Hi, I’m
Sri Devarapalli
Worthing,West Sussex
Summary
Experienced Data Scientist with over 8 years of expertise in data analytics, machine learning, and business intelligence across the pharmaceutical, e-commerce, and FMCG sectors. Proven track record of delivering scalable ML and analytics solutions for global clients like Unilever, including product classification, demand forecasting, and competitive intelligence across 21 markets. Skilled in Python, SQL, Power BI, Tableau, and scikit-learn, with hands-on experience in NLP, time series modeling, and customer segmentation. Strong background in transforming raw, high-volume data into actionable insights to support marketing, operations, and strategic decision-making. Previously supported UK retail brands and pharmaceutical manufacturers by building interactive dashboards, automating KPIs, and driving efficiency through data.
Overview
11
years of professional experience
1
year of post-secondary education
Work history
UnileverLondon, England
Data scientist
12.2022 - 05.2025
Job overview
- Developed machine learning models (XGBoost, Random Forest) to classify SKUs across 21 markets, achieving 96% accuracy.
- Created feedback loop for retraining on false positives, reducing manual effort by 85%.
- Implemented structured mapping tables for scalable classification of over 1 million products monthly.
- Engineered YOLO-based model to detect brand presence in promotional banners from Q-Commerce platforms.
- Automated weekly retraining pipeline using business input features, enhancing forecasting accuracy.
- Achieved 92% forecast accuracy, resulting in $3 million savings through inventory optimisation.
- Built data pipelines processing over 50 million records monthly from scraped platform data.
- Calculated brand-level KPIs, including share of shelf and promo frequency across 21 markets.
Kodev Infotech Ltd (Freelance)Chichester, West Sussex
Data Scientist
05.2022 - 11.2022
Job overview
- Developed NLP pipeline to analyse customer sentiment from Trustpilot reviews and Instagram comments.
- Applied text preprocessing, TF-IDF, and logistic regression for sentiment classification.
- Implemented keyword tagging to identify common product issues such as sizing and delivery.
- Delivered weekly Power BI dashboards to monitor sentiment trends.
- Enhanced campaign messaging and targeting, resulting in 35% increase in ROI.
- Engineered behavioural features using Shopify order data and Google Analytics.
- Segmented customers into personas with K-Means and DBSCAN clustering methods.
- Created segment-specific dashboards to inform campaign planning, boosting customer retention by 28%.
Laurus Labs LtdVizag, India
Data analyst
08.2016 - 09.2020
Job overview
- Interacted with business users and project managers to gather requirements and understand objectives.
- Developed over 50 interactive dashboards using advanced visualisation techniques, improving decision-making across eight departments by 40%.
- Built comprehensive Power BI solutions integrating data from SQL Server, Excel, CSV files, and web sources.
- Created complex reports linking multiple data sources with sophisticated DAX expressions and custom visuals.
- Implemented data modelling and query merging to enhance reporting efficiency, reducing manual reporting time by 70%.
- Ensured compliance with data management regulations while producing detailed analytical reports for ad-hoc requests.
- Mentored new trainees in BI processes to enhance team capabilities and performance.
- Participated actively in Agile ceremonies, contributing to sprint planning and backlog grooming activities.
Granules India LtdHyderabad, India
BI developer
10.2014 - 07.2016
Job overview
- Collaborated with supply chain and production teams to gather requirements for actionable Tableau dashboards.
- Developed real-time dashboards to monitor production metrics, stock levels, and sales performance.
- Created comprehensive KPIs to track cycle times, identify bottlenecks, and measure target achievement.
- Achieved 25% improvement in production efficiency through proactive monitoring and issue identification.
Education
Bournemouth UniversityPoole
Master of Science from Data Science & Artificial Intelligence
01.2021 - 07.2022
Skills
Programming Languages
- Python
- R
- Scala
- SQL
Data Manipulation & Analysis
- Pandas
- NumPy
- Scikit-learn
- Matplotlib
- Seaborn
- PowerBI
- Tableau
Machine Learning, GenAI & AI
- TensorFlow
- PyTorch
- LLMs
- OpenAI
- LangChain
- GenAI
- Agentic AI (LangChain Agents, Copilot Studio Agents)
- MCP (Model Context Protocol)
- Microsoft Copilot Studio
Big Data & Data Engineering
- Databricks
- Spark
- Hadoop
- PostgreSQL
- MongoDB
- DBT
Cloud & DevOps
- AWS
- Azure
- GCP
- DevOps
References
References available upon request.
Timeline
Data scientist
Unilever
12.2022 - 05.2025
Data Scientist
Kodev Infotech Ltd (Freelance)
05.2022 - 11.2022
Bournemouth University
Master of Science from Data Science & Artificial Intelligence
01.2021 - 07.2022
Data analyst
Laurus Labs Ltd
08.2016 - 09.2020
BI developer
Granules India Ltd
10.2014 - 07.2016
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