Founding Account Executive

Founding Account Executive at JustAI | Y Combinator

Open menuAboutWhat Happens at YC?ApplyYC Interview GuideFAQPeopleYC BlogCompaniesStartup DirectoryFounder DirectoryLaunch YCLibraryPartnersResourcesStartup SchoolNewsletterRequests for StartupsFor InvestorsVerify FoundersHacker NewsBookfaceSafeFind a Co-FounderStartup JobsLog inApplyJustAIAgentic Marketing PlatformFounding Account Executive$120K - $300K•San Francisco, CA, USJob typeFull-timeRoleSalesExperience1+ yearsVisaUS citizen/visa onlyConnect directly with founders of the best YC-funded startups.Apply to role ›Neha MittalFounderNeha MittalFounderAbout the roleRole Overview As a Founding Account Executive, you'll own revenue from first conversation to signed contract. You'll be our first dedicated sales hire, working directly with the CEO to shape how JustAI sells to enterprise customers. This is a hands-on role for someone who can run the full sales motion while helping define the playbook for scale. What You'll Do

Run end-to-end sales cycles, from discovery and demos through negotiation and close Partner closely with VP- and C-level buyers, including CMOs and growth leaders at enterprise companies Build strong, long-term customer relationships grounded in trust and business impact Own pipeline creation through outbound, inbound follow-up, and strategic prospecting Lead contract discussions, pricing conversations, and deal structuring Provide tight feedback loops to product and marketing based on customer learnings Help define our early sales process, messaging, and ideal customer profile

Qualifications

2+ years of experience as an Account Executive Proven ability to own deals end to end, from first call to close Experience selling to mid-market or enterprise customers Comfortable running the show - you can context switch, prioritize, and operate autonomously Strong communication skills with the ability to sell to both technical and non-technical stakeholders You thrive in fast-moving, ambiguous, 0-to-1 environments

Why Join JustAI

First sales hire with massive ownership and influence over how we grow revenue Direct access to founders and the opportunity to shape the company's GTM motion Founding-stage startup backed by YC & Peak XV (Sequoia), growing fast Work with leadership from Twitter, Pinterest, and Goldman Sachs Competitive salary, commission, and meaningful equity

About the interview 30 min chat with the founders 3 hour interview loop References Checks

About JustAIThe future of Marketing is 1-1 hyper-personalized messaging. However, marketers spent multiple cycles setting up an "octopus" on CRM journey builders to manually write content for each persona and segment. Further, A/B testing is sequential and takes weeks to show results. We drift away from the old school A/B testing world to dynamic testing. Companies can test 100+ messaging variants within a month, let AI optimize traffic for winning variants, and walk away with insights without operational setup overhead for every A/B test. We put companies in a state of continuous "always-on" testing. JustAIFounded:2024Batch:W24Team Size:5Status:ActiveLocation:San Francisco FoundersNeha Mittal FounderNeha Mittal FounderFooterY CombinatorMake something people want.ProgramsYC ProgramStartup SchoolWork at a StartupCo-Founder MatchingResourcesStartup DirectoryStartup LibraryInvestorsDemo DaySafeHacker NewsLaunch YCYC DealsCompanyYC BlogContactPressPeopleCareersPrivacy PolicyNotice at CollectionSecurityTerms of UseTwitterTwitterFacebookFacebookInstagramInstagramLinkedInLinkedInYoutubeYouTube© 2026 Y Combinator