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Experienced and self-driven developer who is always excited to learn something new. With 7+ years as a successful freelance developer, he brings strong project planning and communication skills alongside a solid technical base. He has built and shipped scalable products and micro-services across web and mobile, spanning React/React Native, Node/NestJS, Python ML backends, Docker/CI/CD, and cloud infrastructure, while also contributing to AI-driven features and technical audits.…Experienced and self-driven developer who is always excited to learn something new. With 7+ years as a successful freelance developer, he brings strong project planning and communication skills alongside a solid technical base. He has built and shipped scalable products and micro-services across web and mobile, spanning React/React Native, Node/NestJS, Python ML backends, Docker/CI/CD, and cloud infrastructure, while also contributing to AI-driven features and technical audits.

Leo Lloyd

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

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Experienced and self-driven developer who is always excited to learn something new. With 7+ years as a successful freelance developer, he brings strong project planning and communication skills alongside a solid technical base. He has built and shipped scalable products and micro-services across web and mobile, spanning React/React Native, Node/NestJS, Python ML backends, Docker/CI/CD, and cloud infrastructure, while also contributing to AI-driven features and technical audits.…Experienced and self-driven developer who is always excited to learn something new. With 7+ years as a successful freelance developer, he brings strong project planning and communication skills alongside a solid technical base. He has built and shipped scalable products and micro-services across web and mobile, spanning React/React Native, Node/NestJS, Python ML backends, Docker/CI/CD, and cloud infrastructure, while also contributing to AI-driven features and technical audits.

Available to hire

Experienced and self-driven developer who is always excited to learn something new. With 7+ years as a successful freelance developer, he brings strong project planning and communication skills alongside a solid technical base.

He has built and shipped scalable products and micro-services across web and mobile, spanning React/React Native, Node/NestJS, Python ML backends, Docker/CI/CD, and cloud infrastructure, while also contributing to AI-driven features and technical audits.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Beginner

Language

English

Fluent

Japanese

Fluent

French

Intermediate

Work Experience

Senior Software Engineer at Mimik Labs

March 1, 2026 - Present

Worked as a Senior Engineer via a B2B contractor structure based in France. Designed and implemented a scalable micro-service architecture for Aussie start-up Zerotag, helping them launch two new products in React, TypeScript, and Node.js and land their first B2B client. Delivered backend APIs, hosting and DevOps setup, performed technical audit and advisory, and supported AI code quality checks. Also developed a gamified Japanese-learning edu-tech app in React Native and TypeScript using Firebase, ElevenLabs AI audio, and first-person animated graphics with offline capabilities.

Senior Software Engineer at a Xcelerate

February 1, 2024 - January 31, 2026

Full-time Senior Software Engineer role focused on JavaScript/TypeScript full-stack development. Worked across React/Redux frontends and NestJS/Node.js backends, building REST APIs, implementing integrations using webhooks, and deploying services with AWS and Docker. Contributed to development workflows using GitHub and test tooling such as Jest.

Fullstack Software Engineer at Pedigrees360

June 1, 2021 - April 1, 2022

Built an ML web application for racehorse genetic modeling from zero to a premium subscription product ($2.2k/year). Developed high-performance TypeScript/React frontend and Node.js plus Python backend. Optimized data fetching speed by 300x through database design. Led major software decisions and established CI/CD, Git versioning, and containerization. Implemented testing workflows (e.g., Postman and other DevOps best practices) using Agile development and Kanban methodologies.

Software Intern at Connected Robotics

November 1, 2018 - March 1, 2019

Interned full-time at a $200M robotics startup in Tokyo. Led development of a cooking robot prototype to product (‘Reita’), valued at $16k each; the product became a best-seller and won the Tokyo Contents/Solution Business Award 2022. Collaborated on hardware and served as the sole programmer, implementing robot interaction behavior with ROS and computer vision libraries in Python.