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Top 20 Substack Influencers in Technology in 2025

From AI breakthroughs to startup trends, these thought leaders are shaping the future of tech, one newsletter at a time. Explore our curated list of the top 20 Substack influencers in technology for 2025.

July 16, 2025
Sarthak Ahuja
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Sarthak Ahuja

Sarthak Ahuja is a marketing enthusiast currently contributing to digital marketing strategies at Favikon. An alumnus of ESCP Paris with over 2 years of professional experience, he has held multiple marketing roles across industries. Sarthak's work has been published in journals and websites. He loves to read and write about topics concerning sustainability, business, and marketing. You can find him on LinkedIn and Instagram.

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Here’s the list of the Top 20 Substack Influencers in Technology in 2025:

20. Luca Rossi

Luca Rossi is an entrepreneur and founder of Refactoring.fm, a platform dedicated to software engineering and leadership. He engages over 150K engineers through insightful articles and a weekly newsletter, focusing on team dynamics, productivity, and the intersection of technology and human collaboration. His content emphasizes the importance of collective team success over individual brilliance, advocating for inclusive engineering cultures. Luca also hosts a podcast featuring industry leaders, further enriching the engineering community.

Substack Followers: 158K

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19. Max Read

Max Read is a recognized writer and content creator, known for winning the Village Voice 'Best Tumblr' Award in 2011. His work often reflects a blend of humor and insightful commentary, showcasing his expertise in digital culture and social media trends. Although specific content themes are not detailed, his accolades suggest a strong presence in the online writing community.

Substack Followers: 58K

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18. Simon Carless

Simon Carless is a seasoned professional in the video game industry, with over two decades of experience. He is the founder of GameDiscoverCo, a SaaS service focused on game data for PC and console games. His expertise lies in game discoverability and curation, and he runs a popular newsletter analyzing trends in game sales and marketing. Previously, he played a significant role in shaping the Game Developers Conference and the Independent Games Festival, and he is also an investor in indie game publishing.

Substack Followers: 38K

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17. Paweł Huryn

Paweł Huryn is a product management expert and author, focusing on actionable tips and resources for product managers. He shares insights on product discovery, analytics, frameworks, and leadership through various platforms, including his newsletter, The Product Compass. With over 15 years in tech and experience as a CPO, he emphasizes the importance of understanding customer needs and effective team collaboration. His content is tailored for product managers seeking practical guidance in their roles.

Substack Followers: 118K

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16. Taylor Lorenz

Taylor Lorenz is a prominent technology journalist and content creator, known for her insights into internet culture, social media trends, and the creator economy. She is the founder of User Magazine and the author of the bestselling book 'Extremely Online: The Untold Story of Fame, Influence, and Power on the Internet.' With a strong presence across multiple platforms, she engages audiences on topics related to technology, journalism, and societal impacts, often advocating for free speech and the importance of independent media.

Substack Followers: 86K

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15. Dave Anderson

Dave Anderson is a former Amazon GM and Tech Director, now an author and newsletter creator focused on technology leadership. With over 12 years at Amazon, he emphasizes the importance of soft skills in career advancement and critiques corporate culture. His posts often discuss management practices, employee feedback, and the challenges of tech leadership. He aims to inspire others through his writing, sharing insights from his extensive experience in the tech industry.

Substack Followers: 70K

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14. Tomás Pueyo

Tomas Pueyo is a tech executive and creator known for his influential coronavirus analysis, which has reached hundreds of millions. He authors the newsletter 'Uncharted Territories,' exploring critical global challenges like automation, climate change, and inequality. With a strong background in engineering and an MBA from Stanford, he has led significant growth in various tech companies. His insights are widely recognized, having been featured in major media outlets, and he actively engages in discussions on political and societal issues.

Substack Followers: 112K

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13. Xiang Yu Yeung

Xiang Yu Yeung is a film director and visual futurist known for her work in the film industry, particularly her directorial debut 'Reclaiming Dragons.' She actively engages with themes of identity, empowerment, and the intersection of technology and art. Her social media presence showcases behind-the-scenes content, personal reflections, and artistic collaborations, emphasizing her unique perspective as a filmmaker. She also explores cyberpunk aesthetics and promotes inclusivity in the arts.

Substack Followers: 40K

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12. Samo Burja

Samo Burja is a sociologist and founder of Bismarck Analysis, focusing on the political and institutional landscape of societies. His work emphasizes the dynamics of civilizations, societal decay, and flourishing, often through the lens of historical analysis and strategy. He engages with themes of technology, governance, and demographic trends, advocating for understanding the forces shaping modern geopolitics. His content spans various platforms, including insightful posts on Twitter and detailed analyses on YouTube.

