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I am a Senior Android Developer with over 7 years of experience delivering high-performance mobile applications across banking, fintech, and e-commerce sectors. Throughout my career, I have successfully reduced critical bugs by 99% and led cross-functional teams to launch products successfully. I am eager to leverage my technical expertise and leadership skills to contribute to the technology sector in Australia and am authorized to work full-time here with a valid permit until March 2026.…I am a Senior Android Developer with over 7 years of experience delivering high-performance mobile applications across banking, fintech, and e-commerce sectors. Throughout my career, I have successfully reduced critical bugs by 99% and led cross-functional teams to launch products successfully. I am eager to leverage my technical expertise and leadership skills to contribute to the technology sector in Australia and am authorized to work full-time here with a valid permit until March 2026.

Florentia Vanya Rachel Sanggar

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I am a Senior Android Developer with over 7 years of experience delivering high-performance mobile applications across banking, fintech, and e-commerce sectors. Throughout my career, I have successfully reduced critical bugs by 99% and led cross-functional teams to launch products successfully. I am eager to leverage my technical expertise and leadership skills to contribute to the technology sector in Australia and am authorized to work full-time here with a valid permit until March 2026.…I am a Senior Android Developer with over 7 years of experience delivering high-performance mobile applications across banking, fintech, and e-commerce sectors. Throughout my career, I have successfully reduced critical bugs by 99% and led cross-functional teams to launch products successfully. I am eager to leverage my technical expertise and leadership skills to contribute to the technology sector in Australia and am authorized to work full-time here with a valid permit until March 2026.

Available to hire

I am a Senior Android Developer with over 7 years of experience delivering high-performance mobile applications across banking, fintech, and e-commerce sectors. Throughout my career, I have successfully reduced critical bugs by 99% and led cross-functional teams to launch products successfully.

I am eager to leverage my technical expertise and leadership skills to contribute to the technology sector in Australia and am authorized to work full-time here with a valid permit until March 2026.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Work Experience

Senior Android Developer at PT. Bank Mandiri Tbk (Indonesia's largest bank)

August 1, 2023 - August 27, 2025

Led development for Banking app 'Livin' by Mandiri with over 10M downloads. Directed a team of 4 developers through more than 15 major releases, achieving a 99% reduction in critical bugs. Implemented automated testing pipelines that caught 85% of issues pre-production. Established cross-functional communication protocols which reduced feature implementation time by 30%. Created a mentoring program that improved junior developer productivity by 40%.

Android Developer at PT. Lunaria Annua Teknologi (Koin Works)

March 1, 2020 - August 27, 2025

Contributed to the Koin Works financial investment app with over 1M downloads. Developed the Koin Robo automated investment feature, increasing user activity by 28%. Optimized API integration to reduce data transfer overhead by 30%. Collaborated with designers to implement responsive UI components achieving 95% design fidelity.

Android Developer at PT. Paragon Pratama Teknologi (StickEarn)

January 1, 2020 - August 27, 2025

Enhanced the StickEarn mobile advertising platform with over 100K downloads. Engineered geolocation tracking improving measurement accuracy by 32%. Developed a real-time chat system reducing support resolution time by 45%. Created reusable components improving development efficiency by 25%.

Android Developer at PT. Cyanlabs Indonesia

March 1, 2017 - August 27, 2025

Led development of Goodies photo printing application. Optimized image processing reducing memory usage by 35%. Implemented analytics features increasing user acquisition by 22%. Developed photo editor features on the application.