Ayush Harley
A java backend developer with 4+ years of experiece
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About
Results-driven Software Engineer with 4 years of experience in designing and developing scalable, fault-tolerant microservices and cloud-native applications. Strong expertise in Java, Spring Boot, RESTful APIs, Kafka-based streaming, and SQL/NoSQL databases, with hands-on experience in AWS. Skilled in building event-driven systems and ensuring secure, reliable data processing.
Passionate about leveraging modern SaaS and data engineering paradigms to deliver high-impact solutions in healthcare and enterprise domains.
Experience
Software Engineer at Tata Consultancy Services (TCS) (2023-11 – Present)
Optum – UnitedHealth Group - Developed Java, Spring Boot microservices to support claims, eligibility, and member workflows in Medicare Advantage systems.
- Developed Java, Spring Boot microservices to support claims, eligibility, and member workflows in Medicare Advantage systems.
- Implemented and managed automated background tasks using Spring Scheduling with Cron expressions for time-based batch processing and system maintenance.
- Built Kafka-based event-driven workflows with error handling and retry logic to ensure reliable claims and eligibility processing.
- Secured healthcare APIs using Spring Security with role-based access control (RBAC), JWT authentication, OAuth and data encryption, ensuring HIPAA compliance and safe handling of PHI.
- Improved system performance and reliability by using asynchronous calls, caching, database query optimization, and circuit breaker patterns, ensuring fault tolerance and graceful failure handling.
Software Engineer at Tata Consultancy Services (TCS) (2021-12 – 2023-10)
Role And Access Management (RAM) - Developed and deployed secure microservices using Java, Spring Boot, and Spring Security.
- Developed and deployed secure microservices using Java, Spring Boot, and Spring Security, enhancing performance and scalability.
- Built and optimized RBAC (Role-Based Access Control) for 200+ enterprise applications.
- Designed and integrated Kafka Source/Sink connectors via JDBC for real-time data ingestion.
- Created RESTful APIs to facilitate seamless frontend-backend communication.
- Achieved 50% faster response times through advanced SQL query optimization and PostgreSQL indexing.
- Integrated AWS CloudWatch and Log4j for monitoring, leading to 35% reduction in system downtime.
- Ensured compliance with KPMG & GT audits through secure coding and access control policies.
- Resolved 20+ critical defects and collaborated with stakeholders in Agile teams, delivering user-centric solutions.
Education
B.Sc. in Computer Science – Vidyabharti Mahavidyalaya, Amravati (2018-03 – 2021-08)
