$ whoami

Javier ⚛︎

Smart Contract & AI Engineer

Building at the intersection of blockchain and AI. Founder of Odin Scan - a continuous AI security auditing platform for smart contracts driven by multi-agent orchestration.

Previously led smart contract teams at MANTRA and Migaloo, and built features at Spotify among other Web2 companies.

Based in Portugal 🇵🇹

x.com/jvr0x github.com/jvr0x odinscan.ai blog email
jvr0x

$ cat strengths.txt

Agentic Engineering Prompt & Context Engineering AI/ML Integration Multi-Agent Orchestration Security-first mindset Early adopter Eye for detail Dedicated

$ ls ~/tech-stack/

// languages

Rust Python TypeScript Go Kotlin

// blockchain

Solana Sui Move EVM CosmWasm Cosmos SDK

// ai & agents

Claude OpenCode Pi LangChain Agentic Pipelines RAG Prompt & Context Engineering Model Lifecycle

// infra & tooling

Docker GitHub Actions Prometheus Grafana Loki Tempo

$ cat experience.log

Founder & Lead Engineer

May 2025 – Present
Odin Scan · Remote
  • Built an AI-powered continuous security auditing platform for smart contracts, supporting EVM, Solana, CosmWasm, and Move.
  • Designed and implemented multi-agent orchestration pipelines using Claude for automated vulnerability detection and reasoning.
  • Engineered agentic workflows with specialized agents for code analysis, threat modeling, and adversarial reasoning.
  • Built RAG pipelines over smart contract codebases for context-aware security analysis.
  • Managed full model lifecycle: prompt iteration, evaluation, monitoring, and continuous improvement of AI outputs.
  • Containerized stack with Docker; custom GitHub Actions for CI/CD; observability with Prometheus, Loki, Tempo, and Grafana.

Smart Contract Lead

Aug 2024 – Sep 2025
MANTRA · Hong Kong SAR (Remote)
  • Led design, development, and management of CosmWasm smart contracts for MANTRA Chain.
  • Led the creation of a decentralized exchange (DEX) with incentive mechanisms.
  • Developed reward contracts and claimdrop mechanisms.
  • Managed the smart contract engineering team (3 people) and collaborated with the product team.
  • Built RWA factory and created public libraries for blockchain interaction.

Smart Contract Lead

Oct 2021 – Aug 2024
Migaloo Foundation · Remote
  • Developed cross-chain decentralized exchange integrating 15+ blockchains, managing $30M+ in assets.
  • Assisted migration from single-chain protocol to launching independent blockchain.
  • Supported teams launching on the Migaloo chain, facilitating integration with existing ecosystem protocols.

Android Engineer

Feb 2021 – Jun 2022
Spotify · Stockholm, SE
  • Enhanced the onboarding experience on the Spotify Android App.
  • Performance improvements on the Spotify Lite app.
  • Implemented remote configurations for A/B testing and analytics.

Previous Roles

2015 – 2024
  • Security Auditor at SCV-Security (Jan 2024 – May 2024) - Audited CosmWasm smart contracts; identified critical vulnerabilities.
  • CosmWasm Mentor at Turbin3 (Oct 2023 – Jun 2024) - Mentored 60+ people across 3 cohorts.
  • Android Engineer at Hemnet, Handelsbanken, Keyflow (2015–2021) - Led mobile development across real estate and fintech.
  • Blockchain Integration at PlayPark - EOSIO-based systems integration.

$ ls ~/projects/

Odin Scan

→

Continuous AI security auditing platform for smart contracts. Multi-agent orchestration across EVM, Solana, CosmWasm, and Move, with specialized agents for vulnerability detection, adversarial reasoning, and threat modeling.

Agentic AI Claude RAG Rust Multi-chain MLOps

SolDecode

→

Chrome extension that previews Solana transactions before you sign them. Simulates against live on-chain state and surfaces balance changes, risk warnings, and a plain-English step breakdown to catch drainers and malicious contracts.

Chrome Extension TypeScript Solana Wallet Security
→ murmur Local-first, hold-to-talk voice dictation for macOS. Transcribes with whisper.cpp and types into any app, with optional LLM cleanup via Ollama. → lmswitch List and toggle local LLMs (GGUF via llama.cpp, vLLM via Docker) from per-model YAML configs. → tok-sim Visual simulator: see what X tokens/sec looks like generating prose, code, math, and more. Side-by-side comparison mode. → cosmwasm-dev-digest Tech newsletter on CosmWasm and Cosmos SDK: tutorials, deep dives, and ecosystem updates. → tg-crypto-bots Market cycle dashboard, Chainlink staking alerts, and Hyperliquid wallet position tracking.

$ ./spark-bench

DGX Spark LLM Bench

→

Live benchmarks of local LLMs on one NVIDIA DGX Spark: how many parallel agent sessions it sustains, at what tokens/sec and latency. Interactive dashboard, reproducible one-command recipes, real measured numbers.

DGX Spark vLLM NVFP4 Agentic Workloads Open Data

$ cat education.md

Master's Thesis

Kungliga Tekniska Högskolan (KTH) Mar 2013 – Oct 2013 · Stockholm, SE

Context-aware framework for energy-efficient M2M communications.

MSc. Wireless Communications

Lunds Tekniska Högskola Aug 2011 – Oct 2013 · Lund, SE

LTE, MIMO, OFDM, channel modeling, radio systems.

ECE Practicum

North Carolina State University Jul 2010 – Aug 2010 · Raleigh, US

Wireless networking, satellite & cellular systems.

Telecommunications Engineer

Universidad Católica Andrés Bello 2004 – 2011 · Caracas, VE

$ locale -a

Spanish●●●●● native
English●●●●●
Swedish●●●●●
Portuguese●●●●○
Russian●●○○○

$ cat contact.sh

email javier@jvr0x.addy.io x/twitter @jvr0x github @jvr0x product odinscan.ai blog blog.cosmwasmdev.com