Principal Cloud Infrastructure Engineer Jobs

Our vision is to transform how the world uses information to enrich life for all . Micron Technology is a world leader in innovating memory and storage solutions that accelerate the transformation of information into intelligence, inspiring the world to learn, communicate and advance faster than ever. As a Principal HBM RTL Designer, you will serve as a technical leader driving the front‑end digital design of next‑generation High Bandwidth Memory (HBM) products. This role requires deep expertise in RTL architecture, build methodology, and multi-functional technical leadership. You will own complex design blocks end‑to‑end—from architectural definition through production‑quality implementation—while mentoring engineers, influencing design strategy, and ensuring world‑class design execution. Responsibilities: Define, architect, and lead the development of advanced RTL blocks for HBM subsystems, ensuring alignment with product requirements and architectural goals. Own end‑to‑end front‑end design, including micro‑architecture, RTL development, simulation strategy, and design quality. Drive technical decisions across circuit development, synthesis, constraints, and physical‑design integration, ensuring timing, power, and area compliance. Champion design methodologies, develop reusable frameworks, and improve RTL design flows, validation strategies, and sign‑off processes. Collaborate closely with physical design, verification, architecture, and product engineering to integrate subsystems and deliver high‑quality silicon. Lead root‑cause analysis and corrective actions for complex design issues, ensuring long‑term design robustness. Communicate effectively at all levels, contributing to technical planning, project execution, and cross‑organizational alignment. Minimum Qu

Every 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. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. 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. Roblox Studio is the creation engine behind millions of immersive 3D experiences built by creators around the world. As a Principal Engineer focused on Collaboration, you will be leading the architecture and design of workflows on Roblox Studio and our platform enabling creators and AI agents to collaborate at scale by creating, sharing, and managing content. The ideal candidate has C++ and game engine experience, enjoys solving complex software problems and has a passion for mentoring other engineers on the team. We believe that collaborative teams are the future of building one’s imagination on Roblox and you will be designing and building features which unlock that vision. Join us in our mission to make collaboration at scale performant, frictionless, and most of all fun! You Will: Plan and deliver complex technical features E2E in our game engine and in the Roblox Studio that will allow developers to grow in our community Establish the foundational architecture and technical direction that will enable Studio to keep expanding its capabilities Work cross functionally, across teams and technology platforms to deliver high quality and amazing user functionality Lead by example and mentor e

For more than 30 years, SonicWall has delivered a partner-first unified cybersecurity portfolio that helps SMBs, MSPs, and IT teams consolidate network security, endpoint security, security service edge (SSE), and threat response across hybrid environments. By bringing connected technology, real-time threat intelligence, automation, and expert services together, SonicWall helps organizations simplify security operations, achieve better security outcomes, and lower total cost of ownership. Backed by a global ecosystem of more than 17,000 partners, SonicWall delivers enterprise-grade protection built for SMB and mid-market realities. For more information, visit www.sonicwall.com or follow us on X, LinkedIn , Facebook , and Instagram . Responsibilities Lead development and optimization of a key dataplane module for SonicWall NGFW platforms. Design, implement, and enhance high‑performance packet‑processing paths using DPDK/ODP/OFP or similar frameworks. Diagnose and resolve complex performance, throughput, and latency issues in the dataplane. Collaborate with platform, networking, security, and QA teams to deliver features and product improvements. Prototype and evaluate new dataplane technologies, contributing to next‑gen NGFW capabilities. Influence architectural decisions, scalability strategies, and long‑term technical direction for dataplane components. Requirements 10+ years of experience in C/C++ systems‑level development for networking or embedded platforms. Strong hands‑on expertise in DPDK, ODP, OFP , or similar high‑performance packet‑processing frameworks. Solid understanding of L3/L4 networking protocols , including IPv4/IPv6, routing, NAT, VPN/IPsec/SSL, and related protocols. Proven ability to build multi‑threaded, low‑latency, high‑throughput systems. Strong knowledge of OS internals, memory and concurrency models, and network stack behaviour. Excellent debugging, performance tuning, and system analysis s

