Welcome to My Portfolio

Computer Engineer | Tech Manager

With 10 years of experience in full-stack development, data, AI, and platform engineering, I design scalable, secure systems and build high-performing teams.

Antonio Ferreira

Technology Stack

Dedicated to elevating client projects with a relentless focus on security and performance. I consistently update and integrate the latest technologies to ensure top-tier results.

Languages & Frameworks

TypeScriptJavaScriptPythonJavaC#ReactNext.jsAngularVue.jsSpring BootFastAPIDjangoFlaskExpress.js

Data & AI

PostgreSQLMongoDBRedisApache KafkaTensorFlowGemini AIGPT-4oPandasElasticsearchBigQuery

Cloud & DevOps

AWSGCPVercelDockerKubernetesTerraformGitHub ActionsCI/CDNginx

Tools & Practices

GitFigmaStorybookJestCypressPrismaGraphQLRESTMicroservicesEvent-Driven

or any other...

Work with me

Consulting & Mentorship

10+ years building production systems. Ready to help your team or startup scale with confidence.

1:1 Mentorship

Career guidance and technical coaching for engineers looking to level up — from mid to senior, or senior to tech lead.

CareerCode ReviewSystem Design

CTO / Tech Lead as a Service

Part-time tech leadership for early-stage startups. Architecture decisions, team building, process and delivery — without a full-time CTO cost.

StartupsArchitectureTeam Building

Architecture Review

Audit your codebase and system design. Identify bottlenecks, technical debt and scalability risks before they become production incidents.

Code ReviewScalabilityTech Debt
Schedule a free call

30 min · no commitment · response within 24h

Experience

May 2025 - Present

Technology Manager

GRUPO Caffeine Army

Leading the Technology & Data department, setting the strategic vision for E-commerce platforms, B2B services, and internal systems. Scaling cloud infrastructure and managing multidisciplinary teams.

Apr 2024 - Apr 2025

Technical Lead

GRUPO Caffeine Army

Technical and strategic leadership in designing and scaling fullstack solutions using React, Node.js, Shopify, and Docker. Implemented CI/CD pipelines and observability practices.

Jan 2023 - Mar 2024

Tech Lead

Entelgy Brasil (WPS Parking Solutions)

Collaborated with stakeholders to define and execute the technology roadmap. Managed Kubernetes on Rancher and led backend/frontend development using Java 8, HBase, Postgres, and Angular.

May 2022 - Jan 2023

Software Engineer

WPS Brasil

Development of innovative cloud-based parking management solutions. Focused on Front-end development using Angular 12+ and Typescript with Scrum methodologies.

Sep 2021 - May 2022

Software Engineer

123Milhas

Implementation of new technologies using React and Redux. Built own pattern libraries using Storybook while maintaining legacy AngularJS systems.

Jul 2021 - Sep 2021

Lead Software Engineer

SENAI CIMATEC

Led the Western Bahia Territorial Intelligence and Environmental Monitoring System tech initiatives.

My Latest Projects

Delve into the details and uncover the stories behind each endeavor

Let's Connect

Are you ready to bring your ideas to life? Let's connect and turn your vision into reality! Feel free to reach out with any questions. I'm here to collaborate.

Antonio Ferreira - Let's Connect
Antonio Ferreira | Computer Engineer & Tech Manager