Linux Kernels Software Lead

About Our Team At OpenAI, our Scaling team is dedicated to developing and fine-tuning large-scale infrastructure that empowers the next generation of AI workloads. We are passionate about pushing the limits of technology to create impactful AI systems that benefit everyone.Role Overview We are seeking a pioneering Lead Linux Kernel Developer to join our Scal…

Join Our Innovative AI Lab as an IT Specialist!At cognition, we are pioneering the future of technology by developing cutting-edge, end-to-end software agents. Our flagship products, Devin—the first AI software engineer—and Windsurf, an AI-native IDE, exemplify our commitment to creating collaborative AI teammates that empower engineers to tackle more complex challenges and achieve remarkable goals.Our tight-knit team comprises some of the brightest minds in the industry, including competitive programming champions and seasoned leaders from trailblazing companies such as Scale AI, Palantir, Waymo, Tesla, and Google DeepMind.While we've made significant strides with Devin and Windsurf, the most challenging and rewarding projects are still ahead. If you are passionate about revolutionizing technology and solving real-world problems through AI, we encourage you to apply and join our journey.Job ResponsibilitiesEnhance User Productivity: Implement and manage tools and services that boost productivity for our engineering and go-to-market teams.Technical Support: Deliver prompt solutions to IT-related issues, including device troubleshooting and support for conferencing systems.Process Automation: Design and implement automated workflows to minimize manual tasks and enhance operational efficiency.System Administration: Oversee Okta instances, MDM solutions, and various SaaS platforms, including Google Workspace and Microsoft Office 365.Device Management: Procure, configure, deploy, and maintain hardware for employees across all locations.Security & Compliance: Enforce best practices for end-user security across all IT systems.Documentation & Inventory: Create comprehensive documentation while managing IT assets and software licenses.Essential QualificationsA minimum of 3 years of experience in technical IT support or related fields.Proficiency in managing SaaS solutions, including Google Workspace and Microsoft Office 365.Strong troubleshooting skills for hardware and software issues.Experience with identity and access management tools, particularly Okta.Exceptional communication skills with a collaborative mindset.Ability to thrive in a fast-paced, dynamic environment.

About MeshAt Mesh, we empower consumers to transact seamlessly using any asset. In a world where trillions of dollars in tokenized assets exist yet remain underutilized for daily transactions, Mesh is revolutionizing the landscape by making crypto payments reliable, practical, and widely accepted. Our robust orchestration engine, paired with an intuitive consumer app, unlocks liquidity globally. Supported by eminent investors such as PayPal Ventures, Paradigm, and Galaxy Ventures, we are crafting the backbone for the next phase of the global economy. Join our mission!OverviewAs an Engineering Manager, you will spearhead a global team of skilled engineers dedicated to the development and delivery of our innovative products. You will champion best engineering practices, cultivate a culture of continuous innovation, and instill a strong sense of accountability within your team. Your leadership will be crucial to scaling our high-performance team while successfully navigating the challenges of a dynamic startup environment.

Join Example Org, a pioneering software company revolutionizing real-time collaboration on essential workflows. Established in 2012, we proudly serve over 10,000 customers globally and have the backing of esteemed investors like Example Capital. With our Series C funding, we are valued at $750 million.As an Infrastructure Engineer, you will be an integral part of our dynamic team, reporting directly to the team manager. Your contributions will be vital in enhancing our workflows and driving our projects to success.Your ResponsibilitiesEngage in collaborative meetings to align on project deliverables.Lead innovative initiatives that push our technological boundaries.Assist in recruiting and building a strong team.Mentor and support the professional development of team members.

