Software Engineer - Data Infrastructure & Acquisition

Join the Fluidstack TeamAt Fluidstack, we are revolutionizing the infrastructure that empowers artificial intelligence. Our collaborations with leading AI labs, government entities, and major enterprises like Mistral, Poolside, Black Forest Labs, and Meta enable us to deliver computational power at unprecedented speeds.Our mission is to turn artificial gener…

About LightfieldLightfield is revolutionizing the CRM landscape with our AI-native platform that seamlessly integrates your email, calendar, and meeting data. Our solution captures every interaction, transforming them into organized insights, tasks, accounts, and follow-ups, ensuring that nothing falls through the cracks.By rethinking CRM from the ground up, we aim to create a system that adapts to the natural workflow of teams rather than imposing rigid structures. Lightfield learns and evolves, automating processes and surfacing critical insights that fuel growth. We're on a mission to build the CRM platform we've always desired: efficient, intelligent, and genuinely supportive.Supported by leading investors such as Greylock, Lightspeed, and Coatue, our talented team previously developed Tome, a generative AI presentation tool that has captivated over 25 million users. Our backgrounds span across industry giants including Llama, Instagram, Facebook Messenger, Pinterest, Google, and Salesforce.About The RoleAs the Head of Talent at Lightfield, you will play a critical role in shaping our engineering and design teams from the ground up. Reporting directly to the CEO, you will be responsible for the entire recruitment process, focusing on attracting and hiring exceptional talent that will elevate our organization. Your primary objective will be to establish a robust talent strategy, develop a comprehensive recruitment playbook, and secure high-caliber individuals who can drive 10× outcomes in our early-stage startup environment.What You’ll OwnLead end-to-end recruitment efforts for engineering, design, and business roles—refining the pitch and successfully closing top-tier machine learning, infrastructure, and product engineers.Define the talent strategy and enhance the employer brand—articulating what excellence looks like at Lightfield, crafting engaging narratives, and establishing us as the premier destination for aspiring builders.Create a data-driven sourcing engine—developing repeatable recruitment pipelines through outbound strategies, referrals, events, and community engagement.Architect recruitment processes—implementing effective tools and processes across the ATS and communication channels to ensure a seamless candidate experience.Enhance candidate experience—facilitating a smooth and respectful process that turns skeptics into advocates, regardless of hiring outcomes.Collaborate with leadership—coaching hiring managers on calibration, interviewing techniques, and closing strategies; providing regular insights on recruitment funnel health and time-to-hire metrics.Who You AreYou bring 4+ years of full-cycle recruitment experience with a strong emphasis on scaling early-stage engineering teams.You possess a keen understanding of the technology landscape and are adept at identifying exceptional talent that can thrive in a dynamic startup environment.You are a strategic thinker and an exceptional communicator who can foster relationships and inspire candidates and hiring managers alike.

About Giga EnergyAt Giga Energy, we are at the forefront of creating, constructing, and managing AI-driven energy infrastructure that fuels the modern world. Our mission is to revolutionize the energy infrastructure experience by making it efficient and reliable. With a vertically integrated model that combines site origination, development, infrastructure manufacturing, and market participation, we partner with AI hyperscalers and data center operators to accelerate project delivery. Founded in Texas, we are reshaping the energy landscape.Why Join UsThe Pace: Take ownership of projects that progress faster than anything you’ll find in the industry.The Impact: You’ll be the catalyst who transforms ideas into tangible contracts and permits.The Team: Collaborate with an elite team of engineers and builders who are setting the standards for the future of AI infrastructure.What You Will DoAt Giga, we don’t just fill positions; we elevate our standards. As a Talent Acquisition Partner, you will be a vital strategic partner for hiring leaders, managing the complete recruiting lifecycle for a range of critical roles across the organization. You’ll be expected to act with urgency, proactively source candidates, and consistently attract the top 5% of talent—not merely those who are actively seeking jobs. This role is not reactive; it’s about building talent pipelines in advance, engaging passive candidates, and bringing insights to every search you conduct. If you see a challenging search as a puzzle to solve rather than an obstacle, you will excel in this role.Where You Will WorkWhile we value in-office collaboration, maintaining velocity in our work is essential for building physical infrastructure. This position is ideally based in our San Francisco, Long Beach, or Houston offices, requiring full-time onsite attendance except for bi-weekly Work From Home Fridays. We are open to exceptional talent residing outside our primary hubs and are willing to discuss flexible arrangements.ResponsibilitiesLead the full-cycle recruiting process for an assigned portfolio of roles.

