Senior Staff Software Engineer - Simulation

At Crusoe, we are dedicated to accelerating the abundance of energy and intelligence. As a pioneering AI infrastructure company, we control every aspect of our operations — from energy generation to the digital tokens that power the world’s most ambitious AI workloads. Joining Crusoe means being part of a team that is shaping the future at an unprecedented pace.We are amid a transformative industrial revolution. The endless demand for AI computing power poses significant challenges, particularly concerning energy supply. Our energy-first strategy not only enhances AI infrastructure but also contributes positively to the environment, empowering innovators in the AI sector.We seek proactive, problem-solving team members who recognize the scale of our mission and are eager to navigate uncharted territories. If you aspire to advance your career alongside experts in energy, manufacturing, data center construction, and cloud services, we invite you to become part of our dynamic team.If you are ready to engage in the most impactful work of your career, assist our customers and partners in elevating their AI strategies, and contribute to a high-performing, supportive team, we welcome you to build the future with us at Crusoe.About This RoleThe Cloud Storage team at Crusoe is searching for a Senior Staff Software Engineer to act as the principal architect for our storage strategy. Unlike a Staff Engineer who leads feature development, a Senior Staff Engineer will define the long-term technical roadmap essential for our AI-scale infrastructure. You will play a crucial role in establishing the architectural strategy, ensuring the integrity and global scalability of our specialized storage services. Your work will focus on the underlying physics of the stack, bridging high-performance NVMe hardware with globally distributed object storage solutions that compete with S3.Your ResponsibilitiesArchitectural Vision & Strategy: Lead the development and execution of the long-term technical strategy for Crusoe's storage engine, while identifying and integrating industry trends such as CXL and NVMe-oF into a unified roadmap.System Programming Expertise: Utilize your extensive experience in system programming with languages such as C, C++, Go, and Rust to lay the groundwork for our V2 storage re-architecture.Storage Protocols: Design and implement solutions employing industry-standard storage protocols, including NFS, SMB, iSCSI, and NVMe/TCP.

Join Crusoe as a Staff Software Engineer focusing on innovative storage solutions. In this role, you will leverage your expertise to design, develop, and optimize systems that enhance our storage capabilities. You will work alongside a talented team, pushing the boundaries of technology in a collaborative environment.

Join our dynamic team at Lambda as a Staff Storage Engineer. In this role, you will leverage your expertise to design, implement, and maintain scalable storage solutions that drive our innovative cloud services. Your contributions will be pivotal in enhancing our infrastructure and ensuring optimal performance for our clients.

Join Crusoe as a Senior Staff Software Engineer specializing in innovative storage solutions that drive our cutting-edge technology forward. In this pivotal role, you will work closely with cross-functional teams to design, implement, and optimize robust storage systems that are integral to our operations.

Join our team as a Staff Software Engineer specializing in Online Storage at Plaid! We are seeking a talented engineer who is passionate about building reliable, scalable, and efficient online storage solutions. In this role, you will design and implement systems that handle vast amounts of data while ensuring high performance and security.As a key member of our engineering team, you will collaborate with cross-functional teams to understand requirements and deliver innovative solutions. Your expertise will help shape our data storage architecture and influence the direction of our technology stack.

Join our innovative team at DigitalOcean as a Senior Software Engineer I specializing in Storage solutions. In this role, you will be responsible for developing and enhancing our storage products, ensuring high availability and performance. You will work collaboratively with cross-functional teams to design, implement, and optimize scalable storage systems. If you are passionate about building robust software and enjoy tackling complex challenges, we want to hear from you!

At Crusoe, our mission is to advance the availability of energy and intelligence. We are developing the engine that propels a future where individuals can engage in ambitious AI projects without compromising on scale, speed, or sustainability.Join us in revolutionizing the AI landscape with our sustainable technology. At Crusoe, you'll not only foster meaningful innovation but also make a tangible impact while collaborating with a team that is pioneering responsible and transformative cloud infrastructure solutions.About This Role:As a Senior Software Engineer on our storage team, you will be an integral part of our core engineering unit, tasked with designing, constructing, and optimizing our next-generation cloud storage products. We seek a hands-on engineer with profound expertise in storage system development. Your role will involve creating highly performant, reliable, and scalable distributed storage systems that are vital to both our infrastructure and our clients' AI and HPC workloads.Your Responsibilities Include:Developing Our Multi-Petabyte Cloud Storage PlatformCreating core components of our foundational storage products specifically designed for high-performance AI and ML applications.Enhancing distributed file, block, and object storage solutions, with an emphasis on filesystem-based approaches.System Design & ArchitectureDesigning and implementing scalable, resilient storage architectures that are highly extensible.Proposing and prototyping innovative strategies to enhance performance and system throughput for our most demanding customer workloads.Developing observability, metrics, and tooling for our services and infrastructure.High-Velocity Problem SolvingIdentifying and resolving unique and complex problems in distributed systems at the scale we operate.Providing ongoing support for production systems and customer workloads, which includes troubleshooting, performance tuning, and incident management.Cross-Functional CollaborationCultivating strong collaboration with other engineering teams (e.g., Software Infrastructure, Product) and cross-functional departments.Taking ownership and representing the storage team in critical business initiatives.

