HeyJaredEngineering With Java
Engineering With Java: Real-World Java and spring Boot Newsletter for Backend Engineers, Real-World Problems, Explained Through Interview Questions
- Indexed issues, last 90 days
- 17
- Latest publication
- Sep 27, 2026
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- Aug 12, 2026
Latest issues
Engineering With Java: Digest #105 (opens the original)
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Hey Devs! 👋Welcome to 105th editions of Engineering with Java!This week’s edition covers practical Java and Spring Boot topics across concurrency, observability, caching, AI, databases, and performance. We also look at the Spring Boot 4 migration, recent JIT compiler improvements, and how Spring Boot starters can simplify integrating new technologies like Jev. Plus, five new real-world Java and Spring Boot interview questions to help you prepare for senior engineering interviews.📢 Get actionable
Spring Boot Interview Question: Resilient Bootstrap API (opens the original)
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ContextYou are building a mobile application that needs several pieces of data when the home screen loads.Instead of making multiple calls from the mobile client, the backend exposes:GET /api/v1/bootstrap/{userId}The Bootstrap API calls three independent downstream services:<a class="image-link image2 is-viewable-img" href="https://substackcdn.com/image/fetch/$s_!hqsO!,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic
Engineering With Java: Digest #104 (opens the original)
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Hey Devs! 👋Welcome to 104th editions of Engineering with Java!This week’s roundup covers practical Java and Spring Boot topics across production performance, observability, AI, security, and application modernization. From Hibernate batch inserts and structured logging to Spring AI prompt caching, semantic search, Java 27, and running legacy ColdFusion templates inside Spring Boot, these are the ideas worth exploring if you’re building and operating modern Java applications.<a class="image-link
Beyond the If-Else Chain: 4 Ways to Replace Complex Conditional Logic in Spring Boot (opens the original)
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IntroductionA few if statements are rarely a problem.The problem starts when an innocent conditional becomes the place where every business variation in the system eventually ends up.It might start like this:<img a
Engineering With Java: Digest #103 (opens the original)
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Hey Devs! 👋Welcome to 103 editions of Engineering with Java!This week’s Engineering with Java is all about what’s changing underneath the Java stack—and why it matters to engineers. From Jackson 3 and Java 27 to Spring Boot 4, Spring AI, MCP, and Quarkus, we’re seeing Java evolve rapidly while the fundamentals of performance, observability, resilience, and clean architecture remain just as important.We also go deeper into the ideas behind modern systems: how to prevent cascading failures, build
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