Atchaya G

Senior Software Developer

Infosys Ltd.

06.2021 - Current

EC2 Instances: Designed and launched scalable instances using launch templates, custom AMIs, and security groups.
Security Management: Developed security group rules, managed S3 bucket access, and performed regular security patching.
VPC Configuration: Configured subnets, routing policies, NAT, and internet gateways for secure and scalable networks.
Monitoring and Optimization: Utilized CloudWatch, Trusted Advisor, and Cost Explorer for performance, cost, and security optimization.
Event-Driven Architectures: Developed and deployed Amazon EventBridge rules for service decoupling and automation.
Database Management: Configured high-availability Amazon DocumentDB clusters and migrated RabbitMQ to Amazon MQ.
Backup and Disaster Recovery: Implemented automatic backup and restoration procedures.
Logging and Visualization: Deployed and integrated the EFK stack for centralized logging and real-time insights.
Security Tools: Deployed and managed tools like Tripwire, FireEye, Cortex XDR, and Qualys for endpoint and network security.
AWS Systems Manager: Integrated SSM for remote management, automated patching, and inventory tracking.
ETL Workflows: Designed and configured AWS Glue ETL workflows for automated data processing.
Backend Services: Managed critical services like Zookeeper, Apache Solr, RabbitMQ, Redis, MySQL, and MongoDB.
Load Balancing: Implemented scalable load balancing solutions and managed DNS settings.
Zero-Trust Architecture: Implemented and managed Zscaler for secure user access.
Documentation and Compliance: Maintained detailed documentation and ensured compliance with security policies.
Configured AWS Web Application Firewall (WAF) to restrict access to cloud-hosted applications, allowing traffic exclusively from pre-approved client IPs to enhance security and mitigate unauthorized access.