Senior Data Scientist in Machine Learning & Quantitative Research

Join our dynamic team at ZipRecruiter in a hybrid work environment, where you can work flexibly from home or in our Santa Monica office. Our mission is to connect individuals with their next great opportunity, and as a Senior Machine Learning Software Engineer, you will play a vital role in making that happen.About Us: ZipRecruiter is a premier online employment marketplace powered by advanced AI-driven smart matching technology. We facilitate connections between millions of diverse businesses and job seekers through our innovative mobile, web, and email services, alongside collaborations with leading job boards. Our job search app is rated #1 on both iOS and Android platforms.Your Impact: At ZipRecruiter, you will leverage a vast universe of data, including over a billion archived job postings and tens of millions of job seekers, to innovate and develop impactful, data-driven features that connect people to their dream jobs. You will face exhilarating challenges, such as designing systems to predict salaries for new job postings, while diving deep into data gathering, cleaning, analysis, and insight extraction.Key Responsibilities:Design, develop, and maintain robust machine learning models and algorithms to tackle complex business challenges.Identify patterns, trends, and anomalies in datasets, visualizing insights through appropriate analytical tools.Evaluate the performance of machine learning models using established metrics, validation techniques, and comprehensive testing datasets.Collaborate with cross-functional teams to integrate machine learning solutions into our core products.Stay abreast of industry trends and advancements in machine learning technologies.

Teamwork makes the stream work. Roku is transforming the way the world experiences televisionAs the leading TV streaming platform across the U.S., Canada, and Mexico, Roku is on a mission to power every television globally. We pioneered the streaming revolution and aim to connect consumers with the content they cherish, empower content publishers to cultivate and monetize vast audiences, and offer advertisers unique tools to engage effectively with consumers.From day one at Roku, your contributions are valuable and appreciated. We are a rapidly expanding public company where every team member plays an essential role. Join us to bring joy to millions of TV streamers worldwide while gaining significant experience across diverse disciplines. About The TeamThe UX Research team actively involves customers in the development process from initial discovery to post-launch evaluations. We collaborate with various stakeholder teams throughout the product lifecycle to harmonize customer experience with product monetization effectively. About The RoleRoku is seeking a Quantitative UX Researcher to lead customer sentiment surveys alongside product A/B tests and other quantitative research initiatives. This role requires close collaboration with cross-functional partners, including Product Management, Data Analytics, Engineering, Design, and fellow researchers. You will have the opportunity to work on projects that will reach millions of users, significantly influencing decisions on new products and features.For California Applicants - The estimated annual base salary for this position ranges from $90,000 to $120,000. Compensation packages vary based on individual qualifications, including skills, certifications, and geographic location. This role includes benefits such as health insurance, equity awards, life insurance, disability benefits, parental leave, wellness benefits, and paid time off. What You’ll Be DoingDesigning, planning, and executing research initiatives to assess the factors influencing product and feature sentiment, primarily within the context of experimental A/B tests.Actively collaborating on the design of experiments and analysis of findings.

About TWG Group Holdings, LLCAt TWG Group Holdings, LLC (“TWG Global”), we are pioneers in innovation and business transformation across a multifaceted portfolio, which includes investments, finance, insurance, and media. By harnessing data and AI as foundational assets, we adopt an AI-first, cloud-native strategy that provides real-time intelligence and interactive business applications, enabling informed decision-making for our customers and employees alike.We emphasize responsible data and AI practices, upholding ethical standards and regulatory compliance. Our decentralized organizational structure empowers each business unit to operate independently, supported by the central AI Solutions Group. Strategic collaborations with leading data and AI vendors propel transformative projects in marketing, operations, and product development.As a team member, you will collaborate with management on advancing our data and analytics transformation, increasing productivity, and facilitating agile, data-driven decisions. By leveraging connections with top tech startups and universities, you will help cultivate competitive advantages and drive innovation within the industry.Your contributions at TWG Global will be pivotal in achieving our objectives of sustained growth and delivering exceptional value across our business sectors.The RoleAs an intern on the Simulation Optimization and Reinforcement Learning (SOLT) team, you will play a critical role in the design and implementation of advanced AI solutions that align with key business goals, including cost efficiency and revenue enhancement. Under the mentorship of seasoned professionals, you will engage in diverse AI/ML projects, gaining practical experience in time series forecasting, reinforcement learning, optimization, speech and conversational AI, and Graph AI. You will also support initiatives involving foundational AI models and intelligent agents.Working within a team that is dedicated to upholding the highest standards of trust, transparency, safety, and security in AI, you will ensure ethical practices and comply with relevant regulations. Your collaboration with cross-functional teams and stakeholders will provide you with exposure to both the technical and business sides of AI/ML initiatives.Key Responsibilities:Assist in the development and testing of AI/ML models, including time series forecasting, reinforcement learning, optimization, and conversational AI.Support the Foundation Model and Agents Task Forces through research, data preparation, and model evaluation.Help maintain documentation and inventory of AI/ML projects, ensuring compliance with governance and quality standards.Collaborate with team members and stakeholders to comprehend business requirements and convert them into technical tasks.

