IT & Technology / Blockchain Dev

Build the
trust layer.

A blockchain developer building production-ready smart contracts, tokenized systems and decentralized applications where transparent rules matter as much as elegant engineering.

Identity block

Smart-contract
architect.

0x7A4C - 19D2 - F81B - 6E02
On-chain delivery
28 contracts shipped across EVM ecosystems
01 / Protocol stack

Tools I think in.

SolidityFoundryHardhatEVMTypeScriptWagmiOpenZeppelinThe Graph
Build / 01

VaultMesh

Composable treasury contracts with role-based controls, upgrade-safe patterns and deterministic deployment flows.

DeFi - EVM
Build / 02

ProofPass

Credential infrastructure using signed attestations and privacy-conscious verification paths.

Identity - Web3
Build / 03

RelayDAO

Governance primitives connecting proposals, delegated voting and execution queues.

Governance - DAO
02 / Architecture

Rules first. Transactions second.

contract TrustRegistry { mapping(address => bool) verified; event Attested(address actor); function verify(address actor) external onlyIssuer; }
Security is part of the interface.

Threat modeling, access boundaries, invariant thinking and test-driven contract design are treated as product requirements, not a final checklist.

03 / Build process

From idea to block.

01
Model

Map actors, assets, trust assumptions and failure states.

02
Implement

Build modular contracts with explicit interfaces and tests.

03
Verify

Fuzz, simulate adversarial paths and inspect gas-sensitive flows.

04 / Contact

Let's ship
something credible.

For protocol builds, smart-contract architecture, audits-before-audit, or Web3 product engineering, send a brief.

✉ alex@example.com
◈ Lisbon, Portugal
in GH