ANTONIO OLIVEIRA

Senior Technical Architect. Fractional CTO. AI Agentic Enthusiast.
Crafting the backbone of global fintech & telecom infrastructure.

PROFILE

I am a programmer with over two decades of experience in the FinTech and Telecom industries. Currently, I serve as a Senior Software Developer at Eurofins, driving innovation in laboratory information solutions.

Beyond my core engineering roles, I provide fractional CTO services and technical mentorship through Arc.dev, having completed over 100+ sessions with top ratings. I am deeply committed to delivering impactful solutions that enhance efficiency and support business growth.

*Effective January 2026, I will be stepping into the role of Senior Technical Architect at Eurofins.

C# / .NET Advanced
Distributed Systems Advanced
TypeScript Advanced
SQL / Data Advanced

ARCHITECTURE LAB

Live inventory of personal infrastructure.
Managed via Coolify & Traefik on Hetzner VPS.

SYSTEMS OPERATIONAL
Healthy

Vibe

vibe.oakoliver.com

Application interface with WebSocket terminal integration.

#wildcard-ssl #3000
Healthy

Imago

imago.oakoliver.com

Image processing and management service.

#docker #service
Healthy

n8n Automation

n8n.oakoliver.com

Workflow automation engine connected to Postgres 16.

#workflow #postgres
Healthy

Lobe Chat

Private AI chat interface.

#ai #llm
Healthy

Rybbit Insights

insights.oakoliver.com

Analytics platform powered by ClickHouse and Postgres 17.4.

#analytics #clickhouse
Healthy

Dev Environment

Remote VS Code server & WireGuard VPN access point.

#vscode #vpn

SERVICES & ENGAGEMENT

Fractional CTO

Strategic technical leadership for startups and scale-ups. I align technology with business goals and set up scalable engineering cultures.

BOOK CONSULTATION

Architecture Review

Deep dive into your distributed systems. I identify bottlenecks, security flaws, and scalability issues before they become expensive problems.

AUDIT MY STACK

Mentorship

Unblocking software engineers and specialized assistance for complex implementations in C#, SQL, and TS.

CAREER TRAJECTORY

JAN 2026 - CURRENT

Senior Technical Architect

Eurofins

Upcoming promotion. Leading architectural decisions for global scale laboratory information systems.

OCT 2024 - PRESENT

Senior Software Developer

Eurofins

Leveraging extensive experience to drive innovation. Azure DevOps, C#, TypeScript, Docker, and Microservices architecture.

SEP 2022 - PRESENT

Tech Mentor & Fractional CTO

Arc.dev

Providing fractional CTO services, technical coaching, and consulting. Completed +100 online sessions with maximum positive ratings.

APR 2023 - OCT 2024

Senior Software Developer

Nimber

Full-stack development utilizing C#, TypeScript, Angular, and Entity Framework within a hybrid environment.

APR 2014 - SEP 2022

Software Engineering Manager

BiG - Banco de Investimento Global

Managed software engineering teams and architected core banking solutions including BlindX (CMS) and OpX (AAA Platform). Specialized in SEPA payments, Direct Debit, and Real-time trading systems.

2007 - 2014

Lead Software Engineer

BiG - Banco de Investimento Global

Led development on TradeX and QuoteX systems. High-frequency trading interfaces, WCF, SignalR, and complex SQL architecture.

2003 - 2007

Early Career

Senior Engineer at Advantis, Analyst at BSI Tecnologia, and Intern at Sercomtel. Foundational work in Java, VBA, and early .NET frameworks.

JOIN THE WAITING LIST

Be the first to know about new products, services, and exclusive insights from Oak Oliver.