Principal AI/ML Architect

Join Varomoney as a Principal AI/ML Architect, where you will lead groundbreaking projects that leverage artificial intelligence and machine learning to transform financial services. Your expertise will guide our engineering teams in developing innovative solutions that not only meet but exceed client expectations. You will be at the forefront of AI/ML technology, driving strategic initiatives and ensuring the highest standards of technical excellence.

Role Overview Anaplan is looking for a Principal AI Architect based in San Francisco. This role sets the technical direction for AI initiatives and works closely with teams across the company to design and build advanced AI solutions. The Principal AI Architect plays a key part in shaping AI strategy and strengthening Anaplan's product capabilities through practical, business-focused applications of artificial intelligence.

Draup, a Series A-funded company in San Francisco, builds an intelligence platform that helps global enterprises make workforce and go-to-market decisions. The platform processes more than 1 billion job descriptions and 850 million professional profiles, drawing insights from over 100 labor databases. Draup supports over 250 enterprise clients, including five Fortune 10 companies. Role overview The Principal AI Architect joins a senior engineering group in Silicon Valley, focusing on advanced AI research and product development. This role shapes the technical direction for Draup’s next-generation AI systems and infrastructure. What you will do Set the architectural vision for advanced AI systems, including agent architectures, reasoning frameworks, and proprietary model development. Design and evaluate new AI capabilities such as predictive modeling, autonomous signal synthesis, and multi-modal intelligence to create valuable intellectual property. Build and maintain the technical foundation: data architecture, model serving, agent orchestration, and inference systems aligned with a long-term product roadmap. Analyze and incorporate emerging AI approaches, such as multi-agent reasoning and retrieval-augmented fine-tuning, ahead of broad industry adoption. Develop engineering standards, lead architecture reviews, and oversee documentation practices to safeguard intellectual property within the team.

Join DigitalOcean as a Senior Solutions Architect II specializing in AI and Machine Learning. In this pivotal role, you will leverage your expertise to design and implement innovative solutions that drive our customers' success. You'll collaborate with cross-functional teams to ensure our clients harness the full potential of our cloud services, enabling them to scale and optimize their operations effectively.

About the CompanyLavendo is a pioneering publicly traded company leading the charge in the AI revolution. With an AI-centric cloud platform, we are transforming the artificial intelligence landscape. Our state-of-the-art infrastructure, including extensive GPU clusters and advanced cloud services, supports developers in harnessing the explosive growth of the global AI industry, catering to Fortune 1000 firms, innovative startups, and AI researchers alike.Company type: Publicly tradedIndustry: AI/ML, Cloud Computing, Infrastructure-as-CodeCandidate Location: Remote U.S.Our mission is to democratize AI infrastructure access and empower organizations to innovate, optimize, and deploy AI solutions seamlessly at any scale. By simplifying the complexities of AI development, we provide a comprehensive full-stack AI platform that marries robust hardware with easy-to-use tools and services.The OpportunityWe are on the lookout for a Senior AI/ML Specialist Solutions Architect to become a crucial part of our client's dynamic team. This role presents an exciting opportunity to design and implement scalable AI solutions tailored for AI-centric clients, leveraging cutting-edge technologies and contributing to one of the most powerful commercially available supercomputers.What You'll DoArchitect and enhance distributed training and inference systems for large-scale AI models.Design and deliver customer-centric solutions that optimize performance and drive business value.Lead the migration of ML pipelines from Proof of Concept to scalable production environments.Foster long-term relationships with clients, ensuring satisfaction and alignment with their strategic objectives.Produce whitepapers, conduct technical presentations, and facilitate webinars to disseminate insights and best practices.Provide technical guidance and mentorship to teams regarding AI infrastructure and deployment strategies.Collaborate with engineering and product teams to prioritize customer feedback and shape product roadmaps.

