Kassy OlisakweWho I am & my professional history
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Professional Summary

Kassy Olisakwe|

Developing and Protecting Decentralized Solutions

Hi, i'm Kassy Olisakwe 👨‍💻Senior Blockchain Developer & Smart Contract Auditor 🔐 | Experienced Web3 Project Manager🚀

SecurityDevelopmentConsultancy
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HELPING ORGANIZATIONS AND INDIVIDUALS BRIDGE THE GAP BETWEEN THEIR WEB3.0 DREAMS AND REALITY

updated CV
01

CAREER HIGHLIGHTS

My Professional Experience

2023-presentIn progress

Tech Lead / Head of Smart Contract Development & Security

As Tech Lead at Utribe, I lead full-stack blockchain development, smart contract security, wallet infrastructure, security policy review, and launch readiness across Polygon, Ethereum, and Solana.

2022-2023Done

Senior Blockchain developer/PM

As a Blockchain Project Manager at Coinbase, I oversaw the Coinbase One project for fee-free trading and the expansion of its international presence. I collaborated with teams and partners to streamline staking processes, conducted smart contract audits, and developed innovative blockchain technologies. Throughout my tenure, I fostered an environment that drove innovation, efficiency, and value creation within the cryptoeconomy.

2020-2022Done

Blockchain Developer

I built, managed and audited over 75 web3 solutions from scratch to deployment for our clients.

2017-2023Done

Blockchain Developer

I provided NFT design, smart contract development and auditing services for over 315 projects(including repeat clients)over the course of 6 years.

02

some of my achievements in the Web3 space

Some Web3 Achievements

01

Security

Smart contract auditing, public contest findings, private audits, and protocol security leadership.

  • Recorded 100+ verified findings across public audits and bug bounty competitions on Cantina, Code4rena, Sherlock DeFi, HackenProof, and other competitive security platforms.

  • Completed 150+ private audits for Web3 teams across token systems, staking flows, DeFi mechanics, NFT contracts, and protocol integrations, with select reports available where NDA restrictions allow: Sablier Protocol, Stake-link, and Swap Exchange.

  • Audited hundreds of smart contracts across EVM and Solana ecosystems using manual review, static analysis, dynamic testing, and exploit-path reasoning.

  • Generated $250,000+ from public bug bounty and audit competition platforms through consistent vulnerability research and high-signal reporting.

  • Audited Utribe security policies, reviewed internal risk controls, and led launch-readiness work as Tech Lead to move the organization toward safer production operations.

  • Reviewed proof-of-reserve, liquidity, whitelist, KYC, token, and payment-related systems for operational and smart-contract risk.

  • Produced clear audit reports with issue impact, reproduction notes, mitigation recommendations, and developer-friendly remediation guidance.

  • Built security workflows around threat modeling, invariant testing, access-control review, call-graph analysis, and post-fix validation.

02

Development

Full Stack / Smart Contract Development

  • Tech Lead at Utribe, responsible for blockchain product architecture, full-stack delivery, smart contract systems, and security execution.

  • Built the Utribe wallet experience that enables users to buy gold-backed tokens with stablecoins and payment rails.

  • Developed ERC20 token infrastructure, gift-token pricing systems, liquidity flows, and proof-of-reserve tooling for Utribe's ecosystem.

  • Worked across payment rails, card systems, banking integrations, stablecoin flows, and financial-service product requirements.

  • As the head of Aurora Web3, built and shipped Web3 applications across Ethereum, Polygon, Solana, and other EVM-compatible networks.

  • Led or contributed to 75+ projects from scratch at Interexy, including decentralized applications, client-facing blockchain products, and production smart contracts.

  • Provided NFT, smart contract, and Web3 development services to 315+ freelance clients over six years.

  • Designed project structures, optimized smart contracts, improved gas efficiency, and strengthened codebases before deployment.

  • Notable project work includes Bloktopia, Enjin, and Unilend, alongside leading teams through planning, implementation, security review, deployment, and post-launch iteration.

