Senior Blockchain Architect — Remote, Flexible Hours, Equity

Placements24; Mbombela (Nelspruit); Hybrid; ZAR 900,000 - 1,500,000; Full time

Benefits offered by this job

Stock options

Global health insurance

Remote-first culture

Home office stipend

Conference sponsorships

Job summary

Placements24 is seeking a highly experienced Senior Blockchain Engineer to join a fully remote team. You will design, develop, and deploy scalable blockchain solutions, architect decentralized systems and write secure smart contracts, while collaborating with a global team.

The role focuses on leveraging expertise in blockchain platforms and cryptography, with remote-first collaboration and opportunities for impact in a growing crypto space.

Qualifications

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
• 7+ years of professional software development experience, with at least 5 years specifically in blockchain.
• Expertise in one or more blockchain platforms (e.g., Ethereum, Binance Smart Chain, Solana) and smart contract programming languages.
• Strong understanding of distributed systems, cryptography, and consensus mechanisms.
• Experience with cloud platforms (AWS, Azure, GCP) and containerization technologies (Docker, Kubernetes).
• Excellent communication and collaboration skills, essential for a remote-first role.

Responsibilities

• Lead the design and development of new blockchain protocols and decentralized applications (dApps).
• Write secure, optimized, and well-tested smart contracts using languages like Solidity or Rust.
• Architect and implement robust APIs and backend services for blockchain integration.
• Collaborate with product managers, designers, and other engineers in a remote setting to define and deliver features.
• Conduct code reviews, mentor junior engineers, and contribute to establishing engineering best practices.
• Troubleshoot and resolve complex technical issues across the blockchain stack.

Skills

Blockchain development

Smart contract programming

Distributed systems

Cryptography

Remote collaboration

Education

Bachelor's or Master's degree in Computer Science or Engineering

Master's degree

Tools

Docker

Kubernetes

AWS

Azure

GCP

Job description

Placements24 is seeking a highly experienced Senior Blockchain Engineer to join a fully remote team. You will design, develop, and deploy scalable blockchain solutions, architect decentralized systems and write secure smart contracts, while collaborating with a global team.

The role focuses on leveraging expertise in blockchain platforms and cryptography, with remote-first collaboration and opportunities for impact in a growing crypto space.