Uses

What I build with.

The tools I reach for. Nothing exotic. Mostly things I trust to still work at 3am.

AI & agents

Claude API Opus / Sonnet / Haiku, chosen per complexity, latency and cost
Temporal durable execution backbone for long-lived, stateful agents
MCP tool use, function calling, structured outputs
LLM-native wiki Karpathy-method knowledge base. Replaced our RAG stack.
ElevenLabs voice agents

Languages

Kotlin primary JVM language
Python AI / data / agents
TypeScript web & tooling
Go systems & services

Cloud & infra

AWS serverless Lambda, DynamoDB, SQS, SAM
Kafka event streaming
Datadog observability & audit
GitHub Actions CI/CD

Method

DDD domain-driven design & event storming
TDD test-driven, continuous delivery
Claude Code agentic development