Roku is hiring a Senior Data Scientist to join the team in Santa Monica, California. The focus of this role is to use data analysis and machine learning to guide product decisions and improve the user experience on Roku's platform. Key responsibilities Analyze data to identify trends and generate insights that influence product direction Use machine learning methods to address business challenges and support user engagement Collaborate with cross-functional teams to develop analytical solutions that align with Roku's goals Teamwork and collaboration This position works closely with colleagues from different departments, ensuring that data-driven approaches help shape Roku's growth and the evolution of its products.

SummaryJoin absurdventures as a Machine Learning Engineer and play a pivotal role in revolutionizing content systems and enhancing real-time gameplay through advanced machine learning technologies. In this position, you will collaborate with gameplay engineers, producers, designers, and artists to seamlessly integrate intelligent, adaptive systems into our development workflow and real-time gaming experiences. Your contributions will be essential in shaping the future of our gaming projects.

At TWG Group Holdings, LLC, we are at the forefront of innovation, driving transformative changes across various sectors such as finance, insurance, technology, media, and sports. Our commitment to an AI-centric, cloud-first strategy allows us to deliver real-time insights and dynamic business applications, enabling both customers and employees to make informed decisions.We emphasize ethical data and AI practices, ensuring compliance with regulations while fostering a decentralized organizational structure. Each business unit operates independently, benefiting from the centralized support of our AI Solutions Group. Strategic collaborations with top-tier data and AI vendors drive our revolutionary projects in marketing, operations, and product development.In this role, you will work closely with management to propel our data and analytics initiatives, boost productivity, and facilitate agile, data-informed decision-making. By leveraging connections with leading tech startups and academic institutions, you will contribute to creating competitive advantages and fostering enterprise innovation.As a Junior Associate in AI Science, you will engage in developing and deploying pioneering AI solutions that yield substantial business impacts, including cost reduction and revenue enhancement. Reporting directly to the Vice President of AI Science, you will be involved in crafting predictive models, ensuring AI governance, and promoting the ethical utilization of AI throughout the organization. A solid understanding of AI/ML techniques, strong leadership capabilities, and the aptitude to grasp complex technical concepts alongside business strategies are essential for success in this role.

Role overview Wilshire Advisors LLC seeks a Quantitative Analyst - AVP for its Santa Monica office. This full-time position centers on analyzing complex datasets and building quantitative models that influence investment strategies and risk management. What you will do Examine large and varied datasets to identify trends and support business decisions Create and enhance quantitative models for investment and risk management processes Provide insights to optimize risk frameworks and drive operational improvements Collaborate with teams to integrate data-driven strategies into daily operations Impact This position contributes directly to Wilshire's approach to risk and operations. The analysis and modeling performed help refine investment strategies and uphold effective risk controls.

