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Vignesh

Vignesh

Data Analyst

Chennai, India 2+ yrs exp 89 · Excellent

About

Data Analyst with hands-on experience in ETL pipeline operations large scale data ingestion. Skilled in SQL, Python and Power BI with a track record of improving data quality and reducing processing overhead. Experienced in AWS Athena and Databricks environments with strong stakeholder communication and a focus on operational efficiency.

Skills & Expertise (30)

SQL Intermediate
6.5/10
1
Years Exp
Python Intermediate
6.5/10
1
Years Exp
Pandas Intermediate
6.0/10
1
Years Exp
Data Visualization Intermediate
6.0/10
1
Years Exp
Data Aggregation Intermediate
6.0/10
1
Years Exp
Data Analysis Intermediate
6.0/10
1
Years Exp
Data Cleaning Intermediate
6.0/10
1
Years Exp
AWS Athena Intermediate
6.0/10
1
Years Exp
Reporting Intermediate
6.0/10
1
Years Exp
PivotTables Intermediate
6.0/10
1
Years Exp
Advanced Excel Intermediate
6.0/10
1
Years Exp
collaboration Intermediate
6.0/10
1
Years Exp
Attention to Detail Intermediate
6.0/10
1
Years Exp
Power BI Intermediate
6.0/10
1
Years Exp
Time management Intermediate
6.0/10
1
Years Exp
stakeholder communication Intermediate
6.0/10
1
Years Exp
VLOOKUP Intermediate
5.5/10
1
Years Exp
XLOOKUP Intermediate
5.5/10
1
Years Exp
Google Sheets Intermediate
5.5/10
1
Years Exp
ETL Intermediate
5.5/10
1
Years Exp
NumPy Intermediate
5.5/10
1
Years Exp
Data Modeling Intermediate
5.5/10
1
Years Exp
Databricks Intermediate
5.0/10
1
Years Exp
Jira Intermediate
5.0/10
1
Years Exp
Macros Intermediate
5.0/10
1
Years Exp
Power Query Intermediate
5.0/10
1
Years Exp
DAX Intermediate
5.0/10
1
Years Exp
Statistics Intermediate
5.0/10
1
Years Exp
Matplotlib Intermediate
5.0/10
1
Years Exp
Python (Pandas, NumPy, SciPy)

Work Experience

Data Curator

LightCast India Private Limited Company

Apr 2025 - Present

Managed end-to-end release cycles for labor market and job postings datasets, ensuring 100 percent on-time delivery across monthly data products. Streamlined data verification processes reducing manual review time by 30 percent through process optimization. Resolved high-volume client support tickets by identifying data anomalies and implementing quick solutions achieving a 95 percent reduction in resolution time. Investigate and resolve data related issues by collaborating with internal teams significantly improving ticket resolution turnaround time.

Data Aggregation Associate

LightCast India Private Limited Company

Aug 2024 - Apr 2025

Performed rigorous data cleaning, error correction and validation on large datasets to maintain strict data quality benchmarks. Optimized critical data aggregation workflows using AWS Athena directly improving data extraction speeds and query performance. Collaborated with cross-functional teams and Engineering teams ensuring 99 percent accuracy in project deliverables and utilized Databricks and Jira for efficient data processing and project tracking.

Data Analyst Intern

Unified Mentor Private Limited

Mar 2024 - Apr 2024

Performed exploratory data analysis (EDA) on large datasets using SQL and Python to identify trends and patterns. Developed interactive dashboards and reports in Power BI to visualize key performance indicators and support decision-making. Supported ad-hoc analysis requests and documented findings for business review.

Education

Bachelor of Science in Computer Science - Ramakrishna Mission Vivekananda College

2021 - 2024 · Afghanistan

Higher Secondary Education - Madras Christian College School

2019 - 2021 · Afghanistan

Certifications

Google Data Analytics Certificate

· 2024

Cisco Data Analyst Certification

· 2024

IBM Python Certification

· 2024

Excel Champ Certification

· 2023

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Profile Score Breakdown

📷 Photo 10/10
📄 Resume 10/10
💼 Job Title 10/10
✍️ Bio 10/10
🛠️ Skills 20/20
🎓 Education 10/10
⏱️ Experience 9/15
💰 Rate 0/5
🏆 Certs 5/5
Verified 5/5
Total Score 89/100

Profile Overview

Member sinceSep 2026