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Welcome to the Proof of Usefulness Hackathon spotlight, curated by HackerNoon’s editors to showcase noteworthy tech solutions to real-world problems. Whether you’re a solopreneur, part of an early-stage startup, or a developer building something that truly matters, the Proof of Usefulness Hackathon is your chance to test your
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In January 2026, I decided to test the real limits of AI-assisted development. Coming from a strong background in other programming languages but with minimal Python experience, I set a clear goal: use DeepSeek as my main development partner to design, build, test, document, and ship two full-featured desktop search
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When Search Becomes a Revenue Engine Ecommerce search is often treated as a relevance problem only, but the real test is whether it helps drive revenue. A new ranking model goes live, the metrics improve, and then comes the harder question: did the results actually help users find what they
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Introduction: The AI-Assisted Learning Dilemma The rise of AI tools like ChatGPT has revolutionized how we approach coding education, offering instant answers to syntax questions and problem-solving guidance. For learners like you, who’ve experienced the frustration of skill atrophy after prolonged breaks, these tools seem like a lifeline. But
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New Story For the first time in my career, I can meaningfully participate in conversations about software development without being a software engineer! A year ago, I wouldn't have imagined saying that. My background isn't in engineering. I don't write production code, and I&
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You've spent 1,200 hours this year talking to AI assistants. You've debugged code, designed systems, and learned frameworks—all through these conversations. But where's that knowledge now? Buried in thousands of chat logs you'll never see again. The real cost of
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A naming and tracking system for AI video production, borrowed from a hundred years of film pipeline discipline that the AI tools never inherited. Three weeks into producing Lost Garden, my corridor scene folder had 214 files in it. corridor_v2.mp4. corridor_v2_ACTUAL.mp4. corridor_FINAL_use_this_
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Somewhere between one and three years ago, I noticed something was off with how I used social media. I'd open an app with a specific reason: check a message, see what a friend posted, and come out the other side twenty or forty minutes later, having absorbed content
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The Problem Every Growing AI Organisation Hits Picture this. Your organisation decides to invest in AI. Three teams get the green light to build AI-powered features simultaneously. Team A (customer service) spends two weeks building a Lambda function that calls Bedrock, adds basic error handling, and connects it to a
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Last year, the most powerful people in technology told you, in plain language, that AI was coming for your job. Whole categories of work, gone. This year, quietly, those same companies started hiring again. Amazon cut about 16,000 people, leaned hard into the story that AI was making it
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Indrajit Sen stands at the intersection of retail technology, supply chain management, and global talent development. With 24 years of experience, Sen has led digital commerce strategies and large-scale platform transformations for Fortune 20 enterprises as a senior solutions leader at IBM. His approach combines a business-focused technology mindset with
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Manufacturing solutions provider AVEVA says it has transformed its sales execution and made a successful move to data-driven sales at enterprise scale via adoption of an AI-based sales support system. As a result, says the company, at least two hours per sales manager per week are being saved in deal
