Available to hire
Hi, I’m Shinpei Nakata, a results-driven Senior Software Engineer with 8+ years of experience delivering full‑stack solutions across Fintech, Healthcare and Ecommerce. I design and implement AI-powered systems using React, Next.js, Node.js and Python, and I enjoy shaping product development from concept to production.\n\nI lead cross‑functional teams, mentor junior developers, and collaborate with data scientists to deploy machine learning models. I optimize performance, implement clean, scalable architectures (Docker, Kubernetes, microservices), and advocate Agile practices to accelerate delivery while maintaining high quality.
Skills
Experience Level
Expert
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Language
English
Fluent
Work Experience
Senior Software Engineer at Aperza
May 1, 2023 - December 10, 2025- Developed an Al powered care management platform, integrating advanced Al models and using modern technologies - TypeScript, React, Next.js, Node.js and Python.
- Designed and implemented Intelligent user interface with Al powered features like chatbot, virtual assistants to enhance user experience and engagement with React and Next.js.
- Collaborate with Data scientists to efficiently deploy machine learning models into production, predicts a patient's risk of falling with up to 97% accuracy.
- Designed clear, intuitive and well documented API endpoints to manage interaction between services and external systems.
- Utilized microservices architecture with containerization (Docker, Kubernetes) to allow for independent scaling and flexible development and deployment of Al models and their dependencies.
- Implemented Al workflow automation freeing up healthcare professionals to focus on higher value activities and patient care.
- Simplified the deployment of Al applications and speeded up the development cycle with development frameworks and tools which provided by cloud platform.
- Created a high quality, highly optimized and highly scalable codebase by strictly adhering to the clean code requirements, creating best practices for clean code and leading the team according to those requirements.
- Optimized the backend with caching, DB indexing and DB query optimization reduced database query execution time by 30%.
- Encouraged agile development cycles, hold daily stand-up meetings to encourage dialogue, track progress, discuss obstacles and ensure alignment among team members.
- Led Junior developers and finished a number of projects and in that process provided feed back and have fostered culture of continuous learning and accelerated their proficiency.
Full Stack Engineer at Atom Tech
October 1, 2020 - April 30, 2023• Built a various of scalable and maintainable web and mobile applications, ensured convenience for variety of client.
• Built responsive, user friendly interfaces, ensured cross browser compatibility and optimized frontend assets.
• Designed and implemented RESTful and GraphQL APIs to prefer predictable endpoint structures for easier debugging and monitoring.
• Implemented backend web architecture allow servers to complete computations instead of having them take place on the client side, enable the website to run more efficiently and let more users to access the website.
• By using AWS technology to host the backend on a virtual server, we have made it more reliable and minimized errors and mistakes.
• Developed and executed unit and integration tests for web modules using Jest, Mocha and Cypress to ensure reliability and performance.
• By promoting backend development using Al technology, able to process user requests quickly and easily, actively seek convenience and process user feedback smoothly, which further increased the number of customers.
• Collaborated with colleagues from other departments and participated in the creation and testing of new software applications.
Frontend Engineer at Wednesday Solutions
March 1, 2018 - October 1, 2020• Designed a high performance, accessible user interface using React.js, Redux, TypeScript and SASS, increasing user engagement by 50%.
• Optimized frontend rendering through code splitting, lazy loading and bundle optimization, reducing load times from .5 seconds to 1.8 seconds.
• Collaborated with backend and Devops teams to design efficient data flows and implemented CI/CD (Continuous Integration/Content Delivery) for frontend deployments.
• Promoted the adoption of a component based architecture and Storybook based documentation to ensure Ul consistency across the product.
• Modernized the existing codebase by migrating from AngularJS/jQuery to React, reducing maintenance overhead and accelerating feature delivery
Frontend Engineer at Wednesday Solutions
October 1, 2020 - May 1, 2023Built scalable, responsive web and mobile applications with React.js, Redux, TypeScript and SASS. Led frontend development to improve accessibility and cross-browser compatibility. Implemented a modern UI architecture with component-based design and Storybook documentation, and established CI/CD for frontend deployments. Migrated from AngularJS/jQuery to React to enhance performance and maintainability, resulting in faster delivery and easier collaboration across teams.
Full Stack Engineer at Atom Tech
May 1, 2023 - PresentDeveloped an AI-powered care-management platform, integrating AI models using TypeScript, React, Next.js, Node.js and Python. Designed intelligent UI features such as a chatbot and virtual assistant. Collaborated with data scientists to deploy ML models into production, achieving up to 97% accuracy in patient risk prediction. Built scalable microservices with Docker and Kubernetes, and designed API endpoints for service-to-service and external integrations. Implemented AI workflow automation and streamlined deployments via cloud tooling. Led agile practices and mentored junior developers to accelerate proficiency.
Education
Bachelor's degree in Computer Engineering at Yokohama National University
September 1, 2013 - February 22, 2017Bachelor's degree in Computer Engineering at Yokohama National University
January 1, 2013 - January 1, 2017Qualifications
Industry Experience
Financial Services, Healthcare, Software & Internet, Retail, Professional Services
Skills
Experience Level
Expert
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Intermediate
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Beginner
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