspringenergy.com.Job OverviewThe technology behind Mainspring’s Linear Generator is unmatched in the market. As an Electrical Engineer focusing on inverter systems, you will collaborate with a talented team to develop innovative electrical power and control hardware systems that optimize efficiency and comply with the strictest emissions standards.

Join our dynamic team at Collabera as a Quality Engineer, where you will play a critical role in ensuring the highest level of product quality. In this position, you will be responsible for developing and implementing quality assurance processes, conducting tests, and collaborating with cross-functional teams to identify areas for improvement. Your expertise will help drive continuous quality enhancement in our products and services.

The Forward Deployed Engineer role at Workstream centers on delivering technology solutions to clients in Menlo Park, California. This position works hands-on with both internal teams and customers to implement software products smoothly and address client requirements with care. What you will do Collaborate with cross-functional teams during software deployments Troubleshoot issues as they arise throughout the implementation process Optimize deployment workflows for greater efficiency Support clients directly to ensure their satisfaction with the product Analyze system performance and apply improvements where needed Role overview This position focuses on both technical problem-solving and direct client interaction. The work aims to improve how clients use Workstream's products and to boost their operational efficiency through thoughtful deployment and support.

Be Part of the Future of Finance!At Robinhood, our mission is to democratize finance for everyone. With an estimated $124 trillion expected to be inherited by younger generations in the coming decades, this is the largest wealth transfer in history. If you're ready to be at the forefront of this monumental shift, we want to hear from you!About Our Team and Your RoleWe are assembling a world-class team focused on leveraging advanced technologies to tackle the most pressing challenges in finance. We seek innovative thinkers, adept problem-solvers, and passionate builders who are driven to create impact. Robinhood is a dynamic environment where ambitious talent can excel and achieve the best work of their careers. Our high-performing team is fast-paced, values ethics, and rewards excellence.The People Systems team specializes in developing and managing robust HR technology that ensures security and scalability for our workforce. Collaborating with People Operations, Compensation, Payroll, Finance, and Corporate Engineering, we enhance employee experiences with reliable systems. Our focus is on optimizing system performance, enabling new capabilities, and supporting organizational growth through strategic design. This team is vital in facilitating acquisitions and enhancing our global workforce operations!As a Staff Workday Engineer, you will be responsible for designing, configuring, and enhancing Workday solutions in areas such as HCM, Compensation, Benefits, and Payroll. You will work closely with People and business teams to translate their requirements into effective system configurations, reports, and integrations. This role is pivotal in driving system improvements and major initiatives, including acquisitions and the development of new features. You will also play a key role in evaluating and integrating AI capabilities within HR systems to enhance efficiency and decision-making.This position is based in our Menlo Park, CA office, with an expectation of in-person attendance at least 3 days per week.At Robinhood, we champion the power of in-person collaboration to drive progress, foster innovation, and build community. Our office environment is designed to be engaging and supportive of high-performing teams.

Join our innovative team as a Power Systems Engineer, where you'll be at the forefront of energy solutions. In this role, you will design, analyze, and optimize power systems to enhance efficiency and sustainability. Your expertise will contribute to cutting-edge projects that shape the future of energy management.

At Workstream, we are dedicated to transforming the way hourly workers are managed through our comprehensive HR, payroll, and hiring platform. With 2.7 billion hourly workers representing 80% of the global workforce, this demographic has been historically overlooked by technology. Our solutions are designed to empower both businesses and their employees from the ground up.We proudly serve numerous prestigious brands across various industries, including Burger King, Carl's Jr./Hardee's, IHOP, KFC, and Culvers. As a rapidly growing Series B company, we are expanding our product offerings and are supported by renowned venture capitalists and industry leaders such as Founders Fund, BOND, and Coatue.Join Our JourneyWe are in search of a passionate and innovative Wearables Prototype Engineer to conceptualize, develop, and refine cutting-edge wearable technology that seamlessly integrates with Workstream's platform.In this dynamic role, you will bridge the gap between hardware and software by rapidly prototyping, testing, and enhancing wearable solutions aimed at boosting productivity and communication for the hourly workforce. Collaboration with product, engineering, and design teams will be essential as you transform ideas into functional prototypes.This role is highly experimental and fast-paced, perfect for individuals who thrive in uncertainty, enjoy building from the ground up, and can swiftly transition from concept to prototype.

