Blockchain Platform Engineer: Scale & Secure Distributed Infra

Placements24; Sandton; Hybrid; ZAR 900,000 - 1,400,000; Full time

Benefits offered by this job

Competitive salary

Health, dental, and vision insurance

Professional development

Sandton location

Job summary

Placements24 is seeking a Blockchain Platform Engineer to join our client’s team in Sandton. You will design, build and scale robust blockchain infrastructure powering decentralized solutions, focusing on reliability, security and performance across networks.

You will deploy and maintain tools for deploying, monitoring and managing nodes, collaborate with developers, ensure uptime, and explore new blockchain technologies to keep the platform ahead in the crypto space.

Qualifications

• Proven experience as a DevOps/Infrastructure Engineer with blockchain focus.
• Deep understanding of blockchain protocols (Ethereum, Hyperledger) and operations.
• Experience with cloud platforms (AWS, Azure, GCP) and containers (Docker, Kubernetes).
• Scripting skills (Python, Go, Bash) and infrastructure‑as‑code tooling.
• Knowledge of network security for distributed systems.
• Strong problem‑solving and teamwork abilities.

Responsibilities

• Design, implement, and manage scalable blockchain infrastructure.
• Develop tools and automation for deploying and monitoring nodes.
• Ensure security, integrity, and high availability of platforms.
• Collaborate with development teams to integrate apps and smart contracts.
• Troubleshoot complex infra issues and optimize performance.
• Research and adopt new technologies and best practices.

Skills

DevOps

Blockchain tech

Cloud platforms

Scripting

Security

Teamwork

Tools

Docker

Kubernetes

Job description

Placements24 is seeking a Blockchain Platform Engineer to join our client’s team in Sandton. You will design, build and scale robust blockchain infrastructure powering decentralized solutions, focusing on reliability, security and performance across networks.

You will deploy and maintain tools for deploying, monitoring and managing nodes, collaborate with developers, ensure uptime, and explore new blockchain technologies to keep the platform ahead in the crypto space.