Leopold Lieb

Core contributor to the COMET project, a configuration platform for railway electronic cards used in trains, trams and metros across multiple regions. Designed and developed a generic software framework enabling hardware configuration based on country-specific railway regulations and operational constraints. Implemented configuration logic and tooling in Python and Node.js; contributed to architectural decisions and maintained deliverables within Agile processes.

Senior full-stack developer with 10 developers, delivering scalable web and industrial software solutions across public transportation and railway systems. Expertise in TypeScript, Python, and modern front-end frameworks (Vue.js, Angular); backend in Django and Bottle. Implemented architecture improvements, APIs and tooling; migrated CSS to SCSS; automated deployments with Docker; demonstrated end-to-end testing with Protractor; led Agile iterative deliveries.

Interactive AI-powered calendar for elderly users, enabling autonomy, organization and social connectivity. Backend development in Python with Django and Bottle; frontend using Vue.js and TypeScript; built scalable front-end apps; maintained robust backends and ensured real-time data consistency across distributed systems; collaborated with stakeholders to translate functional specifications into technical solutions; contributed to architectural decisions and long-term maintainability; worked within Agile with iterative deliveries.