Lead Android SDK Engineer

Job Description

**LoopMe is one of Campaign's Best Places to Work 2023 AND 2024

Our vision is to change advertising for the better. LoopMe’s technology brings together advertisers and publishers to redefine brand advertising for the digital and mobile app ecosystem. With a diverse client base, including leading brands, agencies and publishers, LoopMe finds solutions to industry challenges. The acquisition of Chartboost supercharges LoopMe’s mission, creating a globally scaled 1st party ad-tech platform built on patented AI.

As a Lead Android SDK Engineer, you will guide the strategic and technical direction of our Android SDK platform, which enables gaming and app developers to monetize their applications through advertising. You will lead a team of Android engineers, partner with cross-functional stakeholders, and translate business requirements into scalable, high-quality technical solutions that reach millions of users worldwide.

You will be a key technical leader within our Android organization and will collaborate closely with our iOS, QA, Product, and Engineering Management partners across our global offices.Key Responsibilities

Provide technical leadership and mentorship to a team of Android SDK engineers, fostering growth, accountability, and engineering excellence

Architect and design SDK solutions that span multiple teams and serve diverse business requirements

Synthesize product, partner, and business needs into clear technical designs and high-quality implementations

Drive the evolution of our advertising-focused SDKs, ensuring scalability, performance, and reliability across the platform

Establish and continuously improve Claude Code and other AI-assisted workflows to enhance team-wide code quality, productivity, and efficiency

Lead code reviews, set engineering standards, and champion best practices across the Android team

Partner with Product Managers, Engineering Managers, and Staff engineers on feature definition and execution

Investigate and resolve complex creative rendering, performance, and integration issues

Oversee the design and maintenance of test apps used to validate SDK functionality

Define and own the unit and integration test strategy for SDK components

Author and review technical documentation for SDK integration

Stay current with Android ecosystem trends and share insights to elevate the team's technical capabilitiesWhat You'll Drive

Strategic direction for SDK architecture and design within the mobile advertising domain

Performance optimization initiatives, including memory profiling, startup time, and battery efficiency

Integration patterns with third-party ad networks and mediation platforms

Adoption and maturity of Claude Code as a core component of the team's development workflow

WebView and HTML5 content rendering strategies within native Android applications

Cross-platform alignment and collaboration with iOS teams

CI/CD workflows built on GitHub Actions and Bazel, including automated testing strategy and quality gates for LLM-assisted code contributions

Engineering culture, mentorship, and career development for the Android teamKey Skills & Experience

Required:

Demonstrated team leadership experience, including mentoring engineers, driving technical roadmaps, and cultivating a high-performing team culture

Strong English communication skills, both written and verbal, with the ability to clearly articulate technical concepts to engineering, product, and business stakeholders across our global teams in the USA, Poland, and Ukraine

Hands-on experience leveraging AI-assisted development tools (e.g., GitHub Copilot, Claude Code) to accelerate engineering workflows, improve code quality, and drive team-wide productivity gains

Experience designing testing strategies and validation workflows that verify the correctness, safety, and reliability of LLM-generated code, including code review practices, automated checks, and appropriate guardrails before merge

Hands-on experience designing and maintaining CI/CD pipelines using GitHub Actions, including reusable workflows, matrix builds, and release automation for SDK distribution

Production experience with the Bazel build system, including authoring and maintaining BUILD files, managing dependencies, and optimizing build and test performance for large-scale codebases

Proven track record of architecting and designing cross-team systems, with the ability to synthesize stakeholder requirements and business needs into clear technical designs and production-ready code

Strong understanding of Kotlin coroutines, structured concurrency, and threading models, including practical experience designing concurrent and asynchronous workflows in Android

A proactive ethos: a self-starter who anticipates challenges, identifies opportunities for improvement, and drives initiatives to completion with minimal oversight

8+ years of commercial mobile development experience, with at least 5+ years focused on Android

Substantial SDK development experience, including versioning strategy, backward compatibility, and developer-facing API design

Expert proficiency in Kotlin and Java

Deep expertise with architectural patterns such as MVVM, MVP, and Clean Architecture

Comprehensive knowledge of core Android concepts, including Activities, Fragments, Services, application lifecycle and state management, UI development (XML layouts and Jetpack Compose), and networking libraries (Retrofit, OkHttp)

Proficiency with Android Studio and the Gradle build system

Strong software testing practices, including unit, integration, and end-to-end testing

Solid understanding of RESTful APIs and JSON data handling

Working knowledge of iOS/Swift development to support cross-platform collaboration

Proficiency with Git version control and modern branching strategies

Nice-to-Have:

Published apps on the Google Play Store

Experience scaling SDKs used by millions of users

Background in mobile advertising, ad mediation, or programmatic technology

BenefitsBenefits

What We Can Offer:

Hybrid working, allowing you to split your time between the office and home

One-month work-from-anywhere policy

Self-managed vacation policy with no maximum on annual leave

Healthcare coverage

401(k) plan

LoopMe Gives Back: our committed CSR team organizes regular events that support our pillars of Learning, Charity, Wellbeing, Responsibility, and Sustainability

Comprehensive training and career development resources to set you up for success

Want to learn more about us?

Head to our Careers page to see why we've been voted one of Campaign's Best Places to Work 2023! You can find out more about our values, initiatives, teams and benefits here. (Can't see the hyperlink? Find us here is a technology company that uses AI to improve brand advertising performance and outcomes. Putting consumers at the heart of every campaign, LoopMe uniquely optimizes advertising investments, driving results 2-5x higher than the industry standards in mobile in-app and CTV for brand awareness, consideration, purchase intent, foot traffic and sales. LoopMe was founded in 2012 and is headquartered in the UK, with global offices across New York, Boston, Atlanta, Chicago, Detroit, San Francisco, Los Angeles, Toronto, Singapore, Sydney, Tokyo, Dnipro, Krakow and Hong Kong.

Full-time