Product Validation Articles

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3/4/2025 • EN

When Nobody Wants Your Product

A startup's journey building a CI/CD cost optimization tool, discovering engineers didn't prioritize cost savings and struggled to find product-market fit.

ci/cd developer tools engineering culture Product Validation Startup Failure

Julien Danjou

8/24/2022 • EN

The Minimum Viable Nothing: ideas to validate products without building them

Explains the 'Minimum Viable Nothing' concept for validating product ideas without building them, focusing on testing willingness to pay.

Lean Startup Minimum Viable Product Product Market Fit Product Validation software development

Lucas F. Costa

3/31/2021 • EN

8 lessons I learned from spending 4 years writing one course — Learn JavaScript

A developer shares eight key lessons learned from spending four years creating a comprehensive JavaScript course, focusing on business and creation strategies.

JavaScript Online Course Pre Selling Product Validation software development

Zell Liew

8/17/2019 • EN

Don't write software like you write books: the value of delivering early and frequently

Argues for agile software development by contrasting it with traditional book publishing, emphasizing early delivery and fast feedback loops.

agile methodology Continuous Delivery Feedback Loop Product Validation software development