Omar Hezi

A Skilled Android Developer with more than 6+ years of experience in developing cutting-edge and performant Android applications. Deep understanding of the full mobile development life cycle, from concept to deployment. Proven record of accomplishment of designing, maintaining, and testing high-quality applications that deliver a great user experience.

Trajectory implementing the latest technologies and frameworks, combined with the ability to work collaboratively in a team environment, to deliver projects on time and within budget. Keen eye for detail and a passion for innovation. Committed to providing exceptional solutions that exceed client expectations.

Senior Android Developer at Advanced Mobile Payment (2023-06 – Present)

• Develop and maintain the Android app, responsible for connection with third party systems to process payments and transaction operations.
• Investigate and document results related to POS terminals' connection and processing of card transactions.
• Report progress to technical lead and ensure timely delivery.
• Arrange meetings with third party business owners to discuss connection and security requirements to ensure top performance and security of transactions.

Senior Android Developer at X-Team (2022-11 – 2023-03)

• Develop and implement standardized processes that comply with the company's standards and best practices.
• Responded to and completed assigned tickets (up to 3 tickets per week) in a timely and accurate manner.
• Identified opportunities to optimize code and app performance, reducing app launch time by 3 seconds and resulting in improved user experience and reduced errors, decreasing known bugs by more than 80%.
• Communicated progress to the Technical Lead, ensuring project timelines are met and issues are resolved in the timeframe provided.
• Improved skills through peer code reviews and stayed up to date with the latest technologies, including Java & Kotlin, Dagger & Hilt, Jetpack Compose, Shared Preferences, Glide, Coroutines, JUnit, and MockK in the MVVM architecture.

Android Developer at Taller Technologies (2020-11 – 2022-11)

• Developed new features in the Android Venmo Application, including the first Crypto transactions in App, using Java & Kotlin.
• Fixed bugs and issues when necessary, resulting in a more stable and reliable application for users, increasing Crypto adoption for millions of users.
• Reviewed and tested teammates' work to ensure high code quality standards and adherence to best practices.
• Documented events and solutions to issues when necessary, creating demos to present said solutions to stakeholders and team members.
• Utilized technologies such as Gson Dagger, RoomDB, Glide, Picasso, Coroutines and libraries such as RxJava, JUnit, Espresso, MockK, and Power Mock in the MVP architecture to enhance the functionality and user experience of the application.

Android Developer at MediaMonks (2019-04 – 2021-09)

• Developed and maintained the Official 2020 Olympic Games, Avianca Airlines, and Starbucks Renewed Android Application using Java & Kotlin.
• Added unit tests and reviewed teammates' code to ensure high code quality standards and adherence to best practices.
• Suggested and implemented improvements such as separation of concerns and application of SOLID principles, resulting in a more scalable codebase, facilitating the Olympic Games application to be used for all future games.
• Created the infrastructure using and managed synchronicity with Coroutines, increasing speed and performance of the applications, especially Avianca by more than 50%.
• Utilized Material design and JUnit to enhance the user experience and ensure high code quality standards.
• Implemented a variety of technologies including Koin, ViewModel, Retrofit, Moshi, RoomDB, Glide, Coroutines, Dagger and Flow, through the MVVM architecture.

Android & iOS Developer at Momentous Tech (2017-04 – 2019-04)

• Built and maintained the Android social application WiFiesta, utilizing a wide range of technologies including Java, Retrofit, RxJava, Dagger, Firebase, and Google Maps API
• Reviewed teammates' code to ensure adherence to best practices and maintain high code quality standards
• Implemented performance optimization techniques that resulted in a significant reduction in application size and number of lines of code.
• Refactored the entire application to utilize the MVP architecture, resulting in a 15% increase in development speed
• Leveraged technologies such as geolocation, geofencing, and WiFi management to enhance the user experience and improve the app's functionality
• Utilized SQLite database to store and manage user data, enabling seamless data retrieval and management within the application.

Bachelor of Science in Information Technology with a specialism in Mobile Technology – Asia Pacific University of Technology and Innovation (APU/APIIT) (2013-09 – 2016-09)