Infrastructure Engineer at Chalk | San Francisco

About ChalkAt Chalk, we are revolutionizing the data platform that drives the future of machine learning applications. Our mission is to eliminate the complexity, latency, and scalability issues that have historically limited ML capabilities. Our platform seamlessly integrates Rust-speed performance with user-friendly tools that developers adore. Renowned companies trust Chalk to combat fraudulent credit card transactions, verify identities, and enhance clean energy utilization. Recently, we secured a $50 million Series A funding, spearheaded by Felicis.About the RoleWe are on the lookout for talented engineers to join our Infrastructure team. This is a unique opportunity to become one of our early hires and significantly impact a fast-growing startup. You will have the autonomy to solve complex engineering challenges and take ownership of your projects.We seek a platform engineer with a solid background in infrastructure engineering. At Chalk, we are tackling problems related to DBMS query planning, optimization, compilers, and distributed analytical data processing systems.Chalk employs dynamic and static analysis of Python code to optimize arbitrary user Python code, orchestrate the necessary infrastructure implied by that code, and track metadata regarding data flow through our systems.Our team works in the office five days a week. We are flexible with unavoidable conflicts, but this is not a hybrid position.What You Will DoDevelop code to automate the orchestration and provisioning of infrastructure to implement Chalk technology for our customers and prospects.Create a robust platform for managing our hosted services and deploying Chalk into customer-owned cloud environments across AWS and GCP.Collaborate closely with our Engineering and Sales teams.Contribute to interviewing and expanding the Engineering team.What We’re Looking ForMinimum of 2 years of experience in software development for automated infrastructure management.Proficiency in Python, Go, and/or Terraform.Hands-on experience with AWS and/or GCP.Strong collaborative skills in both technical and non-technical teams.

Chalk builds a platform designed to simplify and accelerate machine learning applications. The company combines the speed of Rust with approachable tools, helping developers tackle issues like complexity, latency, and scalability in ML workflows. Businesses use Chalk to support use cases such as fraud detection, identity verification, and clean energy optimization. The company recently raised $50 million in Series A funding, led by Felicis. More details can be found in this Reuters article. Role overview This Forward Deployed Engineer role is based in San Francisco and requires full-time, in-person presence (five days a week). As an early team member, you will work closely with clients and Chalk’s machine learning teams to deliver tailored technical solutions and improve the company’s infrastructure. Projects span industries like healthcare, finance, and recommendation systems, with applications including cancer detection, fraud prevention, and product recommendations. What you will do Design and implement Chalk’s technology solutions for customers, learning the platform’s infrastructure and optimizing integrations. Work closely with Engineering and Sales teams to deliver projects. Act as the main technical contact for clients during both pre-sales and post-sales, supporting onboarding and ongoing needs. Advise clients as their requirements change and new product features become available. Contribute to hiring by participating in Engineering team interviews. Requirements Technical background in software development or machine learning model development. Minimum of 2 years of experience in backend software engineering. Proficiency in Python and SQL. Strong teamwork and collaboration skills. This position is not hybrid. While Chalk offers flexibility for unavoidable conflicts, the expectation is a full-time, in-office schedule.

About Chalk Inc. Chalk Inc. is revolutionizing the data platform landscape to empower the next generation of machine learning applications. We are dismantling traditional barriers of complexity, latency, and scalability that have historically limited ML capabilities. Our platform delivers Rust-speed performance paired with developer-friendly tools, making it the preferred choice for leading companies tackling issues such as preventing fraudulent credit card transactions, identity verification, and optimizing clean energy generation. Recently, we secured a $50 million Series A funding round, led by Felicis. About the Role We are seeking exceptional engineers to join our Infrastructure team. This is a unique opportunity to become an early employee in a high-growth startup, where you can make a significant impact. In this role, you will address complex engineering challenges with a high level of autonomy and ownership. Note: Our team works in the office five days a week. While we are flexible during unavoidable conflicts, this position is not hybrid. We are looking for a platform engineer with a solid foundation in infrastructure engineering. At Chalk, we tackle challenges from database management systems (DBMS), query planning and optimization, compilers, and distributed analytical data processing systems. Our team utilizes both dynamic and static analysis of Python programs to optimize arbitrary user Python code, orchestrate infrastructure based on the code structure, and track metadata concerning data flow through these systems. What You Will Do Develop automation code for orchestrating and provisioning infrastructure to execute Chalk technology for our customers and prospects. Create a management platform for our hosted services and oversee the deployment of Chalk in customer-owned cloud environments across AWS and GCP. Collaborate closely with our Engineering and Sales teams. Assist in interviewing and expanding the Engineering team. What We Are Looking For At least 2 years of experience in writing software for automating infrastructure management. Proficient in Python, Go, and/or Terraform. Experience with AWS and/or GCP. Strong collaboration skills.

