Jan 2026 – Present · 3 mos

Sep 2024 – Dec 2025 · 1 yr 3 mos

• 𝗗𝗲𝗯𝘁 𝗰𝗼𝗹𝗹𝗲𝗰𝘁𝗶𝗼𝗻 𝗼𝗽𝘁𝗶𝗺𝗶𝘇𝗮𝘁𝗶𝗼𝗻 𝗶𝗻 𝗰𝗼𝗻𝘀𝘂𝗺𝗲𝗿 𝗳𝗶𝗻𝗮𝗻𝗰𝗲: Designed a debtor risk prediction model and collection action optimization solution, achieving a 60–70% reduction in collection costs while largely maintaining recovery performance for a Japanese financial institution.

Sep 2023 – Aug 2024 · 11 mos

• 𝗣𝗿𝗶𝗰𝗶𝗻𝗴 𝘀𝘁𝗿𝗮𝘁𝗲𝗴𝘆 𝗳𝗼𝗿 𝗰𝗼𝗻𝘃𝗲𝗻𝗶𝗲𝗻𝗰𝗲 𝘀𝘁𝗼𝗿𝗲 𝗿𝗲𝘁𝗮𝗶𝗹: Developed a demand forecasting and pricing optimization solution for an Asian convenience store chain to identify optimal pricing levels.

Apr 2023 – Aug 2023 · 4 mos

• 𝗣𝗲𝗿𝘀𝗼𝗻𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻 𝗮𝗻𝗱 𝗠𝗟-𝗱𝗿𝗶𝘃𝗲𝗻 𝗴𝗿𝗼𝘄𝘁𝗵 𝗶𝗻 𝗿𝗲𝘁𝗮𝗶𝗹: Built a personalization application and ML pipeline for a Japanese retail chain, increasing user login activity by 40% through personalized recommendations.

Sep 2022 – Mar 2023 · 6 mos

• 𝗣𝗲𝗿𝘀𝗼𝗻𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻 𝗮𝗻𝗱 𝗠𝗟-𝗱𝗿𝗶𝘃𝗲𝗻 𝗴𝗿𝗼𝘄𝘁𝗵 𝗶𝗻 𝗿𝗲𝘁𝗮𝗶𝗹: Built a personalization application and ML pipeline for a Japanese retail chain, increasing user login activity by 40% through personalized recommendations.

Nov 2021 – Sep 2022 · 10 mos

• 𝗔𝗜-𝗯𝗮𝘀𝗲𝗱 𝗖𝗢𝟮 𝗺𝗲𝗮𝘀𝘂𝗿𝗲𝗺𝗲𝗻𝘁 𝗮𝗻𝗱 𝗮𝘂𝘁𝗼𝗺𝗮𝘁𝗶𝗼𝗻: Developed an AI-powered pipeline to estimate product-level CO₂ emissions for a Southeast Asia–based startup, automating carbon footprint calculation at the SKU level.

Apr 2021 – Nov 2021 · 7 mos

• 𝗥𝗲𝘃𝗲𝗻𝘂𝗲 𝗴𝗿𝗼𝘄𝘁𝗵 𝗮𝗻𝗱 𝗱𝗶𝗴𝗶𝘁𝗮𝗹 𝗲𝗻𝗮𝗯𝗹𝗲𝗺𝗲𝗻𝘁 𝗶𝗻 𝗮𝘂𝘁𝗼𝗺𝗼𝘁𝗶𝘃𝗲: Led a revenue growth initiative for the Japan branch of a European automotive manufacturer, including a B2C recommender prototype, delivering approximately JPY 300 million in annual contribution margin improvement.