Examples

Workshop Repositories

Backend examplesbluetape4k-workshopGeneral backend examples for bluetape4k libraries, including Spring, Kotlin patterns, virtual threads, observability, Gatling, and production-style application flows.Exposed JDBC examplesexposed-workshopLearning material for JetBrains Exposed ORM. Covers SQL DSL, DAO, Spring Boot, Ktor, transactions, migrations, repository patterns, and progressive workshop chapters.Exposed R2DBC examplesexposed-r2dbc-workshopReactive and coroutine-oriented Exposed R2DBC examples with H2, PostgreSQL, MySQL, MariaDB, repositories, Spring WebFlux, Gatling, and migration-focused samples.Optimization examplestimefold-workshopTimefold Solver workshop examples for planning, scheduling, and optimization problems. Useful for understanding solver-driven backend workflows.Reference applicationclinic-appointmentA clinic appointment scheduling system built with Kotlin, Spring Boot 4, Exposed ORM, Flyway, Timefold, frontend integration, and realistic application boundaries.

Choose By Interest

Interest	Start with	Then compare with
General backend service shape	bluetape4k-workshop	clinic-appointment
Spring Boot service examples	bluetape4k-workshop	exposed-workshop
Ktor service examples	exposed-workshop	exposed-r2dbc-workshop
Exposed JDBC persistence	exposed-workshop	clinic-appointment
Exposed R2DBC and reactive persistence	exposed-r2dbc-workshop	bluetape4k-workshop
Scheduling and optimization	timefold-workshop	clinic-appointment
Full reference application boundaries	clinic-appointment	bluetape4k-workshop