Founding Customer Success Manager

About Us:Cekura (YC F24) is one of the fastest-growing companies in its batch, with strong revenue traction. We’re well-funded, backed by premier investors, and have years of runway.We’re building the reliability layer for Conversational Agents. Teams use Cekura to simulate and monitor their AI agents end-to-end - measuring latency, barge-in, instruction-following, regressions, and more across phone, chat, SMS, and web. Customers love the product - and we’re just getting started.About The Role:You’re joining at an inflection point. As Founding Customer Success Manager, you’ll build the playbooks, processes, and relationships that define how Cekura partners with technical customers for long-term success. You’ll be both strategist and hands-on operator - equally comfortable running an executive QBR and popping open logs to help debug an integration.What You'll Do:Own onboarding end-to-end: Seamless handoffs from Sales; define success criteria, timelines, and milestones; instrument adoption and time-to-value.Be a trusted technical advisor: Guide customers on integrating Cekura into CI/CD and production stacks (APIs, webhooks, auth, SIP/Twilio flows, STT/TTS, LLM configs).Build scalable systems: Create repeatable runbooks, health scores, QBR templates, and playbooks for expansion/renewal.Drive product feedback: Partner with Engineering & Product; submit crisp RFCs backed by usage data to influence the roadmap.Proactive account management: Monitor health, predict risk, and execute save/expansion plays based on telemetry.Hands-on problem solving: Reproduce issues, triage with engineering, and close the loop with clear comms.Executive storytelling: Quantify ROI (quality, reliability, speed); craft references and case studies.Foundational leadership: Help hire and mentor the future CS team; set standards as we scale.About You:Customer-obsessed: You care deeply about measurable outcomes and long-term partnerships.Technical pedigree (dev-tool savvy): You can read API docs, inspect payloads, and reason about systems. You’ve used Postman/cURL; you’re comfortable with logs/dashboards and basic scripting.Clear communicator: You distill complex concepts for execs and engineers alike.Builder’s mindset: You thrive in zero-to-one, create structure from ambiguity, and bias to action.Analytical: You ground decisions in data - usage, adoption, performance, and business impact.Minimum Qualifications:2 years in Customer Success, Solutions Engineering, Sales Engineering, or Technical Account Management at a developer-focused or infra/SaaS company.Proven ownership of onboarding → renewal/expansion for technical accounts.Comfort with APIs, webhooks, basic SQL, and one of Python/JS (to prototype, parse logs, or write examples).Nice to Have:Early/founding CS or first CS hire experience (you built the playbook).Familiarity with at least one of: LLM/AI agent tooling, observability/testingWhy Cekura:Responsibility & scope: Shape the foundation of our Customer Success org.Exceptional team: Work directly with founders and a highly technical, product-driven group.Impact: Improve the reliability of AI agents used by real customers every day.Upside: Competitive compensation, meaningful equity, and rapid growth.Benefits: Medical/dental/vision, team lunches and dinner!Excited to help world-class teams ship reliable AI agents - and wear both the customer and engineer hats? Let’s talk.