Yu Dong, Author at Towards Data Science https://towardsdatascience.com Publish AI, ML & data-science insights to a global community of data professionals. Thu, 04 Dec 2025 21:34:15 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.3 https://towardsdatascience.com/wp-content/uploads/2025/02/cropped-Favicon-32x32.png Yu Dong, Author at Towards Data Science https://towardsdatascience.com 32 32 A Product Data Scientist’s Take on LinkedIn Games After 500 Days of Play https://towardsdatascience.com/a-product-data-scientists-take-on-linkedin-games-after-500-days-of-play/ Fri, 05 Dec 2025 15:30:00 +0000 https://towardsdatascience.com/?p=607818 What a simple puzzle game reveals about experimentation, product thinking, and data science

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]]> How I Used ChatGPT to Land My Next Data Science Role https://towardsdatascience.com/how-i-used-chatgpt-to-land-my-next-data-science-role/ Mon, 06 Oct 2025 18:02:14 +0000 https://towardsdatascience.com/?p=607349 Practical AI hacks for every stage of the job search  — with real prompts and examples

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]]> What Being a Data Scientist at a Startup Really Looks Like https://towardsdatascience.com/what-being-a-data-scientist-at-a-startup-really-looks-like/ Wed, 03 Sep 2025 14:00:00 +0000 https://towardsdatascience.com/?p=607019 What I learned about growth, visibility, and chaos over the past five years

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]]> From Data Scientist IC to Manager: One Year In https://towardsdatascience.com/from-data-scientist-ic-to-manager-one-year-in/ Mon, 04 Aug 2025 19:11:05 +0000 https://towardsdatascience.com/?p=606782 Three pillars that shaped my first year in data science management - prioritization, empowerment, and recognition

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]]> Rethinking Data Science Interviews in the Age of AI https://towardsdatascience.com/rethinking-data-science-interviews-in-the-age-of-ai/ Fri, 04 Jul 2025 17:02:47 +0000 https://towardsdatascience.com/?p=606499 How AI is transforming data science interviews—and what hiring managers and candidates should do to adapt

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]]> The Secret Power of Data Science in Customer Support https://towardsdatascience.com/the-secret-power-of-data-science-in-customer-support/ Fri, 30 May 2025 19:59:38 +0000 https://towardsdatascience.com/?p=606176 Customer support is a data goldmine. Here’s how to unlock its full potential with data science.

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]]> How AI Is Rewriting the Day-to-Day of Data Scientists https://towardsdatascience.com/how-ai-is-rewriting-the-day-to-day-of-data-scientists/ Thu, 01 May 2025 19:03:13 +0000 https://towardsdatascience.com/?p=605862 In my past articles, I have explored and compared many AI tools, for example, Google’s Data Science Agent, ChatGPT vs. Claude vs. Gemini for Data Science, DeepSeek V3, etc. However, this is only a small subset of all the AI tools available for data science. Just to name a few that I used at work: […]

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]]> Google’s Data Science Agent: Can It Really Do Your Job? https://towardsdatascience.com/googles-data-science-agent-can-it-really-do-your-job/ Fri, 21 Mar 2025 18:31:14 +0000 https://towardsdatascience.com/?p=605201 I tested Google’s Data Science Agent in Colab—here’s what it got right (and where it failed)

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]]> Mastering 1:1s as a Data Scientist: From Status Updates to Career Growth https://towardsdatascience.com/mastering-11s-as-a-data-scientist-from-status-updates-to-career-growth/ Tue, 04 Mar 2025 19:12:13 +0000 https://towardsdatascience.com/?p=598667 Use your 1:1s to gain visibility, solve challenges, and advance your career

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]]> DeepSeek V3: A New Contender in AI-Powered Data Science https://towardsdatascience.com/deepseek-v3-a-new-contender-in-ai-powered-data-science-eec8992e46f5/ Sat, 01 Feb 2025 13:32:01 +0000 https://towardsdatascience.com/deepseek-v3-a-new-contender-in-ai-powered-data-science-eec8992e46f5/ How DeepSeek's budget-friendly AI model stacks up against ChatGPT, Claude, and Gemini in SQL, EDA, and machine learning

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]]> Unlocking the Power of Machine Learning in Analytics: Practical Use Cases and Skills https://towardsdatascience.com/unlocking-the-power-of-machine-learning-in-analytics-practical-use-cases-and-skills-5201cf457360/ Wed, 15 Jan 2025 16:02:07 +0000 https://towardsdatascience.com/unlocking-the-power-of-machine-learning-in-analytics-practical-use-cases-and-skills-5201cf457360/ Your essential machine learning checklist to excel as a data scientist in analytics

