Fern (YC W23)

buildwithfern.com

San Francisco, California, United States

51-200 employees

LinkedIn Profile

About Fern (YC W23)

api, sdk, documentation, openapi, swagger, client library, code generation, rest api, software development, openapi support, api-first development, auto-pagination, sdks with dependency vulnerability scanning, oauth 2.0, sdks for websocket apis, sdk customization, sdks with ai chat support, go sdk, php sdk, python sdk

Fern (YC W23)'s Tech Stack

AI/ML

Decision Makers at Fern (YC W23)

1 contact

Christopher Mallinson

Director of Software Engineering

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28 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

HubSpot users typically run inbound-led sales motions. Products that integrate with HubSpot (email automation, CRM enrichment, ABM platforms) are natural fits.

Fern (YC W23)'s Position in the StackWho Database

• Fern (YC W23) is 1 of 194,140 information technology & services companies tracked in StackWho.
• 193,618 information technology & services companies in our database have verified decision-maker emails (100% of the cohort).
• 53,147 companies in California are in the StackWho database.
• 13,765 information technology & services companies are in the 51-200 employee range (same size as Fern (YC W23)).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated August 2026.

Frequently Asked Questions

What technology does Fern (YC W23) use?

Fern (YC W23) uses Route 53, Gmail, Google Apps, Amazon AWS, Vercel, GitHub Hosting, and 22 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Fern (YC W23)?

StackWho has verified email addresses for 1 decision maker at Fern (YC W23). Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Fern (YC W23) directly for sales, recruiting, or partnerships.

What industry is Fern (YC W23) in?

Fern (YC W23) operates in the information technology & services industry, headquartered in San Francisco, California, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Fern (YC W23)'s contact data?

Yes. StackWho Pro members can export decision maker contact data for Fern (YC W23) and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.