Founding Engineer — AI Infra & Agent Platform, Equity
Caylex
A pioneering AI infrastructure company in San Francisco is seeking a Founding Engineer to shape its product and engineering culture. You will work on building scalable backend infrastructure, collaborating closely with the founding team to influence product development and company trajectory. The ideal candidate has over three years of experience in backend development, particularly with AI agents and distributed systems. This role offers the opportunity to join a small, driven team with a competitive salary and equity. #J-18808-Ljbffr Caylex
- Arcadia is looking for a Senior Software Engineer (AI Agents) in San Francisco. In this pivotal... ...systems for an intelligent automation platform used in operations-heavy industries. Your... ..., collaborating closely with the founding team, and making crucial architectural...PlatformEmployment Equity
- An early-stage AI startup in San Francisco is seeking a Founding Engineer to help architect and build their platform from scratch. This role offers a unique opportunity for real ownership... ...responsibility, including founder-level equity. Ideal candidates should be experienced...PlatformEmployment Equity
- Cabana is seeking a Forward Deployed Engineer (FDE) with 3-6 years of... ...deployment of a leading document AI platform for enterprise customers. This founding FDE hire will help shape the function... ...and deliver real customer value. Equity and strong benefits accompany base...PlatformEmployment Equity
- Interface is looking for generalist founding engineers in San Francisco who excel in chaos and thrive... .... The position offers competitive pay, equity, and potential for significant influence... ...forefront of industrial automation and AI-driven compliance. #J-18808-Ljbffr InterfacePlatformEmployment Equity
- ...dynamic tech company in San Francisco is seeking a founding engineer to own significant parts of their core platform. The ideal candidate will have over 3 years of... ...fast-paced, high-impact environment. Competitive equity and a chance to be part of the founding team are...PlatformEmployment Equity
$170k - $350k
Job Title Founding Engineer Salary $170k-$350k + Equity Company Description well-funded AI infrastructure startup Job Description You will... ...the training of frontier AI agents. By developing containerized... ...systems, ML pipelines, or platform infrastructure at high‑growth...PlatformEmployment Equity$150k - $250k
...Health, Inc. is seeking a Founding Security Reliability Engineer to design and implement robust... ...for our innovative AI healthcare solutions. This... ...solid understanding of cloud platforms, particularly AWS. The position... ...on experience, along with equity and benefits. #J-18808-...PlatformEmployment Equity- Founding Engineer - Early-Stage AI Startup San Francisco, CA (In-Person Only) Full-Time | Equity + Cash | Early-Stage Stealth Startup About the Role I’m building Xuman.AI, an early‑stage platform in San Francisco rethinking how humans access and engage with essential...PlatformEmployment EquityFull time
- Traba is seeking an experienced Senior Applied Agent Engineer in San Francisco to join their founding team. You will build an agentic platform that enhances supply chain operations, focusing on data synthesis and customer integration. The ideal candidate possesses 5+ years...PlatformEmployment Equity
$180k - $250k
A leading AI language learning platform is hiring a Founding AI Systems Engineer in San Francisco. You will lead the architecture of AI systems that enhance language learning... ...package includes $180k-$250k cash and equity. Join a small, talented team dedicated to product...PlatformEmployment Equity$150k - $220k
Optimized, Inc. is looking for a Founding AI Engineer to architect the agent platform for AI-driven operations in Fortune 500 firms. This role involves owning... ...and TypeScript. Compensation ranges from $150,000 to $220,000 plus equity. #J-18808-Ljbffr Optimized, Inc.PlatformEmployment Equity$130k - $170k
A tech-driven event planning company seeks a Founding Engineer to manage full-stack development and enhance their AI platform. The ideal candidate has experience in modern... ...compensation includes a salary range of $130K-$170K, equity, and various employee benefits. #J-18808-...PlatformEmployment Equity- ...make intelligent agents ubiquitous. We build... ...for agent engineering in the real world,... ...production‑ready AI agents that teams... ...grown to also offer a platform for building, evaluating... ...engineering, founding/product engineering... ...roles, meaningful equity, benefits, and perks...PlatformEmployment EquityWork at officeFlexible hours
$180k - $280k
...Technical Recruitment Limited is seeking a Founding Senior Software Engineer in San Francisco, CA. As one of the first engineers, you will develop AI agents and features from scratch. The role... ...- $280,000 per annum plus benefits, equity, and the chance to work on impactful...PlatformEmployment Equity- A public safety startup in San Francisco is seeking a Founding Engineer to architect AI-powered systems that enhance law enforcement information management... ...background in AI product development. This role offers significant ownership and equity. #J-18808-Ljbffr Jack & JillPlatformEmployment Equity
