Senior Embedded Linux Engineer – Next Generation SDV Platform (NVIDIA Thor) DorlecoSenior Embedded Linux Engineer – Next Generation SDV Platform (NVIDIA Thor)Sunnyvale, CA$80,000–$109,999.99 / yearFull timeEngineers will focus on new feature development across communication, security, power management, and Linux OS services, while ensuring compliance with SDV requirements and successful execution of ITCG test cases. We are looking for skilled Embedded Linux Engineers to work on a next-generation Software Defined Vehicle (SDV) program built on NVIDIA Thor.
NewSenior Engineering Technician – Hardware-in-the-Loop (HIL) ComriseSenior Engineering Technician – Hardware-in-the-Loop (HIL)Foster City, CAContractorIf you love building custom computers, routing flawless wire harnesses, and keeping complex server racks running seamlessly under tight R&D timelines, we want to talk to you. Our autonomous vehicle development team is moving fast, and we are looking for a precision-focused Engineering Technician to join the Software Hardware-in-the-Loop (SW HIL) team.
Sr Network Engineer Raas Info Solutions Pvt LtdSr Network EngineerMountain View, CAContractorTroubleshooting & Resolution: Troubleshooting of complex network issues, performing deep-dive analysis, root cause isolation, and permanent resolution for incidents affecting end users. Deployment & Operations: Deployment, configuration, and maintenance of network hardware (routers, switches, firewalls) from Cisco and Palo Alto (C9200, C9300X, C9200, PA5500).
NewLead Technical Senior Service Administrator JJS GroupLead Technical Senior Service AdministratorHayward, CA$30–$45 / hourFull timeThis position serves as a bridge between the office and the field by supporting technician development, reviewing completed jobs, improving documentation quality, facilitating quotations, managing warranty processes, and driving continuous operational improvement. This role is ideal for someone with a strong commercial refrigeration background who enjoys coaching others, solving technical problems, and improving business processes.
Lead Teradata Developer Raas Info Solutions Pvt LtdLead Teradata DeveloperPleasanton, CAContractorCollaborate with data architects and business analysts to translate requirements into technical solutions. · Optimise queries and manage performance tuning for large-scale data environments.
Enterprise Systems Manager MONTERRA CREDIT UNIONEnterprise Systems ManagerRedwood City, CA$133,000–$156,000 / yearThis role provides senior‑level technical leadership and oversight for the Jack Henry Symitar core system, Alkami Digital Banking, and related enterprise applications, including responsibility for application programming and development activities supporting systems such as ARCU, CFS Data Connectors, Power BI, SMA, Opcon, and other supporting systems and platforms. The manager is accountable for both project execution and ongoing operations, and ensures enterprise systems are effectively supported, strategically aligned, and remain current, secure, and compliant with regulatory requirements, drawing on a strong understanding of credit union core, digital banking, and enterprise platforms.
NewBCBA - Board Certified Behavior Analyst JobotBCBA - Board Certified Behavior AnalystSan Jose, CA$80,000–$87,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Our work centers on helping children with autism unlock their full potential, and that purpose shapes everything we do, from how we design our programs to how we support our team.
NewManufacturing Test Development Engineer JobotManufacturing Test Development EngineerSunnyvale, CA$95,000–$200,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. We are seeking an experienced Manufacturing Test Development Engineer to design, develop, and deploy manufacturing test solutions for complex, high‑performance hardware systems, from PCB and PCBA through full system‑level test.
Engineering Technician I JEM America Corp.Engineering Technician IFremont, CA$27–$28 / hourFull timeJob Summary: Provide clerical and technical support to the Product Engineering Department to assist with engineering documentation and related tasks. The on-site interview process includes a math test.
NewData Engineering Solutions Architect JobotData Engineering Solutions ArchitectSan Jose, CA$150,000–$220,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. If interested, please apply, or feel free to message https://jobot.com/apply/data-engineering-solutions-architect/607007667?utm_source=Monster directly.
NewSenior Frontend Engineer JobotSenior Frontend EngineerPleasanton, CA$180,000–$240,000 / yearThe founding team includes senior leaders and technical pioneers from industry giants like AWS, Cisco, VMware, and Gigamon - holding dozens of patents and having built critical systems at some of the most respected tech companies in the industry. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
NewFSOC Embedded Controls Engineer JobotFSOC Embedded Controls EngineerLivermore, CA$125,000–$165,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. We are an innovative technology company developing next-generation intelligent systems that combine advanced hardware, embedded software, and real-time controls.
