Summary
Overview
Work History
Education
Skills
Certification
Projects
Timeline
Generic
Kanmani Arunachalam

Kanmani Arunachalam

Data Analyst | ML Freelancer | Trainer
Neyveli , Cuddalore Dt

Summary

Results-driven Systems Engineer with TATA Consultancy Services, skilled in data analysis and predictive modeling. Proven track record of enhancing system efficiency and exceeding customer satisfaction through innovative problem-solving. Proficient in SQL and Python, with a strong ability to translate complex data into actionable insights.

Overview

2026
2026
years of professional experience
1
1
Certification
2
2
Languages

Work History

Systems Engineer

TCS
  • Analyzed and resolved technical issues during system deployment phases. Designed high-availability strategies to minimize downtime during critical systems outages or disaster recovery scenarios.
  • Optimized existing systems for improved efficiency and performance metrics.
  • Utilized industry-standard tools for project management and communication tasks.
  • Analyzed customer requirements and translated them into functional specifications.

VCS

Amazon
  • Assisted with customer requests, and answered questions to improve satisfaction.
  • Exceeded customer satisfaction by finding creative solutions to problems.

Intern

Hyperlaunch
  • Analyzed datasets to identify trends and patterns for business insights.
  • Assisted in the design and implementation of predictive models for business needs.
  • Utilized SQL to extract and manipulate data from databases.
  • Created visualizations to present complex data in an understandable format.
  • Utilized software programs, such as Microsoft Excel, for data analysis.
  • Implemented robust code in multiple programming languages, including Java, C++, and Python.
  • Developed Python scripts to automate data analysis tasks.

Intern

Unified Mentor

Successfully completed an internship focused on machine learning, gaining hands-on experience with data analysis, model building, and evaluation

Freelance Data Analyst

Self-employed
2024 - Current
  • Delivered 5+ projects for clients across the healthcare and sales domains.
  • Built interactive dashboards in Power BI and Excel to track KPIs, and visualize trends.
  • Conducted regression and predictive modeling using Python (scikit-learn, pandas).
  • Improved client reporting efficiency by 40% through data automation and SQL-based ETL pipelines.

Education

Bachelor of Science - Information Technology

K S Rangasamy College of Technology
Tiruchengode, India
04.2001 -

Skills

Data analysis

Certification

Python programming — Infosys Springboard Developed hands-on coding skills through projects and assessments

Projects

Hands-on projects


  • Regression on Superstore's product sales and profit – a machine learning approach (tools: Python, pandas, scikit-learn, Matplotlib, Seaborn)
  • Default of credit card clients – classification: a machine learning approach (Tools: Python, pandas, scikit-learn, Matplotlib, Seaborn)
  • Weather observation of London – regression model building and machine learning approach (Python, pandas, scikit-learn, Matplotlib, Seaborn)
  • School database management system (SQL)
  • Financial loan dashboard using Power BI

Timeline

Python programming — Infosys Springboard Developed hands-on coding skills through projects and assessments

08-2025

Bachelor of Science - Information Technology

K S Rangasamy College of Technology
04.2001 -

Systems Engineer

TCS

VCS

Amazon

Intern

Hyperlaunch

Intern

Unified Mentor

Freelance Data Analyst

Self-employed
2024 - Current
Kanmani ArunachalamData Analyst | ML Freelancer | Trainer