Lakshmi Naga Eswar Dusanapudi
Chennai
Summary
Results-driven System Engineer with expertise in AWS and Node.js, honed at Tata Consultancy Services. Successfully developed a serverless backend, enhancing system reliability and security. Proficient in incident management and cloud architecture, demonstrating strong problem-solving skills and a commitment to excellence in delivering scalable solutions.
Overview
4
4
years of professional experience
Work History
System Engineer
Tata Consultancy Services
Chennai
08.2024 - Current
- EMPOS (Bank Of Montreal)
- Developed and integrated a serverless backend from scratch using AWS Lambda (Node.js 18.x) along with S3, SQS, SNS, DynamoDB, KMS, and Secrets Manager, ensuring seamless backend connectivity.
- Configured alarms for transaction failures and automated real-time SNS notifications for immediate alerts. Integrated ServiceNow (SNOW) to automatically create incidents for errors and trigger email alerts.
- Deployed across multi-account environments (Dev, SIT, Perf), conducted rigorous testing, and successfully launched the system in production with high reliability and security.
Assistant System Engineer
Tata Consultancy Services
Chennai
08.2023 - 07.2024
- GMTOS (Bank Of Montreal)
- Developed the fraud detection functionality for banking transactions, implementing a system to identify and flag suspicious activities.
- Designed and integrated a database functionality to store and maintain transaction details.
- Created an alarm/email notification system to alert relevant stakeholders in case of fraudulent activities, enabling quick response and resolution.
Assistant System Engineer Trainee
Tata Consultancy Services
Chennai
04.2021 - 07.2023
- Blue-Green CDK (Bank Of Montreal)
- Developed and migrated 45+ APIs from CloudFormation (CFT) to AWS CDK using Node.js, enhancing scalability and maintainability. Integrated with AWS services like API Gateway, IAM, S3, SQS, SNS, DynamoDB, and SSM, ensuring a secure and efficient cloud infrastructure.
- Tested APIs across multiple environments, including sandbox, SIT, and performance testing, and conducted comprehensive end-to-end testing to ensure functionality and reliability.
- Optimized application performance and maintained code quality with unit testing using Chai, Mocha, and Sinon (95% coverage), and utilized CloudWatch, Grafana, and Kibana for troubleshooting and observability.
Education
Bachelor of Technology - Computer Science
Lovely Professional University
Punjab05-2019
Skills
Backend Development: Nodejs, Expressjs
Cloud & Serverless: AWS, AWS Lambda, API Gateway
Messaging & Event-Driven Architecture: SQS, SNS
Database Management: DynamoDB, MongoDB
Storage & Security: S3, KMS, Secrets Manager, SSM, IAM
API Development & Testing: SOAP UI, Postman
Incident Management & Tracking: JIRA, ServiceNow
Accomplishments
- Recognized with the Best Team Award for contributions to the successful migration of two major Canadian banks
- On the Spot Award- Handled production issues and implemented fixes
Languages
English
First Language
English
Proficient (C2)
C2
Telugu
Proficient (C2)
C2
Hindi
Upper Intermediate (B2)
B2
Timeline
System Engineer
Tata Consultancy Services
08.2024 - Current
Assistant System Engineer
Tata Consultancy Services
08.2023 - 07.2024
Assistant System Engineer Trainee
Tata Consultancy Services
04.2021 - 07.2023
Bachelor of Technology - Computer Science
Lovely Professional University
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