The author, who has experience working with multiple companies of varying sizes and maturity levels, shares code review tricks they've learned and benefitted from. They recommend that developers break down large epic/story/tasks into smaller sub-tasks, document their changes, automate code styling, and conduct peer code reviews to catch potential issues before they impact the product. For reviewers, understanding the goal, comparing solutions, writing unit tests, and providing constructive feedback are essential. The author suggests using checklists to improve code quality and recommends Instabug's solution for mobile teams to maintain industry-leading apps with stability and performance monitoring.