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Fábio Souza

PROFILE

Fábio Souza

Flavio Dias delivered a production-ready backend upgrade for zanfranceschi/rinha-de-backend-2025, focusing on performance, scalability, and maintainability. He migrated the Go API from Gin to FastHTTP, reducing latency and simplifying dependencies, and replaced HAProxy with Nginx to streamline load balancing. By doubling worker capacity and optimizing resource allocations across API, workers, Redis, and Nginx, Flavio improved throughput and system stability. He also removed legacy codebases and introduced a new Go-based backend project, consolidating infrastructure and simplifying deployments. His work leveraged Go, Docker Compose, and Nginx configuration, demonstrating depth in backend development and infrastructure optimization within a short timeframe.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

16Total
Bugs
0
Commits
16
Features
6
Lines of code
11,038
Activity Months1

Your Network

207 people

Work History

August 2025

16 Commits • 6 Features

Aug 1, 2025

August 2025: Delivered a production-ready backend upgrade focused on performance, scalability, and maintainability for zanfranceschi/rinha-de-backend-2025. Key work included migrating the Go API from Gin to FastHTTP to reduce latency and dependencies; switching load balancing from HAProxy to Nginx; doubling worker capacity; fine-tuning resource allocations across API, workers, Redis, and Nginx; and removing legacy codebases while introducing a new Go-based backend project. These changes shorten delivery cycles, improve throughput, and lower operational risk while simplifying deployments and future maintenance.

Activity

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Quality Metrics

Correctness82.6%
Maintainability83.8%
Architecture81.2%
Performance83.8%
AI Usage20.0%

Skills & Technologies

Programming Languages

DockerfileGoMarkdownNginxNginx ConfigurationShellYAML

Technical Skills

API DevelopmentBackend DevelopmentContainerizationDockerDocker ComposeFastHTTPGoHAProxyHigh-Performance ComputingInfrastructureKubernetesLoad BalancingNginxNginx ConfigurationPHP

Repositories Contributed To

1 repo

Overview of all repositories you've contributed to across your timeline

zanfranceschi/rinha-de-backend-2025

Aug 2025 Aug 2025
1 Month active

Languages Used

DockerfileGoMarkdownNginxNginx ConfigurationShellYAML

Technical Skills

API DevelopmentBackend DevelopmentContainerizationDockerDocker ComposeFastHTTP