Company OverviewAt Mainspring Energy, we are transforming the landscape of power generation with our innovative Mainspring Linear Generator, the most versatile and responsive local power generation technology available today. Leaders in the commercial, industrial, and utility sectors are increasingly selecting our solutions over traditional alternatives such as engines, turbines, and fuel cells. Our technology provides rapid and dependable local power to support EV charging, commercial facilities, data centers, and grid-scale operations, all while maintaining fuel flexibility and achieving near-zero NOx emissions through a flameless reaction.Supported by prominent investors including Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst, Mainspring is currently engaged in designing, manufacturing, and delivering our groundbreaking products across the U.S. and is poised for rapid international growth.Driven by our mission to create an affordable, reliable, net-zero carbon grid, we are expanding within the $816 billion global electricity equipment market, and we are on the lookout for exceptional individuals to help us meet increasing customer demand worldwide. We embrace a wide variety of backgrounds, experiences, and talents to foster fresh perspectives and continuous innovation for our clients.Join us in building a culture that aligns with our core values:Pragmatic Optimism: The creation of a new category of world-class power generation demands the optimism of ambition and creativity, combined with practicality to effectively solve challenges. Every obstacle presents an opportunity for growth.Excellence without Ego: We are committed to providing the best customer experience, from sales to deployment and ongoing service, while also applying rigorous technical expertise to develop and deliver outstanding products. We aspire to excellence and approach our responsibilities with the humility to recognize our challenges, both as a team and as individual contributors.Proactive Collaboration: Mainspring’s cross-disciplinary nature fosters an environment where we intentionally seek out diverse skills, perspectives, and priorities. Our commitment to inclusion and respect extends beyond our team to our partners and customers.For more information, visit us at www.mainspringenergy.com

About Periodic Labs Periodic Labs is an innovative AI and physical sciences laboratory dedicated to constructing advanced models that facilitate groundbreaking scientific discoveries. With robust funding and rapid growth, we empower our team members to take ownership, identify challenges, and solve problems in an environment free from limitations and bureaucracy. Our passion for learning new tools and sciences drives our mission forward.About the RoleWe are excited to invite a seasoned Multiphysics Simulation Scientist / Engineer to join our elite team of scientists and engineers. In this pivotal role, you will be instrumental in advancing our physical R&D initiatives within a pioneering lab where AI and automation revolutionize the pace and scale of discoveries.As a Multiphysics Simulation Scientist, you will develop, execute, and integrate high-fidelity physical simulations of our experimental systems, effectively linking materials processes with thermal and mechanical environments as well as electrical and magnetic behaviors to our AI-driven R&D pipelines.Key ResponsibilitiesCreate and implement multiphysics models for various processes, including thermal, mechanical, electromagnetic, plasma, fluid flow, and chemical reaction phenomena.Connect simulations with orchestration systems and data infrastructure to enable real-time digital twins and AI feedback loops.Generate diverse simulated datasets for machine learning training and reinforcement learning environments.Collaborate with teams in computational science, AI, automation, processes, and facilities to enhance R&D workflows.QualificationsPhD or MS in Mechanical, Chemical, Materials, Aerospace Engineering, or closely related fields.5+ years of practical experience with multiphysics modeling tools (e.g., COMSOL, ANSYS, or other finite-element / finite-volume solvers) to address a broad range of real-world challenges across electronics, automotive, aerospace, or chemical manufacturing sectors.In-depth knowledge of coupled physical processes, such as heat transfer, stress analysis, diffusion phenomena, plasma/fluid dynamics, and electromagnetism.Proficiency in Python programming.Bonus QualificationsExperience in modeling thin-film deposition and associated chemical reactions.Familiarity with machine learning methodologies relevant to multiphysics modeling.Ability to collaborate effectively across disciplines with engineers, scientists, and machine learning specialists.

Join Mainspring Energy as a Test Engineer focused on Product Qualification, where you'll play a critical role in ensuring the reliability and performance of our innovative energy solutions. Collaborate with cross-functional teams to design and execute rigorous testing protocols, analyze results, and drive continuous improvement. Your expertise will help us deliver cutting-edge products that meet the highest standards of quality and efficiency.

