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I'm an AI and full-stack developer focused on building scalable, production-ready systems that solve real business problems. My work spans AI-driven backend architectures, LLM integrations, and modern web applications, with a strong emphasis on performance, reliability, and clean system design. I've delivered measurable results, including reducing operational costs through automation and improved system efficiency with intelligent data pipelines. I enjoy owning features end-to-end—from system design to deployment—and continuously optimizing for real-world impact.…I'm an AI and full-stack developer focused on building scalable, production-ready systems that solve real business problems. My work spans AI-driven backend architectures, LLM integrations, and modern web applications, with a strong emphasis on performance, reliability, and clean system design. I've delivered measurable results, including reducing operational costs through automation and improved system efficiency with intelligent data pipelines. I enjoy owning features end-to-end—from system design to deployment—and continuously optimizing for real-world impact.

user1694890

Full Stack Developer, Back-End Developer, AI Engineer, +2

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I'm an AI and full-stack developer focused on building scalable, production-ready systems that solve real business problems. My work spans AI-driven backend architectures, LLM integrations, and modern web applications, with a strong emphasis on performance, reliability, and clean system design. I've delivered measurable results, including reducing operational costs through automation and improved system efficiency with intelligent data pipelines. I enjoy owning features end-to-end—from system design to deployment—and continuously optimizing for real-world impact.…I'm an AI and full-stack developer focused on building scalable, production-ready systems that solve real business problems. My work spans AI-driven backend architectures, LLM integrations, and modern web applications, with a strong emphasis on performance, reliability, and clean system design. I've delivered measurable results, including reducing operational costs through automation and improved system efficiency with intelligent data pipelines. I enjoy owning features end-to-end—from system design to deployment—and continuously optimizing for real-world impact.

Available to hire

I’m an AI and full-stack developer focused on building scalable, production-ready systems that solve real business problems.
My work spans AI-driven backend architectures, LLM integrations, and modern web applications, with a strong emphasis on performance, reliability, and clean system design. I’ve delivered measurable results, including reducing operational costs through automation and improved system efficiency with intelligent data pipelines. I enjoy owning features end-to-end—from system design to deployment—and continuously optimizing for real-world impact.

Skills

Experience Level

Expert

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Intermediate

Language

Japanese

Fluent

Work Experience

Senior Software Development Engineer (AI / Blockchain) at Everest Green

April 2, 2025 - Present

Designed and implemented AI-driven automation systems for supply chain workflows, reducing operational costs through intelligent data processing and decision pipelines.

Senior Software Development Engineer (Contract) at Grease Co., Ltd.

January 1, 2022 - March 1, 2025

Designed and implemented backend systems for logistics and export inspection workflows, improving processing efficiency and reliability. Built high-performance data processing modules (C++ and Python) for large-scale datasets. Architected and deployed AWS-based infrastructure for scalability and cost efficiency. Integrated LLM-based workflows to automate decisions and optimize operations.

Front-End Developer at Human Resocia Co., Ltd.

March 1, 2019 - July 1, 2022

Developed a real estate platform serving 3,600+ users with dynamic search and responsive UI. Improved web performance by 75% through frontend optimization and efficient architecture. Built responsive web applications using React, modern JavaScript frameworks, and component-based architecture.