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  • Stone Tech
  • São Luis, MA, Brasil
  • 15:23 (UTC -03:00)
  • LinkedIn in/filonsegundo

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fksegundo/README.md

👋 Hi, I'm Filon

Backend Engineer @ Stone Focused on .NET, distributed systems and data-intensive applications

Focused on performance, scalability and cost-efficiency in data systems

🧠 About me

  • Software Engineer with 7+ years of experience building scalable and high-performance systems
  • Strong background in .NET (since 2018), cloud-native architectures and data platforms
  • Currently working on data access layer optimization for high-throughput financial systems
  • Interested in data infrastructure, storage engines and distributed systems

⚙️ Tech

  • Main: .NET / C#
  • Also: Go, Python, Rust, Java
  • Cloud: AWS, GCP, Azure
  • Data: Elasticsearch, DuckDB, Athena, ClickHouse
  • Architecture: Microservices, APIs, data pipelines

🚧 What I'm doing

  • Improving performance and cost-efficiency in data systems
  • Building experiments in Rust to better understand low-level systems

📂 Public projects

Most of my professional work is in private repositories, but here you'll find experiments focused on:

  • Data systems
  • Storage and query engines
  • Distributed systems concepts

📫 Contact

Pinned Loading

  1. delta-column-mapping-lab delta-column-mapping-lab Public

    Experimental project to explore Delta Lake internals using Rust. Focused on understanding column mapping and schema evolution.

    Rust

  2. delta-rs delta-rs Public

    Forked from delta-io/delta-rs

    A native Rust library for Delta Lake, with bindings into Python

    Rust

  3. rinha-rust-tree rinha-rust-tree Public

    Rust low-latency fraud scoring used by the rinha-dotnetrust submission

    Rust 2

  4. rinha-dotnet rinha-dotnet Public

    .net low-latency fraud scoring used by the rinha-dotnetrust submissio

    C# 1