DEV/CTO
Resume

Walfran

Open for work
code Computer Engineer Full-Stack & Web3 & AI

I build scalable web applications and distributed systems. Focused on performance, clean architecture, and developer experience. Advanced expertise in AI, Web3 and systems programming.

location_on Oleiros, Galicia, Spain
language borre.store
mail w@borre.store
person he/him

Agentic AI TEAM

New paradigm

The new engineering paradigm — ruled by agentics. A fleet of specialized AI agents I design, direct and orchestrate across the entire delivery lifecycle.

smart_toy

AI Agent Engineer

Builds autonomous agents that plan, call tools and act.

account_tree

AI Orchestration Engineer

Coordinates multi-agent workflows, routing and hand-offs at scale.

monitor_heart

Agent Reliability Engineer

Keeps agents observable, evaluated and stable in production.

shield

AI Safety Engineer

Guardrails, alignment and risk controls for agentic systems.

memory

Context Engineer

Engineers retrieval, memory and context for precise output.

dns

AI Platform Engineer

Builds the infra, tooling and pipelines agents run on.

rocket_launch

Forward-Deployed / Applied AI Engineer

Ships AI solutions embedded directly with customers.

architecture

Cognitive Architect

Architects reasoning, planning and decision-making systems.

Legacy Tech Stack

The foundational arsenal behind two decades of builds — now orchestrated by the agents above.

Linux Linux
Next.js Next.js
TypeScript TypeScript
React React
Rust Rust
Solana Solana
Tailwind CSS Tailwind CSS
Node.js Node.js
Go Go
PostgreSQL PostgreSQL
Redis Redis
Prisma Prisma
Cloudflare Cloudflare
Docker Docker
cloud AWS
cloud Azure
MCP MCP
Python Python
Dart Dart
Flutter Flutter
PHP PHP
Kubernetes Kubernetes
Bitcoin Bitcoin
Ethereum Ethereum
MongoDB MongoDB
Kafka Kafka
Celery Celery
RabbitMQ RabbitMQ

Experience

Two decades building and leading across Web3, AI, IoT and distributed systems — from Venezuela to China to Spain.

25+ Years in tech
CTO / tech-lead roles
1,000+ IoT devices deployed
3 Continents worked across

Fractional CTO · Lead Full-Stack Engineer · UX/UI · Database Architect

ttrade.global · Traceability Trade SL · Remote
Jan 2026 – Present

Designed and built the entire next-generation Digital Product Passport (DPP) platform end to end — frontend, UX/UI, database and backend — for traceable, sustainable supply chains.

  • Architected end-to-end product-lifecycle traceability from raw materials to recycling, with immutable blockchain checkpoints and live data flow.
  • Fused AI, IoT and blockchain into a unified data core — digital-twin interaction, carbon-footprint tracking and circular-economy credits.
  • Shipped a multi-tier SaaS product (membership plans, full API access) with a trilingual interface (English · Español · 中文) and dark mode.
Full-Stack UX/UI Blockchain AI IoT i18n

Fractional CTO · Product Manager · UX/UI · AI Flow Builder

velocraze.com · Remote
Jun 2025 – Dec 2025

Hands-on technical and creative leadership with full product ownership. Took a cross-functional team of 4 (3 backend, 1 frontend) from zero to a live product — owning architecture, roadmap, UX/UI and the AI pipeline end to end.

  • Defined a microservices, event-driven architecture across Python, Go, Next.js and AWS.
  • Built messaging with Apache Kafka & RabbitMQ and task queues with Celery.
  • Designed LLM-assisted, RAG-style and agentic workflows for research, content and automation.
Go Next.js AWS Kafka LLM / RAG

EMEA Support Engineering Manager

Fanvil Technology Co., Ltd · Shenzhen, China
Aug 2021 – Oct 2024

Led pre-sales and technical support across the EMEA region for IoT, VoIP and cloud products, driving integration, troubleshooting and customer success.

  • Trained distributors and customers managing 1,000+ IoT audio/video devices in large-scale projects.
  • Owned Fanvil's presence at Integrated Systems Europe (ISE), Barcelona, two years running.
  • Deep SIP, Wireshark, TR-069, REST and ITIL expertise for multi-platform integration.
IoT VoIP / SIP Wireshark ITIL

Chief Technical Officer

Oneandbit LLC · A Coruña, Spain & Pembroke Pines, USA
Jan 2016 – May 2021

Designed and shipped blockchain solutions for logistics and manufacturing, combining IoT and digital twins with secure data-governance frameworks.

