Meaning
A software engineer who develops server-side business logic, APIs, database architectures, and data pipelines.
Three examples from work
Database architecture
LeadHow will we handle multi-tenant database partitioning?
Backend DevWe can scope every query by tenant ID using an injected repository context.
Endpoint design
Frontend DevCan you add pagination metadata to the transaction history API?
Backend DevSure, I'll return total count, page cursor, and hasNextPage flags.
Security hardening
Security OfficerAre all database inputs protected against SQL injection?
Backend DevYes, we use parameterized ORM queries across all endpoints.
Focuses on speed, data consistency, security, and scalability. Backend engineers design resilient systems that handle failures gracefully.