Dhatchayani Lakshmanaan
Data Analyst
Chengalpattu
Summary
To secure a challenging position as a Data Analyst where I can apply my skills in SQL, Python, Data Visualization, and Statistical Analysis to provide actionable insights and support business decision-making. I aim to contribute effectively to organizational growth by combining my analytical mindset with hands-on experience in analytics, backend, and cloud technologies.
Overview
4
4
years of professional experience
1
1
Certification
2
2
Languages
Work History
Data Analyst
Inventzo Systems (India) Pvt. Ltd
07.2024 - Current
- Company Overview: www.inventtechs.com
- Designed ETL pipelines to extract, clean, and transform data from MySQL & PostgreSQL.
- Performed data wrangling and preprocessing using Pandas & NumPy.
- Developed Power BI/Tableau dashboards to visualize KPIs (sales, churn, finance).
- Applied statistical methods (trend analysis, hypothesis testing) for forecasting.
- Automated reports using Python, reducing manual effort by 40%.
- Delivered insights that improved forecasting accuracy by 20%.
- Project Title: Business Intelligence & Data Visualization Dashboard
- Project Duration: 22 Jan 2022 – Till Now (3.3 Years)
- Domain/Industry Type: Business Analytics / Data Analytics
- Client Name: Internal Business Intelligence Project – (Confidential)
- Project Description: Built an end-to-end BI solution to provide sales, finance, and operations teams with interactive dashboards and reports. Processed data from multiple sources (CRM, ERP, Financial systems) using Python & SQL, and developed dashboards with Power BI and Tableau.
- Team Size: 6 | Methodology: Agile
Junior Software Engineer (Python Backend Developer)
Nihon Technology Pvt. Ltd
08.2022 - 07.2024
- Company Overview: https://www.nihontechnology.com/en/
- Built backend APIs with FastAPI to integrate with analytics modules.
- Designed and optimized MongoDB schemas for storing event data.
- Used ElasticSearch and Splunk for log analysis and monitoring.
- Supported data preparation and analysis tasks to identify anomalies.
- Collaborated with analysts to integrate results into dashboards.
- Project Title: Cybersecurity Analytics & Backend Automation
- Project Duration: Aug 2022 – Jul 2024
- Domain/Industry Type: Cybersecurity / Analytics
- Client Name: Internal Product Development – Nihon Technology
- Project Description: Developed backend services and supported data analytics workflows in a cybersecurity environment. Worked on data storage, retrieval, log monitoring, and anomaly detection using technologies like FastAPI, ElasticSearch, MongoDB, and Splunk.
- Team Size: 8 | Methodology: Agile
Software Engineer (Cloud & DevOps – Trainee)
Avasoft Pvt. Ltd
01.2022 - 05.2022
- Company Overview: https://avasoftmicrosoftcloudcomputing.com/
- Assisted in provisioning AWS services (EC2, S3, RDS).
- Created basic CI/CD pipelines in Jenkins for automated builds and deployments.
- Deployed sample applications using Docker containers.
- Configured CloudWatch monitoring and prepared documentation.
- Project Title: Cloud Infrastructure Setup & Deployment Automation
- Project Duration: Feb 2022 – May 2022
- Domain/Industry Type: Cloud & DevOps
- Client Name: Internal Project (Avasoft Training & Implementation)
- Project Description: The project focused on gaining real-time exposure to cloud infrastructure provisioning, CI/CD automation, and containerization. The objective was to design and implement reusable DevOps workflows to support internal applications and enhance deployment efficiency.
- Team Size: 4 | Methodology: Agile
Education
B.E. - Computer Science & Engineering
Dhanalakshmi College of Engineering
07-2022
Skills
Programming Languages: SQL, Python
Data Analysis Tools: Excel (Advanced), Pandas, NumPy
Visualization Tools: Power BI, Tableau, Matplotlib, Seaborn
Databases: MySQL, PostgreSQL
Data Processing: ETL Concepts
Statistics: Descriptive Statistics, Hypothesis Testing
Version Control: Git, GitHub/GitLab
Cloud / Data Services: AWS, Azure (Basics)
Other Essentials: Data Cleaning, Data Wrangling, Agile/Scrum
Problem Solving & Logical Thinking
Analytical Mindset
Communication & Collaboration
Attention to Detail
Time Management
Adaptability to New Tools
Certification
DeepLearning.AI Data Analytics Professional Certificate – Coursera
Accomplishments
- Automated dashboard reporting system reducing manual reporting time by 40%.
- Improved forecasting accuracy by 20% through advanced statistical modeling.
- Awarded Best Project Contributor at Inventzo Systems for BI platform development.
Disclaimer
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Timeline
Data Analyst
Inventzo Systems (India) Pvt. Ltd
07.2024 - Current
Junior Software Engineer (Python Backend Developer)
Nihon Technology Pvt. Ltd
08.2022 - 07.2024
Software Engineer (Cloud & DevOps – Trainee)
Avasoft Pvt. Ltd
01.2022 - 05.2022
B.E. - Computer Science & Engineering
Dhanalakshmi College of Engineering