Languages & Frameworks
Ruby, Python, JavaScript, Ruby on Rails, FastAPI, React Native, Hotwire
Ship Rails/Hotwire apps, FastAPI microservices, and mobile features end-to-end.
Databases
Postgres, MySQL, Vector Database, Redis
Model schemas, tune queries/caches, enable semantic search/RAG with vectors.
DevOps & Cloud
Docker, Terraform, Ansible, GitHub Actions, AWS, Hetzner, Nginx, CI/CD, Observability
IaC, pipelines, zero-downtime deploys, autoscaling, monitoring.
AI & APIs
OpenAI, LangChain, REST, GraphQL, Prompt Engineering
Design robust prompt/RAG workflows and stable API integrations.
Testing
RSpec, Minitest
Coverage and CI quality gates for reliable releases.