Founding Customer Success Manager
Confirmed on the employer's own hiring board on Oct 31, 2026. First seen by Alion on Jun 1, 2026. Composio scores D on the Alion truth index.
At Composio, we are building infrastructure that allows agents to communicate with the tools you use for work including Github, Gmail, Notion, Salesforce, etc. We are a small team of engineers wrangling problems from context to search, that help us provide the most capable bridge between your agents and your tools.
We raised a $25M Series A from Lightspeed with some incredible angels like Guillermo Rauch (CEO of Vercel), Dharmesh Shah (CTO of Hubspot), Gokul Rajaram. Beginning of this year we 3x our ARR, our customers range from your friends in the YC batch to Wabi, Glean, Zoom and many more.
Our largest customers are betting meaningful parts of their AI infrastructure on Composio. As our founding Customer Success Manager, you will own a book of high-value enterprise and growth accounts, build the relationships that turn customers into champions, and create the CS playbooks that scale with us.
What you'll do?
manage a book of Composio's largest enterprise and growth accounts as their primary point of contact and internal advocate
lead structured onboarding so customers reach value quickly with clean technical integration and clear success metrics
drive deep product adoption across teams, integrations, and workflows
own NRR for your book: identify expansion opportunities, lead renewal conversations, and partner with AEs on upsells and cross-sells
build executive relationships across champions, economic buyers, and technical decision-makers
serve as the voice of the customer internally by bringing product gaps, friction points, and patterns directly to product and engineering
run a structured QBR cadence with top accounts to review usage, align on roadmap, and surface strategic opportunities
build the CS playbook from scratch: onboarding frameworks, health scoring, escalation protocols, and renewal processes
partner with Support to ensure enterprise customers receive fast, high-quality resolution on technical issues
"Must haves"
if you are very good, nothing is a must per-se
4-7 years in Customer Success, Technical Account Management, or Solutions roles at a developer tools, infrastructure, or API-first SaaS company
proven track record owning NRR and renewals for enterprise accounts - you have grown a book, not just maintained one
technical fluency: you can understand APIs, SDKs, auth, integrations, agent workflows, and customer architecture well enough to be useful
excellent relationship management across technical champions, executives, and cross-functional internal teams
strong written communication and operating cadence: crisp recaps, useful QBRs, clean escalation notes, and no loose threads
builder mindset: you are excited to create the first CS systems instead of inheriting mature ones