Patreon is a dynamic media and community platform empowering over 300,000 creators to connect with their most dedicated fans through exclusive work and experiences. We provide creators with diverse avenues to engage their audience and establish sustainable businesses, including paid and free memberships, community chats, live video interactions, and direct sales through one-time purchases. Our overarching mission is clear: to support and fund the creative class. We have made significant strides in this area, having:Generated over $10 billion for creators since our inceptionOffered more than 100 million free memberships to fansEstablished over 25 million paid memberships on Patreon today.As we continue to strengthen our creator platform, we are seeking a Senior Storage Platform Software Engineer to contribute to our mission.This position is based in San Francisco and requires in-office attendance two days a week as part of our hybrid work model.

Checkr, Inc. is looking for a Senior Staff Software Engineer in San Francisco, California. This position centers on designing and building software that supports the company's mission to transform the background check industry. Role overview This role involves tackling complex engineering challenges and developing solutions that have a direct impact on Checkr's products. Projects will focus on creating and improving software applications that serve a wide range of users and use cases. Collaboration Senior Staff Software Engineers at Checkr work closely with colleagues from different departments. Expect to partner with cross-functional teams to ensure software meets technical and business needs. What you will do Build and maintain software applications that support Checkr's core services Address challenging problems with thoughtful, scalable solutions Work collaboratively with teams across engineering, product, and other functions

Join Cloudflare as a Senior Software Engineer specializing in Storage Infrastructure, where you will play a pivotal role in designing and developing high-performance storage systems. Collaborate with a dynamic team dedicated to enhancing our infrastructure and ensuring the reliability of our services.

Join our innovative engineering team at Twitter Inc. as a Senior Staff Software Engineer. We are looking for talented individuals who are eager to tackle complex challenges and contribute to the development of cutting-edge technology. In this role, you will lead projects, mentor junior engineers, and collaborate with cross-functional teams to enhance our platform.

About Our TeamAt OpenAI, our Storage Infrastructure team is at the forefront of enabling data accessibility, placement, and lifecycle management through advanced APIs. We prioritize scalability, reliability, security, and usability to meet the demands of our pioneering AI research.Role OverviewWe are seeking a talented Software Engineer to join our Storage Infrastructure team, where you will architect and maintain Exascale systems designed to efficiently and reliably manage research data across multiple regions.The ideal candidate will have extensive experience in distributed systems, particularly in developing exascale data management solutions or distributed filesystems.Your ResponsibilitiesDesign and develop software solutions to manage exascale data, ensuring accessibility for researchers.Enhance the reliability, predictability, and cost efficiency of our storage systems.Collaborate with researchers to understand and address diverse data use cases.Implement robust security measures to protect our critical datasets.Ideal Candidate ProfileStrong foundation in distributed systems principles with a proven ability to design and implement scalable, reliable, and secure storage architectures.Proficiency in programming languages relevant to storage systems development.Experience with cloud platforms, particularly Azure.Familiarity with AI/ML data access patterns.A proactive approach and adaptability in a fast-paced, dynamic environment.About OpenAIOpenAI is a cutting-edge AI research and deployment organization committed to ensuring that general-purpose artificial intelligence benefits all of humanity. We strive to push the boundaries of AI capabilities while ensuring safety and human-centric development. Our mission is to encompass and appreciate diverse perspectives, voices, and experiences that reflect the full spectrum of humanity.We are proud to be an equal opportunity employer, committed to fostering an inclusive workplace where all individuals are respected and valued.

