Senior Blockchain Engineer; Backend

Our client, a prominent player in the decentralized finance (DeFi) arena, is looking for a talented Senior Blockchain Engineer to enhance their backend systems. This role is integral to building robust, scalable, and secure decentralized applications that power the future of finance. You will be responsible for designing, developing, and maintaining the core blockchain infrastructure and services that support our innovative product offerings.

The position is located in Welkom, Free State, ZA
, offering a unique opportunity to contribute to groundbreaking projects within the crypto and blockchain industry. The ideal candidate possesses a strong foundation in software engineering principles, coupled with specialized knowledge of blockchain technologies and distributed systems. You'll join a dynamic team that values collaboration, technical excellence, and a commitment to pushing the boundaries of what's possible in decentralized technology. This is your chance to make a significant impact on the future of financial services.

• Design, develop, and implement high-performance backend services for blockchain applications.
• Develop and maintain smart contracts and integrate them with backend systems.
• Build and optimize APIs for seamless interaction with decentralized applications (dApps).
• Ensure the scalability, security, and reliability of blockchain infrastructure.
• Work closely with frontend developers to integrate backend services with user interfaces.
• Implement robust data management solutions for on-chain and off-chain data.
• Troubleshoot and resolve complex technical issues across the stack.
• Participate in code reviews, testing, and deployment processes.
• Stay current with emerging blockchain technologies and industry trends.
• Contribute to architectural decisions and technical strategy for backend systems.

• Proven experience as a Backend Engineer with a focus on blockchain technologies.
• Strong programming skills in languages such as Go, Rust, Node.js, or Python.
• Experience with smart contract development (Solidity preferred).
• Deep understanding of blockchain principles, consensus mechanisms, and cryptographic concepts.
• Experience with distributed systems and database technologies (SQL/No
  
  SQL).
• Familiarity with cloud platforms (AWS, Azure, GCP) and containerization (Docker, Kubernetes).
• Experience building and consuming RESTful APIs.
• Excellent problem-solving, debugging, and analytical skills.
• Strong understanding of security best practices for backend systems and dApps.
• Bachelor's degree in Computer Science or a related field, or equivalent professional experience.

• Competitive salary and attractive bonus structure.
• Comprehensive medical, dental, and vision insurance.
• Generous stock options package.
• Opportunities for career advancement and professional development.
• Exposure to cutting-edge blockchain technology and challenging projects.
• Collaborative and innovative work culture.
• Paid time off and company holidays.
• Relocation assistance for qualified candidates.
• Convenient office location in Welkom, Free State, ZA
  .