The proof graph
12 proofs · 26 weeksProven across 1 domain
The trophy case
Felix Weber is building their record on Powstik.
Build your own →Recent proofs
Implemented RAG pipeline with LangChain and Pinecone — first real embedding search working
Shipped function calling with OpenAI API, connected to a live weather tool
Passed Google L5 interview after 3 months of targeted preparation
Shipped function calling with OpenAI API, connected to a live weather tool
Built first TypeScript compiler plugin — validates custom decorators at compile time
Contributed CUDA kernel optimization reducing inference latency by 34%
Built zero-downtime deployment pipeline with blue-green strategy
Completed first pull request to open source project, merged after 2 rounds of review
Shipped function calling with OpenAI API, connected to a live weather tool
Completed first pull request to open source project, merged after 2 rounds of review
Implemented RAG pipeline with LangChain and Pinecone — first real embedding search working
Built zero-downtime deployment pipeline with blue-green strategy
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