Graphite builds tools for modern software engineering teams. Our focus: consumer-grade products that help engineers move faster and deliver strong results. What We Build Graphite offers code review solutions tailored for agile teams. The platform streamlines writing and reviewing small pull requests, so engineers stay unblocked and ship work quickly. Individual users can adopt Graphite without forcing their colleagues to change tools, thanks to seamless code and review syncing. Our inspiration comes from internal tools like Phabricator (Facebook) and Critique (Google), which enable small, incremental changes to move through review and deployment smoothly. The long-term goal: help fast-moving teams reach their targets with better workflows and products. Who We Are Graphite is working to redefine code review and influence the future of high-quality software development. Collaboration drives our approach to building and operating. We value craftsmanship, scientific thinking, and disciplined ambition. Team members are expected to take ownership, both in their work and through equity. Outside the office, you might find us making espresso, playing music, or practicing yoga. Each person brings something unique. About the Role The Engineering Manager at Graphite balances hands-on coding, team leadership, and technical direction. This role leads projects with clarity and care, supports team growth, and sets a strong example in both engineering and management. Key Responsibilities Manage and develop engineering teams while staying engaged with the codebase. Bring a strong technical background: skilled in coding, code review, and designing scalable systems. Provide clarity and alignment on complex technical decisions and challenges. Lead with empathy, foster team growth, and advocate for software engineering best practices. Location This role is based in San Francisco.

Coframe seeks Agent Engineers based in the SF Bay Area to design and build scalable systems focused on generating, testing, and monitoring user interfaces. This position centers on delivering reliable solutions that support a range of products and platforms. Key responsibilities Develop systems that create consistent, production-ready experiences for multiple platforms Implement automated tools for quality assurance and interface monitoring Enable rapid experimentation and ongoing optimization Role impact Agent Engineers at Coframe play a direct role in improving optimization, accelerating experimentation, and achieving measurable results across various products and platforms.

About SesameAt Sesame, we envision a world where computers can interact with us in authentic, lifelike ways—seeing, hearing, and collaborating as humans do. Our mission is to create an innovative computer interface that seamlessly integrates voice agents into everyday life. Our diverse team comprises founders from Oculus and Ubiquity6 and seasoned professionals from Meta, Google, and Apple, each bringing extensive expertise in hardware and software. Join us in pioneering a future where technology feels alive.About the RoleAs a Backend Infrastructure Engineer at Sesame, you will play a pivotal role in shaping the foundational aspects of our technology stack. This position focuses on developing high-impact infrastructure, services, and tools that are broad-reaching rather than narrowly defined. You will tackle scalability and architectural challenges across various domains, including agentic workflows, speech recognition and synthesis, IoT, large-scale training, and efficient low-latency inference. If you're driven by the challenge of creating an ultra-efficient, scalable, and reliable engineering ecosystem through a blend of tooling, services, libraries, and infrastructure, this is the perfect opportunity for you.Responsibilities:Design and develop foundational infrastructure to support serving, training, and applications at Sesame.Enhance productivity for engineering teams by automating processes and creating exceptional tools.Deliver software solutions that empower product and machine learning engineers to build secure, scalable, and dependable systems from the ground up.Your responsibilities will encompass provider, service, security, and developer infrastructure, as well as the architecture and implementation of core services and libraries.

Join Our Innovative TeamAt ChatGPT Engineering, we are dedicated to crafting the user interfaces that millions rely on daily. Our mission is to enhance AI capabilities through seamless, polished, and trustworthy experiences for our users. As a Frontend Engineer, you will play a pivotal role, collaborating with design, product, research, and backend teams to deliver intuitive and reliable features that scale globally.Our diverse teams focus on areas such as Growth, Ecosystems, Personalization, Search & Knowledge Experiences, and Platform UI. Together, we build foundational UI and product experiences that empower users to discover, trust, and gain value from ChatGPT.Your RoleWe are seeking talented Frontend Engineers to create cutting-edge product experiences for ChatGPT. You will focus on impactful user flows, UI architecture, and performance, delivering features that transform advanced AI into a simple, responsive, and delightful experience for users.Key ResponsibilitiesDesign and implement high-quality product experiences across web platforms.Collaborate with design and product teams to turn innovative ideas into stunning, accessible UIs.Lead frontend architecture decisions, including component systems, state management, routing, and client-side performance optimizations.Enhance reliability and quality through effective testing, monitoring, and tooling.Work closely with backend and data teams to integrate APIs and deliver comprehensive end-to-end features.Contribute to the long-term technical vision and participate in design and architecture reviews.Who You ArePossess strong frontend development skills using modern web frameworks (e.g., React, TypeScript) and have experience building scalable production UIs.Exhibit a passion for performance, accessibility, and craftsmanship, paying attention to detail while maintaining speed.Enjoy collaborating across the tech stack and working closely with design and product teams.Thrive in fast-paced environments and embrace ambiguity, all while upholding high quality standards.LocationWe welcome applicants from San Francisco, New York, and Seattle.About OpenAIOpenAI is at the forefront of AI research and deployment, committed to ensuring that general-purpose artificial intelligence benefits all of humanity. We push the limits of AI capabilities, striving for innovations that improve lives globally.

