< Denis AKPAGNONITE />
Software Engineer · Cloud Native · DevOps/SRE
I build and write about distributed systems, observability, and supply-chain security.
Latest writing
See all →How a job interview led me to create Obscura - A password generator with real entropy
From interview challenge to open-source tool, to building a secure password generator with real entropy in mind.
April 13, 2025
Backup and Restore MongoDB in a Docker Environment
How to create a full backup of a MongoDB database running in a Docker container and restore the backup to a new MongoDB container.
July 18, 2024
Setting Up a 3-Node MongoDB Replica Set Cluster with Docker Compose
How to set up a 3-node MongoDB replica set cluster using Docker Compose. Learn about MongoDB replica sets, prerequisites, and steps to create a Docker Compose file to set up the replica set.
July 17, 2024
Explore by topic
See all →
Backend 
Data Structure 
DevOps 
Cloud Featured projects
See all →Sentinel
Sentinel is an open-source backup and restoration tool designed for seamless management of PostgreSQL, MySQL, and MongoDB databases, in Docker, Kubernetes, and local environments