Blockchain Integration Architect - Hybrid

Placements24; Klerksdorp; Hybrid; ZAR 550,000 - 900,000; Full time

Benefits offered by this job

Competitive rate

Hybrid work

Diverse projects

Future opportunities

Team of IT pros

Job summary

Placements24 is seeking a Blockchain Integration Specialist in Klerksdorp, North West for a contract role with hybrid work. You will design and implement APIs, middleware, and connectors to enable secure data exchange between on-chain and off-chain environments.

The role requires 3+ years in software development and systems integration, plus blockchain experience and API proficiency (RESTful, GraphQL). Apply to join a team delivering enterprise-level blockchain integrations.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or related field is required.
• Minimum 3 years of software development and systems integration experience.
• Proven blockchain experience and understanding of smart contracts.

Responsibilities

• Design, develop, and maintain robust APIs for blockchain integration.
• Develop middleware to bridge blockchain networks with legacy systems and third-party apps.
• Implement secure data synchronization between on-chain and off-chain databases.
• Collaborate with system architects to define integration strategies.
• Troubleshoot and resolve blockchain integration issues.
• Ensure security, performance and scalability of integrated solutions.
• Document integration processes, APIs, and specifications.
• Stay updated on blockchain integration patterns and technologies.
• Conduct testing and validation of integrated systems.

Skills

API development

RESTful APIs

GraphQL

Node.js

Python

Java

Blockchain technologies

Smart contracts

Security best practices

Data synchronization

Education

Bachelor's degree in Computer Science, Software Engineering, or related field

Tools

Ethereum

Hyperledger

SQL

NoSQL

Job description

Placements24 is seeking a Blockchain Integration Specialist in Klerksdorp, North West for a contract role with hybrid work. You will design and implement APIs, middleware, and connectors to enable secure data exchange between on-chain and off-chain environments.

The role requires 3+ years in software development and systems integration, plus blockchain experience and API proficiency (RESTful, GraphQL). Apply to join a team delivering enterprise-level blockchain integrations.