ABOUT BASETENAt Baseten, we empower revolutionary AI companies, including Cursor, Notion, OpenEvidence, Abridge, Clay, Gamma, and Writer, to achieve mission-critical inference. By integrating cutting-edge AI research, adaptable infrastructure, and user-friendly developer tools, we enable organizations at the forefront of AI to seamlessly deploy advanced models into production. Our rapid growth is exemplified by our recent $300M Series E funding, supported by esteemed investors such as BOND, IVP, Spark Capital, Greylock, and Conviction. Join us in creating the essential platform that engineers rely on to launch AI products successfully.THE ROLEAs a Forward Deployed Engineer at Baseten, you will collaborate closely with clients to design, develop, and implement high-scale production AI applications utilizing our platform. You will guide customers through their journey from initial concept to full production deployment, expertly translating vague business objectives into dependable, observable services that meet clear standards for quality, latency, and cost.This position is ideal for innovative engineers eager to gain insights into how modern enterprises adopt AI at scale, and who thrive in environments that blend product development, software engineering, performance optimization, and direct customer engagement.Please note that this is a hands-on engineering role involving coding and software development, complemented by responsibilities in product management, technical customer success, and pre-sales solution engineering.EXAMPLE INITIATIVESExplore these insightful blog posts authored by our Forward Deployed Engineering team: Forward Deployed Engineering on the Frontier of AIThe Fastest, Most Accurate Whisper TranscriptionDeploy Production-Ready Model Servers from Docker ImagesDeploy Custom ComfyUI Workflows as APIs

Join Codegen as a Senior Staff Engineer, where your expertise will play a pivotal role in shaping our software solutions. We are looking for individuals with over a decade of robust software engineering experience, particularly in backend development, who are adept at independently designing and implementing large-scale, intricate systems. This is your chance to contribute to innovative projects in a role that offers both high autonomy and significant impact on our Python backend and associated technologies.About the RoleAs a full-time Senior Staff Engineer at Codegen, you will take ownership of critical segments of our Python backend, transforming them into reliable and scalable systems.In this role, you will iterate on features, prototype solutions, and refine them to meet enterprise standards. The ideal candidate will be self-motivated, capable of working independently while also collaborating effectively to drive projects to completion. This position is tailored for senior professionals who thrive in fast-paced environments and are passionate about cultivating an elite engineering culture.Our technology stack includes Python, OpenAPI APIs, FastAPI, and Modal for backend services, with strong integration with git, Retool for internal tools, and a minimal frontend built using Remix.js and TypeScript.

Join Lever as a Senior Engineering Manager, where you'll lead a dedicated team that plays a critical role in maintaining our platform APIs. Your expertise will guide the development of essential services, including user management, authentication, and payment gateways, while fostering a collaborative team environment.We are passionate about building the future of hiring software, which is trusted by industry leaders such as Netflix, Yelp, Cirque du Soleil, Shopify, and Spotify. As a part of our team, you will contribute to a culture that values innovation and growth, and be recognized in a company that has been honored as a top workplace in San Francisco and the broader United States.

