Backend architecture
Designing services, contracts, and boundaries that stay understandable as systems grow.
KotlinJavaSpring BootOpenAPIgRPCProtocol Buffers
Skills
Practice Areas
The parts of engineering Yonatan is strongest in, and the tools he tends to reach for in real work.
Where he is strongest
This is less a stack inventory, more a map of the work he tends to do best.
Distributed systems and data flows
Building event-driven services, real-time processing, and the infrastructure that keeps backend systems coherent under load.
KafkaFlinkNeo4jMySQLPostgreSQL
Platform and developer experience
Improving the day-to-day engineering loop through templates, CI, internal tools, and shared libraries.
GradleGitHub ActionsTerraformDockerKubernetes
Observability and production trust
Making systems easier to debug, monitor, and operate when the stakes are real.
OpenTelemetryNewRelicKafka DLTsRunbooks
Technical writing
Explaining backend design, debugging, and implementation tradeoffs clearly enough to be useful.
KotlinArchitecture notesPostmortem-style thinking
Current working set
Tools and systems that show up repeatedly in current work.
KotlinSpring BootOpenAPIKafkaFlinkTerraformGitHub ActionsDockerPostgreSQLMySQL
Also comfortable with
Things he has worked with seriously, without pretending they are the center of gravity.
PythonTypeScriptC++C#MicronautHibernateRabbitMQCassandra / KeyspacesMockitoJenkins