About the Team The Ads & Promos Delivery team powers the last-mile delivery of ads and promotions, two marketing products offered to merchants, connecting merchant intent with consumer demand across search and discovery experiences. As a Principal Engineer, you will lead the technical direction for AI-first experiences, including ranking and relevance systems that sit at the core of our ads marketplace and shape how ads are selected, ordered, and personalized in real time across all verticals. You will design and build next-generation AI-first ranking systems using state-of-the-art techniques such as sequence modeling, deep learning, and large language models (LLMs). Your work will span query understanding, user and merchant representation learning, contextual relevance, and multi-objective optimization, balancing advertiser value, consumer experience, and marketplace health at scale. You will set the long-term technical vision, drive cross-team alignment, and translate cutting-edge research into production systems that operate under strict latency, scale, and reliability constraints. As DoorDash expands into 40+ global markets and new verticals such as Grocery and Retail, this role offers a rare opportunity to define how modern AI, including sequential models and LLM-powered decisioning, reshapes ads relevance in a closed-loop marketplace. About the Role Apply state-of-the-art machine learning and LLM techniques to problems across personalization, query understanding, user and content understanding. Rigorously evaluate ML and LLM models using a combination of offline analysis and online experimentation, designing metrics and experiments that clearly measure quality, impact, and tradeoffs. Own the full model lifecycle from research to production, including data analysis, model development, evaluation, offline and online A/B testing, and continuous iteration. Partner closely with product managers, data scientists, and designers to ensure AI-driven systems deliver

Every 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. At Roblox, we’re building the tools and platform that empower our community to bring any experience that they can imagine to life. Our vision is to reimagine the way people come together, from anywhere in the world, and on any device. We’re on a mission to connect a billion people with optimism and civility, and looking for amazing talent to help us get there. 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. As a Principal Software Engineer on the User Connections team, you will define the backend systems that power the social ecosystem ranging from Friending, Profiles (Identity + Expression), and other Social engagement. You will be a team lead, influence service architecture designs, and guide the team’s roadmap both in technical and product domains. Your work will power the Roblox ecosystem, helping people recognize and connect with friends & interests on Roblox, express themselves, and discover & engage with the best of Roblox through their connections. You will own critical features used by millions of users daily, such as profiles, names, online presence, co-play tools, as well as develop new zero-to-one features. You will drive company-level objectives for user engagement. If you are an experienced developer with a deep understanding of large scale systems and enjoy shaping engineering and product vision, you’ll be a great fit for this team. This role is based at Roblox HQ in San Mateo, CA (no remote option). You Will: Tech lead the engineering team Lead the design and implementation of scalable backend systems to support hundreds of millions of

Our vision is to transform how the world uses information to enrich life for all. Join an inclusive team passionate about one thing: using their expertise in the relentless pursuit of innovation for customers and partners. The solutions we build help make everything from virtual reality experiences to breakthroughs in neural networks possible. We do it all while committing to integrity, sustainability, and giving back to our communities. Because doing so can fuel the very innovation we are pursuing. Lead end-to-end SSD firmware test architecture design and quality validation for enterprise/data center/automotive SSD products. Build high-efficiency automation platforms and CI/CD pipeline, drive critical issue resolution and product mass production. Key Responsibilities Own overall test architecture, validation strategy and quality system for enterprise SSD firmware. Design and implement test solutions covering functionality, performance, reliability, QoS, PLP, FTL, GC, power and security. Build and optimize automation test framework, long-stability test system and CI/CD pipeline to support mass validation. Lead root cause analysis and closure of critical FW issues including hang, drop, performance degradation and compatibility problems. Participate in product architecture review and provide technical suggestions on FW design, NAND selection and reliability targets. Drive test team capability improvement, process optimization and technical standardization. Track new storage technologies: PCIe 5.0/6.0, NVMe 2.0, ZNS, CXL, automotive and industrial storage. Requirements <s

