---
title: "Achievements - José DA COSTA"
description: "Professional achievements of José DA COSTA"
locale: "en"
canonical: "https://portfolio.josedacosta.info/en/achievements"
source: "https://portfolio.josedacosta.info/en/achievements.md"
html_source: "https://portfolio.josedacosta.info/en/achievements"
author: "José DA COSTA"
type: "page"
generated_at: "2026-04-23T06:06:05.129Z"
---

# Achievements

## Projects

- [AdsPower - AI-Powered Ad Campaign Optimization Platform](https://portfolio.josedacosta.info/en/achievements/adspower-plateforme-optimisation-ia.md) - SaaS platform using machine learning to classify search intent, predict conversion probability, and automatically optimize Google AdWords bids. ML pipelines (Azure ML, NLTK, TF-IDF, k-means), team of 4 freelancers managed as Technical Project Manager.
- [tailwindcss-obfuscator - Open Source CSS Obfuscation Tool](https://portfolio.josedacosta.info/en/achievements/tailwindcss-obfuscator.md) - Open source npm package that obfuscates Tailwind CSS class names at build time - first tool compatible with Tailwind v4 (Rust/Oxide). 10 frameworks, 4 bundlers, 295 tests, 82K lines of code in a TurboRepo monorepo, built in 6 weeks.
- [Atlassian Forge Developer - Intelligent IDE Plugin](https://portfolio.josedacosta.info/en/achievements/atlassian-forge-developer-ide-plugin.md) - WebStorm/JetBrains plugin delivering intelligent autocompletion, real-time validation, and integrated documentation for Atlassian Forge development - 9,120 lines of Kotlin, 83 OAuth scopes, 71 event types, 155+ project templates, 5 CI/CD workflows.
- [Intelligent Accounting SaaS Platform](https://portfolio.josedacosta.info/en/achievements/plateforme-comptabilite-saas.md) - Full-stack SaaS platform covering accounting, tax declarations, banking, invoicing, and AI-powered financial intelligence for French SMBs - 234K lines of code, 42 features, 382 API routes.
- [CourtImmo - Mortgage Brokerage SaaS Platform](https://portfolio.josedacosta.info/en/achievements/courtimmo-plateforme-courtage.md) - Full-stack SaaS platform for mortgage brokers in France with AI-powered document extraction, centralized SSO hub, CRM pipeline, loan case management and 96 planned integrations - 211K lines of code, 7 apps, 98 database models.
- [Gradient Generator - Advanced CSS Gradient Creation Tool](https://portfolio.josedacosta.info/en/achievements/gradient-generator-css.md) - Interactive web application for creating, customizing, previewing, and exporting sophisticated CSS gradients - 4 gradient types (linear, radial, conic, mesh), ~980 presets in 10 categories, AI-powered generation via OpenAI, 20+ device mockups, community sharing with likes and forks, 51K lines of code built in 3 days.
- [AI Chat Export - Multi-Platform AI Conversation Export Extension](https://portfolio.josedacosta.info/en/achievements/ai-chat-export.md) - Multi-platform browser extension for exporting AI chatbot conversations to Markdown - 8 chatbots supported, 20 releases in 2 months, 21K lines of TypeScript code, published on Chrome Web Store.
- [PIM Extranet for B2B Promotional Products Search Engine (European Sourcing)](https://portfolio.josedacosta.info/en/achievements/extranet-pim-b2b-objets-publicitaires.md) - Complete back-office for managing the largest European online trade show for promotional products - 229K lines of application code, 38 data models, 97 MySQL tables, 7 languages, 15 GB database, 629 merge requests from 4 developers over ~5 years.
- [EuropeanTool - B2B Promotional Product Platform](https://portfolio.josedacosta.info/en/achievements/europeantool-plateforme-b2b.md) - Ecosystem of 30+ interconnected applications automating the entire B2B promotional product supply chain - from supplier catalog import to reseller e-commerce distribution across 7 European languages. 10 years of development, 250+ suppliers, 50+ resellers.
