Data Science • Financial Analytics • Software

Hi, I am
Joseph Wanyoike Njoroge

Main Project

World Data Analysis (WDA) Project

WDA Project is a data journalism website telling stories about our world through analytical insights. We transform massive demographic, environmental, and socio-economic datasets into compelling visual stories.

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Joseph Wanyoike Njoroge
Lead Analyst @ WDA

About Me

Bridging Economics, Finance, and Advanced Software Development

Passionate Economist, Data Scientist, & Developer

I have a strong academic and professional foundation in economics and corporate finance, blended with a deep love for computing. My career revolves around writing robust software, parsing complex datasets, and presenting data stories that explain how our world ticks.

As the Lead Data Analyst for the WDA Project, I research global indicators and lead our technical architecture. When I'm not doing core analysis, I develop lightweight web experiments under the name NJW Code and help SMEs optimize their search engine footprint and digital strategy.

Backend Architecture Strategy

To support complex mathematical computations, statistical indexing, and financial risk models, I plan to leverage a hybrid backend. We utilize **Node.js (Express.js)** for lightweight, asynchronous API handling alongside a high-performance **Django (Python)** framework to execute complex scientific and quantitative calculations.

Core Technical Stack

Frontend

  • Next.js
  • React
  • TypeScript
  • JavaScript
  • Tailwind CSS
  • Vanilla CSS
  • HTML5 / CSS3

Backend

  • Node.js (Express)
  • Django (Python)
  • PHP
  • MongoDB
  • MySQL / PostgreSQL
  • RESTful APIs

Finance & Data

  • Data Science & AI
  • Financial Modeling (FMVA)
  • Quantitative Economics
  • Market & Credit Risk
  • Data Journalism & Viz
  • Power BI / Excel

Professional Experience

Lead Data Analyst

World Data Analysis (WDA) Project

2019 - Present

Directing key data operations and statistical models to enable high-quality data journalism. Focused on compiling global databases, writing extraction scripts, and rendering interactive dashboards mapping macro socio-economic indicators.

  • Created scalable quantitative methodologies for compiling multi-source national indicators.
  • Optimized database architectures to facilitate rapid queries for high-volume geographical data.
  • Collaborated with data journalists to design insightful stories about our world.

Computer Developer

Freelance & Independent Projects (NJW Code)

2018 - Present

Building production-grade client applications and hobby microprograms. Specialized in crafting clean, SEO-optimized frontends using Next.js and building robust API infrastructures.

  • Designed the codebase for www.worlddataanalysis.com using Next.js and Tailwind CSS.
  • Built NJW Code platform to prototype and host interactive JavaScript microprograms.
  • Designed backend architectures integrating Node.js and Django to streamline computation modules.

Education & Credentials

Bachelor of Science in Economics

Jomo Kenyatta University of Agriculture and Technology (JKUAT)

Rigorous training in economic theory, econometric modeling, financial systems, and advanced statistics. Formed the foundation for quantitative risk and data analysis.

Completed in 2018

Certified Investment and Financial Analyst (CIFA)

KASNEB

In-depth curriculum covering corporate finance, equity product analysis, portfolio management, asset valuation, and derivatives.

Completed Professional Qualification

Data Science and AI Post-Graduate

WorldQuant University

Applied machine learning, statistical modeling, exploratory data analysis, and neural network algorithms using Python.

Completed in 2025

Financial Analyst & Technology Certifications

Corporate Finance Institute (CFI)

Professional credentials in FMVA (Financial Modeling & Valuation), CBCA (Commercial Banking & Credit), Fintech, BIDA (Business Intelligence & Data Analysis), CMSA (Capital Markets), and FPWMA.

Completed in 2025
Ongoing Professional Development
More qualifications will be added here soon...

Featured Projects

Explore active directories, research projects, and web platforms

Data ScienceFlagship Project

World Data Analysis (WDA) Project

A premium data journalism website that tells compelling stories about our world. Using clean interactive visualizations, we transform massive datasets on global demographics, carbon emissions, and economic outputs into public insights.

Next.jsTypeScriptTailwind CSSD3.js / SVGDjango
worlddataanalysis.com
Finance & EconomicsQuantitative Ventures

WDA Finance

A dedicated platform for financial analytics, investment research, and economic risk models. Features calculators for compound portfolios, inflation projections, and credit risk scoring matrices.

Next.jsTypeScriptVanilla CSSDjangoTailwind CSS
wdafinance.com
AI & AutomationArtificial Intelligence Research

WDA AI Labs

Research and development hub for custom AI agents, business intelligence chatbots, and automation processes. Explores neural nets, semantic search indices, and large language model tuning.

Next.jsExpress.jsPythonOpenAI APIsVector DBs
wdaailabs.com
Development SandboxHobby Web Creations

NJW Code

A sandbox archive hosting lightweight utilities, micro-games, and practical scripts built as coding hobbies. From math utilities to mini JS tools, NJW Code is a space for programming exploration.

Next.jsReactJavaScriptViteNetlify / Vercel
njwcode.vercel.app
Digital GrowthBusiness Visibility & Growth

NJW Digital Marketing

Helping SMEs and local businesses establish an online presence. We build custom websites, execute search engine optimization (SEO) strategies, and construct social media marketing campaigns.

SEO AuditsCustom Web DevelopmentAnalyticsSME Strategy
Get presence online
Extended Features Locked

Activate Extended Workspace Insights

Unlock interactive project dashboards, a live portfolio compound estimator, an automated AI agent terminal console, code playground widgets, and search engines SEO graders.

Get In Touch

Interested in starting a project or data model? Let's connect.

Let's build something exceptional.

Ready to collaborate on a data analytics project, build an online presence for your business, establish search authority, or leverage customized AI solutions? Fill out the form or reach out directly.

Mobile Phone+254 725 455 307
Alternate Emailshjz.dev@gmail.com