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walnold/README.md

WALTER NDUNG'U

Software Developer | Data Analyst | Data Engineering Enthusiast

Nairobi, Kenya Email: walter.k.ndungu@gmail.com
LinkedIn: https://www.linkedin.com/in/walter-ndungu

About Me

Versatile Software Developer and Data Analyst with 3+ years of experience building scalable applications, automating analytical workflows, and delivering actionable insights. Skilled in backend development (Java, C#, Python), modern web frameworks, data analytics, and data engineering tools.

I focus on clean architecture, maintainable systems, and turning data into business value.

Badges

Java Python C# JavaScript SQL

Tech Stack

Languages: Python, SQL, Java, C#, JavaScript
Frameworks: Spring Boot, ASP.NET Core, Flask, Django, FastAPI, React, Node.js
Analytics & BI: Power BI, Excel (Advanced), Looker Studio, Pandas, NumPy, PySpark
Data Engineering: Airflow, Kafka, Debezium
Databases: PostgreSQL, MySQL, SQL Server, MongoDB, Cassandra
DevOps: Docker, Git, GitHub, Maven, Gradle
Other: Networking, System Configuration

Professional Experience

Data Innovation & Developer Intern — Tamarind Management Ltd (Aug 2024 – Present)

  • Built internal Flask + React tools for reporting automation.
  • Designed Excel templates reducing processing time by 50%.
  • Developed Power BI dashboards for multi-outlet restaurant analytics.
  • Conducted regression and time series analysis for sales forecasting.

Full-Stack Developer — Ikomol Internet (Aug 2021 – Jan 2024)

  • Developed inventory and performance tracking systems (C#, SQL Server).
  • Implemented analytics for KPIs and customer retention.
  • Improved database performance by 40%.

Software Developer (Attachment) — Cowrietech Ltd (Jan 2020 – May 2020)

  • Built UI components using React and JavaScript.
  • Supported backend API development using .NET.
  • Conducted testing and user onboarding.

Education

  • Data Engineering Certification — Lux Dev Academy (2025)
  • Software Engineering Certification — Moringa School (2024)
  • B.Sc. Statistics & Computer Science — Technical University of Mombasa (2023)

Featured Projects

  • Westampton Solutions Website
  • Educity Campus Website
  • Muflix Website

Contact

For collaborations or opportunities: Email: walter.k.ndungu@gmail.com LinkedIn: https://www.linkedin.com/in/walter-ndungu

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