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Arleu Júnior

DIGITAL RESUME

Arleu Júnior

Junior Backend Developer · Python, FastAPI, SQL, and PostgreSQL

Professional Summary

Early-career developer focused on backend development and data. Practical experience with Python, FastAPI, SQLAlchemy, REST APIs, PostgreSQL, SQL, Docker, automated testing, Git, and CI/CD. I also work with asynchronous processing and use Redis, Celery, JWT, PostGIS, JavaScript, TypeScript, Vue, and React. Final-year Agronomy student at UFV, with experience in corporate routines, protocols, traceability, and operational records.

Professional Experience

Pif Paf Alimentos

Poultry Production Intern

2025 · 2026
  • Worked alongside the technical field team in daily broiler production routines, monitoring biosecurity, housing preparation and flock conditions.
  • Supported biological sampling, field necropsies and pre-slaughter visual assessments under established operational protocols.
  • Participated in technical meetings, training sessions and time-sensitive production routines.
  • Observed recurring challenges involving operational records, traceability and the organization of field information.

ADWA Cannabis

Field Operations Intern

2022 · 2025
  • Recorded environmental and crop variables in protected cultivation and nursery environments.
  • Supported propagation, fertilization, phytosanitary management, harvest and post-harvest activities.
  • Organized operational records for traceability and recurring production routines.
  • Assisted with data collection for applied agronomic research.

GeCotton UFV — Cotton Study Group

Technical Events Assistant

2025 · Present
  • Supports technical and scientific events related to cotton, machinery and technology transfer.
  • Developed Nomino to automate certificate generation from spreadsheet records.
  • Collaborates on technical materials and activities involving researchers, producers and companies.

BraIN and Phy Lab · UFV

Laboratory Intern

2025 · 2026
  • Maintained insect colonies and supported bioinsecticide trials.
  • Organized experimental records and assisted with result interpretation.

Selected Projects

AgriSentry — Ecosystem

IoT ecosystem connecting ESP32/MicroPython firmware, MQTT telemetry, a Rust gateway, PostgreSQL persistence, and automated assembly documentation and test-firmware generation.

MicroPython · MQTT · Rust · Actix Web · SQLx · PostgreSQL · FastAPI · Docker

RefEngine

Local application for PDF, RIS, and BibTeX ingestion, OCR, field validation, PATCH-based review, and reference export according to UFV standards.

Python · FastAPI · React · SQLite · Pytest · OpenAPI

tccBuilder

Local application for filling, validating, and generating undergraduate thesis sections from the template used by UFV.

React · Node.js · JavaScript

DevGuard Core

Secret scanner built in Rust and used across my projects to help prevent API keys, tokens, and other sensitive credentials from being accidentally committed.

Rust · Regex · Shannon Entropy · Git Hooks · CI/CD