Senior Android Engineer

A superhuman, AI-powered language tutor in your pocket
$140,000 - $260,000
Android
Senior Software Engineer
In-Person
11 - 50 Employees
6+ years of experience
AI · Education

Description For Senior Android Engineer

Speak is revolutionizing language learning through AI technology, currently helping millions of users across 40+ countries become conversationally fluent in languages like English, Spanish, and French. As a Series B funded startup backed by prestigious investors including OpenAI, Founders Fund, and Y Combinator, we're on a mission to make language learning accessible to everyone.

As a Senior Android Engineer at Speak, you'll join our 75-person team spread across SF, Seoul, Tokyo, and Ljubljana. You'll be instrumental in building and improving our mobile application that has already achieved the status of top-grossing education app in South Korea. Your role will involve working on critical features that directly impact our users' learning experience, from improving content delivery to implementing monetization features and supporting new market launches.

The position requires strong technical expertise in Android development, particularly with Kotlin and modern mobile architectures. You'll collaborate closely with backend engineers, product managers, and designers to ship features to millions of users. This is an opportunity to join at a pivotal time when individual contributions can significantly impact the company's trajectory.

What makes this role unique is the combination of technical challenges and meaningful impact. You'll be working on sophisticated systems including text-to-speech and audio/video streaming while helping people achieve their language learning goals. The company culture emphasizes craft, growth, and working with admirable colleagues in a global environment.

If you're passionate about using technology to solve real-world problems and want to be part of a team that's making language learning more accessible to the next billion people, this role offers the perfect opportunity to make your mark.

Last updated 20 days ago

Responsibilities For Senior Android Engineer

  • Build growth loops including referrals and in-app shareables
  • Improve new user acquisition and user retention
  • Work on pricing and packaging
  • Launch new markets and languages
  • Improve text to speech system
  • Improve audio and video streaming systems

Requirements For Senior Android Engineer

Kotlin
  • 5+ years of industry experience working as a Mobile Engineer
  • Proficiency in Kotlin
  • Strong understanding of common mobile architectures including MVC/MVVM
  • Experience with Reactive programming (RX Java)
  • Knowledge in mobile build practices (jenkins, bitrise)
  • Knowledge in Google Play Billing
  • Excellent problem-solving and communication skills
  • Ability to coach and mentor other engineers
  • Strong product sense

Benefits For Senior Android Engineer

  • Global work environment with offices in San Francisco, Ljubljana, Seoul, and Tokyo
  • Opportunity to impact millions of lives through language learning
  • Work with a tight-knit team in a fast-growing company
  • Series B funded company backed by top investors

Interested in this job?

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