Software Engineer - Search Ranking TwitterSoftware Engineer - Search RankingPalo Alto, CA$180,000–$440,000 / yearOur goal is to create the most relevant, fast, and intelligent search experience on the internet by combining state-of-the-art information retrieval systems with Grok's reasoning capabilities. ABOUT THE ROLE: The X Search team is responsible for building and operating the core search engine that powers discovery on X.
Staff Engineer SQL Engine YugabyteDBStaff Engineer SQL EngineSunnyvale, CAYou will collaborate with cross-functional engineering teams to solve complex problems affecting distributed query planning, execution, and performance, ensuring YugabyteDB remains robust, reliable, and performance at scale. Due to the Proclamation, “Restriction on Entry of Certain Nonimmigrant Workers”, which went into effect on September 21, 2025, at this time we are no longer able to sponsor new H-1B visa petitions filed after September 21, 2025 for new hires.
Head of Demand Engine Notion Labs IncHead of Demand EngineSan Francisco, CA$245,000–$275,000 / yearNotion is looking for a Head of Demand Engine to build the engine that turns our best product stories, customer proof, and market opportunities into scaled pipeline. Partner with Marketing Ops and RevOps to build a trusted global approach to marketing ROI, attribution, forecasting, MQA/MQL methodology, and campaign reporting.
Principal Model Optimization Engineer Roblox CorpPrincipal Model Optimization EngineerSan Mateo, CA$295,250–$345,040 / yearEvery day, tens of millions of people come to Roblox to explore, create, play, learn, and connect with friends in 3D immersive digital experiences- all created by our global community of developers and creators. A career at Roblox means you'll be working to shape the future of human interaction, solving unique technical challenges at scale, and helping to create safer, more civil shared experiences for everyone.
Staff Software Engineer, AI Search DataBricksStaff Software Engineer, AI SearchMountain View, CA$166,000–$225,000 / yearMore than 20,000 organizations worldwide - including adidas, AT&T, Bayer, Block, Mastercard, Rivian, Unilever, and 70% of the Fortune 500 - rely on the Databricks Data + AI Platform to build and scale data and AI apps, analytics and agents. Beyond hands-on contributions, you'll help define the long-term vision, mentor senior engineers, collaborate across teams, and lead strategic efforts that expand the technical and business impact of Search at Databricks.
Director of Optimization Engineering Adapture RenewablesDirector of Optimization EngineeringOakland, CaliforniaThis is a builder’s seat: the role sets the optimization vision, defines success criteria, and grows a team of engineers to execute against it, partnering closely with Development, Interconnection & Transmission, Asset Management, and Power Marketing. Own the engineering roadmap for hybrid solar-plus-storage optimization — from system sizing and configuration through dispatch strategy — and define the KPIs and initiatives that connect design choices to energy yield and financial return.
Senior Software Engineer, AI/ML, Search GoogleSenior Software Engineer, AI/ML, SearchMountain View, CAWe're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. 3 years of experience with one or more of the following: Speech/audio (e.g., technology duplicating and responding to the human voice), reinforcement learning (e.g., sequential decision making), ML infrastructure, or specialization in another ML field.
Web Marketing Lead Plaid IncWeb Marketing LeadSan Francisco, CADefine the growth strategy and roadmap for plaid.com, owning performance across product pages, docs entry points, campaign landing pages, and conversion surfaces - while partnering with Brand, Content, and Design on the vision and experience for flagship pages like the homepage. The Web Marketing Team at Plaid is a collaborative, user-first team that partners closely with Product, Engineering, Design, Sales, and Marketing to bring Plaids solutions to market and scale their adoption globally.
Content Marketing Manager Bretton AIContent Marketing ManagerSan Francisco, CaliforniaYou'll work closely with our Director of Product Marketing (who owns messaging and positioning), our Growth and Field Marketing Directors (who need content to fuel campaigns and events), and our PR firm (who amplifies what we publish and occasionally ghostwrites bylines for us). OCC, Fed and FDIC regulated banks use Bretton AI to run compliance, risk, fraud, and operations on one platform, on their own data and policies, with every output traced, cited, and audit-ready.
Growth Marketing - Lead generation - US H CompanyGrowth Marketing - Lead generation - USSan Francisco, CaliforniaRemote$110,000–$140,000 / yearYou will work closely with leadership, sales, product, and operations teams to design and execute high-impact campaigns targeting enterprise buyers, technical decision-makers, and innovation leaders. You will be the central point of our events strategy: from event selection through to post-event follow-up, you will manage the entire cycle with a content-first approach and a strong network within the tech and media ecosystem.
Principal Machine Learning Engineer- LLM Fine-tuning and Optimization Airbnb IncPrincipal Machine Learning Engineer- LLM Fine-tuning and OptimizationSan Francisco, CARemote$292,000–$365,000 / yearThe team develops and enhances various AI models, ML services and tools including LLM fine-tuning, alignment and optimization, RAG/Search, LLM evaluation and testing automation, feedback-based learning and guardrail for a wide range of applications in Airbnb. Post-training experience in areas like data processing for fine-tuning; responsible LLMs; LLM alignment; reinforcement learning; efficient training and inference; language model evaluation; and/or multilingual and multimodal modeling.