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]]> 5 Essential Tips to Build Business Dashboards Stakeholders Love https://towardsdatascience.com/5-essential-tips-to-build-business-dashboards-stakeholders-love-3312c8a94b6c/ Wed, 11 Dec 2024 17:02:16 +0000 https://towardsdatascience.com/5-essential-tips-to-build-business-dashboards-stakeholders-love-3312c8a94b6c/ A practical guide to designing clear, effective, and actionable dashboards for decision-making

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]]> From Data Scientist to Data Manager: My First 3 Months Leading a Team https://towardsdatascience.com/from-data-scientist-to-data-manager-my-first-3-months-leading-a-team-40c1c7c05e5c/ Tue, 26 Nov 2024 14:02:16 +0000 https://towardsdatascience.com/from-data-scientist-to-data-manager-my-first-3-months-leading-a-team-40c1c7c05e5c/ Reflections on moving from hands-on work to mentoring and leading

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]]> My Medium Journey as a Data Scientist: 6 Months, 18 Articles, and 3,000 Followers https://towardsdatascience.com/my-medium-journey-as-a-data-scientist-6-months-18-articles-and-3-000-followers-c449306e45f7/ Mon, 11 Nov 2024 12:02:05 +0000 https://towardsdatascience.com/my-medium-journey-as-a-data-scientist-6-months-18-articles-and-3-000-followers-c449306e45f7/ Real numbers, earnings, and data-driven growth strategy for Medium writers

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]]> From Insights to Impact: Presentation Skills Every Data Scientist Needs https://towardsdatascience.com/from-insights-to-impact-presentation-skills-every-data-scientist-needs-045945a681f2/ Mon, 28 Oct 2024 23:29:33 +0000 https://towardsdatascience.com/from-insights-to-impact-presentation-skills-every-data-scientist-needs-045945a681f2/ How to Structure, Design, and Deliver Data Presentations That Win Over Stakeholders

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]]> Top 5 Principles for Building User-Friendly Data Tables https://towardsdatascience.com/top-5-principles-for-building-user-friendly-data-tables-0dfe168cecc1/ Sun, 13 Oct 2024 11:02:42 +0000 https://towardsdatascience.com/top-5-principles-for-building-user-friendly-data-tables-0dfe168cecc1/ Designing intuitive and reliable tables that your data team will love

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]]> Beyond Line and Bar Charts: 7 Less Common But Powerful Visualization Types https://towardsdatascience.com/beyond-line-and-bar-charts-7-less-common-but-powerful-visualization-types-0503fbaa4131/ Thu, 26 Sep 2024 07:28:12 +0000 https://towardsdatascience.com/beyond-line-and-bar-charts-7-less-common-but-powerful-visualization-types-0503fbaa4131/ Step up your data storytelling game with these creative and insightful visualizations

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]]> Seven Common Causes of Data Leakage in Machine Learning https://towardsdatascience.com/seven-common-causes-of-data-leakage-in-machine-learning-75f8a6243ea5/ Sat, 14 Sep 2024 13:02:54 +0000 https://towardsdatascience.com/seven-common-causes-of-data-leakage-in-machine-learning-75f8a6243ea5/ Key Steps in data preprocessing, feature engineering, and train-test splitting to prevent data leakage

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]]> ChatGPT vs. Claude vs. Gemini for Data Analysis (Part 3): Best AI Assistant for Machine Learning https://towardsdatascience.com/chatgpt-vs-claude-vs-gemini-for-data-analysis-part-3-best-ai-assistant-for-machine-learning-a2078793e4fa/ Fri, 30 Aug 2024 05:13:23 +0000 https://towardsdatascience.com/chatgpt-vs-claude-vs-gemini-for-data-analysis-part-3-best-ai-assistant-for-machine-learning-a2078793e4fa/ How AI can accelerate your ML projects from feature engineering to model training

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]]> ChatGPT vs. Claude vs. Gemini for Data Analysis (Part 2): Who’s the Best at EDA? https://towardsdatascience.com/chatgpt-vs-claude-vs-gemini-for-data-analysis-part-2-whos-the-best-at-eda-6ed5a4a6f008/ Tue, 20 Aug 2024 07:32:06 +0000 https://towardsdatascience.com/chatgpt-vs-claude-vs-gemini-for-data-analysis-part-2-whos-the-best-at-eda-6ed5a4a6f008/ Five criteria to compare ChatGPT, Claude, and Gemini in tackling Exploratory Data Analysis

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