AI Lead Engineer (Computer Vision)
About Us
At OKX, we are dedicated to transforming the future through technology. Founded in 2017, we are at the forefront of revolutionizing global systems with our innovative digital asset exchange, Web3 portal, and blockchain ecosystems. With a commitment to reshaping the financial landscape, we offer diverse and advanced products, solutions, and trading tools to over 50 million users across 180 countries worldwide. Embracing diversity and inclusion, OKX empowers individuals to explore Web3 and envisions a financially accessible world driven by blockchain and decentralized finance. Join us in crafting a future full of possibilities!
Job Summary
We are seeking a talented Lead Engineer to join our Computer Vision team. This position requires expertise in developing security protocols for face and ID verification processes and spearheading innovative technologies such as face detection, face recognition, and anti-deepfake measures. The ideal candidate will lead initiatives to fortify the security and integrity of biometric processing systems against sophisticated threats.
Responsibilities
Spearhead the development of cutting-edge computer vision technologies focusing on face detection, face recognition, and anti-deepfake measures while enhancing liveness detection and anti-forgery solutions.
Collaborate with interdisciplinary teams to integrate these solutions into existing platforms while prioritizing scalability and performance.
Remain updated on the latest industry trends and technological advancements in computer vision and security to ensure our solutions retain their cutting-edge status.
Define the strategic trajectory of the team, establishing clear goals and metrics aligned with the company's objectives.
Mentor and cultivate a team of computer vision engineers and researchers, fostering an innovative culture focused on continuous improvement.
Requirements
Hold an advanced degree (MS or PhD) in Computer Science, Electrical Engineering, or a related field, with a concentration on computer vision or machine learning.
Possess a minimum of 10 years of industry experience in computer vision technology development, including hands-on involvement in liveness detection and anti-forgery implementations.
Demonstrate experience in leading large-scale projects and innovations in areas such as liveness detection, face recognition, and anti-deepfake technologies.
Extensive familiarity with AI and machine learning technologies, specifically in the field of computer vision, with potential contributions to reputable open-source projects like GitHub.
Strong leadership abilities to inspire and guide a team of highly skilled technical professionals.
Exceptional problem-solving, leadership, and communication skills.
Preferred Qualifications
Experience in startup settings, dynamic companies, or leading technology firms.
Publication of research or active engagement within the computer vision community, particularly on subjects related to biometric security.
Perks & Benefits
Competitive total compensation package.
Learning and Development programs alongside education subsidies for personal growth.
Various team-building activities and engaging company events.
Senior Go Developer
Web3 + Supabase Developer Needed to Complete BSC Testnet Waitlist & Staking Platform
We are building a production-ready Web3 waitlist and dashboard platform using Next.js 15 (App Router), BSC Testnet, Supabase, and Wagmi v2.
The core architecture, database schema, and feature roadmap are already defined. We are looking for an experienced developer to complete, polish, and harden the project.
This is not a prototype — the goal is a fully working, deployable system with clean code, security best practices, and proper Web3 UX.
🧩 Project Overview
The platform includes:
Wallet-based user registration (BSC Testnet only)
Automatic network detection & switching
Supabase-backed user management
Automatic virtual card generation (Bronze / Silver / Gold)
Token staking system with transaction logging
Referral system with rewards tracking
Dashboard with analytics & history
X (Twitter) OAuth integration
Discord bot with XP & invite tracking
A detailed README and database schema are already prepared.
