Engineering notes from Stratoflow
What we learn running Java systems at a billion transactions an hour and 300 million queries a day.
- Performance
Java virtual threads in production: what they fix, what they break, and the patterns that work
How Java virtual threads work, five code patterns, what Netflix's deadlock and Jackson's ThreadLocal fix teach, where they fit, and a checklist for rolling them out.
- Modernization
AI-assisted application modernization for Java: what works, with the evidence
What Google, Amazon, Slack and the controlled studies show about AI code migration for Java, what the main tools do, and the guardrails we use on every AI-assisted upgrade.
- Modernization
Legacy system modernization: when to keep, upgrade, rearchitect or replace
Keep, upgrade, rearchitect or replace: four questions that pick the option for a legacy system, with the stories of Southwest, TSB, Knight Capital and Shopify.
- Java
Spring Boot 4 and the end of 3.x: the Spring cliff comes before the Java cliff
Every Spring Boot 3.x branch left open-source support in June 2026: what 4.0 changes, when paid support is worth it, and how to move from 3.5 or 2.7 in deployable steps.
- Modernization
What is Application Modernization: Your Ultimate Guide
Application modernization is four different jobs, and the hard part is the order of work: a portfolio worksheet, a two-question matrix and the evidence behind each practice.
- Modernization
Strangler Pattern for Application Modernization
How to replace a legacy system one slice at a time behind a routing layer, with a gateway example, branch by abstraction and the options for moving the data.
- Java
The Java support calendar, 2026 to 2033: what ends when, and what October changes
Every Java LTS in use today loses Oracle extended support between 2029 and 2033, and Oracle JDK 21 stops being free in production in October 2026.
- Insurance
Insurance Core Systems: Complete Guide
Learn what insurance core platforms are, why they matter, key features, sector‑wide benefits, and tips for selecting the right system for your organization
- Performance
Meta Search Engines: Go-To Guide for 2024
Explore how meta search engines improve your searches by combining results from various sources in one place.
- Performance
Meta Search Engine: Ultimate 2024 Guide
Optimize your Meta Search Engine’s performance with Stratoflow’s custom solutions, ensuring faster and efficient results
- AI
Custom Recommendation Engines: What They Are and How to Use Them
Discover how recommendation engines enhance industries, improve user experiences, and drive growth.
- AI
Netflix Algorithm: How Netflix Uses AI to Improve Personalization
Discover how the Netflix algorithm personalizes your viewing experience and how you can use Stratoflow's custom recommendation engines in your own business
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