Pivotal Health creates technology that helps healthcare providers secure fair payment in a complicated reimbursement world. Many providers struggle with underpayments from insurers, even when delivering quality care. While processes like Independent Dispute Resolution (IDR) are meant to ensure fairness, they often become slow and hard to manage without the right tools. By uniting software, data, and services in an AI-driven platform, Pivotal Health streamlines reimbursement workflows. This allows providers to challenge underpaid claims more efficiently, cut down on administrative work, and recover owed payments without extra strain on their teams. The current IDR platform is just the beginning, with new tools in development to give providers more control and clarity as they handle reimbursement challenges. Role overview The Senior Applied Scientist - Decisioning will focus on strengthening the decisioning systems that power Pivotal Health’s main workflows. This position is ideal for those with deep experience in applied data science or optimization who want to work directly on production systems, not just offline analysis. The work covers data, experimentation, modeling, economics, and software engineering. What you will do Optimize the offer engine Design feedback loops to improve models and rules Build configurable decision systems Run experiments on operational workflows Enhance products where better decisions drive stronger business results This is a hands-on role. The team values scientists who quickly move from analysis and modeling to shipping production changes that make a real impact. Requirements Extensive experience in applied data science or optimization, especially in production environments Background in solving complex decision problems, such as in marketplaces, pricing, revenue optimization, lending, credit, ad tech, bidding systems, or similar fields where experimentation and operational constraints meet Strong critical thinking, diligence, and ability to deliver results Comfort making AI a core part of the workflow, using AI tools for exploration, analysis, iteration, experimentation, and engineering support Location Santa Monica, CA

Pivotal Health creates technology that helps healthcare providers secure fair compensation in a challenging reimbursement system. Many providers are underpaid by insurers, and while processes like Independent Dispute Resolution exist, managing them can be overwhelming without strong tools. The company’s AI-powered platform brings together software, data, and services to streamline reimbursement workflows, reduce paperwork, and help providers recover payments. The goal is to ease the administrative strain on healthcare teams and give them more control over the reimbursement process. Role overview The Senior AI Enablement Engineer shapes how AI is used across Pivotal Health. This position is part of the AI/ML Engineering team and reports to the Head of AI/ML Engineering. Collaboration is key, with regular work alongside operations, customer success, product, engineering, and other groups. This role combines consulting, development, enablement, and implementation. The engineer will identify repetitive tasks, study team workflows, and deliver practical AI solutions. Ongoing improvement involves building better tools, refining methods, and supporting education for continued adoption. The right candidate brings an AI-first mindset and knows when AI is the right answer, and when it isn’t. What you will do Collaborate with teams throughout the company to identify and implement opportunities for AI-driven workflows and automation. Develop efficient, lightweight AI solutions for internal users and help scale those that prove most effective. Enhance onboarding and training so non-technical colleagues can use AI tools with confidence. Location Santa Monica, CA

Teamwork makes the stream work. Roku is revolutionizing the way the world experiences televisionAs the leading TV streaming platform in the U.S., Canada, and Mexico, Roku is committed to transforming every television into a smart TV. We were pioneers in bringing streaming to the big screen, and our mission is to serve as the ultimate TV streaming platform, linking consumers with their favorite content, assisting content publishers in reaching vast audiences, and offering advertisers unique tools for consumer engagement.Your journey at Roku begins with a meaningful contribution from day one. In our dynamic and rapidly growing public company, every individual plays a crucial role. You will have the chance to delight millions of global TV streamers while gaining invaluable experience across diverse disciplines. About the RoleRoku is at the forefront of advancing advertising measurement and data collaboration, and we are in search of a visionary product leader to guide us on this journey. In this pivotal position, you will navigate the intersection of Roku's proprietary data assets, privacy-enhancing technologies, and the expansive advertising ecosystem. Your objective is to empower advertisers to demonstrate that their campaigns yield tangible business results through reliable measurement and secure data collaboration.You will collaborate with industry-leading measurement partners (Nielsen, Videoamp, iSpot, HAUS, Kochava, and others) and leverage cutting-edge cleanroom technologies (Snowflake, LiveRamp, AWS Clean Rooms) to create an integrated system where advertisers can plan, measure, and optimize with confidence. This is a unique opportunity for a mid-career product manager to influence how Roku engages with the advertising ecosystem, develop products that yield measurable and demonstrable advertiser outcomes, and establish yourself as a trusted ally among agencies, brands, and measurement providers.If you thrive on tackling complex technical challenges, are passionate about the evolution of advertising towards privacy-safe data collaboration, and are ready to assist Roku in achieving

