Jérôme Grossé

Senior Full Stack Software Engineer at Preply

Madrid, Community of Madrid, Spain

About

Experienced Developer with a demonstrated history of working in the events services industry and marketplace services Skilled in backend technologies such as PHP and Django/Python as well a Golang. On the Frontend, I have experience with React and Redux. I have build solutions using both AWS (EC2, S3, and SQS), and Google Cloud (Kubernetes, Cloud SQL, and PubSub). Strong engineering professional with a Bachelor of Computer Science focused in Computer Engineering from Universidad Carlos III de Madrid.

Experience

  • Senior Full Stack Engineer at Preply
    Sep 2022 - Present · 3 yrs 11 mos

  • Consentio (1 yr 4 mos)
    • Tech lead
      Feb 2022 - Sep 2022 · 8 mos

    • Senior Software Engineer
      Jun 2021 - Feb 2022 · 9 mos

      * Worked with the integration team talking to clients to understand needs and changed required to integrate with their platform * Worked on OCR-based PDF order importers * Analyzed bottlenecks and designed, and implemented solutions in the Chat system that led to a 300% boost in performance, and allowed easier scaling of group chats. * Improved development, building and deployment tooling * Designed, prioritized and lead the implementation of authentication features as well as encryption/decryption strategies of personal data directly in the database. Golang, React, Redux, Firebase, Kubernetes, MySQL, CircleCI

  • Senior Software Engineer at Eventbrite
    Apr 2018 - Jun 2021 · 3 yrs 3 mos

    Ticketea was acquired by Eventbrite in April 2018. * Took part in the extraction of a key frontend application out of the main project to increases developer experience and deployment flow. * Worked on feature parity among the different checkout flow that lead to the deprecation of old flows. This comprising coordination with other teams to understand and document old features, prioritze and deprecation of these features as well as adding new features. * Wrote and defended Design Documents on initiatives to reduce architectural tech debts as well as improving the development environment and performance. * Gave internal talks in order to spread knowledge across the company. Python, Django, Javascript, React, Redux, Webpack, Jenkins, Jest

  • Backend developer at Ticketea by Eventbrite
    Mar 2017 - Dec 2019 · 2 yrs 10 mos

    * Implementation of a load testing strategy and flow to identify bottlenecks and point of failure in the purchase process. Designed and prioritzed optimizations on different levels (database, hardware, settings, and architecture), which increased the availability of the site during big onsales. * Took part in the migration to Google Cloud Engine improving scalability of the system. * Took part in the GDPR migrations by proposing, prioritizing, and implementing solutions along with the production team. Python, Django, Locust, PHP, Ansible, Docker, AWS, Google queues, Pub/Sub

  • citiservi ()
    • Software Engineer
      Oct 2015 - Mar 2017 · 1 yr 6 mos

      * Continuing the development and adding feature and support to the PHP projects that I worked with as an intern. * Took part in the design of an internal DMP and DSP with the primary goal of having a high efficiency and scalability, which in practice was able to handle several millions hits a day. Implemented key feature for the segmentation of the users through this project as well a back office platform for managing campaigns and segments. (Python, Pandas, Tornado, Aerospike NoSQL, Lettuce, nosetest) * Lead the implementation of Citiservi's mobile application as well as managing its release through Apple Store and Google Play. Designed and implemented a real-chat interface between companies and customers. (React Native, Firebase, Fabric, Realm)

    • Software Developer Intern
      Jun 2013 - Sep 2015 · 2 yrs 4 mos

      Backend and frontend developer using the agile development methodology with weekly sprints. Participation in the expansion of an in-house MVC PHP framework and various projects based upon it such as the Citiservi main page across various languages and servers, an internal back-office, vertical directories, an API project for inter-project communication and website generation system. PHP, MySQL, HTML, CSS, jQuery, Memcached, Apache, SphinxSearch