Embark on a transformative career journey with DigitalOcean, where you will collaborate with a vibrant community of exceptional talent dedicated to crafting the most user-friendly and scalable cloud solutions. If you possess a growth mindset, a penchant for thinking big and bold, and thrive in a high-energy environment that challenges the status quo, you will find your ideal fit with us. We believe in winning together while learning, enjoying the journey, and making a significant impact for the dreamers and builders around the globe.We are seeking a Senior Solutions Architect (AI/ML) who is enthusiastic about addressing intricate cloud infrastructure challenges, particularly within the burgeoning AI/ML domain.In your role as a Senior Solutions Architect at DigitalOcean, you will be an integral part of a dynamic team committed to revolutionizing cloud computing and AI. Reporting to the Senior Manager of Solutions Architecture, you will collaborate with our most strategic accounts and partners to design and implement scalable, reliable, and innovative cloud solutions. You will play a crucial role in influencing both technical and business decisions, assisting customers in modernizing their workloads, and establishing DigitalOcean as the top choice for their AI/ML and GPU requirements.In this capacity, you will work closely with Sales, Technical Account Management, and Partner teams to deliver technical excellence that fuels new customer acquisition and strengthens existing relationships. As the technical subject matter expert, your responsibilities will include designing, implementing, and optimizing high-performing, resilient cloud solutions tailored to customer needs.Furthermore, you will engage cross-functionally with Product, Engineering, and Operations to ensure that customer feedback informs the continuous enhancement of DigitalOcean’s offerings. Your technical leadership and consultative approach will be pivotal in fostering trusted relationships, shaping strategic decisions, and positioning DigitalOcean as the preferred cloud partner for expanding businesses and key partners.This is a remarkable opportunity to merge your technical expertise, business insight, and communication skills to drive substantial impact on DigitalOcean’s growth and success.

About FaireFaire is a cutting-edge online wholesale marketplace driven by the belief that the future is local. Independent retailers around the world generate more revenue than giants like Walmart and Amazon combined, yet individually, they often struggle against these behemoths. At Faire, we harness the power of technology, data, and machine learning to connect this vibrant community of entrepreneurs globally. Imagine your favorite local boutique; we empower them to discover and sell exceptional products from around the world. With the right tools and insights, we aim to level the playing field, allowing small businesses to compete effectively with large retail chains and e-commerce platforms.By fostering the growth of independent businesses, Faire is making a positive economic impact in local communities worldwide. We’re in search of intelligent, resourceful, and passionate individuals to join us in driving the shop-local movement. If you share our belief in community, we would love to welcome you to ours.About this Role:We are on the lookout for a Principal ML / AI Engineer to serve as a company-wide technical thought leader and practitioner in shaping the future of Data and AI at Faire. This unique opportunity allows you to influence broad technical strategies across data, engineering, and product while engaging directly with pioneering AI research and applications. This role will report directly to the CTO of Faire.Your Responsibilities:Shape the AI Vision – Collaborate with product, design, strategy & analytics, machine learning, and the wider engineering leadership to define how AI can unlock transformational value for Faire’s retailers and brands. Provide thought leadership to guide company-wide priorities, particularly focusing on product strategy and key investment areas.Prototype and Unblock – Lead the development and implementation of AI systems (such as LLM fine-tuning, RLHF, agent frameworks, etc.) that illustrate what’s achievable and promote adoption across teams. Act as a “super individual contributor” who can delve deeply into technical challenges, enabling the engineering organization to advance quickly with AI and amplify both development and impact.Architect the AI-Ready Stack – Design Faire’s technical ecosystem, encompassing event logging, data warehouses, feature stores, and model serving, to ensure our infrastructure is AI-ready, scalable, and optimized for rapid experimentation.

Join our dynamic team at Cloudflare as a Senior/Principal Systems Engineer specializing in Workers AI (AI/ML). In this pivotal role, you will leverage your expertise in artificial intelligence and machine learning to develop cutting-edge solutions that enhance our platform's capabilities. You will collaborate with cross-functional teams to drive innovation and improve our systems, ensuring we remain at the forefront of technology.

Role overview The Principal Solutions Architect at Cloudflare, Inc. plays a key part in shaping both technical strategy and architecture. This hybrid position focuses on designing and implementing solutions that scale, with a strong emphasis on performance and security for clients. What you will do Collaborate with teams throughout Cloudflare to develop and refine technical solutions Lead architecture initiatives that advance Cloudflare’s mission to improve the Internet Use deep technical expertise to guide technology choices and improve user experiences Location This is a hybrid role, requiring some in-office work in addition to remote collaboration.