NewML Solutions Architect JobotML Solutions ArchitectSan Jose, CARemote$140,000–$190,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. We anticipate growing 40% yoy over the next 5 years and are looking to bring on solutions architects who have worked with enterprise customers to build out applications and utilize data in a more efficient way.
NewSenior AWS DevOps Engineer JobotSenior AWS DevOps EngineerMilpitas, CA$155,000–$165,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Our platform integrates with employers and payroll systems to provide real-time wage access and financial wellness tools that reduce reliance on payday loans, overdraft fees, and other costly alternatives.
NewSoftware Development Engineer JobotSoftware Development EngineerHillsborough, CA$65–$80 / hourDevelopers at this level are building greater independence, taking ownership of small to medium-sized work items, and strengthening their core engineering skills across multiple application layers, including user interfaces, services, APIs, and data. Our teams include professionals across software engineering, product development, clinical informatics, research, and healthcare technology who share a commitment to reducing complexity and improving outcomes for patients and providers.
NewClinical Technology Specialist ForTec MedicalClinical Technology SpecialistSanta Cruz, CA$28–$34 / hourMeet customer needs, provide exceptional customer service, and foster strong, professional relationships with both ForTec team members and healthcare partners. If you have prior medical, EMT, Surgical Technologist, or military experience, your background can provide a smooth transition into the clinical technology specialist role.
Senior Platform Software Engineer- Belmont,CA GPS companySenior Platform Software Engineer- Belmont,CABelmont, CAFull timep>As a Senior Platform Software Engineer, you will be integral to developing scalable backend services that power 3D positioning and IoT solutions. This role involves leading design and development within AWS, championing best practices, and working within a fast-paced Agile team.
Principal 5G Location Algorithms Engineer GPS CompanyPrincipal 5G Location Algorithms EngineerBelmont, CAFull timep tabindex="0"> As a Principal 5G Location Algorithms Engineer, you will design, implement, and optimize advanced signal processing and location estimation algorithms to determine the real-time position of devices in the physical world.
Senior IT & Infrastructure Engineer Opportunity – Belmont, CA (Hybrid) VortexlinkSenior IT & Infrastructure Engineer Opportunity – Belmont, CA (Hybrid)Belmont, CAFull timeThis is a full-time hybrid role and an excellent opportunity for someone who enjoys owning infrastructure and being the go-to engineer for Linux systems, CI/CD, cloud operations, and internal IT support. Senior IT & Infrastructure Engineer position with an innovative technology company based in Belmont, California.
Photonics/ AR Process Integration Engineer APPLIED MATERIALSPhotonics/ AR Process Integration EngineerSanta Clara, CA$147,000–$202,500 / yearAs a Process Integration Engineer, you will be responsible for developing and optimizing nanotechnology process flows on various substrates, ensuring the performance, yield, and reliability of novel photonics devices including Augmented Reality displays. If you would like to contact us regarding accessibility of our website or need assistance completing the application process, please contact us via e-mail at Accommodations_Program@amat.com, or by calling our HR Direct Help Line at 877-612-7547, option 1, and following the prompts to speak to an HR Advisor.
VP, Financial Consultant- San Mateo, CA Charles SchwabVP, Financial Consultant- San Mateo, CASan Mateo, CAOpenness to manage wealth on behalf of our clients including: Retirement Planning, Education Planning, Investment Management, Banking & Lending Management, Insurance & Risk Management, and Estate Planning. Strong candidates will also learn to leverage our team of Schwab specialists, Schwab advice guidelines, your knowledge of the markets, and your ability to inspire action to help your client’s progress toward achieving their goals.
NewManager, Information Consumption Visa Technology and Operations LLCManager, Information ConsumptionFoster City, CA$146,200–$233,700 / yearStrong interpersonal skills with ability to develop and sustain relationships across levels and role types influences and collaborates with all levels, functions and geographies • Superior communication and problem-solving skills with a passion to get things done, learn and inspire peers and business partners to uplift skills and capabilities leadership and communication skills. • Experience working to uplift and mature BI product capabilities, policies definition, controls and frameworks • Excellent problem-solving skills with track record in synthesizing complex information to produce impactful management information and support informed decision making.
