Engineering blueprint · Prometheus · Grafana · Alerting

Monitoring and Observability for Production APIs

If you can't see it, you can't fix it. I instrument services so latency, errors and background jobs are visible at a glance and the right person is alerted when something drifts.

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Monitoring and Observability for Production APIs diagram

What the Architecture Covers

  • Metrics

    Request rate, p95 and p99 latency, error rate, queue depth and job duration exposed for Prometheus.

  • Dashboards

    Grafana dashboards per service, so the health of the API, workers, database and cache is clear at a glance.

  • SLO-based alerting

    Alerts on user-facing symptoms such as error budgets and latency, routed to Slack or email, not on noise.

  • Structured logs

    JSON logs with request IDs that tie an alert to the exact failing requests.

  • Health checks

    Liveness and readiness checks that let the platform restart or drain unhealthy containers automatically.

  • Incident follow-up

    Every incident ends with a fix and a new alert or test, so it does not happen twice.

Tools & Stack

  • Prometheus
  • Grafana
  • CloudWatch
  • Structured logging
  • FastAPI
  • Docker

In Practice

Applied in the Mobileriz multi-marketplace backend: Prometheus monitoring watches the API, scheduled marketplace syncs and background jobs.

This blueprint is part of my Python backend & API development service. Tell me about your system on Upwork and I'll propose the right setup, timeline and cost.