Portfolio

Active in Bitcoin and blockchain since 2011 (Bitcointalk contributor), I design and build Web3 and blockchain-based systems focused on real users, real value, and long-term trust, with an emphasis on security, auditability, and system-of-record integrity.I build Web3 and blockchain-based systems focused on real users, real value, and long-term trust, with an emphasis on security, auditability, and system-of-record integrity. My work spans smart contracts, full-stack platforms, cloud based SaaS, tokenized systems, secure collaboration infrastructure, and on-chain identity, with a focus on compliance-aware architecture, deterministic behavior, and operational reliability. My work includes evaluating protocol design tradeoffs, including consensus models, identity layers, and the interaction between on-chain and off-chain systems in regulated environments.

Core specialties

• Technical writing on blockchain systems with 200K+ views, focused on protocol design and real-world implementation (Quora)
• Protocol design, migrations, and system evolution
• Smart contract engineering, security, and upgradeable architectures
• Wallet integration and key lifecycle management
• Tokenomics and deterministic value distribution systems
• On-chain identity, reputation, and eligibility enforcement

The projects below represent hands-on systems I’ve architected and delivered across multiple layers of the Web3 and financial technology stack, including protocol design, token economics, identity systems, and user-facing platforms. Each project was designed to solve a real-world problem, such as verifiable value distribution, reducing user friction, enforcing trust boundaries, or enabling auditable system behavior.

While a significant portion of my work has been delivered under NDA for regulated and enterprise clients, including regulated financial systems, digital asset platforms, and infrastructure-level architectures, the following projects represent systems I can discuss in detail and reflect the same architectural patterns, security controls, and design principles used in those engagements.

Blockchain Voting Feasibility Study (Identity, Privacy, and Verifiable Systems). I served as CTO on a blockchain voting feasibility study alongside a former DOJ division head, a western state Secretary of State, and other public sector stakeholders.

• Stronger auditability and transparency
• True end to end verification, including at the individual voter level
• Increased voter confidence, since voters are not asked to trust the system blindly
• Faster and more reliable tabulation
• Potentially improved accessibility, especially for overseas and disabled voters

This work reflects the same architectural challenges present in institutional blockchain systems, including custody, identity gating, and auditability.

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Featured projects with technical write-ups include:

TeamVault A secure team file vault and controlled document distribution platform designed for organizations handling sensitive data requiring auditability, access control, and traceable distribution without per-user SaaS pricing.

• Provides role-based access control, hierarchical permissions, append-only audit logging, and verified downloads with forensic watermarking to ensure accountability and traceability of file access and distribution events.
• Role: Co-founder, product architect, developer, and lead system designer
• Status: Active development as a cloud-native secure document platform focused on controlled access, audit logging, and secure team collaboration
• Link: TeamVault.cloud

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VHASH A Proof-of-NFT-based protocol designed to enable deterministic, verifiable reward distribution without reliance on traditional proof-of-work systems.

• Implements modular, upgradeable smart contract architecture to support evolving protocol logic while maintaining state continuity and operational flexibility.
• Role: CTO, co-creator of the Proof-of-NFT concept, original architect
• Status: Launched on Ethereum mainnet (Dec 2024)
• Link: vhash.xyz

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LOOTCoin A gasless, GPS-based rewards platform designed for real-world engagement, incorporating location validation, bot resistance, and anti-Sybil controls to ensure fair participation and verifiable user activity.

• Role: Sole developer
• Status: Personal project, in development

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Root Anarchy – Experimental Identity & Reputation Framework. Independent research project exploring identity, reputation, and trust modeling in decentralized systems. Designed a system for representing identity, experience, and progression as verifiable on-chain state, combining blockchain primitives with AI-assisted modeling techniques.

• Focused on expressing trust, capability, and behavioral signals through deterministic identity and reputation mechanisms, with an emphasis on verifiability, resistance to manipulation, and system integrity.
• The project draws light inspiration from cyberpunk narratives, particularly their exploration of identity, reputation, and decentralized trust, while grounding the implementation in practical, real-world system design.
• Development progressed to alpha stage and was paused due to the regulatory and legal complexity associated with compliant skill-based systems.
• Role: Sole developer

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Each project links to a deeper case study covering system context, architecture, security considerations, and key design decisions.

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Smaller blockchain projects

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Quick research projects

As part of my work as a developer and systems architect, I regularly evaluate emerging technologies to determine whether they can support real-world use cases and what a viable architecture would require.

These short-form projects are focused on feasibility validation, constraint discovery, and architectural exploration.