Join Lever's innovative team as an Infrastructure Engineer, where we are redefining the future of talent acquisition. This role is crucial in building and maintaining the infrastructure that supports our cutting-edge hiring software used by renowned companies like Netflix, Shopify, and Spotify.Lever is a leader in the recruitment technology space, founded a decade ago to address the critical challenge of attracting and hiring top talent. Our company culture is rooted in a people-first approach, and we are proud to be recognized as the #1 workplace in San Francisco and a top employer in the U.S. We seek passionate individuals to join our team as we continue to scale.test

Join Laurel as the Head of Talent Acquisition, where you will play a pivotal role in shaping our company’s workforce. We are seeking an innovative leader who can strategize and execute talent acquisition initiatives that align with our business goals. In this position, you will be responsible for developing a comprehensive recruitment strategy, guiding our team of recruiters, and fostering a culture of excellence in talent acquisition.

About Fractional AIAt Fractional AI, we specialize in developing custom generative AI software that revolutionizes business operations.In a landscape where every C-suite is striving to bridge the gap between theoretical and practical AI applications, we excel by leveraging top-tier engineering talent to deliver tailored end-to-end AI solutions. Discover our impactful work through our case studies.Based in San Francisco and New York City, we are an engineering-focused startup that is not only profitable but also experiencing over 100% revenue growth quarter over quarter. Join us on our exciting journey!Role OverviewAs the Head of Talent, you will play a vital role in shaping our most important asset: our team. You will lead and expand our recruiting efforts, creating systems and processes to attract top-tier talent. This position combines hands-on recruiting with strategic leadership from Day 1.Key Responsibilities:Lead and develop a dynamic Talent Acquisition team.Maintain an exceptionally high standard for talent, ensuring a superb candidate experience.Establish a comprehensive, inclusive, and streamlined AI-focused recruiting operation, including tools, systems, and reporting structures.Act as a full-cycle recruiter for critical technical and go-to-market roles.Collaborate closely with hiring managers and company founders to understand their needs and priorities.Serve as a passionate ambassador for Fractional AI, enhancing our employer brand.Qualifications:Proven leadership experience in talent acquisition within early-stage and/or engineering-driven companies.Exceptional people management skills with the ability to build trust and inspire followership.Thorough understanding of technical recruiting, with strong judgment on what constitutes exceptional talent.A data-driven mindset, with a penchant for experimentation and continuous improvement.A successful track record in developing and executing innovative recruiting strategies.

Why Choose Ivo?Navigating the contract negotiation landscape can be daunting, often consuming invaluable time and resources—a challenge that remains persistent even in today's digital age.With the advent of large language models, we now have innovative solutions to streamline and enhance the contract negotiation process on a grand scale. Our industry-leading product boasts an impressive 85%+ head-to-head trial win rate and is trusted by some of the world's most prominent companies.Position OverviewWe are searching for an outstanding Head of Talent Acquisition to spearhead our recruitment initiatives and propel our growth trajectory. In this pivotal role, you will collaborate closely with our leadership team, devising innovative sourcing strategies, enhancing Ivo's employer brand, and ensuring a top-notch candidate experience.

Role overview hyperbolic seeks a Head of Talent Acquisition to join the team in San Francisco, CA. This position leads recruitment strategy and plays a key role in shaping the company’s workforce as growth continues. Collaboration with senior leadership is central, ensuring hiring plans align with business priorities and that the team represents a variety of backgrounds and perspectives. What you will do Oversee talent acquisition, with a focus on attracting and retaining skilled professionals in a competitive market Create and carry out recruitment strategies that support company goals Work closely with senior leaders to ensure hiring plans reflect business needs Champion diversity and help build a high-performing team Find and apply new methods to achieve hiring objectives

