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Oliver Williams

Oliver Williams

Data Scientist

Chennai, Tamil Nadu, India 2+ yrs exp 91 · Outstanding

About

Data scientist with 2+ years of experience automating operational reporting for CEO-level stakeholders, plus applied work in machine learning, causal inference and quantitative risk. Proficient in Python, R, SQL and Go.

Skills & Expertise (19)

Python Advanced
8.2/10
3
Years Exp
SQL Intermediate
7.5/10
3
Years Exp
Excel Intermediate
7.0/10
3
Years Exp
scikit-learn Intermediate
7.0/10
2
Years Exp
PyTorch Intermediate
6.5/10
2
Years Exp
statsmodels Intermediate
5.5/10
1
Years Exp
SHAP Intermediate
5.0/10
1
Years Exp
Tableau Intermediate
5.0/10
2
Years Exp
Power BI Intermediate
5.0/10
2
Years Exp
SARIMA Beginner
4.0/10
1
Years Exp
Google Earth Engine Beginner
4.0/10
1
Years Exp
FastAPI Beginner
4.0/10
1
Years Exp
ARIMA Beginner
4.0/10
1
Years Exp
Isolation Forest Beginner
4.0/10
1
Years Exp
Power Automate Beginner
4.0/10
1
Years Exp
Go Beginner
3.5/10
0.5
Years Exp
VaR Beginner
3.0/10
0.5
Years Exp
Microsoft Fabric Beginner
3.0/10
0.5
Years Exp
Distributed Systems Beginner
3.0/10
0.5
Years Exp

Work Experience

Operations Associate

Mobolutions India

May 2026 - Sep 2026

Built ~20 automated skeleton Excel workbooks in Power Query (M) to track utilization, staffing, demand, resource allocation and bench, replacing manual tracking with standardized, refreshable reporting. Analyzed bench resources and reallocated them to projects to raise utilization from 49% to 58%, which lowered hiring demand. Applied compliance techniques to lift timesheet compliance from 92% to 99% in 2 months so utilization data is reliable; calculated the employee allowance basket in Excel. Automated weekly CEO-level workforce analytics with Python pipelines over 4 data sources (resource allocation, Zoho, Jira, Time Doctor), a flagging engine for idle time and low coverage, and an interactive HTML/Python dashboard replacing static spreadsheets.

Operations & Finance Associate

Bright Constructions

Aug 2025 - Apr 2026

Built a project-management tool in Python to calculate investment, loans, expected outcomes and spending trends, so future projects can be budgeted and planned from reusable models. Maintained procurement, logistics and financial records and supported expenditure tracking, GST filing and banking coordination, reducing process delays.

Data Journalist

Sportsdata AG

Jul 2024 - Jul 2025

Compiled and validated structured sports statistics under real-time deadlines, keeping downstream data products accurate and on time.

Data Science Intern / Trainee Software Engineer

IOTHR Technology

Jul 2023 - Jun 2024

Developed predictive models and visualizations and automated reporting with Python and SQL within a structured SDLC environment.

Education

B.C.A., Data Science - BSA Crescent Institute of Science and Technology

2020 - 2023 · Afghanistan

Certifications

Algorithms

Stanford Online · 2026

Principles of Financial Leadership

Univ. of Cambridge · 2025

CFI Financial Analysis and Modeling

· 2025

Google Advanced Data Analytics

· 2025

ML Pipelines with Azure ML Studio

· 2025

Investment Risk Management

· 2025

Microsoft Applied Skills: Power Automate, Power Apps, Fabric

· 2025

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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 11/15
💰 Rate 0/5
🏆 Certs 5/5
✅ Verified 5/5
Total Score 91/100

Profile Overview

Member sinceOct 2026

Skills (19)

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