Hi, I'mDaniel Julian Rojas Cruz

I build intelligent systems at the intersection of AI and Web3

Senior Engineer at GenLayer Labs, architecting AI-powered smart contracts and open-source SDKs for the next generation of on-chain intelligence. Deep expertise in Ethereum, DeFi protocol engineering, gas optimization, and agentic AI systems.

View My Work
GitHubLinkedIn
5
International Math Medals
8+
Years of Experience
3
Open-Source SDKs
6+
Production Systems Built

Domain Expertise

Smart Contract Engineering

Production Solidity and Yul development with deep EVM expertise. Gas optimization, security patterns, and protocol design.

SolidityYul/AssemblyFoundryHardhatECDSA
90%
Gas savings achieved
3
Protocols shipped

DeFi & Protocol Engineering

Concentrated liquidity management, MEV-aware architectures, tokenomics design, and cross-chain bridging with LayerZero.

Ethers.jsWeb3.jsUniswap V3SushiSwapLayerZero
V3
AMM integrations
2+
DeFi protocols built

AI & Intelligent Systems

Agentic AI architectures, LLM integration, RLHF pipelines, and AI-powered developer tooling for production systems.

PythonLLM APIsRLHFClaude/GPTPytest
3
Open-source SDKs
2
AI platforms shipped

Full-Stack & Infrastructure

Scalable backends, cloud infrastructure, CI/CD pipelines, and developer experience optimization across distributed systems.

TypeScriptNext.jsDjangoFastAPIAWSPostgreSQL
8+
Years in production
5+
Enterprise platforms

Additional Technologies

TypeScript / JavaScript
Vue.js / Next.js
Django / FastAPI
Ruby on Rails
PostgreSQL / MongoDB
AWS / GCP
Rust
C / C++
GitHub Actions

About Me

I'm a Computer Science professional and mathematician, bilingual (English–Spanish), with more than 5 years of experience in DevExp, Full Stack, and Backend roles across sectors such as Blockchain, Artificial Intelligence, Human Resources, Agriculture, Consulting, and E-Learning. Experienced in leading projects and contributing to open-source initiatives.

Proven expertise in the Web3 ecosystem with deep knowledge of the Ethereum environment, including EVM clients (Geth, Reth), MEV, NFTs, Tokenomics, and DeFi. Proficient in smart contract programming, gas optimization, and developer tooling. Strong background in algorithms, data structures, production systems, scalable architectures, microservices, distributed systems, and agile methodologies.

8+ Years

DevExp, Full Stack & Backend

IMO 2017

Silver Medal Winner

Open Source

Leading projects & contributions