Cryptocurrency Blockchain Development

I need a blockchain developer to create a cryptocurrency-focused blockchain with transaction management functionalities. The consensus algorithm should be Proof of Work (PoW).

Key requirements:
- Develop a PoW consensus mechanism
- Implement robust transaction management system
- Ensure security and scalability

Ideal skills and experience:
- Expertise in blockchain development
- Strong knowledge of PoW algorithms
- Experience with transaction management systems
- Background in cryptocurrency projects