Join Our Innovative TeamThe ChatGPT team at OpenAI is at the forefront of our mission to innovate across core domains, including Growth, Personalization, and Search Infrastructure. We are expanding our talented teams to create cutting-edge experiences, tools, and systems that enhance ChatGPT's functionality across all user platforms.Your Role as an Android EngineerWe are seeking a skilled Android Software Engineer to take the lead in developing exciting new features for the ChatGPT Android application.Key Responsibilities:Craft and implement innovative features and functionalities for the ChatGPT Android app.Set and uphold rigorous engineering standards focusing on performance, reliability, and code quality.Collaborate with cross-functional teams to design user-centric experiences.Influence technical decisions and establish a robust long-term architecture for mobile platforms.Provide mentorship and guidance to peers through code reviews and shared ownership.Ideal Candidate Attributes:Proficient in Android development using Kotlin/Java, modern architectural patterns, and Jetpack.A passion for enhancing mobile UX and optimizing system performance.Thrives in dynamic, collaborative environments.We are open to candidates in San Francisco, New York, and Seattle.About OpenAIOpenAI is a pioneering AI research and deployment organization dedicated to ensuring that general-purpose artificial intelligence serves the interests of humanity. We actively push the boundaries of AI capabilities while prioritizing safety and human-centric design in all our products. Our commitment to inclusivity drives our mission to incorporate diverse perspectives, experiences, and voices, reflecting the full spectrum of humanity.We are proud to be an equal opportunity employer, embracing diversity and ensuring that all individuals are treated fairly, regardless of race, religion, gender, or any other protected characteristic.

About the PositionAs a Senior Backend Engineer at Nash, you will be instrumental in the design and development of our backend systems, services, and APIs. Collaborating closely with our CTO, co-founder, and the engineering and product teams, you will help scale our platform, enhance performance, and build a robust infrastructure that facilitates seamless logistics operations. This role presents an exciting opportunity to contribute to Nash as we create innovative products across the logistics value chain for enterprises, marketplaces, and small to medium-sized businesses (SMBs).Key ResponsibilitiesDesign, develop, and maintain high-performance, scalable backend services and APIs.Architect and implement efficient data structures and models.Optimize system performance, scalability, and security.Debug, troubleshoot, and resolve backend issues in production environments.Work closely with frontend engineers to develop seamless API integrations.Implement best practices for observability, monitoring, and logging to ensure system reliability.Collaborate both independently and as part of a team to tackle complex technical challenges.Promote best practices in documentation, testing, and maintainability.Qualifications4+ years of experience in developing and deploying scalable backend systems.Proficient in Python and related backend frameworks.Experience in designing and utilizing RESTful APIs and databases (e.g., PostgreSQL, AWS RDS).Solid understanding of cloud platforms (preferably AWS) and deployment best practices, including managed services (serverless, databases, queues) and CI/CD pipelines.In-depth knowledge of scalable system design and performance optimization.Exceptional problem-solving skills with the ability to work independently in a dynamic environment.Startup experience is advantageous but not mandatory.Preference for candidates located in the Bay Area; Nash operates a hybrid-first product team with an office in San Francisco.Bonus: Familiarity with AsyncIO and event-driven programming.

Be a part of the groundbreaking journey to develop Gram, our latest product, and influence the future of agentic development.About SpeakeasyInitially focused on creating robust toolchains for high-quality SDKs for APIs, we have evolved to offer agentic tools and MCPs with the introduction of Gram. Our rapid growth has been fueled by the demand from enterprise clients such as LaunchDarkly, Fivetran, and Verizon, alongside agile startups innovating and deploying MCP tools and applications on the Gram platform. To meet this demand, we are expanding our team rapidly.Our development process is transparent—check out our GitHub repository. We collaborate closely with a diverse range of clients, from small startups to large Fortune 500 companies.About GramGram empowers both enterprises and dynamic startups to securely and efficiently connect their data to AI. The platform simplifies the process of deploying code and integrating APIs to create agentic tools, combining them into cohesive toolsets, which can be delivered as hosted MCPs. These specialized MCP servers drive our clients' agents, coding agents, and chat clients.About the RoleThis is an exceptional opportunity to join a passionate team dedicated to enhancing the developer experience, making it an intuitive craft that tackles complex challenges. You will engage with an early-stage product alongside a proven team, collaborating daily with founders and customers. While experience in architecting and scaling modern web infrastructure, designing user-friendly developer interfaces, or developing web services in Golang is valuable, we prioritize finding versatile generalists and product engineers who are enthusiastic about enhancing developer experiences.You are an ideal candidate if...You are eager to join a talented team composed of former founders and experts in various developer tools, languages, and infrastructure (with over a quarter of the team fitting this description).You thrive on ownership throughout the entire development lifecycle: building, shipping, supporting, and assessing impact.You have a proven track record of significantly enhancing customer experiences and contributing to company growth.You possess an exceptional capacity for learning, adapting to new frameworks, and navigating the full technology stack from backend to frontend.

