Gabriel Lima Ferreira glferreira-devsecops

Engenharia de Software de Alta Performance & Ciberseguranca Ofensiva

class GabrielFerreira:
    """Founder & Engineering Director @ RET Tecnologia"""

    role       = "Engineering Director"
    company    = "RET Tecnologia"
    location   = "Rio de Janeiro, Brasil"
    languages  = ["pt-BR", "en-US", "es"]
    experience = "5+ years"

    focus = [
        "Offensive Security & Red Team",
        "DevSecOps & Zero Trust Architecture",
        "High-Performance Web Engineering",
        "AI-Augmented Development (Agentic AI)",
    ]

    stats = {
        "ttm":        "-35% Time-to-Market",
        "roi":        "3x ROI comprovado",
        "cves":       "-38% CVEs em producao",
        "uptime":     "99.95% SLA",
        "lighthouse": "100/100 Perfect Score",
        "cascavel":   "12 paises, 500+ downloads",
        "certs":      "47 certificacoes verificadas",
        "articles":   "56 artigos tecnicos publicados",
    }

O que a RET Tecnologia faz

Construimos sistemas blindados, realizamos pentests e protegemos empresas contra ameacas digitais.

🛡️ Ciberseguranca

Pentest, OSINT, Red Team, Vulnerability Assessment, Threat Modeling

⚡ Sistemas Web

Next.js, React, .NET, TypeScript, PWA, Micro-Frontends

☁️ Cloud & DevSecOps

AWS, Azure, Kubernetes, ArgoCD, Zero Trust, SAST/DAST, Terraform

🤖 Automacoes & AI

IA Generativa, WhatsApp API, Pix, Agentic AI, LangChain, RAG

🌐 Cloud Native — Serverless, Edge Computing, Multi-Region, Service Mesh

Arsenal Tecnologico

Backend & Runtime

Frontend & UI

Cloud, DevOps & Infra

Security & Offensive

Data & Messaging

Observabilidade & AI

Projetos em Destaque

Cascavel — Offensive Security Framework Framework de seguranca ofensiva adotado em 12 paises por profissionais de pentest.

Python 3.11+ OWASP Top 10 Modular CLI 500+ downloads

RET Tecnologia — Site Corporativo Score 100/100 Lighthouse, PWA nativo, SEO nuclear e DevSecOps pipeline completo.

Next.js 15 TypeScript Vercel Edge CSP Strict

GitHub Analytics

Pilares de Excelencia

47 Certificacoes Verificadas

AWS — 5 certificacoes

Certificacao	Credencial
AWS Cloud Solutions Architect	`KWEBG9F9F3YW`
Architecting Solutions on AWS	`MSJMGN0YB9PS`
AWS Cloud Technical Essentials	`YCDFKB0T3NMS`
AWS Educate Introduction to Cloud 101	`48bf9edf`
AWS Educate Getting Started with Networking	`72bb0266`

Google — 3 certificacoes

Certificacao	Credencial
Google Cybersecurity Professional	`ER2P9K9ZZPDT`
Foundations: Data, Data, Everywhere	`YHM0HU9K0ENQ`
Technical Support Fundamentals	`3OE7V38N5FPG`

IBM — 7 certificacoes

Certificacao	Credencial
Fundamentals of Building AI Agents	`CR3EYME1GM84`
Build Multimodal Generative AI Apps	`CIORW059ZIKI`
Advanced RAG with Vector Databases	`8PQLML2TK0MY`
Vector Databases for RAG	`XVJNB12HELUZ`
Build RAG Applications: Get Started	`P6HZ9T2ZMD00`
Develop Generative AI Applications	`JFC7E8AX7ONO`
Containers, Kubernetes and OpenShift V2	`f4fb1a8b`

Datadog — 2 certificacoes

Certificacao	Credencial
Core Skills Learning Path	`24d4c942`
Backend Engineer Learning Path	`e7b64af7`

Certiprof — 7 certificacoes

Certificacao	Credencial
Business Intelligence Foundation 2025	`4f6894fd`
Design Sprint Learner 2025	`80523f04`
Business Agility 2025	`34807de8`
Scrum Foundation 2025	`5c1dfd0f`
Prompt Engineering Foundation 2025	`c026c9a4`
Cybersecurity Awareness 2025	`1aa355f4`
Remote Work 2025	`406dc379`

freeCodeCamp — 11 certificacoes

Certificacao	Credencial
Legacy Back End	`devferreirag-lbe`
Legacy Front End	`devferreirag-lfe`
Legacy Data Visualization	`devferreirag-ldv`
Quality Assurance	`devferreirag-qa`
Scientific Computing with Python	`devferreirag-scwp`
Data Visualization	`devferreirag-dv`
Front End Development Libraries	`devferreirag-fedl`
JavaScript Algorithms and Data Structures	`devferreirag-jaads`
Responsive Web Design	`devferreirag-rwd`
Data Analysis with Python	`devferreirag-dawp`
Back End Development and APIs	`devferreirag-bedaa`

HackerRank, Saylor, FGV e Outros — 12 certificacoes

Certificacao	Emissor	Credencial
Certified Software Engineer	HackerRank	`efd8c98d3cfb`
CS205: Building with AI	Saylor	`8472278429GF`
CS260: Cryptography and Network Security	Saylor	`7510808637GF`
CS403: Modern Database Systems	Saylor	`8069241868GF`
Seguranca Digital (5h)	FGV	`14310708.20755`
FluencIA: IA Generativa	LinkedIn	`e96db41d`
Statistics 101	CognitiveClass	`9c09f233`
College Algebra with Python	freeCodeCamp	`devferreirag-cawp`
Fundamentals of Building AI Agents	Coursera	`abcb4510`
AWS Educate Intro to Generative AI	AWS	`dcc137e0`
Lifelong Learning 2025	Certiprof	`37b46b1c`
Istio and IBM Cloud Kubernetes	IBM	`4c70aa23`

Artigos Recentes — Dev.to/rettecnologia

Ver todos os 56 artigos

Visao 2026

mindmap
  root((RET 2026))
    Security
      Red Team Ops
      AI Threat Detection
      Post-Quantum Crypto
      SLSA Level 4
    Engineering
      Edge-First Arch
      WebAssembly
      Agentic AI
      Multi-Region
    Growth
      Global SaaS
      Open Source
      Tech Articles
      Community
    Research
      AI ML Pipelines
      Quantum-Ready
      Auto DevSecOps
      Real-time OSINT

A RET Tecnologia nao vende codigo — vende blindagem.

PT-BR EN-US ES — Rio de Janeiro, Brasil — GMT-3

"Security by Design, not as an afterthought."

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Gabriel Lima Ferreira glferreira-devsecops

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