Writing Java Code and Unit Tests Faster with GitHub Copilot Header image - explains the blog post intent - Learn how to use GitHub Copilot to generate Java code and unit tests—using a real mortgage calculator example—with practical tips on retaining quality code using AI-assisted development tools.

Writing Java Code and Unit Tests Faster with GitHub Copilot

Jonny Hackett Agentic AI & AI-Accelerated Development, Articles, Artificial Intelligence, Java, Spring, Testing Leave a Comment

In this post, we’ll explore how to use GitHub Copilot to generate Java code and unit tests with minimal manual input. Using a real-world example—a mortgage calculator service—you’ll see how Copilot can help write both the core logic and the corresponding unit tests. Whether you’re new to AI-assisted development or curious about Copilot’s capabilities in a Java environment, this tutorial will give you practical insight into how it works—and where human oversight still matters.

Spring Boot Performance Tips: How We Optimize Enterprise Apps

Kent Lautenschlager All Industries, Java, Spring, Spring Boot, Videos Leave a Comment

Streamlined frameworks like Spring Boot make it easier to build enterprise Java applications, but getting them to perform well under real-world loads takes more than just plugging things in. At Keyhole Software, we’ve seen how even small performance hiccups can slow down big applications. That’s why we’re sharing these practical Spring Boot performance tips to help your app run faster …

Why We Love Spring Boot—And When It’s Not the Right Choice

Kent Lautenschlager Java, Spring, Videos Leave a Comment

Faster development and fewer headaches make Spring Boot a favorite for many Java teams. It promises quick setups, simpler management, and a smoother path from idea to application. At Keyhole Software, we’ve seen how these benefits can transform projects, but we also know there are times when Spring Boot isn’t the right fit. Here’s what we’ve learned about where Spring …

How I Built a Developer Digital Twin with Agentic AI (And What It Got Right & Wrong)

John Hoestje Agentic AI & AI-Accelerated Development, Articles, Artificial Intelligence, Java, Machine Learning, React, Spring Leave a Comment

This post walks through a hands-on experiment in agentic development using an AI-powered digital twin embedded in the IDE. See how a single, well-structured prompt enabled the agent to implement a real user story, generate behavioral tests, and prepare Git commit documentation—with minimal developer input. Includes real-world code samples, implementation insights, and a candid look at what worked, what didn’t, and where human oversight is still essential.

Best Practices for Secure Java Development in Regulated Industries

Kent Lautenschlager All Industries, Financial, Healthcare, Insurance, Java, Keyhole, Security, Spring, Videos Leave a Comment

Security is the cornerstone of software built for regulated industries. Applications must work properly and meet strict compliance standards while protecting sensitive information at every stage. In healthcare, finance, and other regulated fields, secure Java development ensures data is safe, trust is maintained, and legal obligations are met. At Keyhole Software, we help teams build security into every part of …