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Edgar FournivalEF

Edgar Fournival

Full stack developer Golang/React/AWS

€650/day
2 projects
Paris, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Edgar

I am a full stack developer with 8 years of experience in designing modern web solutions. I have been using the Go language for backend applications since 2015. Originally focused on open-source technologies, I am now fully proficient in cloud solutions like AWS. I also do front-end development with JavaScript ES6, React, and React Native.

I am accustomed to implementing modern and efficient processes to iterate very quickly and allow you to have your project in hand as soon as possible, thanks to DevOps practices. In terms of development techniques, I systematically implement simple, scalable, and testable architectures that allow for the easy replacement of technical components.

Here are some examples of projects for which I can assist you:
- Setting up a cloud architecture and "from scratch" development (from A to Z) of more or less complex web applications
- Development of MVPs or prototypes while guaranteeing their scalability and reliability
- Development of a complete feature for an existing application
- Assistance in accelerating deployments, advice on DevOps practices, cost reduction
- Taking on a backend or full stack lead role, recruitment, mentoring of junior developers
- Occasional assistance for bug resolution, diagnostics, profiling, and correction of application performance issues
  • English

    Fluent

  • French

    Native or bilingual

Remote only
Primarily works remotely

Experience

  • Assurmax
    Backend Developer
    BANKING AND INSURANCE
    March 2023 - Today (3 years and 3 months)
    Dunkerque, France
  • Orthonose
    Full Stack Developer
    MEDICAL
    February 2022 - Today (4 years and 4 months)
    Paris, France
    Orthonose is a startup in the biomedical field that manufactures splints used during surgical procedures (rhinoplasties). They also develop guides to wear every night to modify nose growth in adolescents, avoiding surgery.

    As part of this mission, I developed the entire web application from scratch to manage clients, patients, internal graphic designers, billing, the 3D visualization system, notifications, etc. I also worked on identifying needs and workflows to develop a simple and intuitive interface. Particular attention was paid to platform certification, the security of sensitive medical data (HDS, HIPAA), and compliance with privacy regulations (GDPR).

    Technical side:
    - Design and creation of the infrastructure in AWS cloud environment (mostly ECS) with CloudFormation, considering the specific needs of the application regarding health data security, in compliance with US and European laws
    - Implementation of DevOps best practices with continuous integration and deployment using AWS CodeCommit, CodeBuild, and CodePipeline
    - Development of a REST API in Go with hexagonal architecture, PostgreSQL database (AWS RDS)
    - Offloading some processing to AWS Lambda functions to optimize costs
    - Development of a SPA front-end with React and MaterialUI, 3D model visualization with ThreeJS
    Go React.js AWS PostgreSQL Material UI three.js Docker docker-compose REST Golang
  • Liberkeys
    Backend Developer
    REAL ESTATE
    October 2018 - December 2021 (3 years and 3 months)
    Paris, France
    Liberkeys is a significant and highly digitized real estate startup (120 employees).

    As a backend developer, I primarily participated in designing and implementing several services in Go, including monolithic APIs. I had a product-oriented approach by improving the internal CRM with feature proposals, enhancements, and incorporating functional feedback, all derived from user interviews.

    I also conducted numerous technical tests and participated in recruiting several members of the technical team. I was then responsible for their onboarding and coaching on Go and SQL technologies.

    Technical side:
    - Development of APIs in Go with hexagonal architecture, PostgreSQL database
    - Development of features for the internal CRM in Ruby (Administrate)
    - Implementation of DevOps practices: continuous integration and deployment, automation, monitoring, alerting
    - Setup of a simple infrastructure with Docker and Docker Compose
    - Design and implementation of a cloud infrastructure with AWS, specifically EC2, ECS, RDS, CloudFormation, S3, CloudWatch
    - Development of unit and integration tests
    - Documentation with OpenAPI 3
    - Pair programming, code reviews, planning and participation in Scrumban processes
    Go PostgreSQL AWS OpenAPI Docker docker-compose CircleCI Gitlab CI/CD Golang

Reviews

5.0

Out of 1 rating

A

Alain

MEDIASHOW

Reviewed on 11/4/2017

Edgar was able to perfectly adapt to the operating mode of a startup in Research and Testing. His knowledge of multiple technologies allows him to propose solutions for many requests. His interpersonal skills make him a pleasant collaborator.

Recommendations

Raphaël OesterRO
MD
David S.DS
+2
Raphaël Oester and 4 other people have recommended Edgar

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Education

  • Master 2 Design, Modeling and Architecture of Complex Industrial Systems
    École Polytechnique
    2018
  • Master 1 Computer Science
    Université Paris-Saclay
    2017

Skill set

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