About ChalkChalk is revolutionizing the data platform landscape to propel the advancements of machine learning applications. We dismantle the complexities, latencies, and scalability constraints that have historically hindered ML capabilities. Our platform melds the swift performance of Rust with intuitive tools that developers appreciate. Major companies rely on Chalk for diverse tasks, including thwarting fraudulent credit card transactions, identity verification, and optimizing clean energy utilization. Recently, we secured a $50 million Series A, spearheaded by Felicis.About the RoleWe are on the lookout for seasoned Frontend Software Engineers to join our dynamic team. In this role, you will spearhead the development of robust front-end architecture patterns, create well-abstracted reusable components, and collaborate across teams to enhance developer efficiency. Your success in this position will stem from your extensive front-end expertise and your ability to collaborate effectively across various teams and disciplines to achieve results.This position presents an exciting opportunity to join us in-person as an early employee, allowing you to make a significant impact at a rapidly growing startup. You will confront challenging engineering problems with considerable autonomy and ownership.We seek software engineers who are adept at resolving business challenges across all layers of the software stack, particularly focusing on frontend engineering. At Chalk, we construct reliable data processing systems capable of performing efficiently at scale, all while maintaining a strong emphasis on developer experience.We require engineers who can create world-class user experiences on both web and command-line interfaces, while also understanding and contributing to a codebase enriched with concepts from compilers, query planners, and distributed systems.Our team operates onsite five days a week. While we are flexible with unavoidable conflicts, this is not a hybrid role.What You Will DoCollaborate directly with Chalk’s co-founders to bring our initial iteration to productionDevelop using TypeScript (React), Python, and GoLead discussions on frontend architecture and conduct technical breakdowns.Enable data scientists and machine learning end-users to access the functionality of our core platform in their native environmentsRapidly iterate to enhance Chalk's offerings based on user feedback and needs.

About ChalkAt Chalk, we are revolutionizing the data landscape to fuel the next generation of machine learning applications. Our innovative platform dismantles the complexities and delays that have historically hindered ML potential. By integrating Rust-speed performance with user-friendly tools, we empower developers to excel. Top-tier companies rely on Chalk for essential tasks such as preventing fraudulent credit card transactions, verifying identities, and optimizing clean energy usage. Recently, we secured a $50 million Series A funding round, spearheaded by Felicis.About the RoleWe are in search of a talented Product Designer to shape the interaction experience for engineers, data scientists, and ML practitioners using our web and CLI tools.As a founding designer on our team, you will work in-office, full-time, and early in our journey—playing a pivotal role in defining our product, visual identity, interaction methodologies, and design standards from the ground up.You will collaborate closely with Chalk’s founders, engineers, and customers to convert intricate data infrastructures and workflows into seamless, user-friendly interfaces. If you thrive on transforming complex backend power into intuitive frontend experiences and are motivated to deliver designs on a weekly basis, we would love to connect with you.We welcome remote and hybrid work arrangements from our San Francisco, New York City, or Los Angeles offices.Your ResponsibilitiesEngage directly with engineers and founders to explore the problem landscape, establish requirements, prototype solutions, and deliver polished experiences (note that we do not have product managers).Take complete ownership of UI/UX, from initial concept to high-fidelity mockups and implementation.Proactively collect feedback from peers and users (primarily engineers and data scientists) to validate designs and iterate swiftly.Strike a balance between speed and refinement, prioritizing practical trade-offs to deliver quickly and learn effectively.Contribute to establishing the design system: components, patterns, and principles that will evolve with the team.Deliver designs ready for implementation within your first week.Your Qualifications5+ years of professional design experience.A portfolio that highlights your successful projects.Comfortable building user-centric designs for complex systems.

