Duolingo

duolingo.com

information technology & services

duolingo.com

Pittsburgh, Pennsylvania, United States

501-1000 employees

748024000 revenue

LinkedIn Profile

About Duolingo

language education, language certification, mobile app development, language proficiency assessment, machine learning, product design, product management, software engineering, data science, mobile application, language learning, certification test, education, computer software: prepackaged software, technology, software development, education accessibility, global user base, children's education, education expansion

Duolingo's Tech Stack

AI/ML

Decision Makers at Duolingo

29 contacts

Klinton Bicknell

Head of AI

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Severin Hacker

CTO & Co-founder

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Curtis Yamanaka

Senior Engineering Manager

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Cailyn Hansen

Engineering Manager and Team Lead

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Bomani McClendon

Engineering Manager & Team Lead

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Sharanya Viswanath

Senior Engineering Manager

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Sean Marchetti

Director of Engineering

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Michael Sobczak

Engineering Manager

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Tom Whittaker

Senior Engineering Manager

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Katherine Wallace

Director Of Engineering

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Jonathan Burket

Senior Engineering Manager

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Mopewa Ogundipe

Senior Engineering Manager

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Siavash Haghtalab

Director of Engineering

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Josh Isenstein

Senior Engineering Manager

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Antonia Scheidel

Engineering Director

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Alexis Hooper

Engineering Manager

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Joseph Rollinson

Engineering Director

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Sanil Shah

Senior Engineering Manager

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Michael Short

Engineering Manager

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Paul Cheong

Senior Engineering Manager

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Itai Hass

Director of Engineering

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Mackenzie Clark

Senior Engineering Manager

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Mirza Basim

Senior Engineering Manager

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Zhi Lee

Engineering Manager

Hideki Shima

Engineering Director

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Fabien Varieur

Chief Technology Officer

f***@duolingo.com Sign up to view

Carrie Wang

Senior Director, Head of Growth for Duolingo English Test

c***@duolingo.com Sign up to view

Michelle Sharp

Director of Marketing Operations

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Joe Adams

Duolingo. Formerly a Co-founder and CFO Across Gaming and Startups.

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23 technologies detected · 29 decision makers · Emails available

Sales Outreach Angle

CRMs like Salesforce signal an active sales operation. Companies using Salesforce are strong targets for sales training, RevOps tools, data enrichment, and Salesforce integrations.

Duolingo's Position in the StackWho Database

• Duolingo 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).
• 7,718 companies in Pennsylvania are in the StackWho database.
• 1,780 information technology & services companies are in the 501-1000 employee range (same size as Duolingo).

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

Frequently Asked Questions

What technology does Duolingo use?

Duolingo uses Salesforce, Route 53, Amazon SES, Gmail, Pardot, Google Apps, and 17 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at Duolingo?

StackWho has verified email addresses for 29 decision makers at Duolingo. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach Duolingo directly for sales, recruiting, or partnerships.

What industry is Duolingo in?

Duolingo operates in the information technology & services industry, headquartered in Pittsburgh, Pennsylvania, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export Duolingo's contact data?

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