NewManager, Data Governance Platform Visa Technology and Operations LLCManager, Data Governance PlatformFoster City, CA$146,200–$233,700 / yearVisa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. This role delivers access workflows, implements governance and access policies, coordinates enterprise access approvals, and ensures proper enforcement across cloud and on‑prem platforms.
Staff Software Engineer, Crypto Program Visa Technology and Operations LLCStaff Software Engineer, Crypto ProgramFoster City, CA$146,200–$233,700 / yearVisa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. As a Visa Software Engineer, you will be an integral part of a multi-functional development team inventing, designing, building, and testing software products that reach a truly global customer base.
Cyber Security Engineer - Sr. Consultant level Visa Technology and Operations LLCCyber Security Engineer - Sr. Consultant levelFoster City, CA$180,600–$289,300 / yearThe ideal candidate is a strong security engineer and problem solver with deep experience in Python‑based services, cloud security engineering, API‑driven architectures, and automation, and who is excited to apply GenAI and autonomous agent technologies to modern security challenges. Visa’s Cyber Security team is seeking a Cyber Security Engineer to design, build, and operate large‑scale, cloud‑native and AI‑driven security platforms that protect Visa’s global brand, networks, products, and data.
NewStaff Data Engineer Visa Technology and Operations LLCStaff Data EngineerFoster City, CA$146,200–$233,700 / yearVisa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. At Visa, you'll have the opportunity to create impact at scale — tackling meaningful challenges, growing your skills and seeing your contributions impact lives around the world.
NewLead Software Engineer, Middleware Reliability Engineering Visa Technology and Operations LLCLead Software Engineer, Middleware Reliability EngineeringFoster City, CA$192,300–$307,600 / yearFamiliarity with AI/ML frameworks and chatbot integrations for operational automation Middleware Expertise • Understanding of middleware technologies (Message Queues, Service Bus, API • Gateways) • Experience with application servers (Tomcat, JBoss, WebSphere) • Knowledge of integration platforms and their deployment patterns • Proficiency in troubleshooting and performance optimization Education • Bachelor's or Master's degree in Computer Science or related field, or equivalent experience • We value hands-on experience and continuous learning over specific degrees. • Solid understanding of Linux/Unix systems, networking protocols, certificate management, secret management, system design, cloud platforms (AWS, • Azure, GCP), and containerization (Kubernetes, Docker • Proficiency with monitoring tools (Prometheus, Grafana, Datadog, etc.), logging systems (ELK stack, Splunk), and tracing tools (Jaeger, Zipkin).
Manager, Data Production Visa Technology and Operations LLCManager, Data ProductionFoster City, CA$146,200–$233,700 / yearVisa’s Global Data & Platform Services organization is seeking a Product Manager to lead the development, delivery, and life‑cycle management of Visa’s Data Production capabilities, including data processing pipelines and real‑time data streaming platforms. Reporting to the Director of Global Data Services within the Global Data Office, you will define product vision, strategy, and roadmaps for core data platform capabilities that power analytics, AI/ML, real‑time decisioning, and mission‑critical payment services across Visa.
NewStaff Machine Learning Engineer, Responsible AI Engineering Visa Technology and Operations LLCStaff Machine Learning Engineer, Responsible AI EngineeringFoster City, CA$169,100–$270,800 / yearAs an AI Engineer in AI Governance engineering team, you will have the unique chance to make a direct and meaningful impact by building and delivering solutions that power AI Governance engineering solutions. Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.
NewSoftware Engineer Visa Technology and Operations LLCSoftware EngineerFoster City, CA$97,800–$152,100 / yearBasic Qualifications • Bachelor's degree, OR 3+ years of relevant work experience Preferred Qualifications • Bachelor’s degree in Computer Science, Computer Information Systems, Computer Engineering, or closely related field and 2 years of experience in the job offered or in a software engineer-related occupation. Join our dynamic Visa Cybersecurity – Product Security Engineering team, a key component of Visa's Technology organization, where you will play a crucial role in securing and innovating Visa's products and services.
NewSenior Product Manager, Solution Enablement Visa Technology and Operations LLCSenior Product Manager, Solution EnablementFoster City, CA$169,100–$270,800 / yearReporting to the Director, this leader will be responsible for three pillars of Product Solutions and Growth driven by Customer Obsession as the core principles: Unlock new consumer experiences - Lead growth through solutioning of new concepts and product constructs in partnership with regional teams Big Tech partners hypergrowth fintech and processors. Masters, MBA, JD, MD) or 3 or more years of experience with a PhD • Bachelor’s or master’s degree in a technical or engineering field such as industrial engineering, systems engineering, engineering management, computer science, software engineering, or product design • 6 + years of experience in product management, technology product development, or a related field.