Staff Backend Engineer - Search FX (Discovery Experience) FaireStaff Backend Engineer - Search FX (Discovery Experience)San Francisco, CA$231,000–$318,000 / yearWe're backed by some of the top investors in retail and tech including: Y Combinator, Lightspeed Venture Partners, Forerunner Ventures, Khosla Ventures, Sequoia Capital, Founders Fund, and DST Global. Our mission is to build the most intuitive, intelligent, and delightful discovery experience in wholesale: one that feels less like a search engine and more like a trusted merchant with an encyclopedic knowledge of what's in stock and what will sell.
SW ML Optimization Engineer Apple IncSW ML Optimization EngineerCupertino, CAIn addition to working directly with developers, you will identify patterns of performance challenges on Apple silicon, emerging new usage models, and provide feedback to the silicon and software teams for potential improvements. Profile and analyze AI/ML workloads across Apple Silicon compute engines (GPU, ANE, and CPU) to help identify performance bottlenecks, working alongside senior engineers.
Staff Software Engineer, Cooling Optimization GoogleStaff Software Engineer, Cooling OptimizationSunnyvale, CAWe're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. Experience with control theory, cooling systems, data center architecture, infrastructure systems, distributed systems, data center technology, data centers and systems development life-cycle.
Software Engineer, Generative AI, Agentic Creatives Optimization, YouTube Ads GoogleSoftware Engineer, Generative AI, Agentic Creatives Optimization, YouTube AdsMountain View, CAWe're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. As a software engineer, you will work on a specific project critical to Google’s needs with opportunities to switch teams and projects as you and our fast-paced business grow and evolve.
Senior Software Engineer, Generative AI, Agentic Creatives Optimization, YouTube Ads GoogleSenior Software Engineer, Generative AI, Agentic Creatives Optimization, YouTube AdsMountain View, CAWe're looking for engineers who bring fresh ideas from all areas, including information retrieval, distributed computing, large-scale system design, networking and data storage, security, artificial intelligence, natural language processing, UI design and mobile; the list goes on and is growing every day. As a software engineer, you will work on a specific project critical to Google’s needs with opportunities to switch teams and projects as you and our fast-paced business grow and evolve.
Staff/Sr. iOS Engineer - AI, Search & Knowledge Platforms Apple IncStaff/Sr. iOS Engineer - AI, Search & Knowledge PlatformsCupertino, CAPrototyping new ideas to help with initial feature definition Implementing Swift frameworks that adhere to defined API contracts Collaborating with our product cross-functional teams Participating in architecture and code reviews Building internal engineering tools as necessary Requirements: 5+ years of experience with Swift programming, ObjC is a plus Expertise in working with Concurrency primitives Understanding of client/server architectures Proficiency with SDK APIs, Apple Developer Tools (Xcode, Instruments) Comfort with large codebases and practical solutions Knowledge of software patterns that allow for testing Excellent interpersonal skills; able to work independently as well as in a team BS or MS in Computer Science or equivalent work experience Preferred Qualifications: Experience with Networking stack, CDNs is a plus Experience with Performance Profiling and Optimization techniques is a plus Experience with telemetry, defining and measuring SLAs is a plus. Our infrastructure powers search features across a variety of Apple products, including Apple Intelligence, Siri, Spotlight, Safari, Messages and multi-modal Lookup.
Product Marketing Manager Pump.coProduct Marketing ManagerSan Francisco, California$100,000–$150,000 / yearThis is a high-impact, cross-functional role that sits at the intersection of product, marketing, and sales — ideal for someone who loves translating complex features into clear, compelling stories. Write and publish high-quality content including blogs, landing pages, customer case studies, product updates, and email campaigns.
Director, Web Marketing Databricks IncDirector, Web MarketingCA$215,000–$295,550 / yearYou will be an essential member of the marketing leadership team, drawing on all of our internal resources to bring our marketing strategy to our digital audiences - and increasingly to a new kind of audience: the AI agents and assistants that now read, interpret, and act on the web on behalf of the people we''re trying to reach. Establish a strategy for how Databricks evolves and scales its web presence with the business across segments, products, industries, partners, and languages - and for how our content stays legible, accurate, and well-represented as AI systems increasingly mediate discovery.
Machine Learning Engineer, Search & Knowledge Quality Apple IncMachine Learning Engineer, Search & Knowledge QualitySanta Clara, CACollaborate with data scientists, software & ML engineers as well as product managers to define requirements and deliverables Independently own deliverables and apply problem-solving skills to identify solutions to problems to take ownership of complex, ambiguous problems and drive cross-functional solutions with minimal guidance. Experience with state-of-the-art ML methodologies, including LLM fine-tuning, neural network optimization, RL Strong communication and accountability skills; a hard-working, strong work ethic, and collaboration abilities.