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Hi, I'm MarcelData & Analytics Engineer

I build scalable, production-grade data platforms using the Modern Data Stack with

Airbyte

,

Python

, and

dbt

. My work transforms raw data into reliable, actionable insights through robust ELT pipelines using

Airflow

, automated orchestration, and high-quality analytics layers with

Snowflake

and

Looker

.

Featured

Experience

Self-Employed

Self-Employed

Working

Data & Analytics Engineer

August 2025 - Present

Tunisia

Technologies

• End-to-end ELT pipelines using Airbyte, dbt, and Airflow

• Automated data quality checks (Great Expectations) and monitoring (Datadog)

• Scalable warehouse models on Snowflake

• Monitoring, observability & CI/CD for data workflows

• Business-ready dashboards and analytics layers

SETRAG

SETRAG

BI Developer Intern

March 2025 - June 2025

Libreville, Gabon(On-site)

Technologies

• Built interactive Power BI dashboards used by 50+ stakeholders

• Automated ETL workflows with Python & Power Automate

• Reduced manual reporting time by 70%

• Accelerated decision-making across operations

Featured

Projects

NotesBuddy

A comprehensive study platform with notes, flashcards, quizzes, AI chatbot, and interactive learning tools

Technologies

All Systems Operational
View Details
Appwrite MCP Server

Model Context Protocol server for seamless Appwrite database operations with 7 powerful tools and 99.9% success rate

Technologies

All Systems Operational
View Details
Syncify

Real-time music streaming platform with synchronized playback, live chat, and social listening features

Technologies

All Systems Operational
View Details
Pasandida Aurat

Innovative dating platform featuring anonymous questions and authentic connections - currently in development

Technologies

About

Me

About

Marcellin DJAMBO

I'm Marcellin DJAMBO, a Data & Analytics Engineer specialized in designing scalable, maintainable, and production-grade data platforms. I combine engineering rigor with business understanding to deliver systems that are reliable, observable, and aligned with real-world needs.

Skills

Great Expectations
Power BI
Dagster
DLT

GitHub Activity

marcellin-de's coding journey over the past year

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Featured

Blogs

Better Data Engineering Part 6: CI/CD, Testing & Observability

Better Data Engineering Part 6: CI/CD, Testing & Observability

How to build reliable, production-grade data pipelines with dbt, CI/CD, and observability tools.

dbtci/cdtesting+2 more
Read More
Better Data Engineering Part 5: Mastering Snapshots in dbt

Better Data Engineering Part 5: Mastering Snapshots in dbt

A practical guide to dbt snapshots and how to track historical changes in your warehouse.

dbtsnapshotsdata engineering
Read More

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