About ChalkChalk is at the forefront of developing a cutting-edge data platform that revolutionizes machine learning applications. We are committed to dismantling the traditional barriers of complexity, latency, and scalability that have limited ML capabilities. By merging high-performance Rust technology with user-friendly tools, we empower developers and organizations alike. Our platform is trusted by leading companies to combat fraudulent credit card transactions, validate identities, and optimize clean energy utilization. Recently, we secured a $50 million Series A funding round, spearheaded by Felicis.About the RoleWe are actively seeking passionate Full Stack Software Engineers to join our dynamic team. This is a unique opportunity to contribute significantly as an early employee within a rapidly growing startup. You will have the autonomy to tackle complex engineering challenges while taking full ownership of your work.Our ideal candidates are versatile engineers who excel at addressing business challenges across all layers of the software stack. At Chalk, we prioritize building robust data processing systems that perform efficiently at scale, all while focusing on an exceptional developer experience.We require engineers capable of crafting outstanding user experiences across both CLI and web interfaces, alongside a strong understanding of a codebase enriched with concepts from compilers, query planners, and distributed systems.Our team works in the office five days a week, with flexibility for unavoidable conflicts. Please note, this is not a hybrid position.What You Will DoCollaborate directly with Chalk’s co-founders to bring our first iteration to production.Develop applications using TypeScript, Python, Go, and React.Contribute to a codebase that incorporates advanced ideas from various fields.

About ChalkChalk is revolutionizing the data landscape with a cutting-edge platform that propels the future of machine learning applications. We eliminate the complexities, latency issues, and scalability constraints that have historically limited ML potential. Our platform merges the speed of Rust with intuitive tools that developers adore. Trusted by leading companies, Chalk is integral to operations that range from preventing credit card fraud to identity verification and optimizing clean energy solutions. Following our recent successful fundraising of $50 million in Series A funding, led by Felicis, we are poised for significant growth.About the RoleAs an Account Executive at Chalk, reporting directly to the VP of Sales, you will spearhead our efforts to secure new business, utilizing a technical, consultative sales approach particularly focused on high-growth, venture-backed companies. Your role will involve identifying and pursuing new business opportunities, potential customers, and vertical markets for Chalk's innovative solutions. You possess a solid understanding of technical products and services and thrive on articulating their value to clients. This is your chance to join us as an early employee and make a substantial impact in a rapidly growing start-up.We work in the office five days a week, but we are flexible when unavoidable conflicts arise. This position is not hybrid.Your ResponsibilitiesProactively identify potential customers and generate leads for new business.Develop and implement effective sales strategies to meet and exceed revenue targets.Conduct market analysis to shape Chalk’s sales strategy and playbook.Adopt a consultative sales approach by understanding customer objectives and technical hurdles.Become a knowledgeable resource on Chalk’s offerings and address client inquiries.

About Chalk Chalk builds a data platform designed to simplify machine learning at scale. The platform removes common barriers like complexity, latency, and scalability, giving developers high performance and approachable tools. Companies rely on Chalk for critical needs such as fraud prevention, identity verification, and clean energy optimization. Chalk recently raised $50 million in Series A funding led by Felicis. Role Overview: Field Marketing Manager (San Francisco) The Field Marketing Manager shapes how Chalk connects with technical audiences in person. Reporting to the VP of Marketing, this role builds Chalk’s presence at major industry conferences and creates original events that foster community around machine learning. The work goes beyond logistics and budgeting. Success comes from building genuine relationships within the developer community and turning those into real business opportunities. The ideal candidate knows what makes a technical event memorable and understands how to engage developers in meaningful ways. Key Responsibilities Design and execute an event strategy that selects the right conferences and ensures Chalk stands out. Plan and run Chalk-branded meetups, talks, and workshops to showcase the platform and strengthen community ties. Oversee the full event process: budget planning, multi-channel promotion, on-site coordination, and post-event analysis. Work closely with Developer Advocacy to align event plans with community engagement and business objectives. Partner with Sales during field activities to help close deals and generate qualified leads. Build relationships with event organizers and developer groups for strategic partnerships. Experiment with creative event formats to ensure Chalk stands out and leaves a strong impression.

