Android Developer Senior

Anthony Hoffman Stewartsville, New Jersey, US

Senior Android Developer ad5o1l@r.postjobfree.com

https://linkedin.com/in/anthony-hoffman-dev 1-812-***-****

Professional Summary :

Anthony is a Seasoned Senior Android Developer with over 10 years of expertise in Android (Java/Kotlin).

He leverages his experience in creating robust, high-performing and user-friendly Android applications using Kotlin and Java. He excels in crafting scalable, performant, user-centric applications, fostering collaboration in Agile environments and empowering team members to excel. Anthony is dedicated to continuous learning, personal growth, embodying mindfulness, compassion and empathy in his work.

Skills :

HARD SKILLS

Kotlin, Java, Android, Android SDK, Android API, Android Studio, Jetpack Compose, Kotlin Coroutines, RxJava, Flow, Jetpack Components, Gradle, Git, LiveData, MVVM Clean Architecture, Mockito, Expresso, Junit, Robolectric, Retrofit, Room, SQLite, MySQL, MongoDB, Fire TV, Android TV, Agile and Scrum Methodologies, Bluetooth, Wifi, Jira, Dagger 2

SOFT SKILLS

Teamwork & communication, Creative problem solving, Analytical thinking, Owning up to errors, Self-learning, Time management, Leadership & Mentoring

Education :

Bachelor’s degree & Master's degree of Computer Science, California State University, Fresno Aug, 2013

Work Experience :

Senior Lead Android Developer Jun 2021 - March 2024

T-Mobile, Contract, Remote Bellevue, Washington, US

Responsibilities :

Served as a Senior Lead Android Developer in a high-performing, product-focused team responsible for delivering the best user experience in T-Mobile’s biggest marketplace and sustainable mobile app.

Led Android development and mentored junior and mid-level Android developers.

Transitioned from legacy Java to 100% Kotlin codebase with modern app architecture using Jetpack Compose, MVVM, Coroutines, and Flows.

Improved stability and achieved 99.7% crash-free users over a 7-day period.

Increased the Google Play rating from 3.5 to 4.6 stars.

Set up test automation pipelines for JUnit and Firebase Test Lab.

Introduced automated weekly releases and managed publishing.

Technologies :

Kotlin, Android, Jetpack Compose, Java, MVVM, Coroutines, Flows, Bluetooth, Wifi

App Store URL :

https://play.google.com/store/apps/details?id=com.tmobile.pr.mytmobile&hl=en&gl=US

Senior Android Developer Jul 2019 – May 2021

Team BeachBody, Full-time, Remote Santa Monica, California, US

Responsibilities :

Created a fitness mobile application that includes video coaching.

Contributed efforts towards ensuring compatibility of the application with Roku devices, which expanded the audience and increased the user base.

Collaborated on integrating an in-app shop, enabling businesses to sell their products effortlessly.

Developed and maintained Android applications using Kotlin and Java.

Implemented Jetpack components such as LiveData, ViewModel, and Room for data management and persistence.

Integrated RESTful APIs to fetch and display data in the application.

Collaborated with UI/UX designers to implement responsive and user-friendly interfaces.

Worked closely with backend developers to define API requirements and ensure seamless integration.

Implemented unit tests using JUnit and Mockito to ensure code quality and reliability.

Participated in code reviews and provided constructive feedback to team members.

Contributed to architectural decisions and improvements to enhance code maintainability and scalability.

Implemented UI features and navigation using Jetpack Navigation components.

Conducted code refactoring and optimization to improve performance and readability.

Technologies :

Kotlin, Android SDK, Android, Bluetooth, Android Architecture Components, Android App Design, Wifi, Android API, REST APIs, Firebase, GitHub, JSON, Clean Architecture, Fire TV, Android TV

App Store URL :

https://play.google.com/store/apps/details?id=com.beachbody.bod&hl=en&gl=US

Android Developer Feb 2017 – May 2019

Maple Media, Full-time, Hybrid Los Angeles, California, US

Responsibilities :

Developed Media Content Android application for a leading e-commerce company, increasing customer engagement by 25%.

Collaborated with design and product teams to create user-friendly interfaces for Android applications.

Optimized code for performance and memory usage, reducing application size by 40%.

Built custom SDKs to enable 3rd party integrations, resulting in a 50% increase in user base.

Implemented in-app purchases and additional features for an ad-free app.

Implemented the banner and interstitial and native ads with custom frequency capping.

Handled the ad mediation through multiple platforms.

Developed Firebase app indexing and Installed cloud messaging.

Technologies :

Android, Gradle, Kotlin, Android Studio, Android Jetpack, Retrofit, Bluetooth

App Store URL :

https://play.google.com/store/apps/details?id=net.doo.snap&hl=en&gl=US

Android Developer Jan 2014 – Dec 2016

Wells Fargo, Contract, On-site San Francisco, California, US

Responsibilities :

Worked on integrating 3rd party SDKs with the android app.

Implemented the integration of the REST services for reading and saving the data from the mobile app.

Implemented Retrofit as a java interface for HTTP api calls.

Used Jenkins for Continuous integration and Github for version control.

Worked on TouchPay integration for the Android device.

Implemented on Fingerprint Authentication for Logging into the app.

Worked on an Agile model for developing the application.

Used the core concepts like sharedpreferences,intent,services.

Used the broadcast receivers to get the data from the 3rd party SDKs.

Actively participated in daily scrums.

Worked on android wearable to create an app for balance details for Wells Fargo account.

Worked on an android app for Clover POS (android SDK) to receive the pay information when the touch pay is enabled from the mobile app and update on the banking system.

Actively participated in all the business meetings for freezing the requirements and expressing my views on various ideas.

Used Jira for updating the user stories and tasks for Agile methodology.

Implemented fragments and services for the mobile application.

Technologies :

Java, Android, RxJava, REST APIs

App Store URL :

https://play.google.com/store/apps/details?id=com.wf.wellsfargomobile&hl=en_US

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