E-Commerce & SEO Expert
DÉO-GRATIAS
Fullstack developer specialized in e-commerce. From Shopify product configurators to SEO-optimized PrestaShop stores — I create shopping experiences that convert. Future Polytech Nantes engineer, 3 years of real projects delivered.
My Expertises
Shopify & PrestaShop E-Commerce Stores
Custom e-commerce store creation and redesign. Shopify for brands that want to launch fast, PrestaShop for complex catalogs. Product configurators, optimized product pages, frictionless checkout.
E-Commerce SEO
Optimization to sell more without paying more for ads. Technical audit, conversion-oriented content strategy, link building, product tags and Google Shopping. Measurable results on organic traffic and revenue.
Conversion Rate Optimization (CRO)
Behavioral analysis, A/B testing and UX optimization to convert more visitors into buyers. Reassuring product pages, simplified cart, cart abandonment reduction and natural upsell.
Fullstack Web Development
Complete web applications with Node.js, React and Next.js. REST APIs, third-party integrations, admin dashboards. Engineering student at Polytech Nantes, 3 years of production experience on real e-commerce projects.
Stack & Tools
See projects
Shopify
E-Commerce Platform
PrestaShop
Open-source Store
WordPress
WooCommerce & CMS
React
Frontend UI Library
Next.js
React Framework
Stripe
Paiements intégrés
SEMrush
SEO & Analytics
Figma
Design & Maquettes
My collaborator partner
Singbo Davy AGONMA
Fullstack Developer, AI & Automation — SEO & Web Writing
Déo-Gratias masters online commerce and SEO. Davy handles the AI, automation and writing layer. Together, we can deliver a complete digital ecosystem — store, visibility and intelligent systems.
E-Commerce & SEO Expert
Your store deserves to sell more.
I build e-commerce stores that convert and dominate their market on Google.
Articles by Déo-Gratias
See all →
OpenAI Raises $110 Billion: Analysis of a Historic Turning Point for AI
On February 27, 2026, OpenAI closed the largest fundraising round in tech history. With Amazon, NVIDIA, and SoftBank as investors, the valuation reaches $730 billion. Full breakdown.
Tech Recap February 2026: Claude Opus 4.6, Gemini 3.1, and the Race to 110 Billion
February 2026 was the most intense month in AI history. Claude Opus 4.6, Gemini 3.1 Pro, OpenAI's record fundraise, and the Anthropic-Pentagon affair. Full recap.
Tech News November 2025: GPT-5.1, Gemini 3.0, and Agentic AI
November is explosive in Tech. OpenAI is paving the way for GPT-5.1, Google strikes back with Gemini 3.0, and the industry is shifting massively towards Agentic AI.