Join Fractional AI as an Associate Principal of AI TransformationAt Fractional AI, we specialize in creating tailored generative AI software solutions designed to revolutionize businesses. Our clients include private equity-backed companies and Fortune 500 enterprises across diverse industries.As AI continues to evolve, every C-suite executive is grappling with the challenge of translating theoretical AI into practical applications. Our elite engineering team excels at developing comprehensive AI solutions, while our top-tier business team offers expert AI advisory services. We are on a fast-paced growth trajectory, positioned at the cutting edge of applied AI, collaborating with some of the world's largest private equity firms.We seek intellectually curious, collaborative professionals eager to make an impact from day one.Role OverviewAs an Associate Principal, you will serve as the intellectual backbone of our AI due diligence practice. Your responsibilities will include assessing disruption risks and identifying value creation opportunities across various industries, conducting management interviews, and presenting your insights to our private equity clients. Each quarter, you'll gain insights into 4-5 companies, honing a unique pattern recognition that is unmatched in the market.This exposure will pave your way to becoming a Principal at Fractional AI, the go-to advisor for private equity firms seeking AI guidance for their portfolio companies. In addition to diligences, you will collaborate with our Principals on active deals, proposals, and fostering relationships within the private equity sector. Within 6-12 months, you will be expected to begin leading your own deal pursuits.Note that this position does not have sales quotas but is designed to evolve into one.Key ResponsibilitiesLead end-to-end diligence processes. You will be fully dedicated to each engagement while the Principal and AI Architect manage multiple deals. As the primary point of contact, you will maintain a sharp point of view, prepare the team for each interview, and ensure the Principal is thoroughly prepared for client meetings. Your role encompasses desk research, generating points of view, conducting interviews, and overseeing deliverables.Assist with live deals and account management. You will work closely with Principals on ongoing sales efforts, participating in discovery calls, shaping proposals, and managing existing customer relationships.Develop your network within private equity. This role provides a unique opportunity to connect with key players in the private equity industry, enhancing your professional footprint.

Zyphra is a cutting-edge artificial intelligence company located in the vibrant city of San Francisco, California, dedicated to pushing the boundaries of AI technology.The Role:As our Principal Solutions Architect, you will establish yourself as the foremost technical authority during all partner and customer interactions involving Zyphra’s extensive AI model portfolio and innovative AI agents. Your role will involve articulating the technical advantages and unique features of Zyphra’s offerings, guiding partners and customers from the initial assessment phase through a seamless integration process, and representing our research initiatives. This is not a mere support role; you will drive the entire technical go-to-market (GTM) strategy, crafting compelling narratives, nurturing strategic partnerships, and facilitating successful commercial outcomes.Moreover, you will play a pivotal role in providing valuable insights from partners and customers that will inform Zyphra’s research and product development roadmap. Ideal candidates will possess a research mindset, communicate with the clarity of an industry expert, and have the credibility to engage effectively with both technical and executive-level discussions.Your Responsibilities Include:Acting as the primary technical advisor to strategic partners and customers across Zyphra’s full AI model portfolio, which includes language, vision, audio, brain-computer interfaces, and agentic systems from the initial discovery phase through deployment and expansion.Crafting and delivering engaging technical narratives, demonstrations, and evaluation frameworks that highlight the distinctions of each Zyphra model to diverse audiences, including research teams, engineers, executives, and business decision-makers.Leading technical discovery discussions with partners and customers to thoroughly understand their needs, use cases, and integration prerequisites, and converting those insights into actionable plans.Spearheading the development of strategic partnerships and customer conversion, managing the technical relationship throughout the entire commercial lifecycle.Aggregating partner and customer insights into emerging use cases, identifying unmet needs, deployment trends, and competitive signals, and delivering constructive feedback that directly impacts Zyphra’s research and product focus.Creating and maintaining a repository of reusable technical resources, including model evaluation frameworks, fine-tuning guides, deployment architectures, API integration playbooks, and use-case demonstrations to expedite the adoption of Zyphra’s models by partners and customers.Representing Zyphra at industry conferences, technical workshops, academic forums, and partner events to enhance our credibility and thought leadership in the AI sector.

