Freelancer profile translated to English.
Back to original languageAbout Pierre
🚀 Tech Lead Django / Python Backend Architect – SaaS & APIs
Fullstack developer specialized in **Python, Django, and Vue.js**, I help companies design and evolve their web applications: architecture, APIs, data, and technical industrialization.
With **9 years of experience in SaaS products**, I assist teams in transforming complex business needs into reliable and scalable applications.
About me:
⚙️ Approximately twenty web applications deployed.
🧑💼 9 years of experience in SaaS projects.
🧠 **CTO of TOHA SaaS**, a platform for physiotherapists to improve clinical reasoning and patient follow-up.
My references:
- TOHA, Octopusmind, Onafis, BarTradingX, Okomera, Auto Parts, Beta.gouv
⚙️Python Django / FastAPI / Flask Backend Developer:
- Development ofperformant and secureAPIs
- Implementation ofscalablearchitectures
- Refactoring andindustrializationof existing code
- Creation ofautomatedCI/CDpipelines
- Management ofasynchronous tasks
Stack:Python, Django, FastAPI, PostgreSQL, Docker
💻 Javascript Typescript Vue.js Frontend Developer:
- Design offluid and responsiveinterfaces
- Full integration withREST / GraphQL APIs
- Development ofinteractivemodules
- Optimization of performance and user experience
Stack: Vue.js, TS
What I bring:
🧠 Product vision: I design technical solutions aligned with business objectives
⚙️ Technical quality: robust architecture, maintainable and scalable code
🤝 Smooth collaboration: clear communication with product and business teams
I also work with startups as a part-time freelance Tech Lead or CTO (1 to 2 days/week) to structure their technical architecture or stabilize an existing product.
Discover my work
- 🌐 pierre-chene.netlify.app
French
Native or bilingual
English
Fluent
Remote only
Primarily works remotely
Experience
- TOHACTOHEALTH AND WELLNESSJuly 2024 - Today (1 year and 11 months)Nantes, France🧠CTO and backend developer specializing in Django**, I design and evolve **SaaS applications and Python APIsfor startups and product teams.I am currently **CTO of TOHA**, a platform for physiotherapists to improve clinical reasoning and patient follow-up.As CTO, I support the product team on technical and strategic aspects to build a reliable and scalable platform handling health data.Architecture & Technical Quality• Definition of application architecture (Django backend / Vue frontend)• Refactoring and improvement of code maintainability• Implementation of automated tests (unit and End-to-End with Cypress)• Industrialization of deployment and improvement of platform robustness• Mentoring and support for junior developersDesign of Business Modules:
- Patient data visualization dashboard and consultation frameworks 📊
- Generation of physiotherapy prescriptions 📝
- Patient portal for home follow-up, pre-session questionnaires, and personal information updates 👨⚕️
- Refactoring of the subscription system 💵
- Complete development of the secure note-taking feature 🔒
Technical Stack:- Django • Django REST Framework • Vue.js • PostgreSQL • Docker • Cypress
🎯 My role is totransform complex clinical needs into concrete features**, while ensuring the **reliability, maintainability, and securityof the product in the context of digital health data (HDS).I also work with startups as a part-time freelance Tech Lead or CTO (1 to 2 days per week)to structure their backend architecture and accelerate product development. - FreelanceDeveloperSOFTWARE PUBLISHINGSeptember 2019 - Today (6 years and 9 months)Nantes, FranceFull-stack developer, expert in Django for robust applications.Utilizing Python for fast and efficient full-stack development.Mastery of Vue.js for dynamic and responsive user interfaces.Integration of Typescript for rigorous type management.Handling of asynchronous tasks with Celery, optimizing performance.Deployment of projects with Node.js for flexible server solutions.Integration of REST APIs, ensuring smooth communication between services.Creation and management of APIs, guaranteeing maximum interoperability.Design of high-performance systems with Nuxt.js, improving server-side rendering.Development of interactive features with Javascript.Expertise in API integration, effectively connecting different platforms.Development of robust backends with Django, ensuring optimal security.Full-stack developer, proficient in Typescript and Vue.js for high-performance applications 🚀.Process optimization with Python and Celery for scalable applications 📈.
- BarTradingXCEO and Full-stack Web Developer | Django | VueJs | PythonENTERTAINMENT AND LEISURESeptember 2019 - Today (6 years and 9 months)Nantes, FranceBarTradingX is a web solution that allows the price of drinks in a bar to fluctuate during an evening. 🥳The more a drink is bought, the higher its price, the less a drink is bought, the lower its price. 💹Developmentof the solution with Django and Quasar (VueJS):- Development of the checkout and management interface for evenings and drinks for licensed establishments- Development of display interfaces for consumers on TVs in bars and on consumers' phones (VueJs, Quasar)- Development of the internal back-office with Wagtail and Wagtail admin to replace django-adminDevOps Approach:-Installation of two VPSs to host Docker containers- Implementation of GitLab CI/CD pipelines for automatic deployment of different environments (production, pre-production, etc.)- Use of docker-compose as an orchestrator (a simple but robust solution adapted to the need. Not much scalability is required)- Implementation of monitoring and backup tools:
- Sentry (error logging and alerts)
- Grafana, Monit
- Database backup script
- Use of Trivy and SonarQube to clean and secure code and Docker images- SSE integration with PushpinOther:- Sales- Project Management- Training of students
Reviews
Recommendations
MN
RM
+8
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Education
- Computer Science and Information Systems ExpertYnov Nantes2021Développement logiciel, web et mobile
Certifications
- Graph Developer - AssociateApollo2023
- Computer Science and Information Systems ExpertYnov2021