About ChalkChalk Inc. is at the forefront of innovation, developing a robust data platform designed to enhance the capabilities of machine learning applications. Our mission is to eliminate the complexities, latency, and scalability issues that have previously limited ML functionalities. We fuse the efficiency of Rust with intuitive developer tools, making our platform a trusted resource for leading companies tackling diverse challenges, from preventing fraudulent credit card transactions to optimizing clean energy usage. Recently, we secured a $50 million Series A funding, led by Felicis.About the RoleWe are actively seeking skilled Frontend Software Engineers to join our dynamic team. In this position, you will take charge of establishing robust frontend architecture, spearheading the development of reusable components, and collaborating across various teams to enhance developer efficiency. If you are an adept engineer with extensive frontend experience who thrives in collaborative environments, this role is designed for you.This is an exciting opportunity to join us in-person as an early team member and significantly influence our growth at this high-velocity startup. You will face challenging engineering problems with ample autonomy and ownership.Please note: We require in-office presence five days a week, with flexibility for unavoidable conflicts. This is not a hybrid position.We are looking for engineers who are adept at addressing business challenges across all software layers, with a keen focus on frontend engineering. At Chalk, we create dependable data processing systems that perform exceptionally at scale, prioritizing developer experience.We need engineers who can construct exceptional user experiences across both web and command-line interfaces while also engaging with a codebase that incorporates principles from compilers, query planners, and distributed systems.What You Will DoCollaborate directly with Chalk’s co-founders to implement our initial production iteration.Develop using TypeScript (React), Python, and Go.Lead discussions on frontend architecture and technical specifications.Facilitate the integration of our core platform's functionality for data scientists and machine learning end-users in their respective environments.Rapidly iterate to enhance Chalk’s solutions.

About Chalk Chalk is revolutionizing the data platform landscape, enabling the future of machine learning applications. Our innovative solutions eliminate the complexities, latency, and scaling limitations that have historically hindered ML capabilities. With Rust-speed performance and a suite of elegant tools, we cater to developers' needs. Our platform is trusted by leading organizations to combat fraudulent credit card transactions, verify identities, and optimize clean energy capture. Recently, we secured a $50 million Series A round led by Felicis. About the Role As a Forward Deployed Engineer, you will leverage your exceptional software engineering skills to create tailored technical solutions in collaboration with our machine learning teams. You will engage directly with Chalk's customers to construct efficient feature pipelines addressing challenges in healthcare, finance, and recommendation systems. This position offers a unique chance to work closely with clients, gathering requirements and engineering pipelines for critical use cases such as cancer detection, fraud prevention, and product recommendations. Join us in-person as an early employee and significantly impact our high-growth startup. Note: We operate in-office five days a week, with flexibility for unavoidable conflicts. This is not a hybrid role.

About ChalkChalk is revolutionizing the landscape of machine learning applications by creating a cutting-edge data platform. Our mission is to dismantle the complexities, latency issues, and scalability challenges that have historically limited ML capabilities. By merging Rust-speed performance with developer-friendly tools, our platform empowers leading organizations to tackle challenges such as preventing fraudulent credit card transactions, identity verification, and optimizing clean energy utilization. Recently, we secured a $50 million Series A funding round led by Felicis.About the RoleIn this pivotal role, you will work closely with our founders to lead a team of exceptional engineers in developing our platform for real-time inference at scale. This presents a unique opportunity to influence the technical architecture and foster an engineering culture within a rapidly growing startup. You will collaborate with a talented group of individuals, including award-winning developers and seasoned quants, all committed to redefining the possibilities in ML inference.This is an in-office role, with a requirement to be present five days a week. We offer flexibility for unavoidable conflicts, but this is not a hybrid position.Key ResponsibilitiesLead a team of engineers dedicated to building Chalk's innovative data platform.Collaborate with the founding team to define and implement our technical roadmap.Establish engineering processes that promote rapid development without compromising quality.Engage directly with customers to understand their needs and ensure our platform addresses real-world ML challenges.Shape the engineering culture at Chalk as we expand—your leadership will be vital in nurturing exceptional talent.QualificationsMinimum of 5 years of engineering experience, with at least 2 years in a technical leadership role.Experience working in an early-stage startup environment.Proven track record in building production-level ML systems or data infrastructure.Strong programming skills and a solid understanding of systems architecture.Demonstrated ability to lead and inspire technical teams.Excellent communication skills, with the ability to bridge technical concepts and business objectives.A passion for machine learning and a dedication to driving innovation in the field.

