Daniel Kim

Contributed CUDA kernel optimization reducing inference latency by 34%

Implemented RAG pipeline with LangChain and Pinecone — first real embedding search working

Passed Google L5 interview after 3 months of targeted preparation

First code review as senior — gave feedback on a junior's auth implementation

Completed first pull request to open source project, merged after 2 rounds of review

First code review as senior — gave feedback on a junior's auth implementation

Passed AWS Solutions Architect exam, scored 892/1000

Refactored authentication system to eliminate 3,200 lines of duplicate session handling

Shipped function calling with OpenAI API, connected to a live weather tool

Shipped function calling with OpenAI API, connected to a live weather tool

Implemented RAG pipeline with LangChain and Pinecone — first real embedding search working

Contributed CUDA kernel optimization reducing inference latency by 34%

First code review as senior — gave feedback on a junior's auth implementation

Built first TypeScript compiler plugin — validates custom decorators at compile time

Built zero-downtime deployment pipeline with blue-green strategy

Shipped observability stack: OpenTelemetry + Jaeger + Grafana for our microservices

Deployed CLI agent that writes commit messages from git diff using GPT-4

Shipped observability stack: OpenTelemetry + Jaeger + Grafana for our microservices

Completed Stanford's CS231n: Convolutional Neural Networks for Visual Recognition