Hi 👋, I'm Collins Adom Baffour

Building and scaling high-availability fintech systems handling millions of transactions.

• 🧠 Site Reliability Engineer with a strong Computer Science background
• 💳 Scaling payment infrastructure (APIs, USSD, settlement systems)
• ☁️ Designing cloud-native systems on AWS with high availability (99.9%+)
• 🔗 Integrating with MNOs, banks, and third-party payment providers
• 📈 Focused on performance, reliability, and observability

• Cloud & Infra: AWS, Kubernetes, Docker, Spacelift
• Observability: New Relic, OpenTelemetry, Datadog, Grafana, Prometheus
• Backend: Java, Python, Typescript
• Data: PostgreSQL, MSSQL, OpenSearch, Redis (ElastiCache)
• Messaging: Kafka, SQS
• CI/CD: Jenkins, GitHub Actions, Azure Devops

• OpenShift
• Advanced distributed systems design
• High-scale event-driven architectures

• Dev.to Blog

LinkedIn • Twitter • Dev.to • Email

• Reliability over hype
• Simplicity at scale
• Systems that don’t wake you up at 3AM