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Jun Marc Ramirez

@junmarcramirez

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Java backend engineer at Accenture who maintained a financial application for policy management and payment processing.

Philippines

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At Accenture Inc., I maintained and enhanced a production-grade financial application supporting policy management and payment processing. I applied Clean Architecture and MVVM, and handled production troubleshooting, bug fixes, and performance improvements.

At Kumu Inc., I developed and maintained features for a high-traffic livestreaming platform, including live streaming and in-app chat with WebSocket integrations. Earlier, I developed Java-based IoT applications at Edlution Pte Ltd. and enterprise web applications at Catapult Inc.

Experience

Work history, roles, and key accomplishments

Java/Android Mobile Developer

Accenture Inc.

Jun 2023 - Mar 2026 (2 years 9 months)

Maintained and enhanced a production-grade financial application using Java/Kotlin, supporting policy management and payment-processing capabilities. Applied Clean Architecture and MVVM to improve maintainability and scalability, and performed production troubleshooting and performance improvements.

Java Kotlin Clean Architecture MVVM Agile Scrum Production Support Debugging Performance Optimization Google Play

Java/Android Mobile Developer

Kumu Inc.

Nov 2021 - May 2023 (1 year 6 months)

Developed and maintained features for a high-traffic Java/Kotlin livestreaming platform serving millions of active users globally. Built real-time functionality including live streaming, in-app chat, and audience engagement features using WebSocket integrations.

Java Kotlin WebSockets Real Time Systems Debugging Performance Optimization Git Flow CI CD

Java/Android Mobile Developer

Edlution Pte Ltd.

Jul 2019 - Nov 2021 (2 years 4 months)

Developed Java-based IoT applications for real-time environmental monitoring systems. Integrated applications with backend services through REST APIs for real-time data synchronization and reliable sensor-data display.

Java IoT REST APIs SQL MySQL Backend Integrations Troubleshooting

Java/Android Mobile Developer

Forty Degrees Celsius Inc.

Apr 2018 - Jun 2019 (1 year 2 months)

Built Java-based live-streaming applications with real-time user interaction and chat features. Optimized Java application performance for media-heavy workloads, improving responsiveness and frame rates.

Java Live Streaming Real Time Systems Performance Optimization Video Playback

Software Engineer (Java/Web)

Catapult Inc.

Apr 2017 - Apr 2018 (1 year)

Developed enterprise web applications using Java 8, Spring Framework, JSF/JSP, and REST APIs. Built and maintained backend modules using Spring MVC, and worked with MySQL databases and Apache Tomcat.