Chukwuma Akunyili's Blog

A reflection on my journey with kotlin and spring so far.

From fixing critical security holes to architecting the driver signup flow.

Complete guide to deploying OCaml containers to Azure App Service with SSH access, database migrations, and PostgreSQL extension management.

Implementing secure session utilities, upgrading WebAuthn flows with better logging.

Building a complete WebAuthn/Passkeys authentication system in OCaml: from bytea binary storage challenges to Base64 encoding layers, model validation, and repository patterns.

Complete guide to implementing OpenTelemetry in OCaml with Dream Framework, including Azure Monitor integration, environment-specific configuration, and production-ready tracing middleware.

A reflection on my OCaml web development journey so far.

A weekend sprint documenting the evolution from basic OCaml models to comprehensive validation infrastructure with field enhancements, time utilities, and cryptographic security improvements for the Chaufr MVP

Building a comprehensive database testing suite for Chaufr: integration tests, transaction verification, migration rollback testing, connection pool stress tests, and performance benchmarks using Alcotest, Lwt, and Caqti

Implemented a production-minded database migration system for Chaufr: CLI, tracking, checksum validation, rollback, and safe SQL execution.

Adding odoc generated API docs to the Memoir site with Makefile magic, laughter, and a shiny /docs route

A comprehensive sprint retrospective documenting the implementation of a near-production-ready database and service layer using OCaml, Caqti, UUID v7, and standardized error handling for the Chaufr MVP

A practical, production-focused walkthrough of building a PostgreSQL connection pool in OCaml using Caqti_lwt_unix, with health checks, graceful shutdown, and Dream integration

A comprehensive guide to deploying OCaml applications on Azure App Service using Azure Container Registry - from authentication challenges to production success

How I built a fully automated OCaml solution pipeline for Advent of Code with input downloading, solution running, and automatic submission

A beginner's guide to functional programming with OCaml

First entry detailing the setup of my OCaml static site generator