
James Jude Dionisio Bautista
Mobile Application Developer
&
Game Developer
Professional Summary
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Results-driven Senior Android Developer and Technical Lead with over 10 years of experience delivering enterprise-grade mobile applications across fintech, POS, and payment platforms. Proven expertise in Android (Java/Kotlin), system integration, and DevOps (CI/CD, Docker, Kubernetes). Strong leadership background in mentoring developers, driving architecture, and launching scalable solutions in high-pressure environments..​
Objectives
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To engage in an organization where I can effectively transfer the skills I have gained in the fields of Game Designs & Development/Mobile Application Development and most of all contribute to the advancement of the company’s vision and goals.​
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Department of Science and Technology (Philippines)
Technical Lead (DevOps & Integration)
March 2025 – Present
​
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VeritasPay (Philippines)
Senior Android Engineer – Team Lead
Jan 2024 – Feb 2025
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PROFESSIONAL EXPERIENCE
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United Overseas Bank (Singapore)
Senior Mobile Application Developer
Oct 2022 – Jan 2024
​
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Global Payments Inc. (Philippines)
Senior Mobile Application Developer
Aug 2020 - Oct 2022
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Sprout Solution LTD (Philippines)
Senior Mobile Application Developer
Feb 2020 - Aug 2020
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SR Data Dynamic (Singapore)
Senior Application Developer
August 2018 - Feb 2019
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Yondu Inc. (Philippines)
Mobile Application Developer
August 2016 – July 2018
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Majella Global Technology (Philippines)
Mobile Application Developer
February - August 2016
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ANVO: Mownecom (Philippines)
Mobile Application Developer
Aug 2014 - July 2015

Languages
Filipino
English
Additional
Information
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Proficient in Android application development using Kotlin and Java with Android Studio.
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Skilled in implementing architectural patterns such as MVVM, MVI, MVP, and Clean Architecture, following SOLID principles.
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Experienced in developing mobile applications for POS terminals, focusing on hardware integration, modular structure, and performance optimization.
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Built modern, responsive UIs using both XML and Jetpack Compose.
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Experienced in setting up and managing CI/CD pipelines using Jenkins, Docker, and Kubernetes.
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Familiar with containerization and automated deployment practices.
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Proficient in Katalon Studio for automation testing and JUnit4/JUnit5 for unit testing.
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Involved in maintaining testing standards and supporting integration testing efforts.
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Skilled in asynchronous programming using Coroutines, StateFlow, LiveData, and RxJava2.
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Experience with local data persistence using Room, DataStore, and SQLite.
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Proficient in handling RESTful APIs with support for JSON and XML.
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Experienced with networking libraries including Retrofit, Ktor, and Socket
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Integrated Google Maps API and developed location-aware features for real-time tracking and routing.
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Experienced with Firebase services: Cloud Messaging, Realtime Database, Crashlytics, and Analytics.
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Knowledgeable in banking communication protocols such as ISO 8583 and EMV.
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Skilled in Git-based version control with tools like GitHub, GitLab, Bitbucket, and Azure DevOps.
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Led junior developers through mentoring, code reviews, and setting development standards.
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Worked in Agile/Scrum teams, managing sprints and tasks using JIRA and Trello.
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Fluent in English and Filipino, with strong communication and team leadership skills.
Education
TERTIARY
2010 – 2014 De La Salle – College of Saint Benilde
Anticipated Bachelor of Science in Information Technology,
With Specialty in Game Design and Development, July 2010.
Recipient of the Second Honors Certificate -
De La Salle College of Saint Benilde
3rd Term – 2012-2013.
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SECONDARY
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2007 – 2010 Pasig Catholic College
Certificates
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Android App Development with Kotlin | Beginner to Advanced (Udemy)
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March 28, 2025 - https://ude.my/UC-e4c6837b-a989-44e0-9744-4991952a4665
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Jetpack Compose - Android App Development Course with Jetpack (Udemy)
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March 27, 2025 - https://ude.my/UC-7ba3e9c5-c3f9-4520-be2f-70567358f6a5
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Kotlin Multiplatform Masterclass - KMP, KMM - Android, iOS (Udemy)
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March 26, 2025 - https://ude.my/UC-d248e18a-dc26-4af4-9ae2-f00c7348cf0e
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Compose Multi Platform - iOS/Android Development with Kotlin (Udemy)
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March 25, 2025 - https://ude.my/UC-f58d863f-d7d5-4a8f-a3c8-eeb04d9b54fa
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Management Skills - Team Leadership Skills Masterclass (Udemy)
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April 21, 2025 - https://ude.my/UC-5f2ecc341-2fce-4bc6-beb4-786a069ee81c