CTO - Blockchain Consultancy

Blockchain & Fintech entrepreneur focused on backend infrastructure, asset tokenization, crypto platforms, public/private blockchain solutions, smart contracts, HSM, MPC, secure enclaves, and digital optimization for financial markets.

• Amazon Web Services (AWS)2 J.
• API-Entwickler2 J.
• Backend2 J.
• Blockchain (allg.)2 J.
• Hyperledger
• JavaScript2 J.
• JavaScript-Entwickler
• Node.Js2 J.
• Representational State Transfer (REST)2 J.
• Solidity2 J.
• Typescript2 J.

Experienced blockchain and fintech entrepreneur focused on building secure and scalable financial infrastructures. Extensive expertise in blockchain solutions, tokenization, decentralized finance (DeFi), crypto custody technologies, and regulatory-compliant platforms.

Co-founded Drexfy, recognized as one of Portugal’s top blockchain startups (Portugal Fintech Report 2024), delivering innovative products in private credit, structured lending, and capital raising.

Proven technical leadership in developing and deploying blockchain architectures (Ethereum-based, Hyperledger Besu, Quorum, Polygon Edge) and cloud infrastructures (AWS EC2, Lambda, S3, KMS, HSM). Strong experience in cryptographic security, including MPC, HSM, secure enclaves, and key management.

Blockchain Technologies: Ethereum, Solidity, Hyperledger Besu, Quorum, Polygon Edge, DeFi

Programming Languages & Frameworks: TypeScript, JavaScript, Node.js, Ethers.js, SQL/NoSQL (DynamoDB)

Cloud & DevOps: AWS infrastructure (EC2, S3, Lambda, KMS, HSM, Enclaves), Docker, CI/CD, Git

Cryptographic Security: MPC (Multi-Party Computation), Hardware Security Modules (HSM), Smart Contract Auditing, Crypto Forensics, Key Management Services (KMS)

Soft Skills: Entrepreneurial vision, Strategic planning, Agile methodologies, Problem-solving, Communication, Leadership

Languages: Portuguese (native), English (fluent, C2), Spanish (intermediate conversational)

Certifications & Awards: Winner of Ripple and Stacks Hackathons, Fenasbac CBDC and Interoperability Hackathon, featured startup in CMVM(Portuguese Securities Market Commission) and Banco de Portugal(Portugal's Central Bank) regulatory sandboxes