Klaviyo

Software Engineer II (Mobile Developer - Android/Kotlin) - Mobile App Growth

Klaviyo
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2 months ago
Boston, MA, USAMid Level
H1B Sponsor

Base Salary

$116k - $174k/yr

Responsibilities

  • Design, build, and ship features and fixes for the Android SDK.
  • Contribute hands-on to iOS, React Native, Expo, and Flutter SDKs as priorities require.
  • Develop and maintain backend services, infrastructure, and embedded web UI for in-app messaging, universal linking, geofencing, and mobile inbox.
  • Diagnose and resolve SDK issues reported by customers.
  • Write clean, well-tested code and participate in code and design reviews.
  • Collaborate with product and engineering teams to maintain consistent tracking and messaging behavior across platforms.
  • Create documentation, sample applications, and integration guides for customers.

Requirements

  • 1–3 years of professional Android development experience, ideally including Kotlin.
  • Production experience shipping and maintaining Android code, with knowledge of the Android lifecycle, threading, and Gradle.
  • Experience debugging across different devices, operating system versions, and third-party app environments.
  • Familiarity with unit, integration, and instrumentation testing practices and CI/CD for mobile.
  • Comfort with webviews and location services and willingness to learn Python, React, and AWS.
  • Ability to work independently, take ownership, adapt across technical areas, and communicate clearly with customer engineering teams and internal teams.
  • Preferred qualifications include SDK or library development experience, iOS or Swift experience, backend services exposure, familiarity with push notification or messaging systems, and open-source contributions.

Benefits

  • In-office position requiring work from the Boston office five days per week.
  • May require up to 10% travel for onboarding, client or partner work, team meetings, and industry events.
  • Eligible employees may receive health, welfare, wellbeing benefits, annual cash bonus participation, equity, and sign-on payments.

Tech Stack

Amazon DynamoDBAWSDjangoFlutterGradleiOSKotlinMySQLPythonReactReact NativeRedisReduxSwiftTerraformTypeScript

Categories

Mobile
Klaviyo

About Klaviyo

1,001-5,000 employees

Klaviyo (NYSE: KVYO) is the autonomous B2C CRM. Powered by its built-in data platform and AI, Klaviyo combines marketing automation, analytics, and customer service into one unified solution, making it easy for businesses to know their customers and grow faster. Klaviyo (CLAY-vee-oh) helps over 193,000 brands like Mattel, Glossier, Daily Harvest, and Liquid Death deliver 1:1 experiences at scale, improve efficiency, and drive revenue.