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julien P.JP

julien P.

CTO | VP Engineering

€700/day
Paris, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About julien

I intervene when tech needs to become a business lever, not a cost center.

CTO as a Service with +15 years of experience (CTO, Digital Manager, Architect, Lead Dev), I have led and restructured several technical departments, from startups to scale-ups, as well as SMEs.

**What I have concretely done**:


- Complete takeover of a digital department: recruitment, structuring, definition of OKRs/KPIs, industrialization of processes and CI/CD.
- Refactoring of critical architectures: API migration, new cloud infrastructure, improvement of scalability and resilience.
- Building products from scratch: real-time messaging, video stream management, chatbot, scraping, complex business platforms.
- Recruitment and management of tech teams (on-site & remote): developers, QA, product coordination.
- Industrialization & DevOps: monitoring, alerting, automation, implementation of quality standards (reviews, tests, CI/CD).
- Complex partner integrations (ATS, third-party APIs, multi-actor business workflows).

**My specialty**: Structuring, clarifying, simplifying.



**I combine**:


- Strategic vision (IT ↔ business alignment)
- Robust architecture (DDD, event-driven, API-first)
- Operational execution (I know how to dive into the code)
- Pragmatic leadership

**Tech & Expertise**:


- TypeScript / NodeJS / NestJS / React
- Cloud (GCP, AWS)
- DevOps / Docker / CI/CD
- Distributed architecture / API / Event-driven
- Agile / Lean / Team structuring

**The problems I solve, what I bring**:


- CTO expertise without hiring a permanent employee
- Technical takeover and restructuring
- Architecture refactoring
- Getting a team lacking structure back on track
- A product that needs to scale
- Managing technical debt that blocks the roadmap

I transform a fuzzy technical organization into a structured, predictable, and high-performing machine.
  • English

    Fluent

  • French

    Native or bilingual

Can work on-site
Paris (up to 50km)

Experience

  • IEM SA
    Digital Manager
    TRANSPORTATION
    January 2022 - Today (4 years and 5 months)
    Genève, Switzerland
    Took over the entire digital department of the company:

    - Recruitment and management of the development team. Definition of OKRs and KPIs for the digital department. Coordination with product and embedded development teams.
    - Architecture of the new platform and change management.
    - Migration and refactoring of functional and technical APIs (new infrastructure, technologies, and processes).
    - Automations, monitoring, and alerting.
    - Industrialization and CI/CD of developments and projects.
    - Implementation of quality processes (reviews, tests).
    IT Architecture Team Management Project Management Automation
  • Heroes Jobs
    Lead Fullstack Developer
    HUMAN RESOURCES
    August 2020 - January 2022 (1 year and 5 months)
    Within the team, I was responsible for developing APIs and managing integrations with various external ATS. I also designed and deployed the architecture on AWS to ensure a reliable and scalable platform. A significant part of my role involved collaborating directly with partners like Oracle or Panda Express to ensure the smooth implementation of technical exchanges and project monitoring. I also coached junior developers daily, helping them improve their skills and adopt best practices.
    API ATS Node.js IT Project Management IT Architecture
  • Folhomee
    CTO
    REAL ESTATE
    September 2018 - August 2020 (1 year and 11 months)
    Paris, France
    Development of the solution (chatbot, scraping, matchmaking tools, brokerage workflow management). Recruitment and management of the development team. Definition of the product and architecture of the entire digital solution. Implementation of coordination tools with partners.
    Team Management IT Architecture Full-stack Development Project Management Cloud Computing

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Education

  • Professional Bachelor's degree in CMSII (Design and Maintenance of Internet Intranet Systems)
    University of Reims

Skill set

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