NewLead Software Engineer Visa Technology and Operations LLCLead Software EngineerFoster City, CA$192,300–$307,600 / yearVisa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. Essential Functions Provide deep technical leadership within Shared Services Product Development, with a strong understanding of how shared platforms enable downstream product innovation.
Sr. Cybersecurity Engineer Visa Technology and Operations LLCSr. Cybersecurity EngineerFoster City, CA$161,400–$258,500 / yearThe ideal candidate is a strong security engineer and problem solver with deep experience in Python‑based services, cloud security engineering, API‑driven architectures, and automation, and who is excited to apply GenAI and autonomous agent technologies to modern security challenges. Visa’s Cyber Security team is seeking a Cyber Security Engineer to design, build, and operate large‑scale, cloud‑native and AI‑driven security platforms that protect Visa’s global brand, networks, products, and data.
Staff Software Engineer Visa Technology and Operations LLCStaff Software EngineerFoster City, CA$146,200–$233,700 / yearMasters, MBA, JD, MD) or 0 years of work experience with a PhD Preferred Qualifications • Experience with AI frameworks, LLMs, or generative AI (Claude, GPT, LangChain, etc.) • Knowledge of AI-powered development tools or building AI-enabled applications • Experience applying AI to engineering challenges or customer-facing features • Understanding of commercial payments, money movement, B2B payables, or payment processing • Experience with cloud platforms, microservices, and containerization (Docker, Kubernetes) • Knowledge of API design, integration patterns, and distributed systems • Familiarity with observability, monitoring, or DevOps practices. As a Visa Software Engineer, you will be an integral part of a multi-functional development team inventing, designing, building, and testing software products that reach a truly global customer base.
Data Engineer - Sr. Consultant level Visa Technology and Operations LLCData Engineer - Sr. Consultant levelFoster City, CA$169,100–$270,800 / yearVisa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid. Masters, MBA, JD, MD) or 2 years of work experience with a PhD Preferred Qualifications • 9 or more years of relevant work experience with a Bachelor Degree or 7 or more relevant years of experience with an Advanced Degree (e.g.
NewUnix System Administrator (CAD Tools) Butler America AerospaceUnix System Administrator (CAD Tools)Santa Clara, CA$50–$65 / hourFull timeThe Tier 1 MCAD Support Engineer (Siemens NX) provides technical support for Mechanical CAD (MCAD) systems using Siemens NX in an enterprise engineering environment. The role focuses on user onboarding, access provisioning, installation, licensing, environment configuration, basic NX usage support, and NX PLM (Teamcenter) connectivity.
NewApplications Program Analyst Visa Technology and Operations LLCApplications Program AnalystFoster City, CA$123,000–$190,900 / yearPreferred Qualifications • 2 years or more with an Advanced Degree (Masters/PhD in Computer Science) • Proficiency in implementing and fine-tuning AI models using popular frameworks (e.g., TensorFlow, PyTorch, scikit-learn) • Exposure to leading-edge areas such as Machine Learning, Deep Learning, Stream Computing and MLOps. Translate complex business challenges into clear engineering roadmaps , user requirements, and technical specifications that enable breakthrough innovation across payment flows, fraud intelligence, data products, and real‑time commerce platforms.
NewSoftware Engineer - Sr Consultant level Visa Technology and Operations LLCSoftware Engineer - Sr Consultant levelFoster City, CA$169,100–$270,800 / yearYou will work on innovative solutions that combine deep technical expertise with AI/ML capabilities to enhance developer productivity, improve customer experiences, and drive next-generation commercial payment and money movement technology for B2B, B2C, P2P, and G2C flows. Visa is a world leader in payments technology, facilitating transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories, dedicated to uplifting everyone, everywhere by being the best way to pay and be paid.
Salesforce Developer Pinnacle Technical ResourcesSalesforce DeveloperSanta Clara, California$80–$85 / hourContractorThe specific compensation for this position will be determined by a number of factors, including the scope, complexity and location of the role as well as the cost of labor in the market; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. This role requires a strong understanding of Salesforce architecture and the ability to work collaboratively with cross-functional teams to meet business requirements.