Join Our Team at Air AppsAt Air Apps, we are on a mission to revolutionize resource management through innovative technology. Founded in 2018 in Lisbon, Portugal, we have expanded our reach with offices in both Lisbon and San Francisco, boasting over 100 million downloads globally. Our vision is to create the world’s first AI-powered Personal & Entrepreneurial Resource Planner (PRP), and we are looking for passionate individuals to help us achieve this goal.Our commitment to challenging the status quo drives us to push the boundaries of AI-driven solutions that make a real impact. Here, you will have the opportunity to be a creative force, developing products that empower individuals worldwide.Join us as we embark on this journey to redefine how people plan, work, and live.

At Runway ML, we are revolutionizing the intersection of art and science through innovative AI technology. Our mission is to build sophisticated world models that transcend traditional artificial intelligence limitations. We believe that to tackle the most pressing challenges—such as robotics, disease, and scientific breakthroughs—we need systems that can learn from experiences just like humans do. By simulating these experiences, we can expedite progress in ways that were previously unimaginable.Our diverse and driven team consists of creative thinkers who are passionate about pushing boundaries and achieving the extraordinary. If you share this ambition and are eager to contribute to our groundbreaking work, we invite you to join us.About the Role*We are open to hiring remotely across North America. We also have offices in NYC, San Francisco, and Seattle.We are on the lookout for a highly skilled and intellectually inquisitive Technical Accounting Manager to be our go-to authority on intricate accounting issues. This position offers significant visibility and is ideal for a professional adept at interpreting complex accounting guidelines, formulating sound conclusions, and translating technical insights into practical accounting practices.

Empowering Trust through InnovationAt OneTrust, we are committed to fostering innovation through the ethical utilization of data and artificial intelligence. We believe that trust in data should enhance, not hinder, productivity. This vision led to the inception of the first technology platform dedicated to responsible data usage in 2016. As AI continues to revolutionize the data landscape, OneTrust is at the forefront, redefining the standards of responsible innovation. Our AI-Ready Governance Platform™ integrates regulatory intelligence, automation, and cohesive governance workflows, empowering businesses to harness the potential of AI while ensuring robust governance to mitigate data misuse on a large scale. Trusted by thousands globally, OneTrust is shaping a future where reliable data is a transformative asset for both business and society.Your ChallengeWe are in search of a Principal Domain Architect to articulate and propel the technical vision for AI-native and agentic systems within our platform. This pivotal role merges profound system architecture expertise with AI-driven innovation and strategic technology leadership to develop scalable, robust, and enterprise-level solutions. The Principal Architect will collaborate closely with Product, AI Platform teams, the Architecture Guild, and engineering leadership to steer the design of intricate distributed systems, impact the product roadmap, and champion the adoption of contemporary AI-native architectures throughout the organization. This leader will also identify emerging engineering advancements, translating them into strategic business opportunities while enhancing engineering efficiency and technical excellence across our product suite.Your MissionDefine and deliver architecture for AI-native agentic systems, enabling scalable and enterprise-grade multi-agent solutions.Create and assess failure mode scenarios for agentic workflows and integrate architectural safeguards to ensure resilience and reliability.Provide deep expertise in LLM architectures, prompt engineering, RAG approaches, model selection, model training, LoRA knowledge, cost optimization, performance, security, and quality considerations.Drive technology transformation initiatives that align with business objectives and foster innovation.

ML/AI Research Engineer - Founding Team at Agentic AI LabLocation: San Francisco Bay AreaType: Full-TimeCompensation: Competitive salary + meaningful equity (founding tier)At fabrion, backed by 8VC, we are assembling a top-tier team dedicated to addressing one of the most pressing infrastructure challenges in the industry.About the RoleJoin us in shaping the future of enterprise AI infrastructure, focusing on agents, retrieval-augmented generation (RAG), knowledge graphs, and multi-tenant governance.As an ML/AI Research Engineer, you will spearhead the design, training, evaluation, and optimization of agent-native AI models. Your work will integrate LLMs, vector search, graph reasoning, and reinforcement learning, establishing the intelligence layer for our enterprise data fabric.This role goes beyond prompt engineering; it encompasses the entire ML lifecycle—from data curation and fine-tuning to thorough evaluation, interpretability, and deployment, all while considering cost-effectiveness, alignment, and agent coordination.Core ResponsibilitiesFine-tune and assess open-source LLMs (e.g., LLaMA 3, Mistral, Falcon, Mixtral) for enterprise applications, leveraging both structured and unstructured data.Construct and enhance RAG pipelines utilizing LangChain, LangGraph, LlamaIndex, or Dust, integrating with our vector databases and internal knowledge graphs.Train agent architectures (ReAct, AutoGPT, BabyAGI, OpenAgents) using enterprise task datasets.Develop embedding-based memory and retrieval chains employing token-efficient chunking strategies.Create reinforcement learning pipelines to enhance agent behaviors (e.g., RLHF, DPO, PPO).Establish scalable evaluation harnesses for LLM and agent performance, including synthetic evaluations, trace capture, and explainability tools.Contribute to model observability, drift detection, error classification, and alignment efforts.Optimize inference latency and GPU resource utilization across both cloud and on-premises environments.Desired ExperienceModel Training:Deep understanding of machine learning principles and hands-on experience with model training.