- ...pioneering technology company in San Francisco is seeking a DevOps Engineer to join the founding team. This role requires building and maintaining scalable... ...-aware. This position offers a competitive salary and equity opportunities in a groundbreaking technology landscape. #J...PlatformEmployment Equity
$150k - $300k
...Associates Recruitment is partnering with a well-funded AI startup seeking a Founding Engineer in San Francisco. This role involves building core infrastructure... ...package ranges from $150k to $300k base, alongside equity options, and offers visa sponsorship for exceptional...PlatformEmployment EquityVisa sponsorship- Arcadia is seeking three Founding Software Engineers in San Francisco to build and scale infrastructure for autonomous AI agents in the hospitality sector. This role is ideal for candidates... ...work culture with significant equity and ownership. #J-18808-Ljbffr ArcadiaEmployment Equity
$150k - $250k
AgentMail (YC S25) is seeking a Founding Engineer in San Francisco to design intuitive APIs and architect high-performance systems. This role... ...package includes a base salary of $150k-$250k and equity ranging from 0.5% to 2.0%. Additional perks include meal provisions...Employment Equity- Digital Waffle is hiring a Founding Engineer to help build infrastructure for AI-native advertising systems. This is a unique opportunity to join early... ...products. This role offers high autonomy and potential equity as the platform scales. #J-18808-Ljbffr Digital WafflePlatformEmployment Equity
- ...Clarke seeks an exceptional LLM Infrastructure Engineer in San Francisco to design and scale systems for autonomous AI agents. You'll develop scalable agent execution... ...competitive compensation package, including meaningful equity, and offers the chance to work with top-tier...Employment Equity
$150k - $250k
As our Founding Security Reliability Engineer at Charta Health, you'll pioneer the application of Site Reliability... ...of our cutting‑edge generative AI platform. This is a unique opportunity to... ...including health, dental, and vision. Equity & growth opportunities in a fast‑...PlatformEmployment Equity$200k
Founding DevOps / Systems / ML Ops Engineer - Physical AI Startup Location: San Francisco, CA (you could work from home up... ...would translate to more favorable equity, including founder shares which... ...software components across the platform. Designing and maintaining sophisticated...PlatformEmployment EquityWork from home- ...building a search engine for human... ...before launch. Our AI‑native... ...being part of the founding team defining the... ...of Terac’s core platform (e.g. sourcing... ...algorithm, interviewer agent, data analysis... ...stage builder. Infra wizardry (AWS,... .... Meaningful equity: Join early and...PlatformEmployment Equity
- CloudCruise, located in San Francisco, is seeking a skilled engineer to enhance their automation coding agent. You will lead the development of a two-agent system... ...with limited data. Compensation includes competitive salary and equity ownership. #J-18808-Ljbffr CloudCruisePlatformEmployment Equity
- ...Founding Engineer (Full Stack) Location: San Francisco Bay... ...salary + meaningful equity (founding tier) About... ...architect and build the platform from day one. This is... ...scale data systems with AI‑native agents. This is a highly... ...), Kafka, REST Cloud/Infra: AWS, Docker, GitHub...PlatformEmployment EquityFull time
- Dedalus Labs, Inc. is seeking a Systems Engineer to build distributed infrastructure for AI applications. This role requires strong skills in Rust, Go, or C... ...projects that improve latency, build internal developer platforms, and enhance performance. Competitive salary,...PlatformEmployment EquityWork at officeVisa sponsorshipRelocation package
- AI Systems Engineer - Codex Core Agents Location San Francisco Employment Type Full time Department Applied AI Compensation 230K-385K Offers Equity The base pay offered may vary depending on multiple individualized... ..., virtualization, cloud platforms, or ML systems. Enjoy...PlatformEmployment EquityFull timeWork at officeLocal areaRelocation packageFlexible hours
- ...Partners is seeking a software engineer to architect and build core platform infrastructure and data... ...on solutions and improve agent performance. The ideal... ...engineering, a background in AI systems, and a collaborative... ...and meaningful equity opportunities. #J-18808-Ljbffr...PlatformEmployment Equity
- ...Markets (YC P26) is looking for a strong engineer to build and maintain trading infrastructure... ...ownership, speed, and innovative use of AI in development processes. You will work... ...values small teams and high accountability. Equity, health insurance, and unlimited PTO are...Employment EquityWork at officeLocal area
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