Hello, I‘m Marcel

Building scalable platforms and AI-powered automation that help teams deliver impactful digital products. Expert in full-stack development with 8 years turning complex problems into elegant solutions.

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8+
Years Exp.
30+
Projects
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Professional Journey

A timeline of my career progression, key roles, and the technologies I've mastered along the way.

Latest Articles

Deep dives into AI, automation, system architecture, and modern development practices.

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Recent Projects

Concise outcomes across marketplaces, SaaS, and platform work — with tech stacks for quick scanning.

Built from scratchBeta

Food B2B Supplier Marketplace

MedusaJS, Next.js, Supabase, secure auth, order flows, supplier dashboards

Launched a compliant B2B marketplace with secure authentication, end-to-end order flow, and supplier dashboards.

Results:
✅Checkout time: ~5:00 → ~2:00 (−50–60%)
✅Checkout conversion: +20–35%
Built from scratchProduction

LMS & Knowledge Base System

WordPress (LMS), SSO, knowledge base & docs portal

Centralized LMS with SSO and an integrated knowledge base/docs portal.

Results:
✅Monthly Active Users: 50+
✅Course creators: 3
Built from scratchMVPCompliance

Legal SaaS with RAG + AI Agent (MVP)

Supabase, RAG pipelines, GPT/Claude for retrieval and summarization

Implemented RAG pipelines over Supabase with LLM summarization to accelerate discovery and first drafts.

Results:
✅Documents indexed: 500+
✅Research time: 10h → 4–6h (−40–60%)
Built from scratchProductionCompliance

Compliance Automation with AI

OpenAI/Grok, n8n workflows, Supabase; schema-based classification & scoring

AI-powered classification/scoring with automated routing over n8n and Supabase.

Results:
✅Flow automated: 30%
✅Time-to-compliance: 90 → 25 days (−72%)
Built from scratchMVP

Supplier Portal with Workflow Orchestration

Supabase, n8n; AI-powered document intake, routing, and scanning

Built a self-serve portal for document intake, approval routing, and AI scanning.

Results:
✅Manual touches: −70%
✅Approval SLA: ~5d → ~2d
System improvementProduction

Multichannel Notification Platform

Novu orchestration; push, email, SMS, in-app; user prefs & real-time tracking

Centralized orchestration with user preferences, channel failover, and real-time tracking.

Results:
✅Delivery SLO: 99.9%+
✅p95 latency: ~4s → ~1s (−75%)

Technology Expertise

MedusaJSNext.jsSupabaseTypeScriptPostgreSQLWordPressPHPMySQLSSOREST APIPythonOpenAIClaudeVector DBn8nNode.jsAI APIsNovuRedisWebSockets

Technical Skills & Expertise

Specialized in modern web development, AI automation, system architecture, and cloud technologies. Experienced across the full technology stack with focus on scalable, maintainable solutions.

Languages & Frameworks

JavaScript
Node.js, React, Next.js, Vue, TypeScript - Expert level full-stack development
Python
Backend development, AI integration, automation scripts
PHP
Server-side scripting, web development, legacy system maintenance
GraphQL
API design, data fetching optimization, schema development
Rust
Systems programming (in progress), performance-critical applications

Frontend & UX Tools

Figma
Design systems, prototyping, collaborative design workflows
Design Systems
Component libraries, consistent UI patterns, accessibility
Responsive Design
Mobile-first development, cross-browser compatibility
Markdown
Documentation, content management, technical writing
Mermaid Diagrams
System architecture visualization, workflow documentation

Databases & Storage

PostgreSQL
Advanced queries, performance optimization, data modeling
MongoDB
Document databases, aggregation pipelines, schema design
Supabase
Real-time databases, authentication, edge functions
Firebase
Cloud database, real-time sync, serverless functions
Redis
In-memory data structures, caching, pub/sub messaging

Cloud & DevOps

AWS
Lambda, EventBridge, CloudWatch, CodePipeline - Event-driven architecture
Docker
Containerization, multi-stage builds, orchestration
Vercel
Frontend deployment, edge functions, performance optimization
CI/CD
GitHub Actions, automated deployments, testing pipelines
GitHub
Version control, collaboration, project management

AI & Automation

Orkes/Conductor
Workflow orchestration, business process automation
Novu
Multi-channel notifications, real-time messaging systems
n8n
Workflow automation, API integrations, data processing
Trigger.dev
Background jobs, event processing, scheduled tasks
OpenAI API
AI integration, content generation, intelligent automation
AI-based data enrichment
Smart notification systems, automated decision making

Architecture & Product

Event-driven systems
Scalable, decoupled architecture patterns
Microservices
Distributed system design, service communication
API-first design
RESTful services, GraphQL schemas, documentation
AI-embedded agents
Human-AI collaboration, intelligent automation
UX-focused development
User-centered design, accessibility, performance
Modular Component Patterns (MCPs)
Reusable, maintainable code architecture
Linear / Notion / Jira
Agile project management, documentation, workflow

Technical Skills Keywords

Marcel Scognamiglio specializes in: JavaScript, Python, PHP, GraphQL, Rust, Figma, Design Systems, Responsive Design, Markdown, Mermaid Diagrams, PostgreSQL, MongoDB, Supabase, Firebase, Redis, AWS, Docker, Vercel, CI/CD, GitHub, Orkes/Conductor, Novu, n8n, Trigger.dev, OpenAI API, AI-based data enrichment, Event-driven systems, Microservices, API-first design, AI-embedded agents, UX-focused development, Modular Component Patterns (MCPs), Linear / Notion / Jira. Expert in full-stack development, AI automation, system architecture, event-driven systems, microservices, cloud computing, database design, frontend development, backend development, DevOps, and modern web technologies.

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