Abner
Pereira

Selected work

Pick a technology to see where I’ve used it.

Stock management platform

A full-stack platform for small and medium-sized businesses to track stock, expiry dates, suppliers and waste. It has a Next.js front end, role-based access, reporting and analytics.

Open the live app
Next.js, FastAPI, SQLAlchemy, MySQL, Docker, AWS

bvhs.stockflowsys.com/login

Sign inDashboardInventoryConfirm waste

AI industrial automation

Led AI-based automation projects for Petrobras, and ran the AWS pipelines behind them for scale and high availability.

Python, AWS

Computer vision

Led object recognition and keypoint analysis projects using YOLO and Hyperpose. The clip shows players detected on a futsal court, each tagged with a confidence score.

C++, Python, YOLO, Hyperpose

Monitoring dashboards

Interactive dashboards for performance analysis and operational metrics.

Grafana, Prometheus

Delivery pipelines

CI/CD pipelines for automated testing and continuous delivery, in GitLab and GitHub.

GitLab, GitHub, Docker, Bash

Embedded Linux systems

Four years of C++ and Python on embedded Linux, from internship to production work.

C++, Python, Qt Creator

Also: JavaScript, Next.js, Kubernetes, MySQL, PostgreSQL, microservices, Scrum, Kanban, test-driven development and code review.

Experience

1. Software Engineer, Independent projects

   2025 – present

   A Next.js front end, backend APIs and services, containerised deployment on AWS, and CI/CD, with a focus on performance, reliability and maintainability.

2. Mid-Level Software Developer, Metta Innovations

   2025

   Supported junior developers, reviewed code, and worked with operations teams to streamline workflows.

3. Junior Software Developer, Metta Innovations

   2023 – 2025

   Built scalable solutions in C++, Python and JavaScript, set up GitLab CI/CD pipelines and automated workflows with custom scripts.

4. Software Development Intern, Metta Innovations

   2021 – 2023

   Supported embedded development in C++ and Python, helped set up Docker infrastructure, and configured PostgreSQL and MySQL databases.