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I am a results-driven Senior Android Developer and Technical Lead with over a decade of experience delivering enterprise-grade mobile applications across fintech, POS, and payments platforms. I have strong expertise in Android (Java/Kotlin), system integration, and DevOps (CI/CD, Docker, Kubernetes). I excel at mentoring developers, driving architecture, and launching scalable solutions in high-pressure environments, always focusing on quality, security, and user-centric design.…I am a results-driven Senior Android Developer and Technical Lead with over a decade of experience delivering enterprise-grade mobile applications across fintech, POS, and payments platforms. I have strong expertise in Android (Java/Kotlin), system integration, and DevOps (CI/CD, Docker, Kubernetes). I excel at mentoring developers, driving architecture, and launching scalable solutions in high-pressure environments, always focusing on quality, security, and user-centric design.

James Jude Dionisio Bautista

App Developer, DevOps Developer, Full Stack Developer, +5

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I am a results-driven Senior Android Developer and Technical Lead with over a decade of experience delivering enterprise-grade mobile applications across fintech, POS, and payments platforms. I have strong expertise in Android (Java/Kotlin), system integration, and DevOps (CI/CD, Docker, Kubernetes). I excel at mentoring developers, driving architecture, and launching scalable solutions in high-pressure environments, always focusing on quality, security, and user-centric design.…I am a results-driven Senior Android Developer and Technical Lead with over a decade of experience delivering enterprise-grade mobile applications across fintech, POS, and payments platforms. I have strong expertise in Android (Java/Kotlin), system integration, and DevOps (CI/CD, Docker, Kubernetes). I excel at mentoring developers, driving architecture, and launching scalable solutions in high-pressure environments, always focusing on quality, security, and user-centric design.

Available to hire

I am a results-driven Senior Android Developer and Technical Lead with over a decade of experience delivering enterprise-grade mobile applications across fintech, POS, and payments platforms. I have strong expertise in Android (Java/Kotlin), system integration, and DevOps (CI/CD, Docker, Kubernetes).

I excel at mentoring developers, driving architecture, and launching scalable solutions in high-pressure environments, always focusing on quality, security, and user-centric design.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Technical Lead (DevOps & Integration) at Department of Science and Technology (Philippines)

March 1, 2025 - Present

Oversees the development and operations process across multiple DOST applications. Provides technical leadership by setting development standards, guiding engineering teams, and ensuring seamless system integration. Led strategies to resolve compatibility issues, maintained technical documentation, and ensured platforms operated with high interoperability and efficiency.

Senior Android Engineer – Team Lead at VeritasPay (Philippines)

January 1, 2024 - February 1, 2025

Led the Android development team in building and maintaining payment-terminal apps. Managed ticketing, assigned tasks, resolved high-risk bugs, and mentored junior developers. Focused on app performance, UI improvements, and security enhancements.

Senior Mobile Application Developer at United Overseas Bank (Singapore)

October 1, 2022 - January 1, 2024

Provided L3 support and contributed to the development of new features for UOB mobile banking apps across Southeast Asia. Responsible for troubleshooting, bug fixes, and performance improvements across regional versions.

Lead Mobile Application Developer at Global Payments Inc (Philippines)

August 1, 2020 - October 1, 2022

Led the development of a Gift/Loyalty POS mobile app with integrated gift card, e-gift, and loyalty features. Implemented new modules, supported POS operations, migrated codebase from JavaScript to Kotlin, and contributed to ongoing feature enhancements and bug fixes to ensure stability across retail environments.

Senior Application Developer at Sprout Solutions (Philippines)

February 1, 2020 - August 1, 2020

Led end-to-end development of the Sprout HR mobile application, including core HR features. Built from scratch with a focus on clean architecture and maintainability, and mentored one junior developer to ensure code quality and knowledge sharing.

Senior Application Developer at Senior Data Dynamic, Inc (Singapore)

August 1, 2018 - February 1, 2020

Delivered a modular Ordering & Payment System; integrated Nets Terminal via serial USB, configured Star printers for receipt printing, and implemented QR payment modules to enable scalable multi-client deployment.

Mobile Application Developer at Majella Global Technologies (Australia)

January 1, 2015 - August 1, 2016

Developed Mi-Track GPS-based route tracking app with Google Maps integration for real-time guidance and location tracking.

Mobile Application Developer at Yondu, Inc (Philippines)

August 1, 2016 - July 1, 2018

Developed multiple Android apps for Globe and partners, including Globe Streamwatch remote app, Globe Streamwatch TV channels, Punch Card loyalty app, Seats Android booking, Leader Summit app, Globe Labs Caller, OFW Emergency Call app, and CMP Pocket Guide.

Mobile Application Developer at ANVO: Mownecom (Philippines)

August 1, 2014 - July 1, 2015

Designed and delivered Android apps for gaming experiences and online gaming offerings.

Senior Mobile Application Developer at United Overseas Bank (UOB) Philippines

October 1, 2022 - January 1, 2024

Provided L3 support and contributed to the development of new features for UOB’s mobile banking apps across Southeast Asia. Responsible for troubleshooting and resolving complex production issues, performing bug fixes, and ensuring app stability and performance across multiple regional versions.

Senior Application Developer at Sri Siva Temple

August 1, 2018 - February 1, 2020

Designed and developed Modular Ordering & Payment System Android app from scratch, including order management, payments, and receipt printing. Implemented UI/UX improvements and ensured scalable architecture for future integrations.

Mobile Application Developer at Majella Global Technologies

January 1, 2015 - August 1, 2016

Contributed to multiple mobile projects including Mi-Track route tracking app (GPS-based), Navi Mobile SEO auto-clicker, and other mobile initiatives. Engaged in UI/UX decisions and optimization for performance.