Senior Backend Software Engineer (Node.js)

Placements24; Upington; Hybrid; ZAR 1,653,000 - 2,480,000; Full time

Job summary

Placements24 is seeking a highly experienced Senior Backend Software Engineer specializing in Node.js. This fully remote role allows you to work from Upington, Northern Cape, or anywhere. You will design, develop, and maintain scalable backend systems powering our e-commerce platform.

You will mentor juniors, contribute to architecture, and write robust code. The position requires 5+ years in backend development, with at least 3 years in Node.js/Express.js, strong JS/ES6 skills, and experience

Qualifications

• 5+ years in backend software development.
• 3+ years with Node.js and Express.js.
• Strong JavaScript (ES6+) and asynchronous programming.
• Experience with relational databases (PostgreSQL) and/or NoSQL (MongoDB).
• Proven experience designing RESTful APIs.
• Familiarity with microservices and event-driven systems.
• Experience with cloud platforms and Docker is a plus.
• Proficiency with Git and remote collaboration.

Responsibilities

• Design, build, and maintain Node.js backend services and APIs.
• Develop and manage database schemas and optimize queries for PostgreSQL or MongoDB.
• Implement and maintain robust security and data protection measures.
• Collaborate with frontend developers and product managers to define and implement new features.
• Write high-quality, well-tested, and maintainable code.
• Optimize application performance for maximum speed and scalability.
• Troubleshoot, debug, and upgrade existing systems.
• Conduct thorough code reviews, providing constructive feedback to team members.
• Participate in architectural discussions and contribute to technical roadmap planning.
• Ensure the backend integrates smoothly with UI/UX designs.

Skills

Node.js

Express.js

JavaScript ES6+

RESTful APIs

Microservices

Cloud platforms

Docker

Git

Remote communication

Education

Bachelor's degree in CS or related field

Tools

PostgreSQL

MongoDB

AWS/Azure/GCP

Job description

About the Role

Our client, a fast-growing e-commerce platform, is seeking a highly experienced Senior Backend Software Engineer specializing in Node.js . This is a fully remote position, enabling you to work from anywhere, including Upington, Northern Cape . You will play a critical role in designing, developing, and maintaining the scalable, high-performance backend systems that power our client's digital operations. We are looking for a proactive and skilled engineer who can contribute to architectural decisions, mentor junior developers, and write robust, efficient code. This is an excellent opportunity to join a forward-thinking company and make a significant impact on a rapidly evolving platform.

Key Responsibilities

• Design, build, and maintain efficient, reusable, and reliable Node.js backend services and APIs.
• Develop and manage database schemas and optimize queries for PostgreSQL or MongoDB.
• Implement and maintain robust security and data protection measures.
• Collaborate with front-end developers and product managers to define and implement new features.
• Write high-quality, well-tested, and maintainable code adhering to best practices.
• Optimize application performance for maximum speed and scalability.
• Troubleshoot, debug, and upgrade existing systems.
• Conduct thorough code reviews, providing constructive feedback to team members.
• Participate in architectural discussions and contribute to technical roadmap planning.
• Ensure the technical feasibility of UI/UX designs as they relate to backend integration.

Requirements

• Bachelor's degree in Computer Science, Software Engineering, or a related field, or equivalent practical experience.
• 5+ years of professional experience in backend software development.
• Minimum of 3 years of experience specifically with Node.js and Express.js.
• Strong proficiency in JavaScript (ES6+) and asynchronous programming.
• Extensive experience with relational databases (e.g., PostgreSQL) and/or NoSQL databases (e.g., MongoDB).
• Proven experience designing and building RESTful APIs.
• Familiarity with microservices architecture and event-driven systems.
• Experience with cloud platforms (AWS, Azure, GCP) and containerization (Docker) is a plus.
• Proficiency with version control systems like Git.
• Excellent problem-solving, analytical, and communication skills, especially in a remote setting.

Benefits

Our client offers a highly competitive salary, performance-based bonuses, and comprehensive health and retirement benefits. You will benefit from flexible working hours, opportunities for professional development and continuous learning, and the ability to work from anywhere. This role provides a challenging and rewarding experience with a company that values innovation and employee growth. Join a talented, remote-first team and contribute to building the future of e-commerce.