Freelancer profile translated to English.
Back to original languageAbout Andréa
From strategy to code: I manage and develop your projects from start to finish to make technology a catalyst for your goals.
- CTO or tech lead on over 10 projects in 10 years
- Founder or co-founder of over 5 projects
- Experience in SME management
- 50+ people trained in web development
- Former jury member for Web and Mobile Web Developer (B+2) and Application Developer (B+4) exams.
- 👉 Accredited for Innovation Tax Credit (CII)
CTO as a service and hands-on tech lead
- Technical direction, product strategy, and software architecture
- Recruitment and team building
- Migration of legacy architectures
- Takeover of existing no-code, low-code, or "vibe-coded" POCs/MVPs
- Optimization of quality, costs, velocity, and team well-being
- Creation of AI systems (Agents, RAG, MCP, Workflows, LLMs)
- Hands-on or hands-off
Development of web applications, mobile applications, SaaS, or business software
- Team sized according to needs and budget, assembled in 24 hours
- MVP delivered in 1 to 2 sprints, followed by iterations
- Quality strategy: collaborative design, code review, automated tests, monitoring...
- Off-the-shelf solutions for simple needs: lower costs and delivered quickly
- Controlled infrastructure budget
- 6 months of free maintenance
Team as a Service
I bring together a team of freelancers and make them available to you.
- Flexible size, self-managed, seasoned, industrialized, transparent
- State-of-the-art tech team
Preferred technical stack and practices
- TypeScript, React, React Router, Next.js
- Node.js or Python / Django
- Software architecture: hexagonal architecture, Domain Driven Design (DDD)
- Agile methodologies: Scrum, eXtreme Programming
- Automated testing (TDD, unit, integration, E2E...)
- DevOps (CI / CD, Docker...)
📞 First contact within 24 hours? I'd be delighted to share my recommendations on your technical strategy.
German
Basic
English
Fluent
French
Native or bilingual
Greek
Conversational
Remote only
Primarily works remotely
Experience
- EdBuild AI
On Malt
Improvement and diversification of educational module exports.EDUCATION AND E-LEARNINGNovember 2025 - December 2025Paris, FranceMission co-executed with my Heko Lab team.EdBuild.ai automatically transforms documents (PDF, PowerPoint, Word) into complete interactive e-learning courses using AI, generating course videos, MCQs, glossaries, and educational activities in minutes.Main objective:1 week to successfully develop new export types (xAPI, cmi5, h5p, docx, and xls) to present to crucial prospects.Also:prepare the project for other export types and fix issues with existing exports.N types of activities times N export format times N export levels => **over 200 different export possibilities**, not counting the settings for each activity or multiple exports.Strategy and architecture
- Study of xAPI, cmi5, and H5P standards
- Identify the architecture and patterns that best allow for parallel development and drastically reduce maintenance costs
- Implementation of hexagonal architecture, Strategy and Adapter patterns, and Dependency Injection
- Creation of a monorepo to share code between the web platform and exports
- Creation of continuous integration (CI / CD)
Creation of an export system
- Addition of xAPI, cmi5, h5p, docx, and xls exports for each activity type
- Enable export of a complete course, a chapter, a concept, or an activity
- Allow exporting multiple content items at once
- Complete redesign of the PDF export to support multiple exports
- Complete redesign of the existing Scorm 1.2 and 2004 4th ed export using the same architecture
White label
- Customization of the web educational platform's appearance and exports according to the brand
- Logo, colors, fonts
- RamdamLead Senior Fullstack Developer React, Node.jsSOFTWARE PUBLISHINGApril 2023 - June 2025 (2 years and 2 months)Paris, FranceMission co-executed with my Heko Lab team.Ramdam is an AI-augmented platform connecting brands with content creators to rapidly produce numerous UGC videos for advertising campaigns.As the first technical hire on the CTO's recommendation, I first supported the progressive transformation of the No-Code MVP into a custom multi-tenant B2B2C SaaS, then continued to develop the platform until a €3 million funding round and the internalization of skills.Difficult to summarize 2 years of mission, here are some highlights:
- Complete rebranding of the platform after the funding round
- Major pivot of the business model (subscription → credits) completed in 1 month
- Stripe integration of Ramdam's unique economic model
- Integration of generative AI for automatic translation and generation of client briefs
- Matching creators with campaigns based on campaign targeting and creator profile
- Implementation of the State Machine pattern to manage complex life cycles of collaborations and campaigns
- Creation of an accessible Design System
- Optimization of performance and loading speed
- Implementation of CI/CD with automated quality controls
- Separation of infrastructure based on business needs: AWS Lambda serverless (for scalable API on the creator side) and ECS (for performance on the client side)
- Creation of an Nx monorepo to share code across all applications
- Implementation of asynchronous workflows with Temporal.io
- Implementation of E2E Type Safety
- Design and implementation of a type-safe Server Driven UI
- Assistance in recruiting the technical team
- Facilitation of agile ceremonies and continuous improvement
- Regular collaborative designs with Event Storming
Technical stack: TypeScript, React, Remix, Node.js, PostgreSQL, AWS Lambda, ECS, Nx, Temporal.io, OpenAI, Stripe, XState, Sentry - Time To PitchCTO / Technical DirectorEDUCATION AND E-LEARNINGFebruary 2025 - Today (1 year and 4 months)Paris, FranceMission co-executed with my Heko Lab team.Time to Pitch trains and coaches its clients to make their presentations decisive.Technical strategy and consultingPreparing the architecture for future identified needs of corporate clients: in-house LLMs, On Premise, RGPD, Cybersecurity...Creation of a coaching conversational agent (vocal🗣️)- Proof of Concept (POC) then industrialization- Benchmark and implementation of low-latency voice transcription and speech synthesis models- Benchmark and selection of a low-latency, low-cost specialized LLM- LLM workflow to manage conversation structure- Significant Context Engineering- Creation of a RAG knowledge base- Internationalization- Written conversation summary- Cost control for usage to ensure profitabilityCreation of an educational platform- Allows students without LMS access to interact with the AI Coach- Lightweight monorepo with npm workspace to share code between SCORM module and platformCreation of a SCORM module- Proof of Concept (POC) then industrialization- Allows students to interact with the AI Coach from their existing LMS- Specialized authentication to adapt to SCORM constraintsTypeScript, React, React Router Framework, Node.js, Drizzle, Domain Driven Design, Hexagonal Architecture, Docker, Mistral
Reviews
Recommendations
+4
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Education
- Digital Publishing BachelorEsten Sup'Edition2015
Certifications
- TOEIC (975 out of 990)ETS Global2015
- Manage your code with Git and GitHubOpenClassrooms2016