Busuu Tech Stack

Corporate language learning platform serving 500+ global businesses

E-Learning Providers London, England 51–200 employees Privately Held

Busuu delivers professional language training to enterprises and educational institutions, now under Chegg's ownership. The tech stack reveals a sales-led operation: HubSpot + Amplitude + Mixpanel for pipeline instrumentation, LinkedIn Sales Navigator + Braze for outreach, and a modern backend (Python, Postgres, Kafka, Kubernetes) supporting mobile-first delivery. Active hiring is concentrated in sales (9 roles) with senior emphasis, and project work centers on B2B growth engines—media buying, ABM measurement, pricing optimization, and AI-powered prospecting—indicating aggressive mid-market expansion after acquisition.

Tech Stack 58 technologies

Core StackHubSpot Amplitude Mixpanel Looker Google Ads Workday Jira AWS Kubernetes OpenTelemetry New Relic Terraform ArgoCD Python MySQL PostgreSQL MongoDB Redis Kafka Kotlin Braze Stripe iOS Android LinkedIn Sales Navigator Terragrunt Retrofit Hilt Room Mockk+27 more

What Busuu Is Building

◆Challenges

Optimising paywall conversion
Improving free-to-paid conversion
Increasing premium renewal rates
Scaling b2b media engine
Expanding into italy market
Scaling ai prospecting workflows
Improving prospecting efficiency
Expanding b2b sales in france
Closing high-value deals
Balancing long term demand generation

▲Active Projects

End to end b2b media engine
Measurement framework for linkedin abm
Monetisation product strategy
Continuous a/b testing programme
Premium pricing and packaging
Mid funnel channel scaling
Ai-powered prospecting workflows
Targeted outbound strategies
Trade fair representation
Customer insights for product adaptation

Hiring Activity

Accelerating15 roles · 10 in 30d

Department

Sales

Marketing

Product

Finance

Seniority

Senior

Junior

Mid

Lead

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About Busuu

Busuu is an online language learning platform acquired by Chegg in January 2022, now operating as a B2B product supplier to over 500 global businesses and educational establishments. The platform delivers instructor-led and self-paced courses designed to build workplace language confidence and support inclusive, multilingual teams. The product spans iOS and Android mobile apps alongside web delivery, with core infrastructure running on AWS and Kubernetes. Current operational focus spans three geographies (United Kingdom, Spain, Germany) with expansion targets in Italy and France.

HeadquartersLondon, England

Company Size51–200 employees

Hiring MarketsUnited Kingdom, Spain, Germany

Frequently Asked Questions

What tech stack does Busuu use?

Backend: Python, PostgreSQL, MySQL, MongoDB, Kafka, Redis on AWS + Kubernetes. Mobile: iOS, Android, Kotlin. Analytics: Amplitude, Mixpanel, Looker. Sales: HubSpot, LinkedIn Sales Navigator, Braze. DevOps: Terraform, Terragrunt, ArgoCD, New Relic.

What is Busuu working on?

B2B growth initiatives: media engine scaling, ABM measurement, AI-powered prospecting, premium pricing strategy, free-to-paid conversion optimization, and geographic expansion into Italy and France.

How this profile is built

Busuu's technology stack, projects, and hiring signals are inferred from public hiring and company data — career pages, public listings, and company web presence — then clustered and de-duplicated. Figures are estimates that refresh over time. Read our full methodology →

This is not an official vendor or customer list. It is a technology-adoption signal inferred from public data, intended for B2B research.