**Sr. Build Engineer \- Android** **Experience:** 7\+ Years **Tech Stack:** Gradle (Kotlin DSL), Groovy, CI/CD, Artifactory You understand the difference between api and implementation intuitively. You will engineer the build pipeline that supports dozens of modules and hundreds of engineers. You will focus on parallelization, incremental builds, and dependency hygiene. **What You'll Do** * **Gradle Mastery:** Maintain and optimize complex **Gradle** build scripts (migrating Groovy to Kotlin DSL where necessary). * **Build Speed:** Implement and tune **Gradle Enterprise** (or similar build scans) to visualize and resolve critical path bottlenecks. * **Plugin Dev:** Develop custom Gradle plugins to enforce internal standards, versioning, and code quality checks. * **Artifact Mgmt:** Manage the publishing lifecycle of internal Android libraries to **Artifactory** or **Maven Central** . * **Environment Mgmt:** Standardize the local development environment (JDK versions, Android Studio settings) to ensure "it works on my machine" means it works everywhere. **What You'll Bring** * **Experience:** 7\+ years in Mobile DevOps or Build Engineering. * **Core Tech:** Expert\-level knowledge of the **Gradle** build system and Groovy/Kotlin scripting. * **Android Internals:** Deep understanding of APK structure, ProGuard/R8 rules, and DEX manipulation. * **CI/CD:** Experience building pipelines in Jenkins, GitHub Actions, or similar. * **Optimization:** A proven track record of reducing build times in a multi\-module environment.