Julien R.

Full Stack Developer

870 dollar
Freelancer
19 years
Paris, FRANCE

My experience

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FindmypastJanuary 2019 - Present

Missions :
- Développement backend et frontend (.NET / GraphQL / React)
- Architecture applicative (Backend / Frontend)
- Gestion technique et humaine de l’équipe Scrum de 5 développeurs.
- Coach de carrière auprès des membres de l’équipe.

Projets :
- Mise en place de nombreuses expérimentation A/B pour valider les solutions ayant les meilleurs résultats en accord avec la direction produit.
- Conception et mise en œuvre d’un système de segmentation dynamique des utilisateurs permettant de proposer une expérience client personnalisé selon son niveau d’expertise.
- Migration d’un monolithe .NET en micro-services .NET Core et NodeJS utilisant la richesse de GraphQL pour les découpler.
- Maintenance applicative de nombreux composants.
- Rebranding du site web.

Technologies :
ReactJS , GraphQL, .NET Framework, .NET Core, Node.js, Jest, PostgreSQL, SQL Server, Kafka, Docker, Kubernetes,

Outils :
Toggles avec LaunchDarkly.
Gestion de versions avec Git, GitHub.
Expérimentation Google Optimize.
Alertes avec Graphite, Grafana, Graylog, Apollo Graph Manager, Prometheus.
Tests avec BrowserStack.
Plateforme de paiement Worldpay.
Headless CMS Prismic.
Ainsi que JIRA, Zeplin, Victor Ops.
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SkillsMap - web platform to manage your tech stack, FreelanceMay 2018 - December 2018

- SkillsMap is a web platform project to help developers manage their own tech stack and decide what technology to learn next or choose for a task.
- I developed the first MVP to demonstrates the concept to stakeholders
- Front-end: React, Redux, Saga, GraphQL, Web Authentication
- Back-end: Node.Js, GraphQL, Mongo Db, graph db neo4J, Docker, Kubernetes.
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Just EatJuly 2017 - April 2018

> Elaborating a new data workflow to improve the quality and relevance of marketing data collected.
> > This solution was deployed and contributed to improving the efficiency of marketing campaigns.
> Developing back-end and front-end solutions using:
> > ASP.NET Core Web API and AWS Lambda, DynamoDB, EC2
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TrainlineDecember 2016 - July 2017

> Developing microservices for an international B2B rail API used by travel agencies.
> Designing extensible architecture to support 2 platforms into a single model.
> Working in an Agile environment with TDD and CI/CD. [Teamcity, AWS]
> Designing and developing a React web app to test and demonstrate the API.
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StagoJanuary 2013 - July 2016

> Developing software for large medical devices (30 developers).
> Architected .NET microservices communication, IoC, logging system.
> Implemented features in back end and front end Web ASP.NET MVC 5
> Developed from scratch a continuous integration system on Teamcity
> Coached methodologies: Scrum and TDD (Test-driven development)
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blueKiwi SoftwareMarch 2012 - January 2013

.NET application for enterprise social network.
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AXAJune 2008 - March 2012

Worked on an ASP.NET Web application for BI repositories management.


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Microsoft FranceApril 2006 - May 2008

* Expertise, code auditing, presentation and report writing for various major accounts
* created a BI reporting solution based on Microsoft technologies
* SharePoint 2007 Development
* Telecom provisioning solution in .NET
* Coaching and support of 2 .NET developers
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France 2March 2004 - April 2006

* Participated in the development of a Web intranet for reporters and news correspondants
* Integrated a search engine for media and a video editing library
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Telmar PeaktimeDecember 2002 - March 2004

* Created a statistical library for media planning.
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General Electric HealthcareJanuary 2002 - June 2002

* Medical application for calculation of the volume of blood expelled by the heart.

My stack

Big Data

Apache Kafka

Frameworks

Node.js, .NET

Environment of Development

Visual Studio

Software testing

Test Driven Development (TDD), Application Lifecycle Management

Analysis methods and tools

Dependency Injection, Scrum

Languages

XML, HTML, ASP.NET MVC, SQL, JavaScript, C#, GraphQL, ASP.NET

IT Infrastructure

Docker, Git

Technologies

React.js

Databases

DynamoDB, MongoDB, Neo4J, Microsoft SQL Server

My education and trainings

Professional Scrum Master I (PSM I) - scrum.org2016 -

Professional Scrum Developer I (PSD I) - scrum.org2016 -

Professional Scrum Developer II (PSD II) - scrum.org2016 -

Engineering Masters Degree, Computer Science - ESIEE PARIS1997 - 2002