--- title: Best Javarevisited posts — April 2025 | daily.dev description: The most upvoted Javarevisited posts from April 2025, curated by the daily.dev community. canonical: https://daily.dev/sources/javarevisited/best-of/2025/04 twitter:card: summary_large_image twitter:site: @dailydotdev og:url: https://daily.dev/sources/javarevisited/best-of/2025/04 og:type: website og:site_name: daily.dev og:title: Best Javarevisited posts — April 2025 | daily.dev og:description: The most upvoted Javarevisited posts from April 2025, curated by the daily.dev community. og:image: https://media.daily.dev/image/upload/s--VAY5ToZt--/f_auto/v1724209435/public/daily.dev%20-%20open%20graph --- # Best of Javarevisited — April 2025 1. 1 [](https://daily.dev/posts/5-best-books-to-learn-ai-and-llm-engineering-in-2025-that-aren-t-a-waste-of-time--yekxy1wsg "5 Best Books to Learn AI and LLM Engineering in 2025 (That Aren’t a Waste of Time)") Article Javarevisited · 1y 5 Best Books to Learn AI and LLM Engineering in 2025 (That Aren’t a Waste of Time) Discover the top five books recommended for mastering AI and LLM engineering in 2025\. These selections focus on practical systems design, deployment, and real-world applications, helping readers save time and effectively build production-ready models. Written by experienced practitioners, these books offer guidance for those serious about becoming proficient in large language models and AI systems. 388 9 2. 2 [](https://daily.dev/posts/5-best-udemy-courses-to-learn-ai-engineering-in-2025-6nrtrsvc5 "5 Best Udemy Courses to Learn AI Engineering in 2025") Article Javarevisited · 1y 5 Best Udemy Courses to Learn AI Engineering in 2025 Discover the top 5 Udemy courses for learning AI Engineering in 2025\. These courses cover essential skills like LLMs, MLOps, AI agents, and cloud-based AI services, making them perfect for aspiring AI Engineers. Learn from industry professionals at an affordable price and become job-ready without needing a PhD or expensive bootcamp. 257 3 3. 3 [](https://daily.dev/posts/8-best-data-structures-and-algorithms-books-for-software-engineers-and-developers-v8dpyfra8 "8 Best Data Structures and Algorithms Books for Software Engineers and Developers") Article Javarevisited · 1y 8 Best Data Structures and Algorithms Books for Software Engineers and Developers Data structures and algorithms are fundamental to solving programming problems, and mastering them is crucial for any programmer. This post lists eight top-rated books that provide comprehensive, practical, and engaging methods to learn these crucial concepts. The books include illustrated guides, detailed examples, interview preparation material, and are paired with relevant online courses to enhance the learning experience for both beginners and experienced programmers. 202 2 4. 4 [](https://daily.dev/posts/master-coding-interview-preparation-in-2025-with-these-15-patterns-u4munhudl "Master Coding Interview Preparation in 2025 with These 15 Patterns") Article Javarevisited · 1y Master Coding Interview Preparation in 2025 with These 15 Patterns Preparing for coding interviews in 2025 is made easier by mastering 15 key coding patterns. These patterns streamline the problem-solving process, helping you tackle various interview challenges efficiently. They include techniques like Two Pointers, Sliding Window, and Dynamic Programming. Rather than spending time on countless LeetCode problems, focusing on these patterns can optimize your preparation and increase your chances of success. 177 1 5. 5 [](https://daily.dev/posts/5-best-soft-skills-and-career-development-books-and-courses-for-developers-1eetovruc "5 Best Soft Skills and Career Development Books and Courses for Developers") Article Javarevisited · 1y 5 Best Soft Skills and Career Development Books and Courses for Developers The post highlights the importance of soft skills for software developers, which remain relevant throughout a career. It recommends a selection of books and courses aimed at improving these skills, such as personal branding, communication, and career progression. These resources are suggested to help developers advance in their careers and differentiate themselves in a competitive job market. 