Freelance Fullstack Engineers in ParisFreelance Fullstack Engineers in Paris
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Halil Aydin's avatar
Halil Aydin
proParis, France
Fullstack Engineer | SaaS, Next.js, Node.js & React Native
2x
Hired
5.0
Rating
69
Followers
REPLIT_EXPERT

Expert

Fullstack Engineer | SaaS, Next.js, Node.js & React Native
Cover image for Gluchol | Full-Stack & Mobile App Stabilization
Gluchol | Full-Stack & Mobile App Stabilization
1
7
Cover image for Mobile E-commerce Operations App - React Native & Expo
Mobile E-commerce Operations App - React Native & Expo
2
14
Cover image for Full-Stack E-commerce Operations Platform
Full-Stack E-commerce Operations Platform
2
16
Cover image for Profitability Dashboard - Ad Spend
Profitability Dashboard - Ad Spend Analytics Detail
3
500
Fullstack Engineer(8)
Ben Degbe's avatar
Ben Degbe
proParis, France
Expert in Prismic, Next.js, Strapi & Shopify — with 5+ years
$1k+
Earned
1x
Hired
5.0
Rating
52
Followers
Expert in Prismic, Next.js, Strapi & Shopify — with 5+ years
Cover image for Nuelit - Career Services Platform Development
Nuelit - Career Services Platform Development
0
21
Cover image for Digidzign – AI-Powered Digital Ecosystems & Company Platform
Digidzign – AI-Powered Digital Ecosystems & Company Platform
0
24
Cover image for Koajo: Fintech Savings Platform Built with Next.js & TypeScript
Koajo: Fintech Savings Platform Built with Next.js & TypeScript
1
3
32
Cover image for Shanti Travel
Shanti Travel
2
11
Fullstack Engineer(7)
Pierre Mouchan's avatar
Pierre Mouchan
Paris, France
Fullstack Developer » React • Next.js • NodeJS • ThreeJS
$1k+
Earned
1x
Hired
5.0
Rating
12
Followers
Fullstack Developer » React • Next.js • NodeJS • ThreeJS
Cover image for SaaS/MVP Development
SaaS/MVP Development
0
32
Cover image for Landing Pages Collection
Landing Pages Collection
0
27
Cover image for Creative Interactive Experiences
Creative Interactive Experiences
1
41
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Fullstack Engineer(2)
Anastasia Kavzovich's avatar
Anastasia Kavzovich
Paris, France
Kodable founder, Full Stack Developer passioned for AI
5.0
Rating
45
Followers
Kodable founder, Full Stack Developer passioned for AI
Cover image for 🎯 The Challenge Selection Friction &
🎯 The Challenge Selection Friction & Decision Paralysis: Traditional wine e-commerce filters are overwhelming for non-expert buyers who struggle with complex sommelier terminology. Custom Conversational AI Engine: Training and integrating an LLM capable of accurately understanding domain-specific wine terms, tasting notes, and meal pairings in real-time. Ground-Up Architecture: Building a high-performance web platform and API infrastructure capable of linking conversational chat outputs directly to live inventory, cart systems, and checkout flows without latency. 🛠️ What We Developed 1. 🏗️ Custom Web Platform (Ground-Up Build) Designed and engineered a modern, high-performance web application tailored specifically for wine and gastronomy sales. Built a clean, mobile-first responsive interface with custom product cards, filtering systems, and order management workflows. 2. 🍷 AI Sommelier Engine Implemented a custom LLM-based recommendation pipeline trained on detailed wine metadata (tasting notes, grape varieties, body, acidity, aging, region, and food pairings). Enabled natural-language inputs (e.g., "I'm having grilled salmon tonight and need a crisp white wine under $30"). 3. 💬 Digital Wine Chat Assistant Integrated a real-time interactive chat module with streaming responses (via WebSockets). Embedded interactive product cards directly inside the chat interface, allowing users to add AI-recommended bottles to their cart with one click. 4. ⚡ Seamless E-Commerce & Inventory Integration Connected the AI assistant directly to real-time database stock levels, pricing tiers, and checkout pipelines. 💻 Tech Stack & Architecture LayerTechnologies & ToolsAI & NLP IntegrationOpenAI API, Custom LLM Prompt Engineering, Vector Embeddings, LangChainFrontendReact.js / Next.js, Tailwind CSS, WebSocketsBackend APINode.js, Express.js, REST APIDatabase & CachePostgreSQL (Wine Catalog & Metadata), Redis (Session Caching)Deployment & CloudDocker, Nginx, Linux / AWS 📊 Key Results & Business Impact 100% Custom Delivery: Successfully launched a complete end-to-end platform built from scratch. 40%+ Engagement Rate: Over 40% of unique site visitors actively consult the AI Sommelier during their browsing session. +28% Higher Average Order Value (AOV): AI-generated food pairing and multi-bottle suggestions significantly increased order size. Reduced Cart Abandonment: Instant conversational guidance eliminated choice paralysis, driving higher checkout conversions.
1
92
Cover image for Salesforce User Onboarding Experiment (EPAM / AppExchange App)
Salesforce User Onboarding Experiment (EPAM / AppExchange App)
0
9
Cover image for AI-Powered Car Rental Platform Prototype
AI-Powered Car Rental Platform Prototype
3
44
Cover image for Rapid Prototype on Replit for Influencers & Brands
Rapid Prototype on Replit for Influencers & Brands
1
33
Fullstack Engineer(9)
Guillaume Derivery's avatar
Guillaume Derivery
Paris, France
CTO / Fullstack dev / CPO. On Scope, on Time, on Budget.
5.0
Rating
11
Followers
CTO / Fullstack dev / CPO. On Scope, on Time, on Budget.
Cover image for Pety Fullstack Insurtech Platform
Pety Fullstack Insurtech Platform
1
15
Cover image for Chivy App & Platform Redevelopment
Chivy App & Platform Redevelopment
1
16
Cover image for Lawpair Fullstack Platform
Lawpair Fullstack Platform
1
13
Cover image for Cultivate Minting Platform
Cultivate Minting Platform
1
12
Fullstack Engineer(3)
azer g.'s avatar
azer g.
Paris, France
Versatile Fullstack & DevOps Engineer 🚀
Versatile Fullstack & DevOps Engineer 🚀
Cover image for Co-founder@better call ai
Co-founder@better call ai
0
48
Cover image for Fullstack engineer@System9
Fullstack engineer@System9
0
22
Cover image for Fullstack @Amalia
Fullstack @Amalia
0
30
Cover image for FullStack engineer@Lighthouse.App
FullStack engineer@Lighthouse.App
0
32
Fullstack Engineer(4)