Join our innovative team at januaryinc as a Lead Backend Platform Engineer! In this pivotal role, you will drive the development of scalable backend systems that support our industry-leading products. Your expertise will guide a talented team as we push the boundaries of technology and deliver exceptional user experiences.

Be part of the financial revolution.At Robinhood, our mission is to democratize finance for everyone. With an anticipated transfer of $124 trillion in assets expected to be passed down to younger generations in the coming two decades, we invite you to join us at the forefront of this monumental financial and cultural transition.About the Team and RoleWe are assembling a top-tier team dedicated to tackling the most pressing financial challenges through cutting-edge technology. We seek bold innovators and adept problem-solvers—individuals who thrive on making a substantial impact. Robinhood is not a place for the complacent; it is where ambitious professionals excel in their careers. Our high-performing, agile team operates with ethics at the core of our mission. High expectations come with significant rewards.The Data Engineering team is responsible for creating and sustaining the foundational datasets that drive decision-making across Robinhood. We craft robust, scalable data systems that facilitate product analytics, growth strategy, financial reporting, experimentation, and machine learning. Our team collaborates closely with Product, Engineering, Data Science, and Finance to guarantee that accurate, well-structured data is accessible to all teams within the company. Our efforts directly impact how Robinhood evaluates performance, enhances customer experience, and scales its offerings.As a Senior Data Engineer, you will design, build, and enhance core datasets that monitor product performance and company-wide metrics. You will develop scalable data pipelines that incorporate application events and database snapshots into our data lake, ensuring high data quality and reliability. Collaborating with application engineers, you will improve data generation methods and partner with analytics teams to create intuitive, well-documented data models. This position provides a unique opportunity to establish the technical foundation that enables data-driven decision-making throughout the organization!This role is based in our Menlo Park, CA office, with in-person attendance expected at least 3 days per week.At Robinhood, we value the power of in-person collaboration to accelerate progress, ignite innovation, and strengthen community. Our office environment is designed to be intentional, invigorating, and fully supportive of high-performing teams.

Join Mainspring Energy as a Research and Development Test Engineer where you will play a pivotal role in advancing our innovative energy solutions. Your expertise will contribute to the design, execution, and analysis of tests, ensuring high-quality performance and reliability of our products.

Prophet Security creates automation tools designed for security teams. The company’s platform analyzes security alerts, builds and executes investigative plans, and delivers actionable findings. Security analysts use these results and provide feedback, helping improve automation over time. Prophet Security is led by a founding team with over 30 years of cybersecurity experience from organizations including Abnormal Security, Expel, Mandiant, McAfee, Oracle, Red Canary, Red Hat, Riverbed, and Symantec. Headquarters are in Menlo Park, with a hybrid work model. Role overview This Senior Full Stack Software Engineer role focuses on building the user-facing elements of Prophet Security’s AI SOC platform. As an early engineering team member, there is significant influence over product direction, technical architecture, and team culture. The initial emphasis is on frontend development, designing and implementing interfaces that security analysts use to investigate alerts, review AI-generated findings, and respond to threats. Over time, responsibilities can expand to backend systems, such as APIs, data pipelines, integrations, and services supporting the platform. What you will do Work with design, product, and backend engineers to deliver features for security analysts Collaborate with the security operations team and interact directly with customers to understand practical needs Shape product direction, technical architecture, and engineering practices as part of the early team Requirements Strong, recent experience in modern frontend development Interest in both frontend and backend engineering Comfort working collaboratively in a startup setting Location This position is based in Menlo Park and follows a hybrid work schedule.