We foster a dynamic hybrid work environment. Most positions based in the US can also be performed remotely (any exceptions will be noted in the Minimum Qualifications below).Our Mission: To actively connect individuals with their next exceptional opportunity. About Us: ZipRecruiter is a premier online employment marketplace, fueled by cutting-edge AI-driven smart matching technology. We connect millions of businesses and job seekers of all sizes through innovative mobile, web, and email services, as well as collaborations with leading job boards. Our job search app proudly holds the #1 rating on both iOS and Android platforms.Position Overview:As a Senior Machine Learning Software Engineer at ZipRecruiter, you will leverage vast datasets, including over a billion historical job postings and millions of active job seekers, to craft groundbreaking data-driven features. Your efforts will help countless people discover their ideal jobs. You will tackle challenges such as developing predictive models for job salaries based on training data, while also managing data collection, cleansing, and feature extraction processes, making each project exciting and impactful.Key Responsibilities:Design, create, and uphold sophisticated machine learning models and algorithms to address complex business challenges.Lead intricate machine learning initiatives that enhance business outcomes and deliver value across the ZipRecruiter ecosystem.Architect and develop the overall infrastructure for machine learning systems, ensuring scalability, efficiency, and reliability.Collaborate with cross-functional teams to integrate machine learning solutions effectively into products and services.

Pivotal Health supports healthcare providers by simplifying reimbursement workflows and addressing chronic underpayment from insurers. The platform blends software, data analytics, and AI-driven tools to reduce administrative work and help providers recover the payments they deserve. Role overview The Data Engineer role centers on making product data accurate, accessible, and ready for analysis. This work directly supports the company's mission to give healthcare providers more clarity and control during the reimbursement process. What you will do Own data pipelines: Manage the flow of data from the PostgreSQL product database to BigQuery. Design and maintain ETL processes to keep analytics data reliable. Integrate new data sources: Expand analytics capabilities by bringing in data from systems such as Salesforce. Collaborate with DevOps to set up secure service accounts and permissions. Build analytics-ready tables: Use dbt to design and maintain transformation layers, ensuring analysts have dependable tables for decision-making. Location Santa Monica, CA

As a pivotal member of our team, you will assume the role of a Data Architect, tasked with defining and enhancing the data infrastructure and supporting applications crucial for Catasys colleagues who are dedicated to improving and saving lives by addressing untreated behavioral health conditions.You will thrive in a highly autonomous, low-supervision environment while collaborating with a geographically diverse team to create and deliver innovative applications from concept to market. In this delivery-focused environment, you will be equally adept at designing a Master Data Management (MDM) strategy, optimizing database performance, crafting data strategies, or assisting developers in implementing new document collections.Your role will require you to demonstrate critical thinking skills and tackle challenges by evaluating problems and devising multiple potential solutions. You will be responsible for overseeing all phases of new data solution implementations, showcasing your ability to lead in delivering effective solutions.For you, the balance between security and accessibility, system design and architecture, reliability engineering, and fault diagnosis are not just abstract concepts; they are the driving forces behind your commitment to excellence. Your qualifications include proven experience in high-performance, fault-tolerant environments, with a keen ability to anticipate organizational needs and ensure that the data architecture delivers value across the board.

At TWG Global Holdings, LLC, we are at the forefront of innovation and business transformation across diverse sectors such as financial services, insurance, technology, media, and sports. By harnessing the power of data and AI, we position ourselves as leaders in delivering real-time intelligence and interactive business applications. Our AI-first, cloud-native strategy empowers both customers and employees to make well-informed decisions.We are committed to ethical data and AI practices, ensuring that we adhere to high standards and regulatory requirements. Our decentralized structure allows each business unit to operate with autonomy, backed by a centralized AI Solutions Group. Strategic alliances with top-tier data and AI vendors propel our groundbreaking initiatives in marketing, operations, and product development.In this role, you will partner with management to facilitate our data and analytics transformation, boost productivity, and support agile, data-driven decision-making. By leveraging partnerships with leading tech startups and academic institutions, you will help foster competitive advantages and spearhead enterprise innovation.Your work at TWG Global will contribute significantly to our mission of achieving sustainable growth and delivering exceptional value across our business units.The Role:We are seeking an AI Data Strategy Lead to take ownership of the data strategy for a designated TWG business unit. You will act as the critical link between business leadership, AI product managers (AIPMs), and data engineering teams, ensuring that the necessary data is identified, evaluated, acquired, and shaped to fuel AI use cases and efficient workflows across the organization.This is a high-ownership, cross-functional position. You will leverage your deep domain expertise in a specific industry alongside practical knowledge of data management, architecture, and platforms to ensure our AI initiatives are built upon a solid, accessible data foundation. As you advance in your role, you may take on responsibilities for multiple business units.Responsibilities:Act as the primary data strategy owner for a designated business unit, ensuring data readiness for all AI initiatives.Collaborate closely with business leaders and AIPMs to thoroughly understand target AI use cases and identify essential data needed for successful delivery.Conduct in-depth data AI-readiness assessments to evaluate the quality, suitability, and accessibility of data required for priority use cases.Work with data engineers to ensure data is acquired, prepared, and transformed in line with TWG's architecture, including structuring data for AI use cases.

