About the Role:We are looking for an accomplished Lead/Principal Platform Engineer/Architect (B1) or (Senior) Application Architect (B2) to spearhead backend services design and architecture for hyper-scale payment systems. This is a unique opportunity to lead the modernization of our codebase into smaller, more efficient microservices and ensure the scalability and performance of our platform. The role will initially focus on backend architecture and design, with an exciting opportunity to expand into overseeing mobile app frontend architecture in the near future.Note this is an IC role and we are looking for a tech geek. Experience is no bar if you have the chops. Experience with payment domain/ PSP development is a must. Key Responsibilities:Lead the design, refactoring, and modernization of the existing codebase into smaller, maintainable, and scalable microservices.Architect and implement backend services for hyper-scale payment systems, ensuring high performance, fault tolerance, and security.Collaborate with cross-functional teams, including product managers and frontend teams, to align architecture with business goals.Drive the adoption of best practices in software design, coding, and deployment.Lead the implementation of key technologies, including Spring Boot, Nginx, Kubernetes, Redis, Kafka, and YugabyteDB.Optimize backend systems for performance, reliability, and cost efficiency.Set technical direction and strategy for the backend platform, ensuring alignment with organizational objectives.Mentor and guide engineering teams, fostering a culture of innovation and excellence.Contribute to the future expansion of the role by establishing and driving the frontend architecture for mobile apps, ensuring seamless integration with backend systems.Key Skills and Qualifications:Proven experience in backend architecture and design, preferably in hyper-scale systems.Deep knowledge of microservices architecture and the ability to decompose monolithic applications into scalable services.Strong hands-on experience with Spring Boot for backend development.Proficiency with Nginx for web server management and Kubernetes for container orchestration.Expertise in distributed systems and messaging queues such as Kafka.Experience with caching mechanisms like Redis and distributed databases such as YugabyteDB.Solid understanding of system performance optimization, scalability, and high-availability principles.Experience with CI/CD pipelines, DevOps practices, and cloud-native architectures.Excellent communication and leadership skills to guide teams and collaborate across departments.Strong problem-solving skills and the ability to work in fast-paced, dynamic environments.Preferred Qualifications:Experience with mobile app frontend technologies and architecture is a plus.Familiarity with frontend frameworks and their integration with backend systems is highly desirable.Knowledge of payment systems or financial services architecture is advantageous.Why Join Us?Work with a reputable organization on cutting-edge technologies and high-impact projects.Lead the transformation of core backend systems for hyper-scale growth.Opportunity to grow into a broader architectural leadership role, including mobile frontend architecture.Competitive salary, benefits, and professional development opportunities.