Company OverviewAt Mainspring Energy, we are at the forefront of transforming power generation with our innovative Mainspring Linear Generator. This groundbreaking technology is favored by commercial, industrial, and utility leaders for its flexibility and reliability, providing local power solutions for applications such as EV charging, data centers, and grid-scale operations. Our generator is not only fuel-flexible but also delivers on-demand energy with minimal environmental impact, boasting near-zero NOx emissions.Supported by prominent investors, including Khosla Ventures, Bill Gates, American Electric Power, Lightrock, and General Catalyst, Mainspring designs, manufactures, and distributes its products across the U.S. and is poised for rapid international growth.Driven by our vision of creating an affordable, reliable, and net-zero carbon grid, we are expanding our presence in the $816 billion global electricity equipment market and are eager to welcome exceptional talent to help us meet increasing global demand. We value diverse backgrounds and experiences, as they foster innovation and fresh perspectives for our customers.We seek to establish connections with individuals who resonate with our core values:Pragmatic Optimism. Cultivating a new category in power generation requires a blend of ambitious creativity and practical problem-solving. Every challenge presents an opportunity for growth.Excellence without Ego. We are committed to delivering a superior customer experience across all facets of our operations, from sales to service. Our approach combines technical excellence with humility, recognizing our collective and individual challenges.Proactive Collaboration. The integrated nature of our business demands an intentional collaboration across diverse skills, perspectives, and priorities, fostering a culture of respect and inclusion that extends to our partners and customers.Discover more about us at www.mainspringenergy.com

Be a Part of the Financial Revolution.Our vision is to democratize finance for everyone. An estimated $124 trillion of assets will transition to younger generations over the next two decades, marking the largest wealth transfer in history. If you are eager to be at the forefront of this monumental cultural and financial transformation, we invite you to continue reading.About Our Team and Your RoleWe are assembling an elite team committed to leveraging cutting-edge technologies to tackle the world’s most pressing financial challenges. We seek innovative thinkers, adept problem-solvers, and builders who are driven to make a significant impact. Robinhood is not a place for mediocrity; it is where ambitious individuals achieve the pinnacle of their careers. Our culture is characterized by high-performance, rapid pace, and a commitment to ethics in all that we do. The stakes are high, but so are the rewards.The Crypto Custody team is dedicated to creating a state-of-the-art custody platform that supports both custodial and non-custodial blockchain products, ensuring exceptional security and reliability. We manage Robinhood’s foundational crypto custody infrastructure, directly contributing to the launch of new products, asset diversification, and global expansion.As a Staff Software Engineer, you will be responsible for designing and scaling secure systems for digital asset custody, transforming manual processes into automated, policy-driven solutions. You will lead critical custody initiatives, enhance system reliability and compliance, and work collaboratively with cross-functional teams to ensure the secure management of digital assets on a large scale.This position is primarily based in our New York, NY office, with a requirement for in-person attendance at least three days a week.At Robinhood, we recognize the value of in-person collaboration in accelerating progress, inspiring innovation, and fostering community. Our office environment is intentional, invigorating, and tailored to support high-performing teams.

Join Mainspring Energy as a Senior Electrical Engineer specializing in Power Electronics, where you will play a pivotal role in advancing innovative energy solutions. You will lead design and development efforts, working collaboratively with cross-functional teams to deliver cutting-edge power electronics systems that enhance energy efficiency and reliability.

At Workstream, we are dedicated to creating a comprehensive HR, payroll, and hiring platform specifically designed for managing the hourly workforce. With 2.7 billion hourly workers comprising 80% of the global workforce, this segment has been woefully neglected by technological advancements and deserves superior solutions. Our platform has been developed with the unique needs of the hourly workforce in mind, enabling businesses and their employees to prosper.Our clientele includes prominent brands across various industries, such as Burger King, Carl's Jr./Hardee's, IHOP, KFC, and Culvers. As a rapidly growing Series B company, we are expanding our product offerings to fulfill our ambitious vision. We are supported by renowned venture capitalists and industry leaders, including Founders Fund, BOND, and Coatue.Join Our JourneyWe are on the lookout for a Director of Engineering to spearhead our global engineering and QA teams. Following a phase of rapid expansion, we need an experienced technical leader who can unify our distributed teams, enhance our delivery efficiency, and uphold a high standard of architectural excellence.Reporting directly to our executive team, you will manage an organization of over 80 engineers and 12 QA specialists. With 70% of our engineering talent located in China, this role demands a leader capable of bridging Eastern and Western business cultures while cultivating a cohesive, high-performing engineering culture globally.This is a full-time, hybrid position requiring attendance in our Menlo Park office three days a week to facilitate close collaboration with cross-functional teams.