  • Pioneered token-based validation systems for scalable, high-demand log-data processing.
  • Validated decentralized networks — BitcoinSV, Ethereum, NEM, Bitcoin, IOTA — and built EDI systems.
  • Drove Blockchain Business Model Innovation use cases and R&D for Industry 4.0/5.0.
Blockchain Digital Twins IoT EDI

Senior System & Network Administrator

Networkguru · Valencia, Venezuela & Pembroke Pines, USA
2014 – 2017

Full-lifecycle network and systems administration plus pre-sales consulting and full-stack delivery for a global client base.

  • Ran help desk and support for 500+ workstations in data-critical, high-availability environments.
  • Deployed VoIP telephony (Asterisk, FreePBX), virtualization and disaster-recovery solutions.
  • Kaspersky Business Edition reseller and endpoint-security lead in the region.
Linux VMware Networking VoIP

Technical & Operations Director

Pcclinique.com · Valencia, Venezuela
2005 – 2014

Unix/Linux system administration and infrastructure management across computing clusters, cloud and core servers in 24/7 production environments.

  • Led Linux virtualization with VMware, Proxmox, Oracle VM and Xen.
  • Administered WAN/LAN/VLAN/VPN infrastructure and the full LAMP stack.
Unix / Linux Virtualization LAMP

Startup Founder & CTO

Rumbavalencia.com · Valencia, Venezuela
2001 – 2008

Founded and led a startup end to end — vision, product development, team building and go-to-market — navigating a fast-paced, pivot-driven environment.

Founder Product Full-Stack
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Education

school

B.Sc. Computer Engineering

Universidad José Antonio Páez (UJAP) · Venezuela
2000 – 2006

Languages

translate Spanish
Native
language English
C1 · Proficient

Featured Projects

networkguru.us

Flagship platform

Responsible Technology Acceleration Hub — a human-centered platform built on one principle: AI accelerates, humans decide, and governance protects.

Unifies AI governance, secure-engineering best practices, and full-lifecycle management of sensitive data, API keys and certificates — powered by a real-time Global Vulnerability Intelligence Map of live CVEs, zero-days and supply-chain risk.

AI Governance Cybersecurity CVE Intelligence Secrets & Key Lifecycle DevSecOps

ttrade.global

AI-driven Digital Product Passports and blockchain-powered supply chain transparency solutions.

Focusing on sustainability, industrial applications, and integrating AI, IoT, and blockchain technologies.

AI Blockchain IoT Digital Product Passports Supply Chain

oneandbit.com

Industrial tokenization platform connecting capital with productivity via fractional ownership.

Converts manufacturing processes into verified digital assets with IoT sensors notarized on the blockchain.

Tokenization Blockchain Smart Contracts IoT Real-World Assets

iostamp.com

Blockchain-based verification and timestamping service for securing digital intellectual property.

Cryptographically stamps digital assets providing immutable proof of creation and ownership.

Blockchain Timestamping Cryptography IP Protection Zero-Knowledge

felo.live

Live Group Voice Chat mobile application and social platform.

Create audio chatrooms for real-time conversation and community building.

Flutter Real-Time Audio WebRTC Mobile Social

velocraze.com

Gamified e-commerce marketplace platform for sustainable and user-focused shopping.

Includes a "Solver" tool to help users find product solutions for specific scenarios.

Next.js Go AI Gamification E-Commerce

Universal Plastic

White paper on the technical level solution and implementation for Universal Plastic.

Authored the technical architecture and implementation strategy (2021).

Blockchain AI Whitepaper Sustainability Carbon Credits

Articles & Thoughts

Writing about code, architecture, and the things I learn along the way.

Blockchain 2026

The #StampBeforeYouPost Manifesto

Learn why traditional copyright is failing creators in the AI era and how blockchain-based timestamping is emerging as the new standard for intellectual property protection.

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AI & IP 2026

Your AI Work Has No Copyright

As AI-generated content floods the web, proving human authorship is more critical than ever. Discover practical ways to securely verify and establish your original digital work.

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Security 2026

SecureSend by IOStamp

Explore the mechanics of SecureSend, a zero-knowledge file sharing solution that guarantees privacy and security for transferring sensitive documents without exposing them to third parties.

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Get in Touch

I'm currently open for new opportunities. Whether you have a question or just want to say hi, I'll try my best to get back to you!