Machine Learning Engineer at tvScientific | San Francisco, CA

tvScientific seeks a Senior Software Engineer to strengthen its digital advertising platform. This position centers on developing new features and enhancing current systems, all in support of the company's mission. Role overview This role involves designing, building, and improving software components that drive the platform's capabilities. The work includes both creating new functionality and refining established systems to ensure reliability and performance. Location This position is based in San Francisco, CA, with the option to work remotely from anywhere in the United States.

Join our dynamic team at tvScientific as a Senior Data Engineer. In this role, you will play a pivotal part in shaping our data infrastructure, enhancing our analytics capabilities, and driving data-driven decision-making across the organization. You will collaborate closely with cross-functional teams to implement innovative data solutions that support our strategic objectives.

Join tvScientific as a Sales Engineer where you will play a critical role in bridging the gap between our innovative technology and our sales strategy. You will work closely with our sales team to create tailored solutions that meet our clients' needs, leveraging your technical expertise to ensure successful implementation and customer satisfaction.

About Pinterest Pinterest helps millions of people worldwide discover new ideas, try fresh possibilities, and collect inspiration for their lives. The company’s mission is to empower individuals to curate a life they love, starting with a talented and diverse team. Pinterest values innovation and encourages employees to fuel growth for millions. Team members are supported in turning passion into opportunity, and the company celebrates different backgrounds while offering flexibility to help everyone do their best work. AI plays a central role at Pinterest, serving as a partner to boost creativity and impact. The hiring process focuses on both foundational skills and how candidates collaborate with AI. For more on Pinterest’s approach to AI in hiring, see this overview. About tvScientific tvScientific is a leading CTV advertising platform built for performance marketers. The platform uses large-scale data and advanced technology to automate and optimize TV advertising, helping businesses achieve measurable results. Media buying, optimization, measurement, and attribution all work together in a single solution. The team behind tvScientific includes experts in programmatic advertising, digital media, and ad verification, building tools for advertisers focused on business growth. Role Overview: Staff Data Engineer The Staff Data Engineer will lead the design, implementation, and improvement of identity services and the data governance platform at tvScientific. This role is critical for maintaining data integrity, privacy, and governance across the company. The position involves working at the intersection of data engineering, identity resolution, privacy, and platform reliability. As an individual contributor, the Staff Data Engineer will help define and carry out the strategic vision for data engineering within the organization. Location San Francisco, CA, US or Remote, US

tvScientific seeks a Machine Learning Platform Engineer to help shape the company’s advertising technology. This position can be based in San Francisco, CA, or performed remotely from anywhere in the United States. Role overview This role focuses on building and refining machine learning models that drive the core of tvScientific’s advertising platform. The work combines technical skill with creative problem-solving to support the platform’s effectiveness. What you will do Develop and optimize machine learning models to enhance advertising performance Collaborate with team members to deliver solutions that balance innovation, scalability, and reliability Apply technical expertise to address challenges at the intersection of technology and creative thinking Location Candidates may work from San Francisco, CA, or remotely within the US.

tvScientific seeks a Senior Backend Engineer to support the backend infrastructure behind its advertising products. The position centers on designing and building applications that handle scale, efficiency, and security needs. Key responsibilities Develop and enhance backend systems that power advertising offerings. Collaborate with engineering, product, and design teams to deliver new features and improvements. Maintain high standards for application performance, reliability, and security. Location San Francisco, CA, US Remote, US

Join tvScientific as a Senior Quality Assurance Engineer and play a pivotal role in ensuring the quality and reliability of our innovative advertising technology solutions. You will collaborate with cross-functional teams to define testing strategies, develop automated tests, and enhance our testing frameworks.Your expertise will help us deliver high-quality software that meets and exceeds customer expectations. If you are passionate about quality assurance and looking to make a significant impact in a dynamic environment, we want to hear from you!

Join tvScientific as a Senior Machine Learning Engineer and be at the forefront of developing and deploying innovative machine learning solutions that drive advertising efficiency. Your expertise will contribute to building cutting-edge algorithms and systems that enhance our clients' marketing strategies.In this role, you will collaborate with cross-functional teams to translate business requirements into technical specifications, and develop scalable models that leverage large datasets. Your passion for machine learning and data science will help shape the future of advertising technology.