Data Engineer II Pinnacle Technical ResourcesData Engineer IISunnyvale,, CaliforniaContractorThe specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment. The ideal candidate will be responsible for designing, building, and maintaining scalable data pipelines and systems to support our organization's data needs.
Software Engineer III Pinnacle Technical ResourcesSoftware Engineer IIICupertino,, CaliforniaContractorThe specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment. The ideal candidate will bring a strong technical background, innovative problem-solving skills, and a passion for developing high-quality software solutions.
SAP ABAP Developer Pinnacle Technical ResourcesSAP ABAP DeveloperSanta Clara,, California$70–$75 / hourContractorThe ideal candidate will be responsible for designing and developing custom ABAP programs based on functional specifications, as well as performing enhancements and bug fixes to existing custom programs. The specific compensation for this position will be determined by a number of factors, including the scope, complexity and location of the role as well as the cost of labor in the market; the skills, education, training, credentials and experience of the candidate; and other conditions of employment.
SAP Business Systems Analyst Quote to Revenue Pinnacle Technical ResourcesSAP Business Systems Analyst Quote to RevenueSanta Clara,, California$80–$85 / hourContractorThe specific compensation for this position will be determined by a number of factors, including the scope, complexity and location of the role as well as the cost of labor in the market; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. The ideal candidate will play a critical role in analyzing, designing, and implementing SAP solutions to optimize business operations and support revenue generation.
Data Engineer III Pinnacle Technical ResourcesData Engineer IIICupertino,, California$75–$85 / hourContractorThe specific compensation for this position will be determined by a number of factors, including the scope, complexity and location of the role as well as the cost of labor in the market; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. This will be a data engineer role for processing battery testing data to facilitate battery algorithm delivery and support battery algorithm simulations to validate the battery algorithm and project the product KPIs.
Security Engineer III Pinnacle Technical ResourcesSecurity Engineer IIICupertino,, California$80–$90 / hourContractorThe specific compensation for this position will be determined by several factors, including the scope, complexity, and location of the role, as well as the cost of labor in the market; the skills, education, training, credentials, and experience of the candidate; and other conditions of employment. Successfully placed or hired candidates would only be asked for banking details after accepting an offer from us during our official onboarding processes as part of payroll setup.
NewDeveloper II Pinnacle Technical ResourcesDeveloper IICupertino,, California$58–$62 / hourContractorOur organization is responsible for all the beautiful source content designed and seen across all platforms - Apps, Games, Music, Movies, TV Shows, and the next big thing - whether showcasing content built in-house or featured from external providers. Creative Infrastructure is seeking a Creative Systems Developer to design, build, and maintain the internal tools, APIs, and infrastructure that power our creative production environment - locally and across our global footprint of designers.
Software Engineer V Pinnacle Technical ResourcesSoftware Engineer VCupertino,, California$120–$130 / hourContractorThe specific compensation for this position will be determined by a number of factors, including the scope, complexity and location of the role as well as the cost of labor in the market; the skills, education, training, credentials and experience of the candidate; and other conditions of employment. Client is seeking an enthusiastic software engineer to help design, implement, and optimize new animations for our custom animation rendering engine.
IT Assurance Senior Manager, Technology Risk Assurance bdo consultingIT Assurance Senior Manager, Technology Risk AssuranceSan Jose, CA$150,000–$205,000 / yearThe Assurance Senior Manager, Technology Risk Assurance is responsible for acting as an IT audit technical resource to clients, as well as internal stakeholders (Assurance teams), in the resolution of complex and high-level tasks associated with the audit process. Applies advanced knowledge and understanding of governing principles; applying these principles to client transactions; and documenting and communicating an understanding and application of these principles by: Plans and executes IT audits, including obtaining an understanding of the control environment, designs test plans, evaluates deficiencies, and assesses the overall financial reporting control environment.
Machine Learning Engineer, Vector Core Modeling Unity SoftwareMachine Learning Engineer, Vector Core ModelingMountain View, CAWhile specific benefits vary, here are some of the ways we strive to take care of our eligible team members globally: Comprehensive health, life, and disability insurance | Commute subsidy | Employee stock ownership | Competitive retirement/pension plans | Generous vacation and personal days | Support for new parents through leave and family-care programs | Office food snacks | Mental Health and Wellbeing programs and support | Employee Resource Groups | Global Employee Assistance Program | Training and development programs | Volunteering and donation matching program. These models serve as the core intelligence behind delivering the right ad to the right user at the right time, maximizing both user experience and advertiser outcomes.