About Liquid AIFounded as a spinoff of MIT CSAIL, Liquid AI specializes in developing versatile AI systems designed for optimized performance across various deployment platforms, from data center accelerators to on-device hardware. Our commitment to low latency, minimal memory consumption, privacy, and reliability sets us apart. We collaborate with enterprises in sectors such as consumer electronics, automotive, life sciences, and financial services. As we experience rapid growth, we seek remarkable talent to join our journey.The OpportunityAs we establish our solutions architecture function from the ground up, you will play a pivotal role as one of our inaugural Solutions Architects. Collaborating closely with the Head of Solutions Architecture and the go-to-market organization, you will manage customer engagements from inception to completion.Our models are specifically engineered for environments constrained by memory, latency, and power, encompassing edge devices, mobile applications, embedded systems, and on-premises infrastructure where traditional models cannot operate. You will engage with this boundary daily.Our clientele ranges from AI-native startups to established enterprises venturing into AI for the first time. Your mission is to bridge the gap between our models' capabilities and customers' expectations, delivering on that promise from technical validation through to go-live.

Join our dynamic team at Sonsoft Inc. as a Principal Consultant - Network Architect. In this pivotal role, you will leverage your expertise to design and implement robust network architectures that meet the evolving needs of our clients. You will collaborate with cross-functional teams to deliver innovative solutions that enhance network performance and security.

Draup, based in San Francisco, is an AI company with Series A funding that builds intelligence solutions for large enterprises. The platform analyzes over 1 billion job descriptions and 850 million professional profiles, serving more than 250 enterprise clients, including several Fortune 10 companies. Draup’s data comes from more than 100 labor databases, supporting clients with deep workforce insights. Role overview The engineering team in Silicon Valley is expanding. Draup seeks experienced AI/ML Engineers interested in advancing both research and product development in artificial intelligence. What you will do Develop and maintain production-grade large language model (LLM) pipelines and agentic workflows. Design and enhance retrieval-augmented generation (RAG) architectures at scale, using vector databases such as Pinecone, FAISS, and Weaviate. Implement advanced agentic systems with tools like LangGraph or LlamaIndex, focusing on tool use, multi-agent coordination, and reasoning loops. Lead prompt engineering, manage model versioning, oversee evaluation (including RAGAS and DeepEval), and instrument LLMOps. Integrate AI features into large-scale data pipelines, ensuring observability in production and compliance with guardrails. Location This position is based in San Francisco, CA (Silicon Valley).

Join AfterQuery as an AI/ML Research Intern and immerse yourself in groundbreaking artificial intelligence projects. This internship is designed for exceptional undergraduate and master's students eager to collaborate with our research team on advanced reasoning and agentic models. You will have the opportunity to access specialized datasets and work closely with industry experts, contributing to exciting AI research that could lead to co-authored papers and presentations at prestigious AI conferences.We invite students currently enrolled in relevant programs to apply. This role requires a commitment of 10 to 40 hours per week, adaptable to the needs of the company.

Role overview The Principal Architect - Citywide Initiatives will guide major projects for the City and County of San Francisco. This role centers on designing solutions that support the city’s infrastructure and community planning needs. The position plays a key part in shaping how San Francisco grows and serves its residents. Key responsibilities Lead architectural projects that influence the city’s urban landscape Coordinate with departments and stakeholders to ensure alignment with city goals Promote and apply sustainable design practices in all projects Support planning efforts that aim to improve quality of life for residents Collaboration Frequent collaboration with city agencies, community groups, and other partners is essential. The Principal Architect works to ensure projects reflect San Francisco’s broader vision and priorities.