Simon Hayessen

Disciplinary leadership of a team of software engineers building and running the backend of the Mobimeo platform, providing public transport ticketing, sharing and ride hailing providers to the Mobimeo apps.

Designing and implementing microservices in Node.js with Typescript to integrate third party mobility providers like car sharing and ride hailing into the Mobimeo platform. Deploying and running them containerized on Kubernetes in AWS.

Design and implementation of an infrastructure for the integration of third party mobility providers after joining to FREE NOW as part of an asset deal with Moovel as set of Spring Boot micro services written in Kotlin.

Integrating various mobility service providers (like car- and bikesharing) into the Moovel platform, after the acquisition of Familonet by Daimler/Moovel by developing backend micro services to build a pluggable Mobility as a Service platform.

Senior backend developer working on the infrastructure of the Familonet smartphone app. Implementing microservices in asynchronous Python as a set of RESTful microservices, backend by a MongoDB, utilizing Redis for caching and interprocess communication. Dockerized the software and migrated it from a German host to Google Container Engine, saving both expenses for the hosting itself and maintenance work. Supported the team as Scrum Master.

Founder of trinkmahl, a Food-Startup for everyone who has not much time but wants balanced food. Our goal is to make this possible, with trinkmahl, a healthy meal prepared in 40 seconds.

Providing a REST-API to fetch and fulltext-search huge amounts of product-data and meta-data like categories for one of the biggest German fashion shops, utilizing Python microservices, ElasticSearch, Redis and SQL.

Development of a linux-based firewall and network security solution, including low-level network and kernel development in C, building higher level interfaces with C++ and automated system and network tests with Python. Integration of various open source projects like proxies, VPN implementations, etc. Deputizing the team lead of the backend development. Training of sales staff regarding network technologies.

Vocational training examination without training itself, as permitted by German law for persons working in a profession for several years without formal education.

Self-education in various programming languages and technologies.