Studying Machine Learning and Deep Learning: Currently taking courses on Udemy to deepen my understanding of machine learning and deep learning concepts
MANJUNATHA M
Data Engineering Analyst
Kolar
Summary
Data Engineering Analyst with 4 years of experience supporting healthcare analytics platforms across production support, automation, and data engineering. Known for owning complex workflows, delivering scalable Python-based automation, achieving 99–100% SLA compliance, and serving as a techno-functional SME for multi-client migrations and go-lives.
Overview
5
5
years of professional experience
2
2
Certifications
Work History
Data Engineering Analyst
OptumInsight
chennai, tamilnadu
10.2024 - Current
- Owned end-to-end production support for SPC and OCCP platforms, managing 280+ cases while consistently
achieving 99–100% SLA compliance under high-priority conditions. - Built and maintained a centralized Salesforce-based support metrics dashboard covering 8+ products, improving
real-time visibility into volume, SLA performance, and aging, and eliminating manual tracking (saving ~1 hour per
day). - Served as a techno-functional SME for CrimsonAI, supporting the successful migration and go-live of 17 enterprise
clients through coordinated data readiness and issue resolution. - Designed a Python-based automation solution to enable full OCCP data exports at scale (over 5 million files),
removing manual dependency and supporting a $30K Statement of Work. - Implemented monthly OCCP export automation, reducing processing time from 12 hours to 6 hours and ensuring
reliable, error-free client deliveries. - Resolved high-severity and executive-level incidents impacting leadership reporting by correcting CEO-review
dashboard data, restoring affected datasets, and stabilizing production to prevent escalation and client risk. - Supported production stability and client trust by coordinating rapid data recovery during deployment issues and
strengthening operational processes. - Contributed to team efficiency and knowledge sharing through documentation and peer support for complex issue
analysis
Associate Data Engineering Analyst
OptumInsight
05.2022 - 09.2024
- Supported production systems by validating SQL outputs against AWS source data and investigating backend data
issues. - Modified Informatica mappings, triggered ETL loads via Postman, and supported client-specific data changes.
- Assisted with Salesforce package deployments and smoke testing across multiple client environments.
- Developed strong foundations in production troubleshooting and ETL workflows, resulting in promotion to Data
Engineering Analyst.
Data Science and Business Analytics Intern
The Spark Foundation
10.2021 - 11.2021
- Built machine learning algorithms and conducted data analysis to provide valuable business insights.
Education
Post Graduate Program - Data Science and Engineering
Great Lakes Institute
Bangalore, Karnataka 04.2001 - 04.2021
Bachelor of Science - Computer Science
Sri Bhagawan Mahaveer Jain College
04.2001 - 04.2018
Skills
Programming Languages: Python, SQL
Tools: Salesforce, Rally, Informatica, MSTR, Postman, AWS, Tableau, Excel
Data Science: Data Preprocessing, Data Visualization, EDA, Machine Learning (Supervised and Unsupervised), Time Series Forecasting
Certification
Selenium WebDriver with Python - https://www.coursera.org/account/accomplishments/verify/TQNHN1J5IJ9K
Projects
Automation of Monthly Data Export Process:
- Developed a Python-based automation script using Selenium WebDriver to streamline the download, extraction, and upload of Salesforce data exports to AWS.
Machine Learning-based Airline Customer Satisfaction Prediction (Classification):
- Identified the factors that are directly affecting customer satisfaction by performing EDA using Python.
- Built a machine learning model with 98% accuracy to predict customer/passenger satisfaction based on the reviews and ratings provided by them.
- Used various performance metrics to see which model is best for this dataset. Used hyper-parameter tuning to improve model Performance.
Time Series Forecasting:
- Performed data analysis on CO2 emission data collected from different countries to understand their impact on climate change and the rate at which global CO2 emissions are increasing each year.
- Plotted the time series data and forecasted CO2 emissions for the next two years.
Activities
- Wilson Mega Hackathon 2021 (Great Learning): Ranked 16 among more than 200 participants. The aim was to predict whether an applicant will default on the Home loan payment or not, using machine learning. Built a machine learning algorithm which predicted loan defaulters with 76.4% accuracy
Interests
Languages
English
Bilingual or Proficient (C2)
Kannada
Bilingual or Proficient (C2)
Telugu
Bilingual or Proficient (C2)
Tamil
Intermediate (B1)
Hobbies
- Agriculture : Support my father in agricultural activities and cattle care.
- Space Exploration : Enjoy watching documentary videos about space to deepen my understanding of the universe, and stargazing.
- Chess : Play chess regularly, which enhances my problem-solving skills and strategic planning abilities.
Timeline
Data Engineering Analyst
OptumInsight
10.2024 - Current
Selenium WebDriver with Python - https://www.coursera.org/account/accomplishments/verify/TQNHN1J5IJ9K
08-2024
Associate Data Engineering Analyst
OptumInsight
05.2022 - 09.2024
Data Science and Business Analytics Intern
The Spark Foundation
10.2021 - 11.2021
Data Science and Machine Learning - https://www.mygreatlearning.com/certificate/AVIZWBCJ
09-2021
Post Graduate Program - Data Science and Engineering
Great Lakes Institute
04.2001 - 04.2021
Bachelor of Science - Computer Science
Sri Bhagawan Mahaveer Jain College
04.2001 - 04.2018