Job Summary Role Expectations Design build and maintain highperformance secure and scalable microservices using Kotlin with the Ktor framework Develop and integrate RESTful APIs for enterprisescale platforms Collaborate with architects DevOps engineers and product teams to ensure services meet functional performance and security requirements Apply modern software engineering practices TDD CICD cloudnative deployment to deliver highquality code Mentor junior developers on Kotlin best practices in backend d Responsibilities Responsibilities Microservices Development Design and implement backend services using Kotlin Ktor Build APIs that are wellstructured documented and versioncontrolled Integrate with internal and external systems through secure API endpoints Performance Security Scalability Optimise microservices for low latency and high throughput Implement authenticationauthorisation OAuth2 JWT API keys and data validation Ensure services are horizontally scalable and cloudready AWSGCPAzure Collaboration Delivery Work in an agile environment with crossfunctional squads Participate in code reviews architecture discussions and sprint planning Pair with DevOps to containerise services and deploy via CICD pipelines Quality Maintainability Write clean maintainable and testable code following SOLID principles Implement automated unit integration and performance tests Contribute to shared service templates and internal Kotlin libraries MustHave Skills 5 years backend development experience with 3 years in Kotlin for serverside applications Strong expertise in Ktor framework for building microservices Solid understanding of RESTful API design OpenAPISwagger and API lifecycle management Experience with relational andor NoSQL databases PostgreSQL MySQL MongoDB etc Proficiency in building and consuming asynchronous services Kafka RabbitMQ or similar Strong grasp of cloudnative concepts Docker Kubernetes microservices patterns Experience with CICD tools Jenkins GitLab CI GitHub Actions etc GoodtoHave Skills Experience working in AWS workplace Knowledge of coroutines and reactive programming in Kotlin Exposure to security frameworks and zerotrust API design Understanding of distributed system design circuit breakers service discovery API gateways Experience in performance profiling and tuning for highload services Familiarity with Terraform or other InfrastructureasCode tools

📌 Kotlin Development - Senior Associate (Karnataka)
🏢 Cognizant Technology Solutions
📍 Karnataka