About Fractional AIFractional AI specializes in creating customized generative AI software solutions that revolutionize business operations.Our mission is to help organizations transition from theoretical AI concepts to practical applications. We achieve this by leveraging top engineering talent and delivering tailored end-to-end AI solutions. To see our impact, check out our case studies.Based in San Francisco and New York City, we are a profitable engineering-driven startup experiencing over 100% quarter-over-quarter revenue growth, and we are just beginning our journey.Role OverviewAs a pivotal member of our talent acquisition team, you will play a crucial role in attracting, assessing, and building a high-performing team. You will help design our recruitment strategy for our next 100 hires.Key Responsibilities:Talent Sourcing: Employ various strategies, from outreach campaigns to networking events, to discover exceptional full-stack engineers for Fractional AI.Candidate Partnership: Guide candidates throughout the recruitment process—from initial conversations to job offers—ensuring a deep understanding of their skills and aspirations.Exceptional Recruitment Process: Lead a recruitment strategy that prioritizes inclusivity, data-driven insights, and a remarkable candidate experience.Employer Branding: Serve as a brand ambassador for Fractional AI, influencing how we attract and engage top engineering talent.Qualifications:Proven Track Record: Demonstrated success in recruiting Staff, Principal, and Senior Engineers, particularly within early-stage companies.Empathetic Communication: Ability to quickly connect with others, fostering trusted relationships with candidates and hiring managers alike.Data Orientation: Strong analytical skills to support recruitment decisions and improve processes.

About UsAt Sierra, we are revolutionizing the way businesses engage with their customers by building a cutting-edge platform that harnesses the power of AI. Our headquarters is located in the vibrant city of San Francisco, with additional offices expanding in Atlanta, New York, London, France, Singapore, and Japan.Our company culture is deeply rooted in our core values: Trust, Customer Obsession, Craftsmanship, Intensity, and Family. These principles guide our actions and foster an environment where innovation thrives.Sierra was co-founded by visionary leaders Bret Taylor, who currently serves as the Board Chair of OpenAI and has a rich history with Salesforce and Facebook, and Clay Bavor, who previously led Google Labs and spearheaded initiatives like Google Lens and Project Starline.Your RoleAs a Software Engineer focusing on Infrastructure at Sierra, you will play a pivotal role in designing, constructing, and maintaining the foundational systems that empower our AI platform. Your expertise will ensure that our infrastructure is not only secure and reliable but also scalable, allowing product teams to execute their work with agility and confidence.Guarantee the reliability, scalability, and performance of our platform and LLM inference serving in response to increasing traffic demands.Develop and oversee cloud infrastructure using Terraform to create secure, scalable, and reproducible environments.Establish and manage a self-service infrastructure platform to empower engineering teams in deploying and operating services independently.Take ownership of and improve CI/CD pipelines and release management processes, facilitating rapid and reliable deployments across Sierra’s platform.Design and manage distributed systems utilizing distributed databases, retrieval systems, and machine learning models.Develop and sustain core data serving abstractions along with essential authentication and security features (SSO, RBAC, authentication controls).Effectively navigate and integrate our technology stack with enterprise customer environments in a scalable and maintainable manner.

At Exa, we are on a mission to create a cutting-edge search engine from the ground up, designed to cater to the diverse needs of AI applications. Our team is building a robust infrastructure that enables us to crawl the internet, train advanced embedding models for indexing, and develop high-performance vector databases using Rust. Additionally, we manage a significant $5M H200 GPU cluster that powers tens of thousands of machines.The Infrastructure Team at Exa is responsible for developing the essential tools and infrastructure that support our entire system. We are looking for talented infrastructure engineers to help us scale our capabilities rapidly. Your work could involve orchestrating GPU clusters with Kubernetes, implementing map-reduce batch jobs on Ray, or creating top-tier observability tools that set industry standards.

Trailblazers WantedAre you ready to challenge the status quo and achieve the extraordinary? If the thought excites you, keep reading!Since our inception in 2015, we have revolutionized the biopharmaceutical landscape with our innovative approach, akin to 'moneyball for biotech.' By consolidating projects and promising early-stage research under a unified financial model, we minimize risks and foster innovation. Our mission is to bridge the gap to groundbreaking advancements in rare diseases, allowing us to deliver life-altering therapies to patients with urgent needs as swiftly as possible.At BridgeBio, we redefine possibilities and empower individuals to tackle complex challenges. If you are someone who thinks outside the box, join us in collaboration with some of the industry's most esteemed professionals. Together, we will ask, 'Why not?' and help reshape the future of biopharma. We prioritize curiosity, experimentation, and the ethical application of AI to enhance clarity, efficiency, and quality of our work.BridgeBio is dedicated to the discovery, development, and delivery of transformative medicines for patients affected by genetic disorders and cancers. We proudly unite some of the brightest minds to connect scientific breakthroughs with life-altering therapies, driving growth in a mission-driven environment.As we expand our organization and increase our impact, we are actively seeking experienced Talent Acquisition professionals who are enthusiastic about talent strategy, building high-performing teams, and contributing to impactful work in the biotech sector.

