Database Developer Course
Master PostgreSQL schema design, SQL DDL, indexing, and performance tuning while modeling a real online learning platform. Build secure, scalable databases with clean data, powerful analytics, and production-ready integrity and backup practices.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
The Database Developer Course gives you practical, hands-on skills to design schemas, define keys and constraints, and build efficient tables in PostgreSQL. You will create indexes, seed realistic data, validate integrity, and write analytical queries with joins, CTEs, and window functions. Learn to tune performance, manage transactions, secure access, and handle backups so your databases stay fast, reliable, and ready to scale.
Elevify advantages
Develop skills
- Relational modeling: design robust schemas for real-world learning platforms fast.
- SQL constraints: apply keys and checks to enforce clean, reliable production data.
- Query optimization: tune joins, indexes, and Top-N queries for high-speed reports.
- Transaction safety: implement ACID operations, isolation levels, and safe updates.
- Backup and security: set up restores, retention, and role-based access in PostgreSQL.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
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