Code editor with a visualizing HNSW graph

Hierarchical Navigable Small World Vector Index: A Hands‑On Portfolio Project

A step‑by‑step guide to building a hierarchical navigable small‑world vector index from scratch, with runnable code, benchmarking, and production‑ready extensions.

September 28, 2026 · 5 min · 1046 words · martinuke0
Sliding window attention diagram

Building a Sliding Window Attention Block from Scratch: A Portfolio Project for Systems Engineers

Implement a sliding‑window attention block in PyTorch, test it, and extend it with distributed training, mixed precision, and monitoring to showcase systems expertise.

September 27, 2026 · 7 min · 1339 words · martinuke0
Screenshot of the live merge‑tree visualizer

Hands‑on build of a pure‑Python BPE tokenizer with Huffman merge tree, live visualizer, and tiny LM demo—great for showcasing systems skills

A practical, pure‑Python BPE tokenizer with a Huffman‑coded merge tree, live visualizer, and character‑level LM demo that highlights systems engineering skills.

September 27, 2026 · 7 min · 1475 words · martinuke0
Python code on a terminal displaying a paged attention cache manager

Hands-On Build Guide: PagedAttention KV Cache Manager with Block Allocation and Copy-on-Write in Pure Python

A step‑by‑step guide to implementing a paged‑attention cache, complete with block allocation, COW, and testing, so you can showcase real systems skills on your CV.

September 27, 2026 · 9 min · 1815 words · martinuke0
A conceptual illustration of a GGUF file being parsed and its tensors memory‑mapped.

Building a GGUF Parser with Memory-Mapped Lazy Tensor Loading in Pure Python

A hands-on guide to building a pure-Python GGUF parser that lazily memory-maps tensors and decompresses quantized blocks on demand, demonstrating deep systems knowledge.

September 26, 2026 · 8 min · 1544 words · martinuke0
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