Senior Backend API Engineer — Scalable Microservices

Placements24; Bloemfontein; On-site; ZAR 700,000 - 1,100,000; Full time

Benefits offered by this job

Competitive salary

Health benefits

Retirement plan

Learning opportunities

Bloemfontein location

Challenging projects

Job summary

Placements24 is seeking a seasoned Senior Backend Developer to join its Bloemfontein technology hub. The role focuses on designing, building, and maintaining robust APIs powering diverse applications and services.

You will design RESTful APIs, implement secure authentication, and collaborate with frontend teams to deliver scalable backend solutions using Java, Python, Node.js, or Go. Cloud and containerization experience is a plus, with a strong emphasis on API design and performance.

Qualifications

• Bachelor's degree in Computer Science or a related field or equivalent work experience.
• 5+ years of professional backend development experience with a strong emphasis on API design.
• Proficiency in backend languages such as Java, Python, Node.js, or Go.
• Extensive experience designing and consuming RESTful APIs and knowledge of API design best practices (OpenAPI/Swagger).
• Strong knowledge of SQL and NoSQL databases and ORM frameworks.
• Experience with cloud platforms and containerization is a plus.

Responsibilities

• Design, develop, and implement RESTful APIs and microservices with a focus on performance, scalability, and security.
• Write clean, well-documented, and maintainable code in Java, Python, or Go.
• Implement robust authentication and authorization mechanisms for API access.
• Collaborate with front-end developers to integrate server-side logic with UI components.
• Optimize backend performance, database queries, and system architecture.
• Participate in code reviews and contribute to development process improvements.

Skills

API design

Backend development

RESTful APIs

Code collaboration

Education

Bachelor's degree in Computer Science or related

Tools

Java

Python

Node.js

Go

OpenAPI/Swagger

Job description

Placements24 is seeking a seasoned Senior Backend Developer to join its Bloemfontein technology hub. The role focuses on designing, building, and maintaining robust APIs powering diverse applications and services.

You will design RESTful APIs, implement secure authentication, and collaborate with frontend teams to deliver scalable backend solutions using Java, Python, Node.js, or Go. Cloud and containerization experience is a plus, with a strong emphasis on API design and performance.