Requirements:

• Design, develop, test, and maintain backend services written in any language deployed on cloud infrastructure (AWS)
• Build and maintain RESTful APIs that serve millions of customers across web and mobile platforms
• Develop and optimise services powering the card pay-in payment method
• Design and implement database schemas, write and optimise SQL queries against PostgreSQL databases
• Build and maintain event-driven architectures using Apache Kafka
• Develop and maintain a payment orchestration system
• Write automated tests to ensure correctness and reliability
• Conduct code reviews for team members
• Participate in on-call rotations to monitor and respond to production incidents
• Collaborate with product managers, designers, analysts, and engineers across other teams
• Identify and resolve performance bottlenecks, scalability issues, and technical debt
• Ensure development follows security best practices