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Diagnose a .NET API that cannot connect to Azure SQL using managed identity.
Investigate a .NET API that appears to run but sends little or no telemetry to Application Insights.
Explains how to troubleshoot absent logs or telemetry by checking configuration, sampling, sinks, levels, deployment, and correlation.
Investigate messages that repeatedly fail and move to a poison queue or dead-letter queue.
Turns business recovery targets into right-sized backup, restore, standby, failover, validation, ownership, and rehearsal plans.
Designs an async export flow for large reports without blocking API requests or exhausting database and memory resources.
Designs dashboard APIs with precomputed metrics, freshness rules, query cost control, and drill-down support.
Designs explicit workflow states, allowed transitions, guard rules, audit history, idempotency, and operational repair paths.
Designs feature flag storage, targeting, safe defaults, auditability, and rollout observability for backend behavior.
Explains alert design based on user-impact symptoms, SLOs, burn rate, thresholds, and avoiding noisy cause-only alerts.
Designs tenant isolation across API, data, cache, background jobs, search, and admin access.
Designs an activity feed with event capture, fan-out strategy, pagination, privacy, and read performance.
Designs immutable audit records for sensitive administrative changes with useful before/after context and safe retention.
Designs a checkout or order creation flow that survives client retries without duplicate orders, payments, or messages.
Designs email, in-app, and push-style notification delivery with preferences, retries, and idempotent side effects.
Designs an external partner API with authentication, versioning, rate limits, idempotency, documentation, and compatibility.
Designs synchronization with an external system using cursors, retries, idempotency, rate limits, and reconciliation.
Designs a file workflow with metadata, durable storage, validation, access control, scanning, and safe downloads.
Explains dashboard panels that help an API owner see user impact, dependency health, releases, and current incidents.
Designs authenticated, replay-resistant webhook intake with durable acknowledgement, idempotent asynchronous processing, ordering policy, and reconciliation.
Designs a safe admin import flow with upload staging, validation, preview, confirmation, idempotency, and rollback strategy.
Designs comments with permissions, threading, mentions, notifications, editing history, and moderation concerns.
Designs draft, review, publish, rollback, and audit behavior for content managed by editors and admins.
Designs deletion, retention, soft delete, hard delete, backups, audit records, and asynchronous cleanup across related data.