Role path
Database Administrator (DBA)
Keep production databases fast, safe and recoverable, from first SQL to running replication at scale.
6 tools10 courses4 lines58 lessons open4 career stages36 h in total
Tools this role uses
The labs and templates for real work that the database administrator (dba) route opens. Use them on the job today; the courses below teach why they work.
Fresher
Station 1SQL & Data ModelingDesign PostgreSQL tables that keep every fact in one place, write the SQL behind real reports, make queries fast with the right indexes, and keep data correct under concurrent writes and live schema changes.Change to the Engineering Roles line
Station 2TechOps: Linux, Networks and IT OperationsKeep a company's technology running: Linux, shell scripts, networks, accounts and MFA, a fleet of devices, and a service desk that handles incidents and changes well.Junior
Station 3Database Administration with PostgreSQLKeep production PostgreSQL fast, safe and recoverable: how the server works inside, tested backups, replication and failover, tuning, security, upgrades and on-call.Change to the System Design line
Station 4Databases at ScaleKeep a growing Postgres database fast, safe and recoverable with partitioning, replicas, sharding, backups, daily operations and the right extra data stores.Mid-level
Station 5Running Software in ProductionLearn to see what your software is doing in production, keep it secure, and ship changes safely with a rollback that takes one command.Change to the Engineering Roles line
Station 6DevOps: CI/CD, Containers and Infrastructure as CodeAutomate the path from commit to production: CI pipelines people trust, small safe containers, Kubernetes basics, infrastructure as code, safe releases, a secure supply chain and the DORA metrics.Change to the Cybersecurity line
Station 7Security FoundationsHow attacks work and how organisations defend: threats, identity, cryptography, networks, cloud and the human side.Senior
Change to the System Design line
Station 8Distributed SystemsLearn how to keep data correct and apps working when your system runs on many machines that can disagree, fail and lose touch with each other.Change to the Engineering Roles line
Station 9Site Reliability EngineeringRun reliable services with SLOs and error budgets, OpenTelemetry observability, burn-rate alerts, calm incident command, blameless postmortems, capacity planning and less toil.Change to the Architecture line
Station 10Software and Solution ArchitectureMake and explain architecture decisions: quality attributes, styles, integration, cloud, cost and governance that lasts.