Join Pinterest as an Engineering Manager for the Agent Foundations team, where you will lead innovative projects that enhance user experiences and business outcomes. You will be responsible for managing a talented team of engineers, guiding them through technical challenges, and fostering a collaborative environment. Your leadership will drive the development of core technology that powers Pinterest’s capabilities.

About TybaTyba is an innovative modeling platform designed specifically for energy companies focused on developing, financing, and managing renewable energy infrastructure. Our platform empowers energy companies to leverage technical models that are crucial for making informed infrastructure decisions.Our mission is to democratize access to state-of-the-art models across diverse teams within organizations, enabling them to construct and operate renewable energy projects more profitably. Supported by leading climate-focused and generalist venture capitalists, we collaborate with some of the most forward-thinking companies in the energy sector.The RoleWe are seeking a skilled software engineer to join our Asset Operations Backend team and contribute to the clean energy transition. In this pivotal role, you will operate at the nexus of data science support and robust backend systems, bringing advanced optimization and forecasting models to life while developing the scalable infrastructure behind our expanding portfolio of battery storage assets.Our auto-bidding platform integrates price forecasts and bid optimization algorithms to provide exceptional market returns for our clients. You will spearhead essential initiatives that deliver high-impact features, collaborating closely with cross-functional teams and delving deep into the complexities of power markets and their interconnected systems. This role is vital within our startup environment, where your contributions will directly accelerate the energy transition.Your responsibilities will include supporting our data science and optimization teams (utilizing specialized Python libraries like cvxpy and neuralforecast) as well as building resilient backend services and system architectures. You will play a key role in guiding our evolution from the current architecture to a more modular microservices framework across Python, Clojure, and Kotlin.Tyba’s Product SuiteTyba offers two primary products—Operations and Project Simulation:Operations: An auto-bidding platform driven by a proprietary neural network that recommends and implements operational strategies based on leading-edge price forecasts and optimization techniques. Our platform consistently delivers revenue outcomes ranking in the top 5% of ERCOT assets.Project Simulation: A flexible simulation platform that allows developers to model realistic financial and physical outcomes based on geographical location, market dynamics, and battery specifications.

About UsWe are an innovative stealth-mode company funded by a16z Speedrun, dedicated to empowering leading consumer brands to achieve exceptional growth. Our cutting-edge solutions have gained the trust of pioneering organizations like Higgsfield and Promova among others. As we expand, we seek talented individuals who are eager to make a significant impact in the realm of consumer technology. You will be part of a passionate team at a crucial juncture, thriving in an environment that champions initiative, ambition, and creative solutions.The RoleAs a Senior Backend Engineer, you will be instrumental in developing and maintaining the essential backend infrastructure that powers our products. Your responsibilities will include:Designing scalable architectures that effectively support new product features and business objectives.Leading the development, deployment, and optimization of backend services to ensure top performance, reliability, and maintainability.Collaborating with cross-functional teams to seamlessly integrate third-party platforms, APIs, and cutting-edge AI technologies.Facilitating technical discussions, providing mentorship, and sharing best practices with fellow team members.Actively contributing to the continuous enhancement of our engineering standards and development workflows.Proactively identifying and addressing complex technical challenges to ensure stable and secure operations.What We ExpectA minimum of 5 years of professional experience in backend development, showcasing a history of delivering reliable and scalable systems.Advanced expertise in server-side programming and experience in designing database-driven applications.A solid understanding of API development, systems integration, and software engineering best practices.Proven experience in building and maintaining production environments that scale effectively for real users.An independent, proactive approach to problem-solving, coupled with the ability to drive projects forward.A commitment to joining our team full-time, with a desire to grow within a fast-paced, ambitious startup.How to ApplyPlease send us a brief introduction about yourself, along with a description of a technical project or system you are most proud of. We are excited to learn how you can contribute to our vision and success.