- [Trade Show Community Portal Platform](https://portfolio.josedacosta.info/en/achievements/portail-communautaire-salons-professionnels.md) - WordPress corporate site and interactive client mockups for a B2B web agency specializing in year-round community portals for professional trade shows - 1,776 files, 7 client mockups, 35+ ecosystem sites.
- [B2B Product Data Export Platform](https://portfolio.josedacosta.info/en/achievements/export-donnees-produits-b2b.md) - Internal B2B web application automating the export of promotional product catalogs - CSV generation with images and direct synchronization via PrestaShop WebService API for resellers. 28K+ lines of code, 36 database tables, 5 languages.
- [Flux - Supplier Data Synchronization](https://portfolio.josedacosta.info/en/achievements/flux-synchronisation-fournisseurs.md) - Internal ETL platform automating daily synchronization of product data (stock, prices, catalogs) from 30+ European suppliers via FTP, HTTP and REST APIs into the European Sourcing marketplace - 37 connector classes, 7 data formats, 8+ countries.
- [Automated Syndication System for 25+ Real Estate Portals](https://portfolio.josedacosta.info/en/achievements/diffusion-portails-immobiliers.md) - Full ETL pipeline covering listing extraction from PIM Akeneo, multi-format transformation (XML, CSV, JSON) and delivery to SeLoger, LeBonCoin, BienIci, LogicImmo... - portal-by-portal migration and continuous monitoring over 4 years.
- [Cloud-Native Kubernetes Platform & AWS EKS Migration](https://portfolio.josedacosta.info/en/achievements/infrastructure-kubernetes-aws.md) - Enterprise-grade Kubernetes infrastructure hosting 10+ critical applications for a major real estate group - 2 cluster generations (On-Premise to AWS EKS), 40+ managed incidents, 5-year infrastructure lifecycle, full CI/CD with GitLab CI and Helm.
- [Project Manager - DAM Bynder Deployment for 1,400 Users (Groupe Pichet)](https://portfolio.josedacosta.info/en/achievements/dam-bynder-asset-management-project-manager.md) - End-to-end project management of the DAM Bynder deployment for Groupe Pichet, replacing the legacy OpenText system, delivered ahead of schedule and within budget.
- [Engineering Manager - Enterprise Integration Platform (alias ESB)](https://portfolio.josedacosta.info/en/achievements/engineering-manager-integration-entreprise.md) - Led a team of 1 to 7 developers managing 50+ data flows across 20+ business applications on Tibco BusinessWorks ESB for a 1,400-employee real estate group - capacity planning, Agile ceremonies, vendor negotiation, and 300K EUR annual budget over 3 years.
- [Connected Housing - IoT & Home Automation Platform](https://portfolio.josedacosta.info/en/achievements/logement-connecte-iot-domotique.md) - Event-driven microservices platform for smart housing with real-time IoT communication via Mercure protocol, interactive showroom, Azure AD SSO back-office, and Kubernetes infrastructure - deployed in PROD and PREPROD at Groupe Pichet.
- [PSR - Centralized Partner Lead API Platform](https://portfolio.josedacosta.info/en/achievements/psr-plateforme-api-partenaires.md) - Centralized API platform receiving and routing real estate leads from 9+ external partner portals (SeLoger, Myopla, Clovis...) to CRM Hermes via Adobe Campaign - supervised integration of each partner API, credential management via Microsoft APIM, and continuous monitoring over 3 years.
- [PIM Akeneo - Project Management of a 5-Year Migration to SaaS](https://portfolio.josedacosta.info/en/achievements/pilotage-pim-akeneo-migration-saas.md) - End-to-end project management of the central product data system for 2,000+ real estate programs at Groupe Pichet. Coordinated 4 vendors (Kariba, DnD, Akeneo, Claranet), 10+ stakeholders across 4 departments, and delivered a zero-downtime migration from On-Premise Kubernetes to Akeneo SaaS.
- [European B2B Search Engine for Promotional Products (European Sourcing)](https://portfolio.josedacosta.info/en/achievements/moteur-de-recherche-europeen-b2b-objets-publicitaires.md) - Complete B2B application ecosystem for the European promotional product industry - 15+ interconnected sub-applications covering catalog, search, extranet, API, translation, import/export, mobile and reseller CMS. 9M+ lines of code, 97 database tables, 7 European languages, 9 dedicated servers, 26+ automated supplier connectors, ~8 years of development.
