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Résumé d'expériences de Romain,
freelance HEROKU résidant dans Paris (75)

Experience

03/19-07/19 Virtuo - Car Rental, Paris Backend engineer - contractor
Refactor and enhance the code architecture. Work on identity and permit documents
upload, scripting tools, database performance and bug fixes. Features were tested
in a specific and isolated environment which was challenging as it gathered serveral
microservices. Microservices, MongoDB, Heroku, AWS, Bash, Terraform.
12/18-02/19 Iziwork - Interim platform, Paris Backend engineer - contractor
Improve the incoming flow of Curriculum vitae from multiple sources to be able to parse
by a third party and store information. It was the heart of Iziwork’s digital business logic.
Parse-Server, Flow, MongoDB, Redis, Heroku.
05/17-07/18 Flashbreak - Live Game Competitions app, Paris Software engineer - contractor
Responsible for the application backend which consists in creating a chat, managing
groups, sending events and notifications, storing scores. With a peak at an estimated
20000 clients simultaneously, all live events had to be sent with no delay. Firebase,
MongoDB, Redis, Heroku.

05/17-07/18 Cabestan, Paris Backend engineer - contractor
Editor specialized in relational marketing, Cabestan offers CRM data management,
multichannel campaign scripting, email campaign routing, SMS, push apps, statistical
and behavioral analysis and Data Management Platform. Our team had the objective
of
• rethinking the whole design of the solution and using cutting-edge technologies
• building from scratch a SaaS web application
• designing a durable, reliable and scalable architecture
NodeJS, Kafka, Elixir, Postgres, Rancher, Docker, Redis, Elm, Concourse.

09/16-04/17 Frichti, Paris Backend engineer - contractor
Frichti is a young startup which aims to deliver its own food across Paris. In charge of
• the VRPTW - Vehicle Routing Problem with Time Windows, create automatically the most efficient tours in order to be always on time with a limited number of deliver men
• the architecture redesign in microservices with RabbitMQ
• backend maintenance and production availability
NodeJS, Postgres, ELK, Docker, Redis, RabbitMQ, Postgres, Heroku, AWS, Kubernetes.

04/16-08/16 e-TF1, Paris Backend engineer - contractor
e-TF1 is the online version of TF1, one of the most famous TV channel in France.
During the euro cup broadcasting, deliver robust, reliable and fast backend API. Develop scripts for service dockerization and deployment automation. Micro-services architecture. NodeJS, ELK, Docker, Redis, RabbitMQ, Postgres.

08/14-11/15 Chauffeur-privé, Paris Fullstack engineer
Chauffeur-Privé is a transportation with driver service (Uber-like). It’s a startup with a continued growth which delivers a uninterrupted service. We established in a complex code base:
• a message-oriented architecture that can deal with distributed system
• a monitoring system that keeps track of errors and alerts when necessary
• a structure by modules and then by micro-services
• unit tests and end-to-end tests
• improvements on backoffice
MongoDB, NodeJS, Redis, RabbitMQ, AngularJS, New Relic, Elasticsearch, Kibana, Github, Docker, Python, Heroku, Compose.

06/13-07/14 CHUS, Québec External consultant
Centre Hospitalier Universitaire de Sherbrooke - design algorithms for access security control in the hospital context from scratch. Every patient may decide to allow different persons or group to access to their records. Subject and resource hierarchies are modeled by graphs. Full unit tests. Work with interns and a project manager.
NodeJS, redmine, SVN. Project director : Marc Frappier.

05/11-05/13 JOVACO, Montréal Software engineer
Company specialized in the implementation and customization of ERP and project accounting solutions within Microsoft Dynamics. Within the BI team, analyse, design the best way to deliver a synthesis of project management data.
• develop integrated solutions for Dynamics GP
• develop BI reports showing the relevant numbers, the key performance indicators of project management
• develop work timesheet management, main product of Jovaco
Teamwork with the SQL expert, optimization of queries, deployment scripts. SQL Server, C#, .NET, powershell.