At Hover, we empower individuals to design, enhance, and safeguard the properties they cherish. Our innovative AI technology, built on over a decade of real estate data, provides answers to pivotal questions like, “What will it look like?” and “What will it cost?” Homeowners, contractors, and insurance professionals depend on Hover for accurate, fully-measured, and interactive 3D models of any property, all achievable through a quick smartphone scan.Driven by curiosity and purpose, we are committed to serving our customers, communities, and one another. We believe that diverse perspectives yield the best ideas and are proud to foster an inclusive, high-performance culture that promotes growth, accountability, and excellence. Supported by renowned investors such as Google Ventures and Menlo Ventures, and trusted by industry leaders like Travelers, State Farm, and Nationwide, we are revolutionizing how people perceive and engage with their environments.Why Join Hover?We are transforming the construction industry by providing modern tools for design, documentation, and project estimation—areas that have long been neglected by software solutions. We seek a Senior Software Engineer excited to tackle real-world challenges and deliver software that aids thousands of professionals in designing, scoping jobs, planning projects, and achieving superior results for homeowners.In this role, you will utilize your strong technical skills, product insight, and collaborative spirit. You will take ownership of features from concept through to user delivery, influencing our development approach and enhancing your leadership abilities beyond coding. This position is perfect for someone ready to embrace greater responsibility, drive results with cross-functional teams, and shape the technical roadmap for a high-impact group.Your ContributionsAs a Senior Software Engineer, you will work across the stack—primarily using Ruby on Rails, React, and GraphQL—with opportunities to contribute to React Native mobile applications. You will build robust, scalable systems that power Hover's core product experiences.You will lead projects and features from inception to launch, covering everything from technical discovery and design to iteration and enhancement. Your contributions will impact customer-facing workflows, including onboarding, interactive design tools, inspections, and transactional systems, as well as platform capabilities that ensure product consistency.From crafting polished user interfaces to modeling backend systems and designing APIs, you will influence how professionals interact with Hover throughout their workflows. You will work closely with product and design teams, enhance shared systems, and foster a positive engineering culture through mentorship and collaboration.

Join our dynamic team as a Senior Software Engineer at toma, where you will play a pivotal role in developing innovative software solutions that drive our business forward. In this position, you will collaborate with cross-functional teams to design, implement, and maintain scalable applications. Your expertise will be essential in ensuring high-quality code and streamlined processes, ultimately enhancing our product offerings.

Join the innovative team at tvScientific as a Senior Data Scientist, where your expertise in data analysis and machine learning will drive impactful decisions. You will collaborate with cross-functional teams to develop data-driven strategies that optimize our advertising solutions. Engage in deep statistical analysis and contribute to the advancement of our data science capabilities.

Join tvScientific as a Senior Machine Learning Operations Engineer and play a pivotal role in deploying and managing ML models at scale. You will work closely with data scientists and software engineers to optimize and streamline ML workflows, ensuring the delivery of high-quality products to our clients. This position offers the flexibility to work remotely from anywhere in the United States.

Senior Software EngineerEngineeringProlific is at the forefront of AI innovation, crafting the essential human data infrastructure that is transforming the AI development landscape. In an era where foundational AI technologies are becoming increasingly common, it is the quality and diversity of human-generated data that sets apart leading products and models.The roleWe seek impact-driven Software Generalists to join our expert team dedicated to supporting frontier model creators and enterprise AI application developers. As a full-stack engineer, you will collaborate across Prolific’s various domains to address customer and product challenges.This position offers an exhilarating chance to engage directly with pioneering AI companies, making vital technical decisions that balance agile startup execution with scalable, reliable engineering practices, as Prolific transforms research within the AI community. You will regularly collaborate in person with customers and our US team, while also working closely with our technology teams based in the UK.What you’ll bring to the roleOver 4 years of experience in a product engineering roleAbility to translate business concepts into effective software modelsCapacity to quickly learn and adapt across the breadth of Prolific’s domainsExperience working with both monolithic and distributed systemsExcellent communication and collaboration skills for direct customer interactionStrong understanding of modern web applications and architecture design patternsExperience in supporting applications within production environmentsSound judgment in technical decisions