Substack Followers: 31K

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11. Ben Lang

Ben Lang is a community builder and angel investor with a focus on startups and productivity. He has a background in leading community initiatives at Notion and is currently involved with Cursor. His content often revolves around startup ideas, investment opportunities, and productivity tools, showcasing his expertise in the tech and startup ecosystem. He actively shares insights on building businesses and fostering community engagement, making him a valuable resource for entrepreneurs and investors alike.

Substack Followers: 100K

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10. Aakash Gupta

Aakash Gupta is a seasoned product management expert and creator, focusing on product growth and leadership. He shares insights on actionable strategies for product managers and leaders through his newsletter and podcast. With a background as VP of Product at a unicorn startup, he emphasizes the importance of continuous learning and adaptation in the tech industry. His content often includes deep dives into product management principles, AI integration, and effective go-to-market strategies, making him a valuable resource for aspiring and established PMs alike.

Substack Followers: 176K

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9. Nate B. Jones

Nate B. Jones is a thought leader in AI and technology, focusing on the intersection of artificial intelligence and cognitive processes. His content emphasizes the importance of using AI to enhance human thinking rather than merely compressing information. He advocates for a deeper understanding of AI's capabilities and limitations, urging users to engage with AI as a collaborative partner. His work spans various platforms, including YouTube and Substack, where he shares insights on AI trends, cognitive expansion, and the future of work.

Substack Followers: 39K

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8. Eric Newcomer

Eric Newcomer is a prominent figure in the tech industry, known for his insights into startups and venture capital. He is the founder of Newcomer, a media and events company focused on the tech sector, and hosts the Cerebral Valley AI Summit. With a background in journalism at Bloomberg, he provides in-depth analysis and commentary on technology trends, particularly in AI and venture capital. His content often includes interviews with industry leaders and discussions on the future of technology.

Substack Followers: 102K

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7. Rubén Domínguez Ibar

Rubén Domínguez Ibar is a tech investor and author known for his insights on startups and venture capital. He runs two leading newsletters, The VC Corner and The Founders Corner, providing actionable advice for founders and investors. With a background in industrial engineering, he has transitioned into a business angel, focusing on early-stage investments and helping startups with go-to-market strategies. His content often highlights innovative tech developments and investment strategies, appealing to a global audience of entrepreneurs and VCs.

Substack Followers: 121K

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6. Casey Muratori

Casey Muratori is a prominent figure in the tech and gaming community, known for his expertise in graphical user interfaces and game design. He shares insights through his YouTube channel, where he discusses various technical topics, including component design and debugging. His content often links to his blog, where he elaborates on his projects and ideas. With a focus on indie game development, he engages a tech-savvy audience interested in programming and game mechanics.

Substack Followers: 64K

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5. Azeem Azhar

Azeem Azhar is a prominent thinker on AI and exponential technologies, known for his insightful analysis and research. As the founder of Exponential View, he advises leaders on the implications of technological advancements. His content focuses on AI's impact on society, emerging trends, and the intersection of technology and humanity. He engages with a wide audience through various platforms, sharing valuable insights and fostering discussions on the future of technology.

Substack Followers: 129K

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4. Doug O'Laughlin

Doug O'Laughlin is a semiconductor industry expert focused on finance and technology trends. He shares insights on semiconductor performance, AI advancements, and market dynamics through detailed analyses and updates. His posts often highlight key companies like Nvidia and Micron, discussing their earnings and market strategies. Doug is passionate about educating others and fostering discussions around the semiconductor sector's future.

Substack Followers: 78K

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3. Alex Xu

Alex Xu is a software engineer and author, known for his expertise in system design and coding. He is the founder of ByteByteGo and has authored several bestselling books, including the 'System Design Interview' series. His content focuses on system design principles, coding best practices, and interview preparation, making him a valuable resource for aspiring software developers. He actively engages with his audience through informative posts and a newsletter, sharing insights on various technical topics.

Substack Followers: Hidden

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2. Chamath Palihapitiya

Chamath Palihapitiya is a Sri Lankan-born Canadian-American venture capitalist and the founder and CEO of Social Capital. He is known for his role in Facebook's growth and his insights on technology, economics, and social issues. His social media presence reflects a focus on entrepreneurship, innovation, and political commentary, often discussing AI, real estate, and social policies. He engages with a wide audience through thought-provoking posts and has a significant following across platforms.

Substack Followers: 211K

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1. Gergely Orosz

Gergely Orosz is a software engineer and author known for his insights on tech careers, software engineering, and industry trends. He writes 'The Pragmatic Engineer,' a leading newsletter for software engineers, and has previously worked at major tech companies like Uber and Skype. His content focuses on the intersection of technology and software development, providing valuable perspectives for developers and engineering leaders.

Substack Followers: 1M

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