Our vision is to transform how the world uses information to enrich life for all. Join an inclusive team passionate about one thing: using their expertise in the relentless pursuit of innovation for customers and partners. The solutions we build help make everything from virtual reality experiences to breakthroughs in neural networks possible. We do it all while committing to integrity, sustainability, and giving back to our communities. Because doing so can fuel the very innovation we are pursuing. Lead end-to-end SSD firmware test architecture design and quality validation for enterprise/data center/automotive SSD products. Build high-efficiency automation platforms and CI/CD pipeline, drive critical issue resolution and product mass production. Key Responsibilities Own overall test architecture, validation strategy and quality system for enterprise SSD firmware Design and implement test solutions covering functionality, performance, reliability, QoS, PLP, FTL, GC, power and security Build and optimize automation test framework, long-stability test system and CI/CD pipeline to support mass validation Lead root cause analysis and closure of critical FW issues including hang, drop, performance degradation and compatibility problems Participate in product architecture review and provide technical suggestions on FW design, NAND selection and reliability targets Drive test team capability improvement, process optimization and technical standardization Track new storage technologies: PCIe 5.0/6.0, NVMe 2.0, ZNS, CXL, automotive and industrial storage. Requirements Ba

Employee Applicant Privacy Notice Who we are: Shape a brighter financial future with us. Together with our members, we’re changing the way people think about and interact with personal finance. We’re a next-generation financial services company and national bank using innovative, mobile-first technology to help our millions of members reach their goals. The industry is going through an unprecedented transformation, and we’re at the forefront. We’re proud to come to work every day knowing that what we do has a direct impact on people’s lives, with our core values guiding us every step of the way. Join us to invest in yourself, your career, and the financial world. The Role You will be the technical leader for Digital Identity at SoFi under the Sofi Technology Solution Group: the platform group that powers identity, authorization, and entitlements for every product and every member across the company. Digital Identity runs Tier-0 infrastructure: the highest criticality rating at SoFi. Every product line, banking, lending, investing, credit cards, crypto depends on these platforms to know who a member is, what they're entitled to, and what they're authorized to do. When these platforms are down, SoFi is down. You'll define the technical strategy for this group. You'll architect solutions for complex, ambiguous problems: multi-person access patterns, cross-organizational platform convergence, and data integrity at financial-services scale. You'll build the engineering processes and culture that let a lean team operate Tier-0 infrastructure with confidence. And you'll push the boundaries of how we build, leveraging AI to accelerate development, prototype faster, and experiment with approaches that would have been impractical two years ago. What You'll Own Platform Technical Strategy Digital Identity operates multiple Tier-0 platforms spanning identity resolution, entitlement management, and fine-grained authorization. You own the technical strategy across all of the

Toast creates technology to help restaurants and local businesses succeed in a digital world, helping business owners operate, increase sales, engage customers, and keep employees happy. At Toast, we are committed to empowering our customers by providing the technology, resources, and community they need to thrive. While our roots are in food service, we are rapidly expanding into adjacent markets and international territories. Our mission is to build a world-class publishing and configuration platform that supports the diverse needs of all Toast customers, regardless of their industry, location, or the size of their business. As a member of the Configuration Platform team, you will be at the heart of Toast’s most critical infrastructure. We are the high-concurrency engine powering live system updates across the entire Toast ecosystem. This platform powers how business-critical data is created, versioned, and deployed across Toast—from menus and pricing to taxes and operational rules. Whether it’s a menu change in Ireland or a pricing update for a 100 location enterprise, it all flows through our systems. We give customers the confidence and precision tools they need to manage complex configurations and run their global businesses with ease. Beyond serving end-users, we are an ever-evolving internal platform. We aim to empower other Toast engineering teams to build, deploy, and scale their own features quickly on top of our robust architecture. We’re looking for a Principal Product Manager to drive the vision, strategy, and execution of our configuration and change management experience across the Toast platform. You’ll work closely with engineering, design, and go-to-market teams to craft an experience that supports our customers and the needs of their business. A day in the life (Responsibilities) Own and evolve the product strategy for Toast’s configuration platform, with a focus on: Designing systems that safely manage changes to critical business data, in

Our vision is to transform how the world uses information to enrich life for all. Join an inclusive team passionate about one thing: using their expertise in the relentless pursuit of innovation for customers and partners. The solutions we build help make everything from virtual reality experiences to breakthroughs in neural networks possible. We do it all while committing to integrity, sustainability, and giving back to our communities. Because doing so can fuel the very innovation we are pursuing. As a Smart Manufacturing I4.0 Analyst at Micron Technology, Inc., you will enable new frontier technology for Smart manufacturing especially in the area of Smart Die Matching, speed, quality and reliability predictions to define and drive end to end smart manufacturing solutions, coordinated across functions of the business. We will look into applying industry-leading methodologies in automation, AI and machine learning to improve Micron’s product development, business and administrative processes across the company. Responsibilities and Tasks Partner with Assembly, Test, Probe, Product & Quality group to drive AI transformation in Smart Die matching as well as SMBP, Machine learning predictions enabling new insights and innovative solutions for Technology acceleration. Conceptualize, Prototype and productize innovative solutions using artificial intelligence, big data to improve/revolutionize Micron manufacturing performance such as Smart Die Matching, SMBP as well as other prediction projects Participate/Lead End-to-End project teams comprising of Data Scientists, Industry 4.0 analysts, Solution Architects & Data Engineers. Provide domain insights into available data, identify gaps

