Senior Backend Engineer - Node.js Microservices & Cloud

Placements24; Gauteng; On-site; ZAR 900,000 - 1,200,000; Full time

Benefits offered by this job

Health insurance

Retirement fund

Performance-based bonuses

Job summary

Placements24 in Soweto, Gauteng, seeks a Senior Backend Engineer with deep expertise in Node.js and Express.js to develop and maintain robust server-side logic and APIs powering digital products. Design scalable architectures, ensure data security, and optimize performance within a collaborative team.

The ideal candidate will have 5+ years of backend experience, strong RESTful API design skills, and proficiency with relational and NoSQL databases, Docker, and cloud platforms.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or related field, or equivalent practical experience.
• Minimum of 5 years of professional backend development experience.
• Proven expertise in Node.js and the Express.js framework.
• Strong experience designing and implementing RESTful APIs.
• Solid understanding of relational (PostgreSQL, MySQL) and NoSQL (MongoDB) databases.
• Experience with microservices architecture and cloud platforms (AWS/Azure/GCP).
• Familiarity with Docker and Git.

Responsibilities

• Design, develop, and maintain scalable backend services and APIs using Node.js and Express.js.
• Write clean, well-documented, and testable code following best practices.
• Collaborate with frontend developers, product managers, and other stakeholders to deliver new features.
• Optimize application performance, ensuring high availability and low latency.
• Manage and interact with databases (PostgreSQL, MongoDB) for efficient querying.
• Implement robust security measures and data protection protocols.
• Participate in code reviews and provide constructive feedback.
• Troubleshoot and resolve complex production issues.
• Contribute to architectural discussions and technical decision-making.

Skills

Node.js

Express.js

REST APIs

PostgreSQL

MongoDB

Docker

Cloud platforms

Git

Microservices

Performance tuning

Education

Bachelor's degree in CS/SE

Tools

Postman

Jenkins

Job description

Placements24 in Soweto, Gauteng, seeks a Senior Backend Engineer with deep expertise in Node.js and Express.js to develop and maintain robust server-side logic and APIs powering digital products. Design scalable architectures, ensure data security, and optimize performance within a collaborative team.

The ideal candidate will have 5+ years of backend experience, strong RESTful API design skills, and proficiency with relational and NoSQL databases, Docker, and cloud platforms.