Givebutter creates fundraising and CRM tools designed for nonprofits. Organizations use the platform to run campaigns, manage donations, and stay in touch with supporters through email and text messaging. By combining these features, Givebutter helps nonprofits coordinate fundraising efforts and donor engagement in one place. The company uses a transparent tip-or-fee model, allowing nonprofits to access its platform without cost. This approach supports organizations of all sizes as they work to reach their fundraising goals. Givebutter has been certified as a Great Place to Work® since 2021 and consistently receives top ratings on G2 in several nonprofit software categories. The team’s mission centers on inspiring and empowering changemakers. Givebutter values meaningful work, a supportive culture, and making the giving process enjoyable. Team members contribute to a positive environment while making a real difference for nonprofits.

About UsSieve is at the forefront of AI innovation, specifically focusing on video data. Our advanced infrastructure harnesses exabyte-scale video resources and cutting-edge techniques to create unparalleled datasets that revolutionize video modeling. As video content accounts for 80% of internet traffic, it is the backbone of creativity, communication, gaming, AR/VR, and robotics. Our mission is to tackle the critical challenge of providing high-quality training data, essential for the growth of these applications.In a short span, our team of just 15 has partnered with leading AI labs and generated $XXM last quarter. We proudly secured Series A funding from top-tier firms like Matrix Partners, Swift Ventures, Y Combinator, and AI Grant.About the RoleAs our inaugural recruiter at Sieve, you will be instrumental in building our recruiting function from scratch, focusing on engineering and product operations. This role demands a high level of ownership and a proactive approach as you navigate a fast-paced environment, ensuring we attract top talent to scale our high-growth startup.In this dynamic role, you will engage in various activities including sourcing candidates, conducting screening calls, organizing recruiting events, and any other tasks essential to creating a talent-rich organization.

Jobs for Humanity offers a Talent Acquisition Intern position based in San Francisco. This internship provides hands-on experience in recruitment and talent management, working closely with experienced team members to support hiring initiatives. Role overview Interns play an active part in the company’s talent acquisition efforts. The role involves contributing to projects that influence how the organization attracts and selects new team members. What you will do Assist with sourcing candidates for current openings Help screen resumes and take part in interviews Participate in team meetings and work with recruiters Support projects aimed at improving recruiting strategies What you will learn Core steps of the recruitment process Approaches to candidate screening and interviewing Talent acquisition practices used in the field Collaboration within a human resources team This internship suits those interested in building a career in HR or talent acquisition. Interns gain exposure to real recruiting work and learn directly from experienced professionals.

hover seeks a Talent Acquisition Specialist based in San Francisco. The position centers on identifying, engaging, and hiring skilled professionals who will contribute to the team and uphold a culture of innovation. Key responsibilities Source and attract qualified candidates for a range of open roles throughout the company Oversee the entire recruitment process, from initial outreach through to offer acceptance Apply recruitment strategies to help build a diverse and talented workforce Collaborate with hiring managers to understand team needs and specific role requirements What we look for Background in recruiting or talent acquisition practices Strong communication skills and the ability to build relationships Dedication to promoting diversity and supporting a collaborative workplace