About World Labs: At World Labs, we are revolutionizing the way artificial intelligence interacts with the world around us. Our foundational world models are designed to perceive, generate, reason, and engage with the 3D environment, thereby unlocking the full potential of AI through spatial intelligence. We are committed to transforming the realms of storytelling, creativity, design, simulation, and immersive experiences, both in virtual and physical worlds. Our team is composed of world-class professionals, each united by a shared curiosity and passion for technology. With backgrounds spanning AI research, systems engineering, and product design, we create a dynamic feedback loop that seamlessly integrates cutting-edge research with user-centric products. Role Overview: We are seeking a Senior Full Stack Product Engineer who excels at the intersection of product development and engineering. You should possess robust coding skills across the tech stack, a keen eye for crafting intuitive user experiences, and the technical prowess to develop sophisticated 3D web applications. In this role, you will take ownership of product features from inception to deployment, building responsive, user-centric web applications as well as backend generative AI services and APIs. Collaboration with our research team will be crucial as we work together to translate innovative AI research into practical applications. As a player-coach, your engineering expertise and passion for product development will drive our success.

Complete is dedicated to transforming compensation into a strategic advantage for the most impactful companies globally. We're revolutionizing compensation processes by moving away from outdated spreadsheets to modern, efficient systems. Our solutions encompass comprehensive compensation cycle planning, leveling, total rewards statements for employees, and interactive candidate offers, among other features!Why Join Us at Complete?We understand that effective compensation strategies are vital to a company's success and represent one of its largest expenditures. Many enterprises struggle to develop and implement a solid compensation strategy, which can lead to significant financial and operational inefficiencies. We believe that innovative compensation approaches are the key to sustainable success.Complete is proudly supported by Accel and Y Combinator, and we are fortunate to have esteemed advisors like Will Larson (CTO of Carta), Eric Sagar (COO of Plaid), and Mathilde Collin (CEO of Front).About Our Team We are passionate builders focused on delivering quality. We believe that 21st-century software should be intuitive and require minimal training. Our culture is characterized by low ego and rapid execution. Success doesn't come from large teams but from focused efforts. Our tight-knit team of fewer than 10 people combines exceptional product and business expertise, allowing us to compete effectively in the market. This is your opportunity to join us at a pivotal moment!⭐ Our clientele ranges from innovative startups like Linear and Brex to established public companies like Roblox, and we are continually adding remarkable names to our roster. We thrive in a collaborative environment at our San Francisco office, located near Embarcadero BART, where we work together in person 4-5 days a week. We believe that bringing top talent together in a creative space is the fastest route to success.Your RoleAt this exciting juncture, we are seeking Senior or Staff Engineers to help us scale towards $XXM+ in ARR. Ideal candidates are those who are proactive, enjoy working with urgency, and have a strong focus on customer outcomes. You will have the opportunity to make significant contributions in three key areas:Ownership: We are looking for experienced individuals who can take charge of projects and drive them to successful completion.

At greptile, we are pioneering the development of autonomous agents to validate code changes seamlessly. Our current focus is on artificial intelligence that reviews pull requests on GitHub, identifying bugs and ensuring adherence to coding standards. We currently analyze nearly 1 billion lines of code each month for over 3,000 companies.Challenges We Are Passionate AboutCan we create agents that absorb coding standards through experience, similar to how a new hire learns?How can we tailor feedback on pull requests for each customer using sample-efficient reinforcement learning to enhance the signal-to-noise ratio?Can we autonomously deploy feature branches and utilize agents to rigorously test applications and discover hidden bugs?Our Growth PathWe proudly serve over 7,000 customers.Our funding totals $30 million, backed by notable investors such as Benchmark, Y Combinator, Paul Graham, and Initialized.Our TeamOur team is comprised of highly skilled professionals with experience scaling vital functions at industry leaders like Stripe, Google, and Figma.Key ResponsibilitiesLead and execute critical engineering projects that drive growth, from opportunity identification to launch and iterative improvement.Design and conduct experiments covering the entire user journey, including the marketing website, onboarding processes, and product interactions.Collaborate closely with product and growth teams to define ideas and deliver high-quality, production-ready implementations.Establish and manage core analytics and attribution frameworks, including event tracking, dashboards, and reporting that inform decision-making.Set and monitor clear success metrics (e.g., activation, conversion, retention) and leverage data to refine strategies.Work across the technology stack (frontend, backend, and data) to implement practical solutions that significantly impact key metrics.Balance rapid experimentation with higher-stakes projects, taking ownership of technical execution in all scenarios.