Artur Czemiel is a co-founder of the GraphQL Editor and owner of the Aexol agency, with over 17 years of experience in GraphQL, TypeScript, and full-stack development. He is also the creator of the GraphQL client generator, GraphQL Zeus (available on GitHub), and the GraphQL backend engine, Axolotl.
Before this, Artur was a visual effects (VFX) specialist, writing Python scripts for movie effects, and patented an algorithm for weighing small objects with a smartphone.
Artur holds a computer science engineering degree, with his thesis on the measurement of temperature using a smartphone and sound waves.
Since November 2025, he has been building Aexol.ai.
Articles by Artur
- 3 min read
Getting Started with Aexol Studio and Spectral
Learn how to use Aexol Studio with the Spectral coding agent to go from idea to production code in minutes.
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How to Achieve a 97% Cache Rate on Big Tasks
Large tasks don't have to be slow or expensive. Here's how Spectral's prefix caching, byte-stable prompt, and session affinity let it reuse ~97% of prompt tokens from cache — making big multi-turn agentic sessions fast and cheap.
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How to Build Agent Memory That Finds What You Mean (Even When You Misspell It)
Spectral's cross-session project memory used to match exact substrings only — multi-word queries and typos returned nothing. Here's how n-gram indexing, ranked scoring, and near-duplicate detection make observational memory actually useful during development.
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How to Parallelize a Batch of Agent Tasks with Session Fanout
In-process subagents are cheap but invisible. Spectral's session_fanout tool turns a batch of independent research tasks into real, persistent sessions that run in parallel — with caps, semaphores, and recursion guards keeping it safe.
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