Release notes · Sistemas

The changelog.

What we deploy, what we learn and the postmortems we share. Written by engineers, for people who operate systems.

v2026.0528 May 2026Feature

Operational Copilot on Sage 200

We have generalised the bank reconciliation and invoice-reading agents for any Sage 200 client. Operational in 4–6 weeks.

  • Automated PSD2 bank reconciliation
  • Supplier invoice OCR with human validation above threshold
  • Metrics dashboard: accuracy, cost, escalation rate
PM-0521 May 2026Postmortem

Targeted phishing contained in 14 minutes

Open postmortem of a real incident at an industrial client. What the SIEM detected, how the SOC responded and what we changed afterwards.

  • MTTD 2 min · MTTR 14 min
  • Zero data exfiltration
  • Three playbook improvements applied
v2026.0414 May 2026Improvement

Offline-first field logbook

The grower's app now runs for whole days offline and syncs on returning to the winery's network range.

  • Sync queue with conflict resolution
  • Geotagged photos compressed locally
  • Offline PAC validation
v2026.0302 May 2026Migration

Strangler-fig: cloud migration with zero downtime

How we migrated a public service with 28,000 users/day from an on-prem data centre to AWS with zero maintenance windows.

  • 0 minutes of downtime
  • RTO 12 min validated in gameday
  • −34% monthly cost vs data centre

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