Job Details

CTO Chief Technical Officer at 10arx, a remote full-time position. The company is building a next-generation trading terminal for prediction markets using AI and smart contracts. Offers up to $10,000/month + equity.

10arx is creating a next-generation trading terminal for prediction markets (Polymarket, Kalshi) — an AI-native layer based on smart contracts, providing retail traders with professional-level tools: AI event analysis, autonomous bots, top wallet trade copying, and risk management. Essentially, it's an "AI power station" for prediction markets.

Ideal candidate: - Trades on Polymarket/Kalshi or deeply understands prediction markets - Has experience in FinTech, DeFi, or trading terminal development - Participated in launching Web3 projects - Actively uses AI in daily development (Cursor, Claude, Copilot) What needs to be built: - Real-time web terminal (React/TS) with aggregation and AI analysis of Polymarket events - Smart contract layer on Solidity (EVM, Polygon) for order execution, hedging, custom pools - AI engine: analysis of probabilities and news background using LLM - Autonomous trading bot system with personalization - Integrations via MCP protocol for external AI agents - Copy Trading module with risk control Stack: - Backend: Go / Rust - Blockchain: Solidity, EVM, ethers.js / go-ethereum - Frontend: React, TypeScript, TanStack - Data: PostgreSQL, Redis, Elasticsearch - Infra: Docker, CI/CD - AI: used daily in the workflow Mandatory: - Experience in creating trading platforms, exchanges, or DeFi protocols - Deep knowledge of Solidity and EVM - Practice in building real-time systems (WebSocket, event streaming, order book) - Real cases of integrating LLM into products (not just experiments) - Ability to work from architecture to deployment Desirable: - Direct experience with Polymarket, Kalshi - Tech lead or CTO role in Web3 startups - Knowledge of prediction market microstructure (liquidity, arbitrage, market making) - Experience with Polymarket CLOB / MATIC / Polygon - Understanding of AI agent protocols (MCP, OpenClaw)

- Up to $10,000/month + significant company share (equity) - Founding Engineer / CTO position - Team with funding and expertise in the niche - Fully remote work, full-time (5/2)