Léo Ecrepont

I’ve worked part-time as a freelance developer since 2019 alongside my main role, and fully dedicated myself to it since 2025. A backend expert with experience in tech and industry, I support clients on software, web, API, and data projects. Since 2025, I’ve built a data analysis and decision-support app for a French civil engineering company.

Mergify is the best CI/CD pipeline optimizer for GitHub. We are experts in automation and CI/CD, focusing on developing elaborated features to transform the Developer Experience. Mergify will help you save time, money, make your code safer and above all let the developer focus on writing code and solving value-added problems. My work consists mostly in developing new features, solving problems, doing some advocacy and R&D.

Conditional Based Maintenance project for the SNCF rolling stock (trains). - Design and management of databases and APIs for maintenance tools - Migration and optimization of data processing business logic in Python - Transition to a highly scalable AWS Cloud architecture - Production deployment and CI/CD automation - UI/UX design and development

- Conception of automated tests for embedded systems in Python - Developpement of a test software for Ethernet in cars, expertise in the layers 2 to 7 of the OSI model, with application for the automotive industry - Testing of the connected services in cars (navigation, LTE, emergency call...) - Analyze of errors, reporting and troubleshooting - Organisation team of the Intelligent Transport System Congress 2017 in Strasbourg - Good knowledges in the V2X communication protocols