Jérémy Israel
About Jérémy Israel
Jérémy Israel is a Backend Ruby on Rails Developer currently working at Trainline in Paris, France. He has a background in web development and has held various roles, including Assistant Teacher at Le Wagon and V&V Technical Coordinator at Alstom Transport.
Work at Trainline
Jérémy Israel has been employed at Trainline as a Backend Ruby on Rails Developer since 2018. In this role, he utilizes a diverse tech stack that includes Ruby on Rails, PostgreSQL, Redis, Sidekiq, Bootstrap, JQuery, Gitlab CI, ElasticSearch, Ember, and Grape for API management. His responsibilities include optimizing N+1 queries across multiple endpoints to enhance performance and implementing features that improve the overall functionality of the platform.
Previous Experience
Before joining Trainline, Jérémy Israel worked at Alstom Transport as a V&V Technical Coordinator from 2011 to 2016. He also served as an intern at New York City Transit in the car equipment department for six months in 2010. Additionally, he worked at Le Wagon as an Assistant Teacher for seven months in 2017, where he contributed to teaching web development.
Education and Expertise
Jérémy Israel studied at Ecole Supérieure des Techniques Aéronautiques et de Construction Automobile from 2005 to 2010, where he earned a Diplôme d'ingénieur ferroviaire. He also completed an intensive web development program at Le Wagon, achieving a Formation intensive React-Redux. His educational background provides a strong foundation in project management and automation.
Technical Contributions
In his current role at Trainline, Jérémy Israel has implemented an SFTP data synchronization engine to manage large account lists and custom field content from human resource feeds. He has developed a custom fields capture feature for business travel customers that integrates with American Express BTA for payment feeds. Additionally, he led the migration to a newer version of the authentication API for SAP Concur Triplink integration.