Ayyappan Muthu

Dynamic software engineer with a proven track record at EPAM Systems, specializing in Java and Spring Boot. Adept at translating complex business needs into scalable solutions, leveraging expertise in MongoDB and microservices. Recognized for strong problem-solving skills and delivering high-quality results in fast-paced environments.

• MongoDB Certified Associate Data Modeler

• “Ayyappan is a very responsible and reliable business partner. I appreciate his continuous support, fast response, strong problem-solving skills, and customer-obsessed attitude. He’s a great asset and I believe he will contribute wherever he works.” - Pei Shi, AppleCare Channel Program Manager, Apple Inc
• “It was a pleasure working with Ayyappan in my last project, he has great analytic abilities and was able to complete RCA of multiple issues which helped in initiating corrective actions and mitigation strategies. He was also outstanding in documenting and communicating status regularly.” - Jayasree Sadasivan, Collaborator & Program Manager, Apple Inc
• “Ayyappan is a dedicated, hard-working, very responsible, and more accountable person who is always seeking more technical stuff. Very happy to coordinate with him” - Adebe Demesew, Product Owner, Anthem Inc.
• “His Understanding on MongoDB is really an asset to the team where he improved overall performance on payment settlement query. He is a Technocrat with good knowledge of upcoming database technologies. Using $facet concept in mongodb, he has done tremendous job, which reduces the script execution time from 14 hours to 45 minutes” - Vineet Dutt, Senior Engineering Manager, Verifone

• Responsibilities for creating backend API for automation tool for database activities
• Responsible for created microservices using spring boot for the migration project from Monolith application
• Primary responsibility include gathering business requirements from stakeholders and collaborating with multiple teams to design the functional and technical specifications
• Database Index creation after considering different factors like analyzing the JSON structure or SQL schema and the database queries that are running against the collection/table.
• Writing complex scripts to extract statistical reports or dashboards on a monthly/weekly/day-to-day/hourly basis.
• Fine-tuning of database queries and scripts for microservices/APIs/scheduled jobs to attain high performance within SLA.
• Documenting the critical activities, and scripts for future references and interacting with the team on the same.
• Designing complex javascript or Python scripts for parsing or cleaning Mongodb data and manipulating the indexing strategies using data structures and algorithms.
• Involved in on-prem migration from Oracle to Mongodb in real-time using Apache Kafka and worked in cloud migration from on-prem Mongodb to AWS Document DB using Mongodb utilities.
• Managing a team of 5 members with different skillsets of programming knowledge