About Chalk Inc.Chalk Inc. is at the forefront of revolutionizing machine learning applications through our cutting-edge data platform. We dismantle traditional barriers of complexity, latency, and scalability that have historically hindered ML capabilities. Our platform pairs the speed of Rust with user-friendly tools that developers adore. Trusted by leading companies, Chalk is instrumental in initiatives ranging from preventing fraudulent credit card transactions to optimizing clean energy usage. Recently, we secured a $50 million Series A funding led by Felicis.About the RoleWe are actively seeking skilled Software Engineers to join our dynamic team. This is a unique opportunity to become an early employee and significantly contribute to our rapidly growing startup. You will engage with challenging engineering problems while enjoying a high level of autonomy and ownership.Work EnvironmentOur team is in the office five days a week, and while we are flexible with unavoidable conflicts, this is not a hybrid role.Who We Are Looking ForWe seek software engineers who excel in tackling business challenges across all layers of the software stack. At Chalk, we create reliable data processing systems that perform exceptionally at scale, with a keen focus on enhancing developer experience.The ideal candidates will possess the ability to craft world-class user experiences across CLI and web interfaces while contributing to a codebase that integrates concepts from compilers, query planners, and distributed systems.What You Will DoCollaborate directly with Chalk’s co-founders to launch our first iteration.Develop using TypeScript, Python, Go, and React.Facilitate data scientists and machine learning end-users in utilizing our core platform functionalities in their preferred environments.Rapidly iterate to enhance Chalk’s platform in response to user feedback.

The OpportunityJoin rowspace as an Infrastructure Engineer and play a pivotal role in constructing and safeguarding the core of our cutting-edge AI data platform. In this position, you'll engineer systems capable of managing extensive volumes of sensitive financial information while adhering to rigorous security and compliance standards. Your work will involve real-time integration of public data with private, tenant-isolated customer data at scale.Key ResponsibilitiesDesign and implement scalable infrastructure to support our AI-driven knowledge engine that processes both structured and unstructured financial data.Establish a security-first architecture for private cloud environments, ensuring data governance aligns with financial services regulations.Create resilient data ingestion pipelines that accommodate a variety of data sources, from CapIQ feeds (structured data) to internal SharePoint documents (unstructured data).Develop comprehensive monitoring and alerting systems for our BYOC platform.Enforce access controls and maintain audit trails to ensure that AI interactions can be traced back to primary sources.Collaborate with our AI Research and Product teams to enhance infrastructure for LLM inference and training workloads, as well as agent infrastructure development.Establish CI/CD practices and infrastructure-as-code for swift, reliable deployments across multiple cloud providers.

About VibecodeAt Vibecode, we are revolutionizing the way software is created. Our innovative platform empowers anyone to articulate an idea and instantly transform it into a fully functional application—no coding skills required.We are tackling one of the most significant challenges in computing: aligning human intent with software execution. This endeavor necessitates groundbreaking advancements in AI reasoning, code generation, and user experience design.Our impressive seed funding comes from some of the top investors globally, including Alexis Ohanian (776), Arielle Zuckerberg, Cyan Banister (Long Journey), Ali Partovi, Suzanne Xie (Neo), and numerous esteemed angels from Google, Expo, OpenAI, and beyond.About the RoleAre you eager to be at the cutting edge of infrastructure design for a consumer product that will reach millions? If so, this opportunity is perfect for you.We seek an Infrastructure Engineer to develop the foundational systems that support millions of AI-generated applications. You will design a platform capable of securely hosting thousands of user-created applications concurrently while ensuring optimal performance and unwavering reliability.Your Responsibilities:Develop and implement secure sandbox environments for executing untrusted AI-generated code at scale.Create orchestration systems for stateless containers capable of launching over 10,000 applications simultaneously.Architect backend API services for real-time code generation, compilation, and deployment.Establish monitoring and observability systems for complex, multi-tenant application infrastructures.Design auto-scaling solutions to manage unpredictable traffic patterns from viral consumer applications.Build security-focused infrastructure that isolates user applications while preserving performance.This is not conventional infrastructure work. You will face unique challenges related to large-scale code execution, develop systems that are yet to be created, and establish infrastructure paradigms suited for the AI-native era.

