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Description: We are looking for an experienced Android developer to optimize the performance, speed, and responsiveness of our existing Android application. Tasks include: * Analyzing and profiling the current app to identify performance bottlenecks * Optimizing app load time and memory usage * Improving UI responsiveness and smoothness * Reducing APK size if possible * Ensuring compatibility with the latest Android versions and devices * Fixing any lags, ANRs, or crashes Requirements: * Proven experience in Android app optimization * Strong skills in Java * Experience with Android Studio profiling tools * Knowledge of best practices for memory management and battery efficiency * Ability to communicate clearly and provide progress updates Additional information: * Please provide examples of previous apps you have optimized * Indicate your estimated time and cost for the optimization work *if you have experience, I welcome like beginner. Deadline: 24 hours
Project ID: 39695488
7 proposals
Remote project
Active 10 mos ago
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7 freelancers are bidding on average $24 USD for this job

Hello, I have extensive experience in Android application optimization, with a strong background in Java and performance profiling using Android Studio tools such as Profiler, Memory Analyzer, and Layout Inspector. I can analyze your existing app to detect performance bottlenecks, memory leaks, and inefficient UI rendering. My Optimization Plan: Performance Profiling: Use CPU, memory, and network profilers to identify slow methods, excessive memory allocations, and unnecessary background work. Load Time Reduction: Optimize application startup using lazy loading, dependency injection improvements, and resource compression. UI Responsiveness: Refactor layouts, reduce overdraw, and optimize RecyclerViews, animations, and image loading for smoother interaction. Memory & Battery Efficiency: Detect and fix memory leaks, manage background threads properly, and improve battery usage. APK Size Reduction: Apply ProGuard/R8, remove unused resources, and enable Android App Bundle optimization. Crash & ANR Fixes: Debug logs, review crash reports, and address any blocking operations on the main thread. Compatibility Update: Ensure smooth performance on the latest Android versions and across different devices. Will you provide the full source code and access to the backend (if applicable) for testing? Let’s connect so I can start immediately and deliver results within your 24-hour deadline.
$20 USD in 7 days
4.8
4.8

Hi, I can optimize your Android app for speed, responsiveness, and stability within your 24-hour deadline. I will profile the app to locate bottlenecks, reduce load time and memory usage, improve UI smoothness, and fix any lags or crashes. My experience in Java, Android Studio profiling tools, and best practices for memory/battery efficiency ensures measurable performance improvements. I can share examples of apps I’ve optimized and provide regular progress updates. Let's get started.
$20 USD in 7 days
3.2
3.2

?YOU PAY WHEN YOU ARE HAPPY WITH THE WORK ? I am a person for your project, i will work with you until you are 100% satisfied. I understand the importance of optimizing your Android application for performance, speed, and responsiveness. By analyzing and profiling the current app, optimizing load time, improving UI smoothness, and ensuring compatibility, I will deliver a clean, professional, and seamless user experience. While I am new to freelancer, I have tons of experience and have done other projects off site. I would love to chat more about your project! The worst that can happen is you walk away with a free consultation. Regards, Brandon Booth
$10 USD in 30 days
0.0
0.0

Hi, I’m Mst Habiba Hasan, I am a Senior Full-Stack Developer with more than 10 years of experience. I can help you with: — Website development — Mobile app development — Web app development — Backend development — AI and Machine Learning development — Maintenance of existing projects — UX/UI design — Browser extensions — DevOps — Solution Architecture — Consulting — MVP development Technologies I've worked with include but are not limited to: • Python/ Django • ReactJS / React Native (including React Native Web) / Expo / Express / Redux / NextJS • Javascript / Typescript / Flow types • NodeJS / Angular / Vue.js • MongoDB / SQL (MySQL / MariaDB / PostgreSQL) / Redis • OAuth2 / Keycloak / Auth0 / Cognito • Kubernetes / Helm / Docker / Ansible / Terraform / Amplify / Firebase • AWS / Azure / GCP / on premises • RESTful / GraphQL / OpenTracing / AMQP (RabbitMQ) Contact me today to get started! I’m excited to collaborate and bring your vision to life. Best regards, Mst Habiba Hasan
$30 USD in 1 day
0.0
0.0

Banten, Indonesia
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Member since Aug 5, 2025
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