We're looking for an Executive Assistant (Startup Operations) to support the founder and team at a fast-moving AI marketing technology company.
You will own calendar management, travel coordination, general operations, revenue tracking support, and RFP documentation across a lean, high-output team where no two days look exactly the same.This is a broad, hands-on role.
You will be booking flights and hotels one hour and chasing down a client invoice the next.
If you are highly organized, proactive, comfortable operating across a wide range of administrative and operational tasks, and take pride in keeping a fast-moving founder and team running without friction, this role is a strong fit.Why You'll Want to JoinYou will be paid in USD (bi-monthly: every 15th and 30th)Paid Time Off in accordance with company policyObservance of Holidays per company guidelines100% remote setup so you can work wherever you're most productiveThis role requires availability during US business hoursWork directly with the founder of a high-growth AI technology companyHigh-ownership, high-variety role with real operational responsibility from day oneWhat You'll Work OnTravel CoordinationBook and manage flights, hotels, and ground transportation for the founder and team across multiple time zonesBuild detailed travel itineraries that account for time zones, meeting schedules, and logisticsHandle last-minute changes, cancellations, and rebooking efficiently and without disrupting the team's scheduleCalendar and Meeting ManagementOwn the founder's calendar end to end including scheduling, conflict resolution, and meeting preparationCoordinate internal team meetings, external partner calls,



and client engagementsEnsure the calendar reflects the right priorities and that the founder is prepared for every commitmentGeneral Operations SupportManage recurring operational tasks including office rent, internet and utilities, insurance claims, and vendor relationshipsCoordinate with external service providers and ensure operational needs are handled proactivelySupport the team with ad hoc administrative and operational requests as they ariseRevenue Tracking and Billing SupportOversee revenue tracking and ensure client invoices are accurate, complete, and sent on timeFollow up on outstanding invoices and flag billing discrepancies or delays to the appropriate team memberMaintain organized records of billing activity and payment statusRFP and RFI Document SupportResearch, compile, and fill out required information fields for RFP and RFI submissionsCoordinate internally to gather the right information and ensure submissions are accurate and on timeMaintain a library of reusable content and standard responses to streamline future submissionsWhat You BringProven experience as an Executive Assistant, Operations Assistant, or similar role supporting a founder, CEO,



or senior executiveStrong organizational skills with the ability to manage multiple priorities across calendar, travel, operations, and finance simultaneouslyExcellent written and verbal English communication skills with a professional and responsive toneComfortable managing vendor relationships, operational logistics, and administrative tasks independentlyDetail-oriented with strong follow-through on billing, scheduling, and document accuracySelf-directed and proactive with the ability to anticipate needs and act without being askedComfortable working in a fast-paced startup environment where scope evolves and priorities shift quicklyNice to HaveExperience supporting a founder or executive at an early-stage or high-growth technology companyBackground in revenue operations, billing coordination, or client invoicingExperience managing RFP or RFI submissions in a B2B technology or services environmentFamiliarity with tools such as Notion, Google Workspace, Slack, or similar productivity platformsPrior experience coordinating international travel across multiple time zonesHow to ApplyPlease include:Your updated resumeA short Loom video (1 to 2 minutes) introducing yourself, describing your experience supporting a founder or senior executive, and walking through how you manage competing priorities across calendar, travel, and operations simultaneouslyOnly candidates who submit a Loom video will be moved to the next step of the hiring process.If you are organized, proactive, and want to be the operational backbone for a founder building something real in AI marketing technology, this role gives you the variety and the direct impact to do your best work.

📌 Executive Assistant (Startup Operations) (Buenos Aires)
🏢 Hire Overseas
📍 Buenos Aires