Modernizing codebases in practice
One slice at a time, with the proof to merge it
How Bosun moved fifteen Netdisco worker actions from Perl to Rust, each merged with recorded Parity proof.
Modernizing a legacy PHP application
Latent security vulnerabilities and ISO27001 compliance were looming over a legacy PHP application that was providing customers with a valuable service. How do you employ AI to help maintain mission critical legacy software without burdening senior engineers with overly large code reviews or contributions that miss compliance targets?
Turning a 15-year frontend migration into reviewable work
A platform engineering team at a large enterprise subsidiary needed to move years of Django, AngularJS, and short-lived frontend experiments toward VueJS and a common design language. Bosun helped initiate a workflow that prepared controlled migration slices with evidence engineers could review.
Planning a legacy migration?
Start with one boundary and the proof needed to move it safely.