Senior Backend Developer

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

Job summary

Placements24 in Bloemfontein is seeking a Senior Backend Developer to design, build, and maintain the server-side logic, databases, and APIs powering its products.

You will collaborate with cross-functional teams, mentor junior developers, and contribute to scalable architectures while adhering to best practices.

Qualifications

• Bachelor's degree or equivalent experience.
• 5+ years backend development experience.
• Proficiency in Java, Python, C#, or Node.js.
• Experience with PostgreSQL, MySQL, MongoDB.
• Knowledge of cloud platforms and containerization.
• Strong problem-solving and teamwork.

Responsibilities

• Design, develop, and maintain scalable backend services and RESTful APIs.
• Optimize performance, queries, and architecture for efficiency.
• Write clean, tested code with best practices.
• Collaborate with frontend and product managers to integrate server-side logic.
• Troubleshoot, debug, and upgrade systems for reliability.
• Participate in code reviews and mentor juniors.

Skills

Backend development

Java

Python

C#

Node.js

Relational databases

NoSQL databases

Cloud platforms

Docker/Kubernetes

Team collaboration

Problem solving

Education

Bachelor's degree in Computer Science or related field

Tools

PostgreSQL

MySQL

MongoDB

AWS

Azure

GCP

Containerization

Job description

About the Role

Our client is seeking a skilled and experienced Senior Backend Developer to join their growing technology team in Bloemfontein . This role is essential for designing, building, and maintaining the server-side logic, databases, and APIs that power their innovative products. You will collaborate with cross-functional teams to deliver robust, scalable, and efficient software solutions. This is an excellent opportunity for a dedicated developer to contribute significantly to backend architecture, mentor junior team members, and work within a company that values technical expertise and fosters a culture of continuous improvement and innovation.

Key Responsibilities

• Design, develop, and maintain scalable backend services and RESTful APIs.
• Optimize application performance, database queries, and system architecture for efficiency and reliability.
• Write clean, well-documented, and thoroughly tested code, adhering to best practices.
• Collaborate with frontend developers and product managers to integrate user-facing elements with server-side logic.
• Troubleshoot, debug, and upgrade existing systems to ensure optimal functionality.
• Participate in code reviews, providing constructive feedback to peers and junior developers.

Requirements

• Bachelor's degree in Computer Science or a related field, or equivalent professional experience.
• 5+ years of professional experience in backend software development.
• Strong proficiency in one or more backend languages such as Java, Python, C#, or Node.js.
• Experience with relational databases (e.g., PostgreSQL, MySQL) and/or NoSQL databases (e.g., MongoDB).
• Understanding of cloud platforms (AWS, Azure, GCP) and containerization technologies.
• Excellent problem-solving skills and the ability to work effectively in a team environment.

Benefits

• Competitive salary with annual bonus opportunities.
• Comprehensive health, dental, and vision insurance.
• Paid time off, including vacation and sick leave.
• Opportunities for professional development and skill enhancement.
• A collaborative team environment with a focus on work-life balance.
• Company-sponsored events and team-building activities.