Backend Engineer: Building Scalable & Reliable Backend Systems

Building backend magic for 8+ years! I leverage my Java, Spring Boot, and Cloud Native expertise to craft efficient microservices and APIs. Proven leader passionate about fostering collaborative, high-performing teams. Fluent in English, Japanese, Mandarin, and Cantonese for seamless communication across borders.

My Expertise

  • Coding

    Experienced Java & Kotlin developer (8+ & 3+ yrs) with expertise in Spring Framework (Boot, Cloud) and a strong grasp of OOP & functional programming for efficient solutions.

  • Data Managment

    Skilled in both relational and NoSQL databases, ensuring data consistency through transactions and locking mechanisms. Leverage message queues / Kafka to facilitate decoupled communication within microservice architectures.

  • Modern Infrastructure Expertise

    Leverage Docker for containerized application development, manage large-scale deployments with Kubernetes, and automate infrastructure with Ansible for efficient, scalable, and repeatable solutions.

Professional Experience

Rakuten Group, Inc., Japan | Software Engineer | March 2021 - Present

Spearheaded the development of their point grant and redemption service utilizing Kotlin, Spring framework, and microservice architecture.

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Persol Technology Staff Co., Ltd., Japan | Software Engineer | March 2020 - February 2021

Maintained peak performance for the Toyota Connected Platform (AWS) by leveraging Java, Python, and AWS expertise. Facilitated smooth internal team communication through strong language skills.

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Infinite Financial Solutions Ltd, Hong Kong | Analyst Programmer | February 2018 - January 2020

Utilized my Java and Spring expertise, delivered IT solutions tailored for the financial industry. This included actively participating in the Faster Payment System (FPS) project launched by the Hong Kong Monetary Authority (HKMA).

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Wintech Network Technology Co., Limited | Analyst Programmer | August 2017 - December 2017 | (Company closure)

Thrived in a fast-paced startup environment, contributing to the development of secure and user-friendly e-wallet applications.

Hong Kong Economic Times Limited | Developer | November 2015 - July 2017

Began my career at a prominent Hong Kong financial news media company, gaining experience across the entire software development lifecycle