Insights from the team.
Practitioner-voice writing from the Coplango engineers and architects. No thought-leadership fluff, no vendor regurgitation — just what we actually do on engagements and what we've learned doing it.
Software Development
Rewrite vs refactor: the decision tree we actually use
Every engineering team has the rewrite conversation eventually. Most of them get it wrong in one of three predictable ways. Here's how we run the call.
By Coplango Engineering
April 2, 2026
8 min readAI Solutions
Adding AI to our own SaaS: the three questions that shaped NetPath's agent
We're building NetPath, a multi-vendor network observability platform, and we recently shipped an LLM-powered assistant into it. Here's what we asked ourselves before writing a single prompt.
By Coplango Engineering
March 25, 2026
8 min readNetwork Consulting
BGP peering strategy: five patterns we implement for Tier-1 ISPs
The peering playbook we actually use when an ISP comes to us asking why their transit bill keeps growing and their latency won't move.
By Coplango Engineering
March 18, 2026
7 min read