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doncoding-ai/README.md

πŸš€ Elijah Ndeto β€” Data Engineer

Designing scalable data architectures, building automated pipelines, and engineering reliable systems. Blending data modeling, cloud engineering, and analytics into robust enterprise-grade solutions.




🌐 About Me

I am a Data Engineer & Data Modeller with strong experience in:

  • Building ETL/ELT workflows, batch + streaming
  • Designing efficient data models & data warehouse architectures
  • Implementing Master Data Management (MDM) + governance
  • Managing relational + distributed databases
  • Developing scalable backend & analytics integrations

My work blends engineering precision with creative problem-solving, ensuring that data systems are fast, clean, maintainable, and enterprise-ready.


πŸ› οΈ Technical Skills

Languages

  • Python, SQL, Bash, JavaScript, Golang (working knowledge)

Cloud & Platforms

  • Azure (ADF, Data Lake, Azure SQL, Databricks)
  • AWS S3 (familiar)
  • On-prem relational servers (Postgres, MSSQL)

Data Engineering

  • ETL/ELT pipeline automation
  • Delta Lake, Lakehouse design
  • Data modelling (3NF, Star Schema, Data Vault)
  • Workflow orchestration (Airflow, ADF)
  • Streaming with Spark Structured Streaming
  • REST API integrations

Tools & Tech

  • Git & GitHub
  • Docker
  • dbt (foundation)
  • Pandas, PySpark
  • Power BI & Apache Superset

πŸ—οΈ Featured Engineering Projects

πŸ”Ή Integrated Reporting Data Warehouse

Role: Lead Solution Architect

  • Designed an enterprise data warehouse for a health insurance organization
  • Automated ingestion pipelines powering BI dashboards
  • Improved data reliability & reporting accuracy across departments

πŸ”Ή Dynamic ETL Pipeline System

Role: Data Engineer**

  • Python-based modular ETL engine with metadata-driven configs
  • 99% reduction in manual intervention
  • Auto-data profiling, validation, and schema checks

πŸ”Ή MDM-Driven Customer 360 Framework

  • Created golden customer profiles using MDM principles
  • Implemented deduplication & survivorship rules
  • Enabled clean analytics and regulatory reporting

πŸ“š Personal Engineering Philosophy

I build systems that are:

  • Scalable β€” because data always grows
  • Maintainable β€” because teams need to evolve
  • Reliable β€” because business decisions depend on truth
  • Beautifully structured β€” because architecture is art

✨ Interests

  • Creative writing (poetry, story worlds, character arcs)
  • Music, fashion, film ideation
  • Finance & mental-health advocacy
  • Tech systems, automation, and digital minimalism

πŸ“¬ Contact

Let’s build something amazing.

πŸ“§ elijahndeto@gmail.com

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  1. data-engineer-pipeline data-engineer-pipeline Public

    SFTP->Clean->Process->API data flow

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  2. tokyo-olympic-azure-data-engineering-project tokyo-olympic-azure-data-engineering-project Public

    tokyo-olympic-azure-data-engineering-project

    Jupyter Notebook