Summary
Overview
Work History
Education
Skills
Certification
Websites
References
Timeline
Generic

Sreedevi Ramachandran

Mamangalam

Summary

IT professional with over 18 years of experience in software development, IT transition management, and cloud engineering. Expertise in leading large-scale knowledge transfers and client engagements, with a focus on AWS and Python for the past 5 years as a Senior AWS Python Developer. Proven skills in automating workflows, implementing CI/CD pipelines, and enhancing existing architectures. Completed an Executive PG Diploma in Data Science, expanding capabilities in statistics, machine learning, and data visualization, demonstrating adaptability and a commitment to delivering innovative IT solutions.

Overview

18
18
years of professional experience
3
3
Certification

Work History

Senior AWS Python Developer

Tata Consultancy Services (TCS)
Kochi
10.2020 - Current
  • Senior member of a Scrum team of 7, contributing to design, development, and maintenance of large-scale AWS-based data pipelines.
  • Designed and implemented serverless architectures leveraging AWS Lambda, API Gateway, and CloudFormation (YAML) for infrastructure automation and deployment.
  • Developed and maintained Python-based Lambda functions and AWS Glue jobs for data transformation, filtration, and ETL workflows, integrating event-driven triggers (S3, SQS, SNS).
  • Utilized Python (Boto3, Pandas, NumPy, SciPy, Matplotlib, Scikit-learn, TensorFlow, Keras) to build automation scripts, validate datasets, and optimize data processing.
  • Built a data filtration mechanism within Lambda using DynamoDB for state management, invalid data handling with Firehose → S3, and replay capabilities through AWS Glue.
  • Engineered solutions to handle Kinesis data transformation failures by replaying records from S3, re-architecting pipelines to improve stability and reduce processing errors.
  • Performed S3 bucket creation, IAM role and policy configuration, and access management to ensure secure and compliant data storage.
  • Maintained and optimized serverless applications by troubleshooting production issues, fine-tuning Lambda performance, and leveraging CloudWatch dashboards and alarms for monitoring.
  • Implemented CI/CD pipelines via Bitbucket Pipelines and CloudFormation to enable automated testing, deployment, and rollback of serverless workloads.
  • Created AWS Quick sight dashboards for pipeline monitoring, enabling business and technical teams to visualize system health and quickly identify data anomalies.
  • Collaborated in an Agile/Scrum environment, participating in sprint planning, backlog refinement, code reviews, and peer programming to deliver high-quality features.

Transition Manager

Tata Consultancy Services (TCS)
Kochi
08.2017 - 10.2020
  • Led transition of 200+ applications into TCS support model with zero escalations, ensuring smooth knowledge transfer and operational readiness.
  • Streamlined processes and systems for transitioning new applications, driving efficiency and client satisfaction.
  • Acted as a key client-facing contact, managing communication with stakeholders and senior leaders during transition phases.
  • Guided and coordinated teams to support development-to-operations handover, ensuring seamless project execution.
  • Performed additional role in security risk assessment and mitigation, reducing vulnerability backlog from 3000+ to 90, significantly strengthening system security posture.
  • Earned customer appreciation for proactively identifying and mitigating delays and risks, ensuring timely transitions.
  • Additional Responsibility: Acted as Technical Lead (Lotus Notes Applications), mentoring a team of 4 developers, supporting and enhancing enterprise applications, and delivering system improvements to improve reliability and business effectiveness.

Application Developer / Enhancement Lead – IBM Lotus Notes

IBM India Pvt. Ltd.
07.2011 - 08.2017
  • Led application enhancements, support, and delivery for global clients in consumer goods, financial services, and semiconductor industries, working extensively on IBM Domino (Lotus Notes) platforms.
  • Played a lead role in requirement gathering, design, build, testing, and deployment of enterprise applications, ensuring quality delivery within client SLAs.
  • Served as Enhancement Lead for a major European consumer goods client, managing end-to-end processes from contract creation through deployment.
  • Acted as single point of contact for critical applications, including those with SAP integrations, ensuring performance and reliability.
  • Brought over 5 years of client-facing experience, including solutioning, incident resolution, and continuous improvement for business-critical applications.
  • Mentored junior developers and enforced quality checks & adherence to IBM delivery standards, contributing to improved processes and reduced defects.

Lotus Notes Developer

Accenture Technology Services
11.2006 - 06.2010
  • Built and maintained enterprise-grade Lotus Notes/Domino applications for global clients in consumer goods, utilities, and manufacturing domains.
  • Played a key role in large-scale application transition projects (2000+ apps) including knowledge transfer, client management, and steady-state delivery.
  • Onsite client experience in the USA (Hartford, CT) and Germany (Dusseldorf), driving successful project transitions and solution delivery.
  • Led teams of up to 6 members, defined process improvements, and contributed to cost savings and operational efficiency.
  • Ensured high-availability application support (99.9% uptime SLA), incident resolution, and proactive problem management.
  • Acted as training coordination lead for the delivery unit, mentoring and enabling upskilling across multiple projects.

Education

Executive Post Graduate Diploma - Data Science

IIIT Bangalore
Bangalore
01.2023

Bachelor of Engineering (B.E.) - Civil Engineering

Government Engineering College
Thrissur, Kerala, India
06.2006

Skills

  • Python programming and automation
  • Data analysis with libraries
  • AWS serverless architecture
  • ETL pipeline development
  • Infrastructure as code
  • CI/CD pipeline management

Certification

  • Professional Scrum Master (PSM I & PSM II)
  • AWS Certified Developer – Associate
  • AWS Certified Solutions Architect – Associate

Websites

References

References available upon request.

Timeline

Senior AWS Python Developer

Tata Consultancy Services (TCS)
10.2020 - Current

Transition Manager

Tata Consultancy Services (TCS)
08.2017 - 10.2020

Application Developer / Enhancement Lead – IBM Lotus Notes

IBM India Pvt. Ltd.
07.2011 - 08.2017

Lotus Notes Developer

Accenture Technology Services
11.2006 - 06.2010

Executive Post Graduate Diploma - Data Science

IIIT Bangalore

Bachelor of Engineering (B.E.) - Civil Engineering

Government Engineering College

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