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Jean-Philippe M.JM

Jean-Philippe M.

Expert Backend

€650/day
5 projects
Amiens, FR
8-15 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Jean-Philippe

Always ready to talk Tech

8 years of experience in application backend.

Ruby, Python, JavaScript, C, C++.
Sql / NoSql

I am a trainer in my spare time or as needed by the team.
I answer your questions as quickly as possible, don't hesitate.

____

I speak and write English and Spanish fluently.
  • English

    Native or bilingual

  • Spanish

    Fluent

Can work on-site
Amiens (up to 50km), Paris (up to 10km), Lille (up to 10km)

Experience

  • Jagamio
    Full-stack Developer
    E-COMMERCE
    December 2025 - Today (8 months)
    We help entrepreneurs monetize their audience by allowing them to set up e-commerce stores directly on Telegram.

    Creation of customer acquisition pipelines

    Rails 8, Hotwire, Kamal
    Ruby on Rails Docker Hotwire Telegram
  • SalesPanthera
    Backend Developer
    CONSULTING AND AUDITS
    April 2023 - Today (3 years and 3 months)
    Paris, France
    Creation of an alternative payment/billing system to Stripe.
    Data synchronization between several tools (API).
    Creation of an API and its subscription system.
    Deployment of automated online stores.
    Deployment of No-Code tools.
    Docker Debian ruby SQL No code
  • Web DEA
    Technical Lead
    SOCIAL NETWORKS
    February 2022 - March 2023 (1 year and 1 month)
    Valence, France
    Context: Startup created 1 year ago, €150K revenue.

    Missions:
    => Technical
    • Recovery of missing/corrupted data related to bank transactions.
    • Redesign of the transaction ingestion architecture
    • Redesign of the subscription and pricing management architecture
    • Addition of features
    • Stabilization of the codebase through targeted testing and refactoring
    • Consolidation of server and data management, creation of backups
    • Staging environment upgrade

    => Project Management
    • Creation of coherent project management
    • Implementation of Agile rituals

    => Tech Team Management
    • Recruitment
    • Training

    Team of 7 people: 3 Devs, 1 PO, 3 founders

    Backend: Rails, Postgres, Redis, Rspec
    Front: Javascript, ERB
    Ops: DigitalOcean, AWS, Capybara

    Overall objective:
    • Fix the existing system
    • Increase revenue
    • Find a steady pace to deliver value

    Example of work:
    • Recovery/migration of all bank transactions
    • Complete redesign of the bank transaction ingestion system
    • Complete redesign of the management of Creator Transactions and payments
    • Management of Creator visibility based on their preferences and location
    • Deletion & addition of tests
    • Addition of a CI
    • Addition of logs in Prod and Staging
    • Query optimization
    Back-End Development DevOps Refactoring Docker Team Management

Reviews

5.0

Out of 3 ratings

RomainR

Romain

HIGHDAY

Reviewed on 9/26/2024

Jean-Philippe is a passionate and enthusiastic Backend Developer. He transmits his energy through his communication skills. His business school background also gives him a strong business sensibility, allowing him not only to consider company constraints but also to be an excellent business translator, facilitating communication between different departments. I would gladly work with Jean-Philippe again.
D

Damien

Web D.E.A

Reviewed on 4/22/2022

Quality person! Kind, serious, and available, which is rare nowadays!! Very pleasant and working with him is delightfully easy. We recommend him.

Recommendations

Baptiste SangouardBS
FU
Frédéric BoisguérinFB
Baptiste Sangouard and 2 other people have recommended Jean-Philippe

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Education

  • International MBA
    ISEG
    2014
    Haute Ecole de Commerce Négociation, Innovation, Business units Anglais, Espagnol 2 mois en Espagne 6 mois en Argentine Toeic: 980
  • Ruby Dev
    THP - The Hacking Project
    2018
    Bootcamp Langage: Ruby -> Ruby, Ruby on Rails HTML / CSS JavaScript

Skill set

Categories