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Raj kumar saw
Open to opportunitiesBackend Engineer (Java)
Backend Engineer at Ascendion Engineering who reduced production job failures by 30% with a fault-tolerant Kafka workflow engine.
IndiaBackend Engineer (Java) at Ascendion Engineering
Experience
Backend Engineer (Java)
Designed a scalable, fault-tolerant async workflow engine using Apache Kafka with retry, idempotency, and distributed tracking, reducing job failures by 30% at production scale. Built a multi-pod SSE streaming system using Redis Pub/Sub over Kafka, enabling real-time log delivery across Kubernetes replicas with zero message loss and automatic failover.
JavaSpring BootMicroservicesKafkaRedisPostgreSQLElasticsearchOpenSearchOTELDatadogJaegerAWSAzureDockerKubernetesGitHub ActionsCI CD
Software Engineer
Delivered backend modules for SME New-to-Bank digital loan origination covering onboarding, credit assessment, and RM-driven approval workflows in a FinTech production system. Implemented JWT-based auth and RBAC securing access across RM, credit officer, and admin roles per banking compliance standards.
JavaSpring BootSpring SecurityJWTSQLREST APIs
Education
Indian Institute of Technology (IIT), Dhanbad
Master of Technology in Computer Science and Engineering from IIT Dhanbad, with a CGPA of 8.45/10.0.
University College of Engineering and Technology, Hazaribagh
Bachelor of Technology in Computer Science and Engineering from University College of Engineering and Technology, Hazaribagh, with a CGPA of 8.19/10.0.