I'm a Brazilian Technology Leader with more than 15 years of experience designing, building and leading large-scale software platforms.

Currently working as a Tech Lead at TecBan, one of the largest financial technology companies in Brazil, leading initiatives related to:

• Open Finance
• Digital Banking Platforms
• Mobile Applications
• Cloud-Native Architectures
• Platform Engineering
• Engineering Leadership

My work focuses on connecting technology, business strategy and execution to deliver scalable solutions used by millions of users.

• Technical Leadership
• Team Development
• Architecture Governance
• Agile Delivery
• Stakeholder Management
• Product & Engineering Alignment

• Distributed Systems
• Event-Driven Architectures
• API Platforms
• Microservices
• Multi-Tenant SaaS
• Domain-Driven Design

• AWS
• Docker
• Kubernetes
• Terraform
• CI/CD
• Observability

• Node.js
• TypeScript
• Fastify
• NestJS
• Express
• Python

• Flutter
• React
• Next.js
• Angular
• Vue.js

• PostgreSQL
• DynamoDB
• Redis
• Kafka
• BullMQ
• S3

• LLM Applications
• AI Agents
• RAG Architectures
• Workflow Automation
• Multi-Agent Systems

Tech Lead

Leading engineering initiatives for products serving millions of users across Brazil.

Key areas:

• Banco24Horas Mobile Platform
• Open Finance Ecosystem
• Platform Modernization
• Cloud Adoption
• Engineering Excellence

• Santander Projects
• B3 (Brazilian Stock Exchange)
• Safra Bank
• Banco Votorantim
• Public Sector Digital Transformation

Throughout my career I have worked in highly regulated environments where reliability, scalability and security are critical.

Service Operating System designed for service companies.

Core capabilities:

• CRM
• Contracts
• Service Operations
• Financial Management
• Workflow Automation
• AI Assistants

AI-powered care platform focused on elderly care and family support.

Features:

• Health Monitoring
• Medication Management
• Smart Alerts
• Caregiver Collaboration
• AI Assistance

Multi-tenant autonomous AI workforce platform.

Capabilities:

• AI Agents
• Team Orchestration
• Workflow Automation
• Mission Control
• Cost Governance

Multi-tenant financial infrastructure platform.

Features:

• Billing
• Wallets
• Revenue Intelligence
• Subscription Management
• Multi-Company Operations

Artificial Intelligence & Data Science

Computer Science

🇧🇷 Portuguese — Native

🇺🇸 English — Professional Working Proficiency

🇪🇸 Spanish — Professional Working Proficiency

• Engineering Leadership
• Platform Engineering
• Fintech
• Artificial Intelligence
• Cloud Architecture
• SaaS Platforms
• Product Development

I'm always interested in discussing:

• Technology Leadership
• Engineering Management
• Platform Architecture
• AI Systems
• Fintech Innovation

LinkedIn: linkedin.com/in/dgsmonteiro