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

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

Klaviyo

3 months ago

3.3 on Glassdoor

Boston, MA

Onsite

Full Time

Junior

0 applicants

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About this role

This role focuses on designing, building, and maintaining the Android SDK and related mobile products for Klaviyo's Mobile App Growth team. Engineers will contribute to native and wrapper SDKs across iOS, React Native, Expo, and Flutter, while also supporting backend services and infrastructure for features like in-app messaging and geofencing. The position requires hands-on experience with Android development and a willingness to expand into other mobile technologies and adjacent product areas.

Responsibilities

Design and build features for the Android SDK used across third-party apps
Maintain native and wrapper SDKs for iOS, React Native, Expo, and Flutter
Contribute to backend services and infrastructure powering mobile products
Diagnose and resolve SDK issues reported by customers across various devices
Write clean, well-tested code and participate in code and design reviews

Skills

About Klaviyo

klaviyo.com

Headquarters

Boston, Massachusetts, United States

Company Size

1001-5000 employees

Founded

2012

View Profile

Klaviyo is a B2C CRM and marketing automation platform that unifies AI-powered email and SMS to help ecommerce brands drive growth and retention. It uses customer data, advanced segmentation, and automation flows to deliver personalized, omnichannel experiences across email, SMS, WhatsApp, and more — including AI-driven capabilities via K:AI Agents. Klaviyo emphasizes measurable results with analytics, testing, and integrations with major ecommerce platforms to boost revenue and lifetime value. Companies use it to build targeted lifecycle campaigns, personalized messaging, and data-driven retention strategies at scale.