At Kargo, we are dedicated to creating a vital link between the tangible world of freight and the digital platforms that facilitate its management. Our belief is that innovations in smart infrastructure are essential for fostering a safer and more efficient logistics future. Our advanced loading dock sensor platform verifies all incoming and outgoing freight, consolidating data that empowers shippers and carriers to effectively oversee dock operations, transition suppliers, and monitor material flow in real-time. We are deeply committed to providing exceptional solutions for our customers. By joining the Kargo team, you will have the chance to design and implement cutting-edge hardware and software solutions that will transform the logistics industry.

Join our dynamic team at idler as a Senior Software Engineer, where your expertise will lead the development of innovative software solutions that impact our clients and users. In this role, you will collaborate with cross-functional teams, enhance existing applications, and contribute to new product development. Your technical skills will be vital in ensuring top-notch performance and security in our software products.

Join Checkr as a Senior Software Engineer and play a crucial role in shaping our technology stack to improve background check services. As part of our dynamic engineering team, you will develop scalable solutions, implement best practices, and collaborate with cross-functional teams to enhance our platform.

Join CompanyCam as a Senior Software Engineer and be a pivotal part of our innovative team in San Francisco. We are seeking a highly skilled software engineer who is passionate about creating exceptional software solutions that enhance the user experience. In this role, you will collaborate with a talented group of engineers and product managers to develop cutting-edge applications that meet the needs of our customers.As a Senior Software Engineer, you will not only be responsible for writing high-quality, maintainable code but also for mentoring junior developers and contributing to architectural decisions. If you thrive in a dynamic environment and are eager to take on challenging projects, we want to hear from you!

Role overview Metriport seeks a Senior Software Engineer in San Francisco to help shape and maintain software systems that serve client needs. The position centers on developing scalable solutions and enhancing the reliability of Metriport’s products. What you will do Design, develop, and implement software with a focus on quality and scalability. Collaborate with cross-functional teams to define and launch new features. Enhance the performance, reliability, and responsiveness of Metriport applications. Bring engineering expertise to both existing products and new initiatives. About Metriport Metriport creates software products for clients in San Francisco and other locations. The team values strong technical skills, collaboration, and a steady commitment to delivering dependable solutions.

About CartesiaAt Cartesia, we are on a mission to create the next generation of artificial intelligence—smart, interactive systems that function seamlessly in any environment. Currently, the most advanced models struggle to process and analyze extensive streams of audio, video, and text over extended periods—1 billion text tokens, 10 billion audio tokens, and 1 trillion video tokens—especially when integrated directly on devices.We are at the forefront of developing the model architectures that will enable this innovation. Our founding team, which originated from the Stanford AI Lab, is responsible for the creation of State Space Models (SSMs), a groundbreaking approach for training efficient, large-scale foundational models. Our team merges deep technical knowledge in model development and systems engineering with a product engineering group focused on design, allowing us to create and deliver pioneering models and user experiences.Supported by top-tier investors such as Index Ventures, Lightspeed Venture Partners, and others, along with guidance from industry-leading advisors and over 90 angel investors, we are well-equipped to reshape the landscape of AI.About the RoleWe are seeking a skilled Software Engineer to join our team and help propel our vision of real-time, multimodal intelligence.Your ImpactDevelop and implement a low-latency, scalable, and dependable model inference and serving framework for our innovative SSM foundational models.Collaborate with our research and product engineering teams to translate cutting-edge research into extraordinary products.Establish robust, high-quality data processing and evaluation infrastructure for training foundational models.Enjoy significant autonomy in shaping our product direction and influencing how advanced AI technologies are utilized across various devices and applications.What You BringGiven the complexity of the challenges we tackle, we prioritize strong engineering capabilities at Cartesia.Proficient engineering skills with the ability to navigate intricate codebases and monorepos.A keen eye for detail, ensuring the production of clean, maintainable code.Adaptability to new technologies and quick proficiency with our tech stack, which includes Go and Python for backend development and Next.js for frontend.Experience in building large-scale distributed systems that require high performance, reliability, and observability.