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Sahi .S.

Sahi .

@Sahil01

Assistant System Engineer Trainee (Data Analyst) at Tata Consultancy Services (TCS)

Delhi

https://www.linkedin.com/in/sahil-656695141

Tata Consultancy Services (TCS)SRM UNIVERSITY ( CHENNAI )

Aspiring Data Analyst with hands-on experience in SQL, Python, and Power BI, specializing in data cleaning, exploratory data analysis (EDA), and dashboard development. Skilled in writing complex SQL queries (joins, CTEs, window functions) and building KPI-driven dashboards to support business decision-making.

Experience

Assistant System Engineer Trainee (Data Analyst)

Tata Consultancy Services (TCS)

•Jun 2024 - Sep 2024

Analyzed structured datasets using Python (Pandas, NumPy) and SQL to identify trends, patterns, and anomalies. Wrote SQL queries (joins, aggregations, filtering) to extract and transform data for analysis. Performed exploratory data analysis (EDA) to uncover business insights and improve data understanding. Built interactive dashboards in Power BI and Tableau to track KPIs such as performance metrics and trends. Cleaned and processed raw data using Excel (Pivot Tables, Power Query) ensuring data accuracy and consistency. Collaborated with team members to understand reporting requirements and deliver actionable insights.

Education

SRM UNIVERSITY ( CHENNAI )

B.TECH (Bachelor of Technology)

Computer Science Engineering

Jan 2019 - Jan 2023

MOUNT ABU SCHOOL

CLASS XII

CBSE BOARD

Jan 2018 - Jan 2019

MOUNT ABU SCHOOL

CLASS X

CBSE BOARD

Jan 2016 - Jan 2017

Skills

KPI Tracking
Dashboard Development
Data Modeling
Business Insights
Advanced Excel
Pivot Tables
Power Query
MySQL
Python
SQL
Data Cleaning
Exploratory Data Analysis (EDA)
Data Wrangling
Statistical Analysis
Joins
CTEs
Window Functions
Aggregations
Power BI
Tableau
Matplotlib
Seaborn