03

Consultancy

Protocol, product, security, and delivery consulting.

  • Advised Web3 teams through Upwork, freelance channels, Aurora Web3, and Interexy on protocol architecture, implementation strategy, and launch risk.

  • Helped clients define technical scope, select chains, structure milestones, and avoid expensive mistakes before development started.

  • Consulted on token launches, staking products, NFT systems, DeFi integrations, wallet flows, liquidity design, and payment-related blockchain features.

  • Translated business requirements into engineering plans, security priorities, implementation roadmaps, and audit-ready technical documentation.

  • Guided teams on secure development lifecycle practices from planning and threat modeling to code review, testing, deployment, and monitoring.

  • Worked with remote teams using Slack, Zoom, Google Workspace, Discord, Jira, Bitbucket, and client-side delivery processes.

  • Managed cross-functional conversations between founders, developers, designers, auditors, and business stakeholders.

  • Supported compliance-aware product decisions around KYC, whitelist systems, access controls, payment rails, and financial-service workflows.

03

Core Tech-Stack

A fuller stack across protocol security, full-stack Web3 engineering, Move/Solana ecosystems, AI-assisted review, and remote delivery.

01

EVM Security & Protocol Tools

Solidity, Foundry, Forge, Cast, Anvil, Hardhat, Slither, Mythril, Echidna, Medusa, Halmos, hevm, Tenderly, OpenZeppelin, Geth, Remix, Ethers.js, Viem, Wagmi, Truffle, Ganache, Brownie

02

Solana Tools

Rust, Anchor, Anchor CLI, Seahorse, Metaplex, Solana CLI, Solana Program Library, Soteria, Solana Explorer, Solana Tool Suite, BPF tooling

03

Languages

Solidity, Rust, Move, TypeScript, JavaScript, Python, Go, C, Java, SQL

04

Full Stack Tools

React, Next.js, Vite, Vue, Node.js, Express, REST APIs, GraphQL, PostgreSQL, MongoDB, Redis, Docker, GitHub Actions, wallet integrations, payment rails

05

Move Tools

Move CLI, Sui CLI, Aptos CLI, Move Prover, Move Analyzer, Sui Move, Aptos Move, Move unit tests, package publishing, object/resource model review

06

AI & Agentic Tools

OpenAI Codex, Claude Code, Cursor, Windsurf, GitHub Copilot, Aider, LangChain, LlamaIndex, custom audit agents, agent evaluation workflows

07

Remote & Delivery Tools

Slack, Zoom, Google Workspace, Microsoft Workspace, Discord, Jira, Linear, Notion, GitHub, GitLab, Bitbucket, technical documentation, async delivery

04

Some notable projects.

These are 3 examples of projects i worked on out of the lot.

01

SGEMVERSE

GAME · INVEST · GEM · SOCIAL

02

Enjin

Enjin is the world's most advanced NFT & gaming product tech-stack.

03

Unilend

Unilend is Building Protocols To Democratize AI, Blockchain And Decentralized Finance.

05

My passions

01

Blockchain

I am a Blockchain Developer and Security Engineer with nearly a decade of experience. I’ve built and contributed to numerous groundbreaking projects, solidifying my expertise in Web3 security and development.

02

Virtual Reality & 3D Modeling

As an AR and VR hobbyist, I’ve designed immersive virtual worlds and crafted 3D characters, including 3D NFTs during the early NFT boom.

03

Artificial Intelligence

As a neuroscientist, I’m fascinated by the brain and its potential replication in robotics. I’ve authored a book on artificial intelligence, which you can reach out to me for.

04

Cybersecurity

Before getting involved in the blockchain space, I was a Cybersecurity Engineer and ethical hacker.Cryptography and securing systems naturally evolved into my love for blockchain security.

05

Robotics

Building robots is a personal passion. From physical robotic assistants to founding Kassy Dynamics—a surveillance-focused weapons manufacturing company.

06

Gaming

In my spare time, I enjoy playing games like Call of Duty, FIFA, and other AAA titles.