At NerdWallet, we strive to illuminate every financial decision in life, and this mission thrives on our extraordinary team of Nerds. We are committed to nurturing an inclusive, flexible, and transparent culture that empowers you to grow, take calculated risks, and express your authentic self (cape optional). Whether you prefer to work remotely or from our office, we support your best working environment. Your well-being, professional development, and impact are our priorities because when one Nerd excels, we all benefit.As a Senior Staff Software Engineer, you will be pivotal in architecting, developing, and upkeeping intricate software systems while providing invaluable technical leadership to your team. Your main focus will be to design scalable and efficient solutions that fulfill both functional and non-functional requirements such as performance, security, and maintainability.You will write high-quality, scalable, and efficient code, ensuring our software aligns with business and technical specifications. Your role also encompasses reviewing and refining existing code, conducting comprehensive testing, and troubleshooting complex challenges to enhance system performance and reliability. Additionally, you will mentor junior developers, cultivating a continuous learning environment and promoting best practices in coding, architecture, and software development methodologies. Collaboration with cross-functional teams, including product managers, designers, and quality assurance professionals, will be essential to ensure that our technical solutions align with business goals. Strong communication, problem-solving skills, and the ability to work autonomously while leading projects are crucial for your success in this role.This position reports to the Senior Manager of Engineering.Projects you may be involved in include:Enhancing and developing new insurance flows through our marketing funnels utilizing A/B testing, micro-optimizations, and ordering changes for auto, home, life, Medicare, and travel insurance.Designing and implementing secure, scalable backend integrations with partner and third-party platforms to boost conversions and user engagement.Leading the development of high-impact insurance user experiences, including organic SEO pages that drive significant traffic and user flows across various insurance products (auto, home, life, Medicare, U65 health, travel, and pet).Instrumenting our systems within our Observability platform, Datadog.

Join Lambda, Inc. as a Senior Storage Engineer, where you will play a pivotal role in designing, implementing, and maintaining robust storage solutions. You will work closely with cross-functional teams to optimize storage performance and ensure data integrity. Your expertise will be crucial in enhancing our storage architecture to meet the growing demands of our clients.

About the Senior Staff Software Engineer Role Crusoe Technologies is hiring a Senior Staff Software Engineer for the CAPE project in San Francisco, CA. This role focuses on building and maintaining scalable software that strengthens our infrastructure and streamlines operations. What You Will Do Design and develop software solutions for the CAPE project Maintain and improve existing systems to support infrastructure growth Work closely with teams across disciplines to deliver reliable, efficient software What We Look For Advanced programming skills Deep understanding of software architecture Experience collaborating with cross-functional groups

About the TeamThe Launchpad team comprises innovative engineers who work closely with our VP of Product & Design and our Co-founder to uncover strategic business opportunities and develop cutting-edge solutions.About the RoleDoorDash is seeking a seasoned backend engineer to take charge of a confidential initiative. Over the last year, the Launchpad team has gained significant traction with a range of emerging hardware-integrated products. This is a hands-on technical position focused on designing backend systems and APIs that must function flawlessly 24/7, regardless of network conditions, while rapidly deploying new features and collaborating cross-functionally with Product, Design, and Hardware teams.You will report directly to the Head of Launchpad Engineering.You’re Excited About This Opportunity Because You Will…Design robust backend solutions to support in-field hardware devices around the clock.Collaborate with Product Managers, Business leaders, and key stakeholders to define the team’s roadmap and vision, and oversee the execution of that roadmap.Thrive in an ambiguous, fast-paced business environment.Promote innovation, teamwork, the implementation of advanced technologies, and creative problem-solving.We’re Excited About You Because You Have…A Bachelor's, Master's, or PhD in Computer Science or a related field.Over 10 years of industry experience.Proven experience leading complex distributed systems projects and mentoring other engineers.A strong background as an engineer in a fast-paced, product-oriented development environment.Extensive experience in designing and scaling backend services for performance and reliability.A track record of shipping consumer-facing products at scale.

