The problem Velo solves

Velocity Finance addresses several critical challenges in the current DeFi trading landscape:

Accessibility Gap: Traditional perpetual futures trading platforms often have complex interfaces and high barriers to entry. Velocity Finance simplifies this with an intuitive interface that welcomes both novice and experienced traders.
Price Oracle Reliability: Many DeFi trading platforms suffer from price manipulation risks. By integrating Pyth Network's decentralized oracle, we ensure reliable, manipulation-resistant price feeds for all trading pairs.
Gas Efficiency: By building on Base, we significantly reduce transaction costs compared to Ethereum mainnet, making frequent trading and position management economically viable.
Leverage Limitations: While CEX platforms offer leverage trading, they require KYC and have geographical restrictions. Our platform provides up to 100x leverage in a permissionless environment.
Transparency Issues: Unlike centralized exchanges, our platform's smart contracts are open-source and verifiable, ensuring complete transparency in liquidation mechanisms and trading processes.

Challenges we ran into

TradingView Integration Complexity

Challenge: Initially, the TradingView widget would reload entirely when switching between trading pairs, causing a jarring user experience.
Solution: Implemented a custom wrapper component with proper cleanup and reinitialization logic to ensure smooth transitions.

Price Feed Synchronization

Challenge: Maintaining consistent price feeds across the UI and smart contract was challenging due to potential oracle delays.
Solution: Implemented a fallback system using multiple price sources and added proper error handling for price discrepancies.

Wallet Connection States

Challenge: Managing various wallet states (connecting, connected, wrong network) while ensuring a smooth user experience.
Solution: Created a robust state management system with clear user feedback for each possible wallet state.

Smart Contract Optimization

Challenge: Balancing between gas efficiency and feature completeness in the perpetual trading contract.
Solution: Implemented batched updates and optimized storage patterns to reduce gas costs while maintaining full functionality.