Duolingo Blog
duolingo.com
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News
Technologies
Salaries
Products
People
Growth
Jobs
Financials
Overview
Our mission is to develop the best education in the world and make it universally available. Duolingo is the most downloaded education app in the history of the App Store and in 2019 became the top-grossing education app worldwide. We set out to do something altogether different in the learning space.
News
Duolingo Invests in World-Class Motion Design with Acquisition of Animade
PITTSBURGH, Aug. 13, 2026 (GLOBE NEWSWIRE) -- Duolingo, Inc. (Nasdaq: DUOL), the world
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Duolingo Appoints Sallie Krawcheck to Board of Directors
PITTSBURGH, Aug. 10, 2026 (GLOBE NEWSWIRE) -- Duolingo, Inc. (Nasdaq: DUOL), the world
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Report
3 Things Investors Must Watch in Duolingo's Second-Quarter Earnings
Duolingo's second-quarter earnings will reveal more than just another set of financial results.
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Report
Duolingo users are fed up with random strangers cluttering their feeds
Duolingo users are furious over random strangers cluttering their activity feeds, forcing learners to block them just for a clean feed.
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Technologies
Tech DNA
Python
Kotlin
Swift
OpenTelemetry
Jetpack Compose
StoreKit
AWS
MuleSoft
LLM
ChatGPT
AI/ML
Python
SQL
Fine-tuning
Reinforcement Learning
Datadog
Grafana
OpenTelemetry
Prometheus
LLM
AWS
Platform Engineering
CI/CD
Terraform
Multimodal AI
Speech Recognition
Computer Vision
AI Agents
Text-to-Speech
SLI/SLO/SLA
ChatGPT
Cursor
Mobile
Kotlin
Swift
Java
iOS SDK
Kotlin Coroutines
Jetpack Compose
Google Play Billing
StoreKit
Other
Apex
A/B Testing
Slack
Sentry
Okta
Google Workspace
Tableau
MuleSoft
Jira
Zapier
Stack modernity
83/100
How modern this stack is, based on technology relevance, AI adoption and the share of legacy tools.
In-demand technologies
Python
9 jobs
Required
Kotlin
8 jobs
Required
A/B Testing
7 jobs
Required
Swift
6 jobs
Required
SQL
5 jobs
Required
Java
4 jobs
Required
Fine-tuning
4 jobs
Required
Reinforcement Learning
4 jobs
Required
Salary medians are calculated from this company's open jobs and compared with the market.
Stack changes
Zapier
Aug 2026
A/B Testing
Aug 2026
Text-to-Speech
Aug 2026
Terraform
Aug 2026
Okta
Aug 2026
Google Workspace
Aug 2026
CI/CD
Aug 2026
Tableau
Aug 2026
Technologies recently added to or removed from this company's stack - a signal of tech migrations and new initiatives.
Jobgether
Grab
Emagine
Motorola Solutions
Weekday
Inetum
Growth
Hiring Momentum
61/100
Growing
Open positions
54
0 opened / 0 closed in 30 days
Median time-to-fill
198 days
faster than 7% of the market
ATS activity
Every ~10 hours
Today
Hiring Dynamics
+100%
Hiring Focus
The percentage next to each role is its share of the company's job openings over the last 90 days; the arrow shows the shift versus the previous period.
Mobile
18% ▼
Product
16% ▲
Executive
12%
Backend
10% ▼
AI/ML
8% ▼
Data Science
8% ▲
Actively hiring for Product (+7 in 30 days)
Activity Timeline
Added Zapier to stack
Aug 2026
Added A/B Testing to stack
Aug 2026
Added Text-to-Speech to stack
Aug 2026
Added Terraform to stack
Aug 2026
Added Okta to stack
Aug 2026
Added Google Workspace to stack
Aug 2026
Added CI/CD to stack
Aug 2026
Added Tableau to stack
Aug 2026
Added SQL to stack
Aug 2026
Added Sentry to stack
Aug 2026
Added Kotlin Coroutines to stack
Aug 2026
Added Jetpack Compose to stack
Aug 2026
Jobs
≈ $122k – $239k per year (Estimated) • Equity • In office • Bachelor's Degree • New York
Python
SQL
Apply
Equity • In office • Bachelor's Degree • Pittsburgh
Python
SQL
Apply
≈ $122k – $239k per year (Estimated) • Equity • In office • Bachelor's Degree • New York
Python
SQL
Apply
Equity • In office • Bachelor's Degree • Pittsburgh
Python
SQL
Apply
Equity • In office • Pittsburgh
CI/CD
Terraform
Cybersecurity
Okta
Management
Google Workspace
Slack
Apply
≈ $150k – $270k per year (Estimated) • Equity • In office • New York
CI/CD
Terraform
Cybersecurity
Okta
Management
Google Workspace
Slack
Apply
Equity • In office • Bachelor's Degree • Pittsburgh
Java
Kotlin
Python
Datadog
Grafana
OpenTelemetry
Platform Engineering
Prometheus
Apply
≈ $95k – $191k per year (Estimated) • Equity • In office • Bachelor's Degree • New York
Python
SQL
Tableau
Apply
≈ $149k – $269k per year (Estimated) • Equity • In office • Bachelor's Degree • New York
Java
Kotlin
Python
Datadog
Grafana
OpenTelemetry
Platform Engineering
Prometheus
Apply
Equity • In office • Bachelor's Degree • Pittsburgh
AWS
Apply
≈ $139k – $251k per year (Estimated) • Equity • In office • Bachelor's Degree • New York
Apply
Equity • In office • Bachelor's Degree • Pittsburgh
Apply
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