About DataCamp DataCamp's mission is to empower everyone with the data and AI skills essential for 21st-century success. By providing practical, engaging learning experiences, DataCamp equips learners and organizations of all sizes to harness the power of data and AI. As a trusted partner to over 17 million learners and 6,000+ companies , including 80% of the Fortune 1000, DataCamp is leading the charge in addressing the critical data and AI skills shortage. About the role Research has consistently shown that one-on-one tutoring dramatically outperforms traditional classroom instruction—a finding known as Bloom's 2 Sigma Problem. Despite decades of awareness, no solution has successfully delivered personalized tutoring at scale. Until now. We’re building an AI Creator that turns learning into action—empowering users to instantly build, experiment, and solve real-world problems, transforming knowledge into tangible impact from day one.. You will work on the core AI system that delivers real-time, adaptive learning experiences to learners. If you're excited about building the future of human learning, this role is for you. About you At DataCamp, we seek individuals who embody our core values of data-driven decision-making, action, transparency, ownership, and customer focus. You thrive in a fast-paced, high-performing environment and are driven by a passion for making a meaningful impact. You're adaptable, embracing change and ambiguity with enthusiasm. Your initiative and entrepreneurial spirit push you beyond just meeting targets—you aim to understand the "why" behind our goals and take ownership to drive the business forward. You’re a collaborative team player who values transparency and always seeks to improve and innovate. If this sounds like you, we encourage you to apply! Responsibilities Build and evolve the core AI tutoring system , including prompt architectures, agentic workflows, and real-time adaptive behaviors. Run rigorous experimentation and evaluation

About DataCamp DataCamp's mission is to empower everyone with the data and AI skills essential for 21st-century success. By providing practical, engaging learning experiences, DataCamp equips learners and organizations of all sizes to harness the power of data and AI. As a trusted partner to over 17 million learners and 6,000+ companies , including 80% of the Fortune 1000, DataCamp is leading the charge in addressing the critical data and AI skills shortage. About the role Research has consistently shown that one-on-one tutoring dramatically outperforms traditional classroom instruction—a finding known as Bloom's 2 Sigma Problem. Despite decades of awareness, no solution has successfully delivered personalized tutoring at scale. Until now. We’re building an AI Creator that turns learning into action—empowering users to instantly build, experiment, and solve real-world problems, transforming knowledge into tangible impact from day one.. You will work on the core AI system that delivers real-time, adaptive learning experiences to learners. If you're excited about building the future of human learning, this role is for you. About you At DataCamp, we seek individuals who embody our core values of data-driven decision-making, action, transparency, ownership, and customer focus. You thrive in a fast-paced, high-performing environment and are driven by a passion for making a meaningful impact. You're adaptable, embracing change and ambiguity with enthusiasm. Your initiative and entrepreneurial spirit push you beyond just meeting targets—you aim to understand the "why" behind our goals and take ownership to drive the business forward. You’re a collaborative team player who values transparency and always seeks to improve and innovate. If this sounds like you, we encourage you to apply! Responsibilities Build and evolve the core AI tutoring system , including prompt architectures, agentic workflows, and real-time adaptive behaviors. Run rigorous experimentation and evaluation

