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Lambda, caching, and rate limits in one small service.
- AWSRUNTIME
- LLMENGINE
- CacheLATENCY
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Kyrstin Kauchak / 2026
Small tools for deep work.Ship small. Think hard.
Agentic systems engineer in New York, NY. Small tools. Clear intent.Agentic systems engineer / New York, NY. Useful software, kept close to the metal.
Small tools for people who think in systems.
- Extension
- CoffeeCat
- Service
- CrèmeAI
- Based in
- New York
(01)
Chrome Extension · Shipped
Chrome Extension · Shipped
Focus without network access.
No backend. No analytics. No host permissions.
- 0NETWORK CALLS
- 0DEPENDENCIES
- 0ACCOUNTS
Try it / local demo
ReadyFocus, right here.
No account. Runs in this browser.
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CrèmeAI
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The short version
Profile notes / 03
The short version.
Four years building distributed data systems: Spark ETL, APIs, and observability.
Now: agentic systems and small tools you can inspect.
Glam & Grind: make it good, then make it work.
Selected context
Where the work comes from.
- Data EngineeringHigh-traffic adtech platform
- 2022 — Present
- Distributed systems
- Distributed Spark ETL pipelines and performant APIs serving high-traffic adtech workloads. Cloud-native AWS services, microservice architecture, observability instrumentation, and test-driven delivery across infrastructure and application layers.
- B.S. Software EngineeringMiami University, Oxford OH
- 2019 — 2022
- Education
Working set
- Agents
- LLM Systems
- Python
- AWS
- Spark
- ETL
- Java
- Scala
- Microservices
- API Design
- Observability
- Test-Driven Development
- Cloud-Native
- Data Systems
(04)
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Email is fastest.
- GitHub
- CoffeeCat0214
- kyrstin-mariko-kauchak
- Based in
- New York, NY
say_hello.exeEMAIL DRAFT
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