Software · DevOps · Brazil
Backend systems that scale, ship, and stay up.
Rpolnx Solutions provides senior software and DevOps engineering for teams that need reliable systems, faster — without the headcount.
Services
Three engagement shapes, all backed by the same set of hands.
Software development
Greenfield Go, Node, and Python services. Architecture decisions, integrations, and feature delivery you can hand to a senior engineer with confidence.
Learn moreDevOps & cloud
Kubernetes, Helm, Terraform, CI/CD foundations, and cloud cost optimisation. Real ownership, not advice from a PowerPoint.
Learn moreFreelance hours
Targeted scopes — audits, migrations, or short engagements. Useful when you don't need a full-time hire but you do need senior judgement.
Learn moreSelected work
Concrete outcomes from recent engagements. The CV has the rest.
- 70%
monthly AWS bill cut at Portobello
ALB consolidation, EBS audit, savings plans + spot, and a Kubernetes migration — owned end-to-end.
- 15M+
Kafka messages/day at Itaú/PIX
Architected the per-transaction tax service powering Brazil's now-dominant real-time payment rail during pre-launch.
- >50%
TEST environment cost cut at Optii
Spot strategy, self-hosted Loki replacing managed logging, Apigee right-sizing, and database optimisation.
- 1,000+
tenants served, in production
Go services at Optii powering hotel operations across major chains with 100+ properties each.
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