About DataCamp DataCamp's mission is to empower everyone with the data and AI skills essential for 21st-century success. By providing practical, engaging learning experiences, DataCamp equips learners and organizations of all sizes to harness the power of data and AI. As a trusted partner to over 17 million learners and 6,000+ companies , including 80% of the Fortune 1000, DataCamp is leading the charge in addressing the critical data and AI skills shortage. About the role Research has consistently shown that one-on-one tutoring dramatically outperforms traditional classroom instruction—a finding known as Bloom's 2 Sigma Problem. Despite decades of awareness, no solution has successfully delivered personalized tutoring at scale. Until now. We’re building an AI Creator that turns learning into action—empowering users to instantly build, experiment, and solve real-world problems, transforming knowledge into tangible impact from day one.. You will work on the core AI system that delivers real-time, adaptive learning experiences to learners. If you're excited about building the future of human learning, this role is for you. About you At DataCamp, we seek individuals who embody our core values of data-driven decision-making, action, transparency, ownership, and customer focus. You thrive in a fast-paced, high-performing environment and are driven by a passion for making a meaningful impact. You're adaptable, embracing change and ambiguity with enthusiasm. Your initiative and entrepreneurial spirit push you beyond just meeting targets—you aim to understand the "why" behind our goals and take ownership to drive the business forward. You’re a collaborative team player who values transparency and always seeks to improve and innovate. If this sounds like you, we encourage you to apply! Responsibilities Build and evolve the core AI tutoring system , including prompt architectures, agentic workflows, and real-time adaptive behaviors. Run rigorous experimentation and evaluation

About DataCamp DataCamp's mission is to empower everyone with the data and AI skills essential for 21st-century success. By providing practical, engaging learning experiences, DataCamp equips learners and organizations of all sizes to harness the power of data and AI. As a trusted partner to over 17 million learners and 6,000+ companies , including 80% of the Fortune 1000, DataCamp is leading the charge in addressing the critical data and AI skills shortage. About the role Research has consistently shown that one-on-one tutoring dramatically outperforms traditional classroom instruction—a finding known as Bloom's 2 Sigma Problem. Despite decades of awareness, no solution has successfully delivered personalized tutoring at scale. Until now. We’re building an AI Creator that turns learning into action—empowering users to instantly build, experiment, and solve real-world problems, transforming knowledge into tangible impact from day one.. You will work on the core AI system that delivers real-time, adaptive learning experiences to learners. If you're excited about building the future of human learning, this role is for you. About you At DataCamp, we seek individuals who embody our core values of data-driven decision-making, action, transparency, ownership, and customer focus. You thrive in a fast-paced, high-performing environment and are driven by a passion for making a meaningful impact. You're adaptable, embracing change and ambiguity with enthusiasm. Your initiative and entrepreneurial spirit push you beyond just meeting targets—you aim to understand the "why" behind our goals and take ownership to drive the business forward. You’re a collaborative team player who values transparency and always seeks to improve and innovate. If this sounds like you, we encourage you to apply! Responsibilities Build and evolve the core AI tutoring system , including prompt architectures, agentic workflows, and real-time adaptive behaviors. Run rigorous experimentation and evaluation

At Snowflake, we are powering the era of the agentic enterprise. To usher in this new era, we seek AI-native thinkers across every function who are energized by the opportunity to reinvent how they work. You don’t just use tools; you possess an innate curiosity, treating AI as a high-trust collaborator that is core to how you solve problems and accelerate your impact. We look for low-ego individuals who thrive in dynamic and fast-moving environments and move with an experimental mindset — who rapidly test emerging capabilities to discover simpler, more powerful ways to deliver results. At Snowflake, your role isn't just to execute a function, but to help redefine the future of how work gets done. We are the Snowflake Metadata team. We own Snowflake’s metadata systems that make it easy for customers to query, modify and manage their petabyte-scale data. We develop distributed systems that store and maintain metadata, transaction frameworks that power Snowflake’s query and DML capabilities, asynchronous systems that provide time travel and lifecycle management capabilities and entity metadata supporting DDL capabilities. We also build foundational capabilities that deliver global features like cross-region replication (Snowgrid), data sharing, and data marketplace. AS A PRINCIPAL SOFTWARE ENGINEER AT SNOWFLAKE YOU WILL: Solve real business needs at large scale by applying your software engineering and analytical problem solving skills. Design, develop and support fault-tolerant scalable distributed systems for our Snowgrid and Data Sharing teams. Create architecture and design, influence our product roadmap, and take ownership and responsibility over new projects. Analyze fault-tolerance and high availability issues, performance and scale challenges, and solve them. Mentor and grow junior engineers. Understand trade-offs between consistency, performance and costs to build solutions which can meet the demands of rapidly growing services. Ensure operational readiness of