We are seeking a highly skilled Senior Infrastructure Engineer to join our dynamic team at Bitgo. In this pivotal role, you will design, implement, and maintain our infrastructure systems, ensuring optimal performance and security. You will collaborate with cross-functional teams to develop innovative solutions and enhance our operational efficiency.Your expertise will be crucial in managing complex infrastructure environments and leveraging automation to streamline processes. If you are passionate about infrastructure engineering and are looking to make a significant impact in a fast-paced, cutting-edge environment, we want to hear from you!

At Greptile, we are on a mission to develop intelligent agents that autonomously verify code modifications. Our current focus involves utilizing AI to analyze pull requests on GitHub, effectively identifying bugs and enforcing coding standards. With our technology, we review nearly 1 billion lines of code each month for over 3,000 companies.Challenges We Are Excited To TackleDeveloping agents that can learn coding standards through experience, similar to how new hires adapt.Determining customer-specific preferences for pull request feedback using sample-efficient reinforcement learning to enhance signal-to-noise ratios.Implementing automated deployments of feature branches and leveraging agents to stress-test the application for bug detection.Our Growth TrajectoryServing over 7,000 customers.Successfully raised $30 million from prominent investors including Benchmark, Y Combinator, Paul Graham, and Initialized.Our TeamWe have curated a highly skilled team that has successfully scaled vital functions at leading companies such as Stripe, Google, Figma, and others.Key ResponsibilitiesDesign and implement resilient infrastructure to accommodate Greptile's expanding user base.Collaborate with our largest enterprise clients to facilitate the deployment of Greptile within their environments.Streamline the on-premise deployment process to support smaller clients with minimal hands-on intervention.

About NumeralNumeral is revolutionizing the automation framework for online commerce, beginning with the often tedious task of sales tax compliance. We take care of everything from registration to remittance, providing an exceptional service that allows e-commerce businesses to concentrate on their core mission: expanding their products, customer base, and teams.As one of the rapidly growing companies from Y Combinator’s Winter 2023 cohort, we are backed by prestigious investors such as Benchmark Capital. Our team boasts extensive experience from the pioneering days at Stripe, Airbnb, Notion, and other leading firms, and we are poised to bring that same level of expertise, speed, and ambition to an industry ripe for transformation.Numeral may be small, but our impact is significant. Our growth is already approaching unmanageable levels, meaning each new hire will play a crucial role in shaping our company’s future. If you’re eager to join as an early team member and desire the kind of ownership that can define your career, we would love to connect with you.MissionOperating an online business today often requires juggling numerous responsibilities, many of which are not why founders launched their ventures. Our mission is to alleviate the administrative and accounting pressures that divert businesses from their passions.We have already assisted hundreds of merchants in sidestepping the headache of establishing large finance teams solely to manage tax compliance. Looking ahead, we aim to broaden our positive impact by developing the automation layer that enables online businesses to remain agile, compliant, and prepared for the future.About the RoleWe are seeking a foundational Software Engineer (Infrastructure) who excels at tackling complex distributed systems challenges at scale. In this role, you will design and implement core infrastructure, enhance service reliability and observability, and guarantee the platform’s scalability as we accommodate growing transaction volumes and integrations.This is a pivotal role with high leverage: your contributions will shape the architecture and technical direction of our infrastructure platform, directly influencing our customers’ experience and the trajectory of the company.ResponsibilitiesDesign and develop highly scalable, secure, and reliable infrastructure to support critical APIs, services, and data pipelines.Lead infrastructure architecture decisions focusing on performance, observability, and fault tolerance.

