Durgesh Tiwari
Gurgaon
Summary
Experienced data scientist with 7 years of proven expertise in leveraging advanced analytics to drive actionable insights and strategic decision-making. Proficient in machine learning, statistical modeling, and data visualization, with a track record of delivering impactful solutions to complex business problems. Adept at collaborating cross-functionally to develop and deploy scalable data-driven solutions that drive business growth and innovation.
Overview
7
7
years of professional experience
Work History
Data Scientist
Bharti Airtel
10.2021 - Current
- Wire Line Auto-planning based on computer vision image processing.
- Developed an algorithm focused on road detection and width calculations in images. Utilized diverse methodologies to optimize noise and enhance accuracy
- Road 100m demarcation i.e Segmenting the roads into a distance of 100m individual roads
- Traversal along roads and house counting using Google map APIs and detected road using our AI/ML smart wire-line algorithm. Libraries used are opencv, pandas, numpy etc.
- 5G Forecasting using Time Series Forecasting.
- Worked on univariate Time Series Analysis using ARIMA, Prophet and Linear Regression Model
- Statistical testing (Dickey-Fuler test) and libraries used for data preprocessing were Pyspark, Pandas, Numpy etc.
- ACS (Airtel Cognitive Solution) E2E Data Integration and Reporting Pipeline development using Pyspark, Python, AWS etc. to centralize data from multiple sources into a unified database hosted on AWS infrastructure, facilitating real-time reporting.
- Data Integration & Pipeline Development
- PySpark, Python, and AWS Proficiency
- Centralized Database on AWS infrastructure
- Real-time Reporting & Reduced Latency
- Cross-functional Collaboration
- Alarm Integration for Issue Resolution
- AWS Services for Data Processing & Scalability.
Python Developer
HUAWEI TECHNOLOGIES
03.2020 - 10.2021
- KPI Monitoring Tool: Developed tool in order to track/monitor the key performance indicator of internet service providers services which used to compare the KPIs and to determine the abnormality and anomalies in the data.
- Saudi STC Asset Management Tool: Worked on Pyspark and Pandas in order to generate the cross functional reports needed by the Business.
Data Scientist
GAP INC.
05.2019 - 10.2019
- BI/BA Team: Building Linear Regression Model in order to predict price and discount on the particular product of merchandise such that profit is still achievable
- Building Classification model in order to classify the merchandise popularity on the basis of seasonality, demand and fame.
Data Scientist
Tata Consultancy Services (Morgan Stanley)
11.2016 - 05.2019
- Tech Support Analysis: Regression and Classification Model
- Statistical testing using Chi-Square test, ANOVA, t-test, Z test etc.
- Techniques/Algorithms Tried out - Linear Regression, Logistic Regression for RARE events (Using SMOTE), Random Forest, K-Means Clustering
- Used a three-pronged approach - Logistic regression model, Decision Tree Model, Random Forest.
Education
Post Graduate Program - Data Science and Engineering
Great Lakes Institute of Management
03.2020
B.Tech - Electronics Engineering
IERT Allahabad. (APJAKTU University)
06.2016
Skills
- Python
- Pandas
- Numpy
- Openpyxl
- Pyspark
- EDA
- Web Scrapping
- Machine Learning
- Time Series Analysis
- Feature Engineering
- Dimensionality Reduction
- Matplotlib, Plotly
- Folium
- Seaborn
- OOPS
- SQL
- Unix Shell Scripting
- Data Visualization
- OpenCV
- Basic knowledge of HDFS, AWS
- Docker
- Tableau
- GIT/Bit-Bucket
- JIRA
- Microsoft Office
- Project Management
- Problem Solving
- Individual Contributor
- Excellent verbal and written communication skills
- Agile Methodology
Accomplishments
- Star of the Year Award in TCS
- Airtel Ace Award
- On the spot award in GAP Inc.
- Promoted to Assistant Manager within 6 months in Huawei
- GTI Awards 2022 for project ASON (Bharati Airtel AI ML Team)
Personal Information
- Gender: Male
- Nationality: Indian
- Marital Status: Unmarried
Languages
- English
- Hindi
Timeline
Data Scientist
Bharti Airtel
10.2021 - Current
Python Developer
HUAWEI TECHNOLOGIES
03.2020 - 10.2021
Data Scientist
GAP INC.
05.2019 - 10.2019
Data Scientist
Tata Consultancy Services (Morgan Stanley)
11.2016 - 05.2019
Post Graduate Program - Data Science and Engineering
Great Lakes Institute of Management
B.Tech - Electronics Engineering
IERT Allahabad. (APJAKTU University)
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