- [Multi-Supplier Product Data Import System](https://portfolio.josedacosta.info/en/achievements/import-european-sourcing.md) - Critical data import engine for the European Sourcing B2B marketplace - bulk ingestion and normalization of product catalogs from 254+ suppliers via CSV/XML/FTP, 8 structured import types, asynchronous queue processing, 120+ database tables, 5 languages, 12 years of development.
- [MCR - Food Truck & Mobile Concept Platform](https://portfolio.josedacosta.info/en/achievements/moncamionresto-plateforme-food-truck.md) - Complete redesign of a WordPress site into a modern Next.js 16 + Payload CMS v3 platform for a French food truck manufacturer - 129K lines of code, 78 pages, 1,383 SEO contents, 15 CMS collections, delivered in 41 days.
- [Centralized Multilingual Translation Management Platform](https://portfolio.josedacosta.info/en/achievements/plateforme-gestion-traductions-multilingues.md) - Internal web application centralizing translation management across 7 European languages for a B2B promotional product marketplace - inline AJAX editing, PO/MO file management, MySQL catalog translations, automated email reminders, CSV export, and multi-project synchronization. ~4,300 lines of code, 15 routes, 14 PO files, 7 languages.
- [Supplier Back-Office - B2B Self-Service Portal](https://portfolio.josedacosta.info/en/achievements/supplier-backoffice-european-sourcing.md) - Multilingual SPA enabling European promotional product suppliers to manage their entire presence across the European Sourcing platform - dashboard, profile, products ES+, statistics from 3 sources, and commercial campaigns across 5 languages. 18K+ lines of code, 35 API endpoints, 14 custom directives, ~5-6 years in production.
- [MagicPlaylist - Android Music Discovery & Playlist Generator](https://portfolio.josedacosta.info/en/achievements/magicplaylist-android-music-discovery.md) - Native Android application generating music playlists from seed tracks via Shazam similarity data and exporting to Spotify - 5,666 lines of Kotlin, 22 Compose UI components, 5-strategy mapping pipeline, built in 2 days with AI-assisted development.
- [E-Commerce Site Generator with Customization CMS (MyEasyWeb)](https://portfolio.josedacosta.info/en/achievements/generateur-sites-ecommerce-avec-cms.md) - Multi-tenant SaaS platform generating custom e-commerce sites for 400+ resellers in the European promotional products industry - 3 interconnected applications (Symfony 2.4, Symfony 3.1, Silex 2.0), 108K lines of code, 7 languages, 32 currencies, 1,506 commits over 4+ years.
- [Collaborative Project Management Platform](https://portfolio.josedacosta.info/en/achievements/plateforme-gestion-projets-collaboratif.md) - Full-stack web application for team project management with JWT authentication, role-based access control, real-time dashboards, email notifications, and complete CI/CD pipeline - 30,555 lines of code, 12 user stories, 7 database tables, Docker Hub deployment.
- [GamesUP - Board Game E-Commerce Platform with ML Recommendations](https://portfolio.josedacosta.info/en/achievements/gamesup-plateforme-ecommerce-ml.md) - Complete backend API for a board game e-commerce platform with KNN-based recommendation engine, JWT security, SOLID architecture, and 81% test coverage - 32.6K lines of code, 364 tests, 65+ REST endpoints, 4 Docker containers, built with Spring Boot 3, Python FastAPI, and Docker.
- [Fleurance Nature - E-Commerce Platform Redesign & Search Engine Migration](https://portfolio.josedacosta.info/en/achievements/fleurance-nature-refonte-ecommerce.md) - Full redesign of fleurancenature.fr (natural products e-commerce since 1972) at Smile agency - Magento EE 1.10, Solr to ElasticSearch migration, 60 custom PHP modules, 1,040 PHP files, 3 websites, 8 deployment environments, ERP & CRM integrations, 13-month project.