Employee Applicant Privacy NoticeAbout Us:Join us in shaping a brighter financial future. Together with our members, we are transforming the way individuals perceive and engage with personal finance.As a pioneering financial services company and national bank, we harness innovative, mobile-centric technology to empower millions of our members in achieving their financial goals. The industry is currently under a remarkable transformation, and we are proud to be at the forefront of this evolution. Every day, we come to work knowing our actions directly influence people's lives, guided by our core values. Join us to invest in yourself, your career, and the world of finance.The RoleWe are actively seeking a Senior Staff Engineer to become an integral part of our team. SoFi is launching a new unit dedicated to developing cryptocurrency products and services for our members. Recent advancements have opened a pathway for SoFi to re-enter this space and expand our offerings with intuitive, secure, and comprehensive solutions across crypto investing, transfers, payments, custody, and more.In this role, you will be at the heart of our efforts—designing functionality, architecting our systems, resolving bugs, ensuring code health, and continuously evolving as an engineer. The ideal candidate is proactive and hands-on, possesses a strong sense of ownership and commitment to delivery, and excels as a mentor and collaborator. At SoFi, we value collaboration among Product, Design, and Engineering, so you will engage in the entire product lifecycle, from conception to deployment and ongoing enhancement.At SoFi, you will be part of a transformative financial company with the ambition to help our members achieve financial independence and meet their goals. We strive to be at the core of our members' financial lives, assisting everyone in managing their finances effectively. We pioneered student loan refinancing to tackle the primary financial challenge of a new generation with a modern approach to lending and personal finance. We have since broadened our range of products and services across lending, wealth management, and insurance. SoFi has experienced remarkable growth and has ambitious plans for the future, but to sustain this momentum, we need exceptional talent. And that begins with you.

Embark on an Engineering Voyage at Ivo!At Ivo, our engineers are the architects of innovation. We’ve made waves in the tech seas with groundbreaking creations:• An AI assistant within MS Word that edits documents seamlessly [2023]• Revolutionizing embeddings models by embracing agentic RAG [2023]• Large-scale legal fact extraction powered by LLMs [2024]• A legal assistant designed to navigate vast contract databases with pinpoint accuracy [2024]• Clustering legal documents from the same lineage [2025]• Automating deviation analysis to uncover hidden risks in extensive contract databases [2025]• Integrating contracts with amendments to create a time series of “composite” contracts that moved our clients to tears [2025]Your RoleYou’ll steer the ship in designing, creating, and deploying generative AI products. Your journey will include:• Crafting full stack generative AI capabilities• Delivering high-performance UI code and backend systems that reliably process and analyze millions of contracts• Designing pipelines that orchestrate LLMs, data extraction, and clustering algorithms at scale• Collaborating with designers, legal experts, and fellow engineers to reimagine the future of legal work in the age of AIOur MissionThe legal realm is filled with overburdened in-house teams, often facing grueling 80-hour weeks and relentless deadlines. Until now, technology has done little to alleviate this burden.With LLMs, we are on a mission to reclaim these lawyers' time, and here at Ivo, we aim to liberate them from the chains of laborious tasks.We are creating an AI-native platform designed to automate tedious legal processes. Our software is beloved by users, boasting a remarkable 85% trial win rate in a competitive marketplace. We’re genuinely transforming lives, and we are just getting started.

Senior Staff Software Engineer Location: Hybrid - Palo Alto Office on Tuesdays and Thursdays Make a Meaningful Impact At Midi Health, we're on a mission to transform women's healthcare. We are seeking a dynamic Senior Staff Fullstack Engineer who will act as a technical cornerstone within our Engineering Organization. As we expand, you will play a crucial role by translating intricate insights into cohesive technical blueprints and innovative products that drive our vision forward. Your Responsibilities Diagnose intricate technical challenges and spearhead architectural evaluations across diverse teams to mitigate technical debt, establish cross-service frameworks, and secure the long-term viability of Midi’s healthcare infrastructure. Function as a 'part-time product manager for technology', championing essential infrastructure enhancements that foster future operational agility. Design and develop outstanding, scalable, and adaptable products and code, striking a balance between execution speed and scalability. Influence engineering culture positively by promoting best practices for automated testing, CI/CD, and maintaining high-quality code across the entire stack. Assess high-level technical and business issues, architecting elegant and flexible solutions that consider long-term scalability and business expansion. Collaborate with Executive Leadership, Product, Marketing, and Clinical Stakeholders to uncover unmet customer and operational needs, translating business objectives into technical strategies that yield results for our patients and clinicians. Mentor senior and junior engineers through formal and informal channels, nurturing an environment of curiosity, humility, and technical excellence. About You You bring over 8 years of experience in building and scaling intricate engineering solutions, with a demonstrable history of leading large-scale architectural migrations in a startup setting. You have proven expertise in Django/DRF and React/Next.js. You are adept at navigating high-level abstractions, converting vague product and growth aspirations into tangible technical roadmaps. Your diverse background includes creating consumer-facing products alongside deep proficiency in architecting complex operational and workflow management systems. You are an advanced user of agentic coding tools and LLMs (e.g., Claude Code, GitHub Copilot) to expedite development and guide the team on high-leverage prompting and code auditing strategies.