DeFi DApp with Staking

I'm looking for an experienced blockchain developer to create a smart contract for a DeFi application. The DApp will focus on staking and yield farming.

Key Requirements:
- Develop a secure and efficient smart contract
- Implement staking and yield farming features
- Ensure scalability and security

Ideal Skills:
- Expertise in smart contract development
- Experience with DeFi protocols
- Strong knowledge of blockchain security practices

Please provide examples of previous work and relevant qualifications.