Timothy Kimutai

@timkili

Data scientist

NairobiJoined August 2024

About

I simplify AI and tech for developers and entrepreneurs. Freelance Data scientist at Upwork. Join 10K+ readers for actionable insights.

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I am available for data science and analytics tasks

Timothy Kimutai's blogs

Everything Data Science & AI — Tips, Tools, and Tutorialstimothykimutai.hashnode.dev4 posts

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TKTimothy Kimutaitimothykimutai.hashnode.devJun 24, 2025 · 24 min read

How to Build and Deploy a Python Project: A Complete Step-by-Step Guide for Beginners

So, you’ve got an idea for a Python project—awesome! But what’s next? Whether you're creating a data science tool, a web scraper, an automation script, or a full web app, turning your idea into a live project can feel a bit daunting, especially if yo...

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TKTimothy Kimutaitimothykimutai.hashnode.devJun 24, 2025 · 17 min read

What is a Data Pipeline? Your Complete Beginner’s Guide (2025)

A data pipeline is a series of automated steps that moves data from one system to another, transforming it along the way. Think of it like a sophisticated mail delivery system for your business information — it picks up raw data from various sources,...

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TKTimothy Kimutaitimothykimutai.hashnode.devJun 23, 2025 · 17 min read

Top 10 Python Scripts to Automate Data Science Tasks

Data science workflows often involve repetitive, time-consuming tasks that can drain productivity and delay insights. From cleaning messy datasets to generating consistent reports, these manual processes create bottlenecks that prevent data scientist...

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TKTimothy Kimutaitimothykimutai.hashnode.devAug 8, 2024 · 1 min read

2884 Modify Columns — Introduction to Pandas

This article provides a solution to the 2884 pandas problem on Leetcode, which involves doubling the salary column 💡 Let's solve problem 2884 Problem: DataFrame employees +-------------+--------+ | Column Name | Type | +-------------+-------...

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Timothy Kimutai

About

Available for

Timothy Kimutai's blogs

Recently published

How to Build and Deploy a Python Project: A Complete Step-by-Step Guide for Beginners

What is a Data Pipeline? Your Complete Beginner’s Guide (2025)

Top 10 Python Scripts to Automate Data Science Tasks

2884 Modify Columns — Introduction to Pandas

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Timothy Kimutai

About

Available for

Timothy Kimutai's blogs

Recently published

How to Build and Deploy a Python Project: A Complete Step-by-Step Guide for Beginners

What is a Data Pipeline? Your Complete Beginner’s Guide (2025)

Top 10 Python Scripts to Automate Data Science Tasks

2884 Modify Columns — Introduction to Pandas