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Learn how to strategically approach large-scale refactoring and rewrite projects in this 49-minute conference talk from NDC Oslo 2025. Explore the nuanced world of managing legacy code in successful, fast-growing companies and discover how to move beyond the traditional 'never rewrite' dogma. Examine real-world case studies of companies that have successfully navigated their technical debt challenges and identify two key properties that can determine the success or failure of major refactoring efforts. Gain practical insights into managing technical debt without compromising competitive advantage, and master a systematic approach for presenting and executing refactor or rewrite projects to business stakeholders. The presentation combines theoretical understanding with actionable strategies for software development teams dealing with legacy systems.
