Software Engineer - Solana
Propr is an onchain proprietary trading firm that funds traders across crypto, equity, commodity, and forex perpetuals, as well as prediction markets. Traders keep 80% of their profits and receive instant USDC payouts.
Funding history
Projects
About Propr
Propr provides funded trading accounts through evaluation challenges, allowing successful traders to access the firm's capital and retain 80% of profits. Its platform supports more than 150 markets, including Hyperliquid perpetuals and Polymarket prediction markets, with transparent execution, onchain USDC payouts, and no time limits. Propr also offers REST API, Python, and JavaScript SDK access for developers, AI agents, trading applications, and products integrating funded capital.
Skills
Candidate Availability
Required and preferred rules are kept separate and reflect the wording in the original posting.
About the Role
You design and build Solana programs (smart contracts) in Rust using Anchor framework. You integrate with Solana DeFi protocols Jupiter Drift Meteora Raydium. You implement real time WebSocket feeds for Solana accounts transactions and program logs. You build automated trading strategies executing on Solana with sub-100ms latency. You develop on chain risk management: position limits, liquidation triggers, PDA based account validation. You write comprehensive integration tests against devnet mainnet RPC nodes. You optimize transaction construction: compute unit limits, priority fees, account pre fetch ing. You design secure PDA schemas and CPI patterns.
Requirements
- 3+ years of software engineering experience 1+ years building on Solana.
- Production experience writing Solana programs in Rust with Anchor framework.
- Deep understanding of Solana architecture accounts PDAs CPIs compute units rent.
- Hands on experience with Solana tooling solana cli anchor cli web3 js or @solana/web3.js.
- Experience integrating with major Solana protocols Jupiter Drift Phoenix Meteora etc.
- Proficiency with TypeScript Node.js for building off chain services and WebSocket clients.
- Understanding of SPL tokens token 2022 associated token accounts.
- Experience with transaction optimization compute budget priority fees retries.
- Familiarity with RPC providers Heliu s QuickNode Triton and their rate limits quirks.
- Ability to read and understand on chain program code via Solana Explorer or Anchor IDL.
- Strong testing discipline unit tests integration tests against live devnet mainnet.
Responsibilities
- Design and build Solana programs in Rust using Anchor framework.
- Integrate with Solana DeFi protocols Jupiter Drift Meteora Raydium.
- Implement real time WebSocket feeds for Solana accounts transactions and program logs.
- Build automated trading strategies executing on Solana with sub-100ms latency.
- Develop on chain risk management: position limits liquidation triggers PDA based account validation.
- Write comprehensive integration tests against devnet mainnet RPC nodes.
- Optimize transaction construction compute unit limits priority fees account pre fetching.
- Design secure PDA schemas and CPI patterns.