132 1 6. 6 [](https://daily.dev/posts/system-design-interview-cheat-sheet-2025-edition-key-concepts-books-courses-resources-tsszz11an "System Design Interview Cheat Sheet (2025 Edition) — Key Concepts, Books, Courses & Resources") Article Javarevisited · 1y System Design Interview Cheat Sheet (2025 Edition) — Key Concepts, Books, Courses & Resources This post provides a comprehensive cheat sheet for cracking system design interviews, covering essential concepts such as load balancing, caching, databases, networking, data storage, and scaling patterns. It also lists recommended books, courses, and free resources to help candidates prepare for interviews at top tech companies like Google and Amazon. 105 7. 7 [](https://daily.dev/posts/authentication-authorization-with-spring-security-cewyy7qar "Authentication & Authorization with Spring Security") Article Javarevisited · 1y Authentication & Authorization with Spring Security Spring Security is a robust framework for implementing authentication and authorization in Java applications. Key concepts like authentication vs. authorization, real-world analogies, user registration and login flow, password encryption, JWT token usage, and secure handling of access and refresh tokens are covered. Practical implementation steps and best practices for securing your Spring Boot application are also provided. 56 [See all Javarevisited archives](/sources/javarevisited/best-of) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@graph":[{"@type":"CollectionPage","@id":"https://daily.dev/sources/javarevisited/best-of/2025/04#page","url":"https://daily.dev/sources/javarevisited/best-of/2025/04","name":"Best Javarevisited Posts — April 2025","description":"The most upvoted Javarevisited posts from April 2025, curated by the daily.dev community.","isPartOf":{"@type":"WebSite","url":"https://daily.dev"}},{"@type":"ItemList","@id":"https://daily.dev/sources/javarevisited/best-of/2025/04#items","numberOfItems":7,"itemListElement":[{"@type":"ListItem","position":1,"url":"https://daily.dev/posts/5-best-books-to-learn-ai-and-llm-engineering-in-2025-that-aren-t-a-waste-of-time--yekxy1wsg","name":"5 Best Books to Learn AI and LLM Engineering in 2025 (That Aren’t a Waste of Time)"},{"@type":"ListItem","position":2,"url":"https://daily.dev/posts/5-best-udemy-courses-to-learn-ai-engineering-in-2025-6nrtrsvc5","name":"5 Best Udemy Courses to Learn AI Engineering in 2025"},{"@type":"ListItem","position":3,"url":"https://daily.dev/posts/8-best-data-structures-and-algorithms-books-for-software-engineers-and-developers-v8dpyfra8","name":"8 Best Data Structures and Algorithms Books for Software Engineers and Developers"},{"@type":"ListItem","position":4,"url":"https://daily.dev/posts/master-coding-interview-preparation-in-2025-with-these-15-patterns-u4munhudl","name":"Master Coding Interview Preparation in 2025 with These 15 Patterns"},{"@type":"ListItem","position":5,"url":"https://daily.dev/posts/5-best-soft-skills-and-career-development-books-and-courses-for-developers-1eetovruc","name":"5 Best Soft Skills and Career Development Books and Courses for Developers"},{"@type":"ListItem","position":6,"url":"https://daily.dev/posts/system-design-interview-cheat-sheet-2025-edition-key-concepts-books-courses-resources-tsszz11an","name":"System Design Interview Cheat Sheet (2025 Edition) — Key Concepts, Books, Courses & Resources"},{"@type":"ListItem","position":7,"url":"https://daily.dev/posts/authentication-authorization-with-spring-security-cewyy7qar","name":"Authentication & Authorization with Spring Security"}]},{"@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Sources","item":"https://daily.dev/sources"},{"@type":"ListItem","position":3,"name":"Javarevisited","item":"https://daily.dev/sources/javarevisited"},{"@type":"ListItem","position":4,"name":"Best of","item":"https://daily.dev/sources/javarevisited/best-of"},{"@type":"ListItem","position":5,"name":"April 2025"}]}]} ```