Job description We're seeking a highly skilled Backend Engineer to design, develop, and maintain the robust infrastructure that powers our applications. In this role, you'll translate complex business needs into scalable, efficient, and production-ready solutions. You'll be a key player in shaping our technology and have a direct impact on the success of our products. If you excel at building high-performing systems and possess a strong background in Node.js ecosystems, we encourage you to apply. What You'll Do Develop, and maintain high-performance Node.js APIs to support core business functions. Design and implement optimised data models for both SQL and NoSQL databases. Apply advanced software design patterns to address scalability, maintainability, and performance challenges. Develop and deploy microservices with a focus on balancing technical excellence and business objectives. Establish comprehensive automated testing strategies to ensure application reliability and stability. Integrate external services and APIs using well-defined APIs and event-driven architectures. Implement monitoring and logging solutions to provide actionable insights into system health and performance. Your Qualifications 6+ years of experience in building and maintaining production-level backend systems. Expertise in Node. js, modern JavaScript (ES6+), and TypeScript. Proven experience applying software design patterns in real-world projects. Hands-on experience with Node. js frameworks such as Express, Koa, or NestJS. Solid experience with both SQL (e. g., PostgreSQL) and NoSQL (e. g., MongoDB) databases. Proficiency in containerisation (Docker) Experience in designing and managing CI/CD pipelines for backend applications. Experience with cloud platforms, preferably AWS, for deployment and management. A strong commitment to writing clean, testable, and secure code. Bonus Points Experience designing and building highly scalable and complex systems. Experience with message brokers (e. g., Kafka, RabbitMQ). In-depth knowledge of OAuth 2.0, JWT, and API security. Experience with monitoring tools like Prometheus and Grafana/ELK. Familiarity with Infrastructure as Code tools (e. g., Terraform). Demonstrated ability to debug and optimise performance in production environments. Contributions to open-source projects or technical publications. Technical Skills Assessment We'll evaluate your skills through: Live Coding: Solving practical backend development problems using Node. js and TypeScript. System Design: Architecting scalable systems and clearly articulating design decisions. Show more Show less