Who We AreServal is an innovative AI-driven automation platform redefining operational efficiency for enterprises. Our intelligent agents seamlessly comprehend and execute real-world workflows, replacing outdated manual processes with adaptive, self-learning software. Since our inception in early 2024, we have garnered the trust of industry leaders such as General Motors, Notion, Perplexity, Vercel, Mercor, LangChain, and Verkada, streamlining high-volume operational tasks across their organizations.At the heart of Serval is a cutting-edge agentic AI platform that transforms natural language into actionable workflows. Our agents not only respond to queries but also reason, act across various systems, and continuously enhance their performance. What started as a solution for operational tasks has rapidly expanded into a versatile AI automation layer utilized across IT, HR, Finance, Security, Legal, and Engineering sectors.Our mission is to eradicate repetitive, manual tasks within enterprises, empowering teams through intelligent automation. In the long run, we aim to establish a universal AI operations layer—a system of agents that integrates across business functions, maintaining the momentum of modern companies.We are proud to be backed by renowned investors including Sequoia Capital, Redpoint Ventures, Meritech, First Round, General Catalyst, and Elad Gil, and founded by seasoned product and engineering leaders from Verkada.Role OverviewAs a Senior Software Engineer in Infrastructure at Serval, you will be pivotal in developing and scaling the core systems that empower our AI agents and workflow automation platform. A crucial aspect of this role involves enabling and supporting self-hosted deployments for enterprise clients needing on-premises or private cloud environments. We are looking for engineers with profound expertise in distributed systems, infrastructure-as-code, production operations, and customer-facing support, who aspire to influence the technical architecture of a rapidly evolving platform.What You'll DoDesign, implement, and operate large-scale distributed systems that power Serval's AI agents, workflow orchestration, and data pipelines.Create and maintain Terraform modules to provision and manage cloud infrastructure across AWS, GCP, or Azure environments.Develop and sustain deployment packages, installation scripts, and infrastructure templates, enabling customers to self-host Serval in their own environments.Provide technical support and guidance to enterprise customers during installation and deployment phases.

About UsAt Imprint, we are revolutionizing the world of co-branded credit cards and innovative financial solutions, focusing on smarter, more rewarding, and brand-first experiences. We collaborate with renowned brands such as Crate & Barrel, Rakuten, Booking.com, H-E-B, Fetch, and Brooks Brothers to establish modern credit programs that enhance customer loyalty, unlock savings, and stimulate growth. Our robust platform integrates advanced payment technologies, intelligent underwriting, and a seamless user experience, enabling brands to offer impactful financial products without the complexities of becoming a bank.Co-branded credit cards represent over $300 billion in U.S. annual spending, yet many are still managed by outdated banking systems. Imprint stands as the modern alternative—flexible, technology-driven, and tailored for today’s consumers. Supported by notable investors like Kleiner Perkins, Thrive Capital, and Khosla Ventures, we are assembling a world-class team dedicated to reshaping payment methods and driving brand growth. If you thrive in fast-paced environments, enjoy tackling complex challenges, and aspire to make a significant impact, we would be delighted to meet you.Discover more about us on Imprint's Technology Blog.The TeamThe Tech Platform Engineering Team at Imprint is pioneering the democratization of access to advanced technologies, empowering teams across our organization to innovate and excel. Our commitment to redefining the Fintech landscape drives us to build secure, highly available infrastructures while equipping our engineers with comprehensive development tools, allowing them to rapidly create world-class products.Your RoleDesign, build, and manage cloud and web infrastructure with a strong emphasis on security, reliability, and scalability.Implement and maintain infrastructure components across computing, networking, and data platforms.Adhere to security best practices in cloud infrastructure, ensuring proper access control, network isolation, and secure communication between services.Monitor system health and engage in incident response, root cause analysis, and reliability enhancements.Collaborate with platform, security, and product engineers to deliver safe and efficient infrastructure solutions.

At Cardless, we are revolutionizing the credit card and loyalty platform space, enabling consumer businesses to create unique customer engagement experiences. We have successfully launched over a dozen credit card programs for innovative companies such as Coinbase, Bilt, and Qatar Airways. Our pioneering technology seamlessly integrates credit card functionalities into their offerings.We prioritize curiosity, humility, and intensity in our team — we are fast-paced and take significant ownership of our work. This is an environment where a driven and resourceful individual can profoundly impact our growth. Based in San Francisco, we have raised approximately $150M in equity funding from esteemed venture capital firms, including Spark Capital, American Express, and Activant Capital.The RoleWe are seeking a Head of Talent Acquisition to spearhead and enhance our recruiting efforts at Cardless. Reporting directly to our COO and collaborating closely with our founders, you will play a vital role in our hiring initiatives. This position demands hands-on involvement as we regard hiring as the most impactful element of our operations. Your contributions will significantly influence our business trajectory over the coming year.As our first full-time recruiting hire, you will have the chance to build upon an existing foundation established through outsourced recruiters and fractional support. This is your opportunity to shape the recruiting function in alignment with your vision while maintaining the momentum we have already established.With ambitious growth plans for the next year, you will own the entire hiring process from sourcing to closing candidates, while also developing a small team to enhance your effectiveness. This role is intensely hands-on, as we are not looking for a leader who prefers to manage from a distance.