JUNIOR SOFTWARE DEVELOPER

FULL
CYCLE
ENGINEER.

Computer Scientist from Universidade Federal Rural do Rio de Janeiro. Full Cycle Developer. I turn business requirements into robust systems and optimized architectures, working end-to-end throughout the development lifecycle.

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Sylvino Prevot

Rio de Janeiro, Brazil

CAREER_HISTORY

My
Experience

Professional journey and impact generated.

Eu Entrego

Junior Software Developer

calendar_today 2026-01 — Present location_on Botafogo - RJ

Java Grails Quarkus Vert.x React Docker Kubernetes AWS

Working in a Full Cycle model at the largest crowdshipping platform in the country. Responsible for the complete software lifecycle: requirements gathering, architecture, development (API and Frontend), testing, and deployment. Working on routing algorithm optimization and high-availability APIs for major retailers.

Calindra

Software Engineering Intern

calendar_today 2024-07 — 2025-12 location_on Botafogo - RJ

React Native Java Groovy TypeScript Eitri

Member of the 'Calindra Programa', an 18-month strategic rotation across different teams and technologies. Focused on developing product vision, critical thinking, and fast adaptation to new stacks.

SuperApp AME

Development of the loan mini-app, creation of visual components, and debug screens.

React Native

Programa Sopro (GSK)

Implementation of screens and banners for a respiratory health platform (Asthma/COPD).

ReactJS, TypeScript

Eu Entrego (Fase Estágio)

Direct contribution to the logistics API and administrative frontend.

Grails 3, Java 8, React

Eitri

Super Apps Platform. Developed features for the developer console (settings, permissions) and built POCs of modular apps for iOS/Android.

Node.js, Eitri CLI, TailwindCSS

SELECTED_WORKS

Featured
Projects

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BlipLeads

In Production Multi-tenant SaaS

SaaS that scans Google Maps by niche and region, finds businesses without a website or responsiveness, and delivers qualified leads ready for WhatsApp, organized in a Kanban board.

rocket_launch Next.js 16 (App Router + Turbopack) lock NextAuth v5 + Drizzle Adapter database Drizzle ORM + Neon Postgres bolt Upstash QStash (jobs assíncronos)

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3R Barber

In Production Monorepo

I developed the scheduling app for 3R Barber: real-time queue, admin/barber dashboards, and booking without needing an account — in production serving two real-world shops.

bolt Hono (Cloudflare Workers) database Cloudflare D1 + Drizzle ORM lock Better Auth (RBAC) web React + Vite + React Router 7

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Personal Portfolio & Blog

This portfolio, built with Islands architecture (Astro Islands): perfect Core Web Vitals and optimized SEO with no heavy client-side JavaScript.

Astro Framework Tailwind CSS v4 TypeScript

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construction

Under Construction

New proof of concepts and high-impact systems in the works.

CAPABILITIES_AND_BACKGROUND

Campus da Universidade Federal Rural do Rio de Janeiro (UFRRJ)

Bachelor's Degree 2022 - 2025

Computer Science

Universidade Federal Rural do Rio de Janeiro (UFRRJ)

school Ver Detalhes do Curso

translate

Idiomas

Portuguese Native

English Advanced (C1)

Spanish Intermediate

code

Languages

Java Groovy TypeScript/JS JavaScript SQL Python C C# Elixir

web

Frontend

React Astro Tailwind CSS Semantic HTML CSS/SCSS Vite

settings

Backend

Spring Boot Grails 3 Quarkus Vert.x Node.js NestJS

cloud

Cloud & DevOps

AWS Docker Kubernetes CI/CD Pipelines Cloudflare Pages

database

Data

SQL (PostgreSQL, MySQL) NoSQL (MongoDB) Neo4j Elasticsearch

security

Security

OAuth2 JWT SAML

psychology

Core Competencies

school

Continuous Learning

Active curiosity to master new technologies.

troubleshoot

Problem Solving

Analytical ability to investigate bugs and propose effective solutions.