About KernelKernel is a cutting-edge developer platform that offers Lightning-Fast Browsers-as-a-Service tailored for browser automation and web agent creation. Our API and MCP server enable developers to seamlessly launch browsers in the cloud without the hassle of infrastructure management.Our serverless browser platform takes care of the complex tasks: autoscaling reliable browser infrastructure, ensuring observability, and managing the intricate details of web interactions, allowing developers to concentrate on their agent functionalities rather than the underlying processes. Kernel brings AI to life, making it practical and powerful, empowering developers to deploy agents that can effectively engage with the digital landscape.We are trusted by teams at Cash App, Rye, and numerous others for diverse applications like in-depth research, QA automation, and real-time web analysis. We have successfully secured $22M in funding from notable investors including Accel, YCombinator, Vercel, Paul Graham, Solomon Hykes (Docker), David Cramer (Sentry), Charlie Marsh (Astral), among others.With just one line of code, you can deploy any web agent to our cloud. The rest is in your hands. If you're passionate about developing critical infrastructure for the next generation of AI applications, we would love to connect.

About Chalk Chalk is revolutionizing the data platform landscape, empowering the next generation of machine learning applications. By dismantling traditional barriers of complexity, latency, and scalability, we enhance the capabilities of ML. Our platform boasts Rust-speed performance combined with user-friendly tools that developers adore. Major corporations rely on Chalk for vital functions such as preventing fraudulent credit card transactions, identity verification, and optimizing clean energy utilization. Recently, we've raised a $50 million Series A round led by Felicis. About the Role In collaboration with our founders, you will spearhead a team of talented engineers dedicated to building our platform for real-time inference at scale. This position offers a unique chance to influence technical architecture and cultivate engineering culture in a rapidly-growing, early-stage company. You will work alongside exceptional individuals, including winners from Putnam and Advent of Code, former quants from Jane Street, and contributors to the Rust compiler—everyone committed to pushing the boundaries of what's achievable in ML inference. We maintain a fully in-office work environment, five days a week. While we embrace flexibility for unavoidable conflicts, this role does not support hybrid work arrangements. Your Responsibilities Lead a team of engineers focused on developing Chalk's data platform Collaborate with the founding team to define and implement our technical roadmap Establish engineering processes that promote high velocity while ensuring quality Engage directly with clients to understand their requirements and ensure that Chalk's platform effectively addresses real-world ML challenges Help shape Chalk's engineering culture as we expand—fostering top talent along the way Qualifications A minimum of 5 years of engineering experience, including at least 2 years in a leadership role Prior experience in an early-stage startup environment Proven track record in building production-level ML systems or data infrastructure Exceptional programming skills and a strong understanding of systems architecture Proven ability to lead technical teams Excellent communication skills capable of bridging technical and business contexts

About UsAt Salient, we are at the forefront of developing the AI infrastructure that will revolutionize financial operations, beginning with the automation of intricate and challenging workflows in loan servicing.Supported by prominent investors including a16z and Y Combinator, we have successfully raised $65 million in Series A funding.Achieving 8-figure ARR within less than two years, we are currently serving over 20% of the auto lending industry, managing millions of real customer calls and transactions each day.Our solutions are fully operational with major financial institutions, moving beyond mere proofs of concept.Excitingly, we are expanding into new segments of financial services!Our team thrives in an in-person office culture located in San Francisco, CA.We pride ourselves on being fully integrated with our clients, owning the entire tech stack, and rapidly advancing to implement modern AI in regulated sectors where precision, reliability, and performance are paramount.About the RoleWe are seeking a dedicated Staff Infrastructure Engineer who will architect and oversee the systems that enable Salient to scale effectively. In this influential individual contributor role, you will focus on infrastructure engineering, shaping how we build, deploy, and manage the infrastructure that handles millions of daily financial transactions and customer interactions. You will establish the technical direction for reliability, scalability, and developer velocity across the stack, ensuring that our platform is prepared for future developments.Why Join Us?We are among the fastest-growing companies in the Voice AI sector, having quadrupled our revenue last year and now managing close to one million calls daily.You will enjoy significant ownership of your work and contribute to our growth journey, both in business and engineering.As an AI-native organization, we continuously stay ahead in AI tools and engineering best practices, and you will have a direct hand in propelling this forward.Our culture is straightforward and results-driven, focused on building a successful and highly profitable business.Key ResponsibilitiesLead architectural decisions and technical evaluations for infrastructure-critical projects.Design, implement, and manage the cloud infrastructure (AWS/GCP) that powers Salient—covering everything from compute and networking to storage and observability.