Join Catasys as a Data Analyst and play a pivotal role in driving innovation and growth within our organization. In this remote position, you will enhance our ability to scale by providing access to reliable, accurate, and timely data to inform decision-making processes. Your work will translate raw data into valuable insights, allowing for swift exploratory analyses and evidence-based actions. By delivering actionable insights, you will contribute to accelerating sales and expanding our customer base, solidifying Catasys' position as a leader in data and analytics. You will be adept at synthesizing and articulating complex concepts and analyses in a manner that is easily understandable to diverse audiences.Key Responsibilities:Analyze data to forecast and quantify user behavior, including members, Care Teams, and network providers.Extract actionable strategic insights using funnels, cohort analyses, user segmentation, retention analyses, and regression models to facilitate product growth.Utilize data storytelling techniques to quantify user journeys, identifying opportunities to enhance member outcomes and improve team productivity.Become a subject matter expert at Catasys to anticipate and address the data needs of customers, Product, User Experience, and internal stakeholders.Translate high-priority business challenges into clear and concise metrics.Lead the Analytics Center of Excellence, a cross-functional team of Data Champions within the organization.Foster a culture of analytical rigor and transparency, ensuring a shared understanding of metrics.Collaborate effectively while also demonstrating the ability to work independently.Define KPIs, and develop automated dashboards, reports, and models to support expedited decision-making processes.Collaborate with engineering and product teams to implement, assure quality, and monitor our logging and metrics.

Join Speechify as a Software Engineer specializing in Data Infrastructure & Acquisition. In this pivotal role, you will design and implement scalable data systems that enhance our innovative text-to-speech solutions. You will collaborate with cross-functional teams to optimize data collection, storage, and retrieval processes, ensuring that our products deliver the highest quality experience to users.

Join our innovative team at ZipRecruiter as a Senior Software Engineer specializing in Big Data. You will play a pivotal role in developing high-performance applications and data solutions that serve millions of job seekers and thousands of employers. Our hybrid work environment offers flexibility while you contribute to building a scalable marketplace that connects individuals with their next career opportunity. Your expertise in creating efficient, evolvable code will be vital as we leverage data-driven insights to enhance our platform. Collaborate with a talented group of engineers to design and implement data processing pipelines, machine learning infrastructure, and cloud-based technologies that power our intelligent systems.

Join Skydance Games, a dynamic division within Skydance Corporation, as we redefine interactive entertainment across diverse platforms and genres. Our talented teams are expanding legendary franchises, including Marvel 1943: Rise of Hydra, while pushing the boundaries of immersive experiences and setting the stage for exceptional gaming for years to come.We prioritize creativity, collaboration, and trust within our teams, encouraging ownership, open communication, and innovation. Our projects embody these core values, transforming ambitious ideas into unforgettable experiences that resonate globally.Are you ready to create games that defy expectations and inspire players? Join us in building something remarkable.

At Kixie, we are dedicated to empowering sales professionals by providing an innovative, all-in-one sales engagement platform. Our solution seamlessly integrates with various CRMs to enhance workflows, boost efficiency, and deliver superior results. With features such as automated outreach, real-time analytics, and comprehensive reporting, Kixie equips sales teams to connect, communicate, and close deals faster than ever before.Our cutting-edge product is driven by a passionate team that thrives in a collaborative, innovative, and supportive environment. We value every team member's contributions and believe they significantly impact our success! If you are someone who enjoys challenges, finds satisfaction in solving meaningful problems, and aspires to shape the future of sales engagement, Kixie is the perfect place for you! About the RoleWe are seeking a Senior Product Designer to craft intuitive and impactful product experiences for our customers. In this pivotal role, you will collaborate closely with Product, Engineering, and Leadership teams to design elegant and effective solutions. You will take ownership of projects from start to finish—covering discovery and research to interaction design and polished UI—while elevating the overall quality of our products across the team.