✅ Responsibilities
You will be responsible for:
Completing and stabilizing the Next.js App Router implementation
Finalizing wallet connection & network enforcement (Chain ID 97)
Ensuring Supabase RLS policies are correct and secure
Implementing or completing:
Staking flows (stake, unstake, claim, emergency withdraw)
Referral tracking & reward logic
Dashboard analytics & transaction history
Finalizing X (Twitter) OAuth integration
Reviewing and improving overall code quality & structure
Fixing bugs, edge cases, and UX issues
Preparing the app for Railway deployment
(Bonus) Improving performance and Web3 UX
🛠 Tech Stack (Must-Have Experience)
Required:
Next.js 14/15 (App Router)
TypeScript
Wagmi v2 + WalletConnect
EVM chains (BSC preferred)
Supabase (Postgres, RLS, triggers, SQL functions)
Tailwind CSS
Web3 transaction handling & logging
Nice to Have:
Discord bot development (Node.js)
OAuth 2.0 (X / Twitter)
Smart contract interaction (staking contracts)
Framer Motion
shadcn/ui / Radix UI
🔒 Security Expectations
You must be comfortable with:
Wallet validation & chain enforcement
Preventing self-referrals & abuse
Transaction hash uniqueness checks
Secure handling of OAuth tokens
Supabase RLS & role-based access
📦 Deliverables
Fully working, deployable application
Clean, documented codebase
Verified Supabase schema & policies
Functional staking & referral systems
Deployment-ready build (Railway)
Basic handover documentation
⏳ Timeline
Estimated duration: 2–4 months
Start: Immediately
Potential for long-term collaboration
💰 Budget
Open to fixed-price or hourly
Please include:
Your estimated timeline
Relevant Web3 / Next.js projects
Any questions or suggestions to improve the system
🧠 How to Apply
When applying, please answer:
Have you built production Web3 apps with Next.js + Wagmi before?
Have you worked with Supabase RLS & SQL triggers?
Share 1–3 relevant projects (GitHub or live links)
What risks or improvements do you see in this architecture?
Generic proposals will be ignored.
Senior Web3 / Crypto Trading Platform Developer
Fullstack Developer Needed for Web3 Prediction Market Platform
We're looking for an experienced Blockchain / Full-Stack Developer to help build a production-ready MVP for a Web3 prediction marketplace.
We’ve already built a basic UI prototype using vibe coding. The goal now is to turn this prototype into a functional, scalable dApp with clean architecture and solid Web3 fundamentals.
This is not a tutorial or experimental project — We’re looking for someone who has real experience shipping blockchain/web3 products.
What You’ll Do
Review and improve an existing UI prototype
Build smart contract logic for a prediction marketplace MVP
Integrate blockchain functionality with the frontend
Develop backend / API logic as needed
Ensure clean, maintainable, production-ready code
Collaborate on product decisions and MVP scope
Tech Stack (Preferred)
Frontend: Next.js / React
Backend: Node.js
Blockchain: Solidity / Rust
Experience with non-EVM chains is a plus (open to discussion)
What We're Looking For
- Strong experience in Blockchain & Web3 development
- Proven ability to build production-ready dApps
- Proficiency in Next.js, React, and Node.js
- Experience designing and shipping MVPs
- Good communication and ability to work independently
Nice to Have
- Previous work on prediction markets, DeFi, or marketplaces
- Experience taking projects from prototype to launch
- Performance, security, and scalability mindset
How to Apply
Please include:
- A brief summary of your Web3 experience
- Links to previous dApps or blockchain projects
- Your preferred tech stack and availability
If you’re an expert in blockchain and Web3 and enjoy building real products from early prototypes, We’d love to hear from you.
Looking for a blockchain developer
The ideal candidate has hands-on experience with React, Node.js, Ethereum smart contracts, and real-world Web3 integrations.
Framework: React 18.2 (Vite 3)
Styling: Tailwind CSS 3.4, NextUI
Animations: Framer Motion
Web3: Thirdweb SDK v4, Ethers.js v5
Routing: React Router DOM v6
State Management: React Context API
Libraries: React Markdown, React Image Gallery, Replyke (comments), React Toastify
Runtime: Node.js
Framework: Express.js
Database: MongoDB Atlas (Mongoose ODM)
Email: Nodemailer
Scheduling: Node-cron
Logging: Pino
Network: Ethereum
Smart Contracts: Solidity ^0.8.19
Development Tools: Hardhat
Libraries: OpenZeppelin, Thirdweb Contracts
Wallet Integration: MetaMask
Frontend
Strong proficiency in React (hooks, context, routing)
Experience with Vite or modern build tools
Solid knowledge of Tailwind CSS and responsive design
Experience using component libraries (NextUI, Material UI, etc.)
Backend
Strong experience with Node.js and Express
Proficiency with MongoDB and Mongoose
REST API design and implementation
Environment configuration and deployment awareness
Blockchain & Web3
Hands-on Ethereum development experience
Solidity smart contract development
Experience with Ethers.js / Thirdweb SDK
Understanding of smart contract security and gas optimization
MetaMask wallet integration and transaction handling
General
JavaScript (ES6+)
Git version control
Async programming and debugging skills
Strong problem-solving ability