Senior backend engineer (node.js)
On-site Senior Backend Engineer in Rustenburg, South Africa (posted via recruiter Placements24) for a growing fintech client: designing, building, and maintaining scalable Node.js microservices and REST APIs for financial platforms, with PostgreSQL/MySQL/MongoDB, message queues, and cloud platforms.
- Compensation
- Not disclosed
- Location
- Rustenburg, South Africa
- Work setup
- Not specified
- Seniority
- Senior
- Employment
- Not specified
- Experience
- 5+ years
- Category
- Backend
- Posted
Skills
Must have
- Bachelor's degree in Computer Science, Engineering, or related field, or equivalent practical experience
- 5+ years of professional backend development experience with a strong focus on Node.js
- Proficiency in designing and building RESTful APIs and microservices
- Extensive experience with databases such as PostgreSQL, MySQL, or MongoDB
- Solid understanding of asynchronous programming, event-driven architecture, and message queues (e.g., RabbitMQ, Kafka)
- Experience with cloud platforms like AWS, Azure, or GCP
- Familiarity with CI/CD pipelines and automated testing strategies
- Strong problem-solving skills and attention to detail
- Excellent teamwork and communication skills
- On-site presence in Rustenburg
Nice to have
- Knowledge of containerization technologies such as Docker and Kubernetes
Full description
About the Role Our client, a rapidly expanding fintech company based in Rustenburg, North West , is searching for a Senior Backend Engineer specializing in Node.js. This critical role involves designing, developing, and maintaining robust, scalable, and secure backend systems that power their innovative financial platforms. You will be instrumental in architecting new services, optimizing existing ones, and ensuring the high availability and performance of our core infrastructure. Working within a dedicated and agile team in North West , you will contribute significantly to the technical direction and success of the company. We are looking for a seasoned engineer who possesses a deep understanding of distributed systems, microservices architecture, and data management, and who is passionate about building reliable and efficient backend solutions. This position requires on-site presence in Rustenburg.
Key Responsibilities Design, develop, and deploy high-quality backend services using Node.js and associated frameworks (e.g., Express.js, Nest JS). Architect and implement scalable microservices and RESTful APIs. Optimize application performance, identify and resolve bottlenecks, and ensure high availability. Collaborate with frontend developers, product managers, and QA engineers to deliver integrated solutions. Manage and interact with various database systems, including SQL (e.g., Postgre SQL, My SQL) and No SQL (e.g., Mongo DB). Implement and maintain robust security measures and data protection strategies. Write clean, maintainable, and well-tested code. Participate actively in code reviews, providing constructive feedback to peers. Contribute to system design discussions and architectural decisions. Troubleshoot and debug complex issues in production environments. Requirements Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent practical experience. 5+ years of professional backend development experience with a strong focus on Node.js. Proficiency in designing and building RESTful APIs and microservices. Extensive experience with databases such as Postgre SQL, My SQL, or Mongo DB. Solid understanding of asynchronous programming, event-driven architecture, and message queues (e.g., Rabbit MQ, Kafka). Experience with cloud platforms like AWS, Azure, or GCP. Knowledge of containerization technologies such as Docker and Kubernetes is a plus. Familiarity with CI/CD pipelines and automated testing strategies. Strong problem-solving skills and attention to detail. Excellent teamwork and communication skills. Benefits Competitive salary based on experience and qualifications. Comprehensive medical aid and retirement fund contributions. Opportunities for career advancement within a growing company. A dynamic and collaborative work environment located in Rustenburg. Performance-based bonuses. Access to professional development resources and training.