Chetan Talwekar

•Provided daily support with escalated ticket resolution and liaised with business and technical leads.
•Prepared reports and technical documentation of day-to-day production processes.
•End to End Payment processing lifecycle support includes Pre-Auth, Refund, Reversal, Credit and Debit.
•Hands on MUX layer, App layer and ISO layer log analysis using DataDog and Splunk tool.
•Manage and maintain AWS EC2 instances, ensuring scalability, performance, and availability of virtual servers.
•Monitor and optimize AWS resources using CloudWatch, providing real-time insights and automating actions based on defined metrics and alarms.
•Utilize AWS Health to track service health events and notifications, ensuring rapid response and resolution to potential issues.
•Implement and manage CI/CD pipelines using AWS CodeDeploy, CodeCommit, and CodeBuild to automate application deployments and streamline development workflows.
•Monitor and control AWS billing and costs, implementing cost-saving strategies and providing cost analysis and optimization recommendations.

•Worked on different internal referential applications by providing both business and technical support to users
•Manages user expectation by maintaining stability of financial applications by handling incident, request and problems ticket using ITIL process.
•Collaborated with developers, analysts and project managers to expedite incident resolutions.
•Cloud Infrastructure Management: Manage AWS resources, including EC2 instances, S3 buckets, and IAM roles, ensuring proper configuration, security, and compliance.
•Deploy, monitor, and administer Cloud applications and underlying services for Cloud

•Expertise in handling Card Encrypt/Decrypt Error, Token card error, check constraint, Transaction Error, Mux error.
•Batch Job, Chargeback process, Prod transaction Traffic movement, settlement ACH report generation.
•PTS, AuthLog, Elan, Idscom, settlement, Compass, ACH, DE22 file generation.
•Monitoring, analyzing and fixing issues that rise by client & end user.
•Create reports related to Application configurations and changes & Release & Deployments
•Configuration of Application Servers and Services and related Administrator tasks.
•Complete understanding of ITIL Service Framework (incident, problem, and release and SLA, and KPI)

• Involved in all testing procedures and wrote test cases and scenarios for development team.
• Provided 24/7 support for web- and client-based applications, file and data feeds and batch processes to prevent impact to business.

• Created consistent structural input format to maintain site continuity by authoring and implementing best-practices for designers and content providers.
• Collected and responded to user feedback through iterative improvements to site structure and content.

• Established network specifications and analyzed workflow, access, information and security requirements.
• Designed proactive preventive maintenance schedules to prevent unnecessary downtime and hardware faults.