Sajal K.
Data Science | GenAI & LLMs | ML Engineering | NLP & Deep Learning | Deloitte | MIT Manipal
- Role
- Consultant at Deloitte
- Location
- Bengaluru, KA, IN
- LinkedIn followers
- 500 followers
About Sajal K.
Data driven, product-focused Senior Data Scientist with 6+ years of experience building production-grade AI/ ML systems across healthcare, retail, banking, and energy. Deep expertise in Generative AI (RAG pipelines, LLM fine-tuning, LangChain), advanced NLP, demand forecasting, and marketing analytics. Proven track record of deploying low latency ML microservices and ETL pipelines processing millions of records daily with measurable business outcomes: 20% YoY category growth, 12% gross margin uplift, 18% stockout reduction, and 30% faster reporting cycles.
Experience
Consultant
Oct 2021 — Present · Bengaluru, IN
Engineered ML models (XGBoost, Random Forest, Neural Networks) to forecast demand and optimize inventory across 500+ SKUs, reducing stockouts by 18% and driving 20% YoY category sales growth in FMCG/ Personal Care through ML backed assortment optimization.•Built a collaborative filtering recommendation system to personalize product assortments, increasing cross-category purchases by 15%; developed price optimization models using regression and elasticity curves contributing to 12% gross margin uplift in FY23.•Implemented NLP sentiment analysis pipeline (BERT, ROBERTa) on 100K+ customer reviews to surface product improvement opportunities; automated vendor proposal classification using spaCy and scikit-learn, cutting manual review time by 40%.•Designed and deployed automated ETL pipelines (Python, SQL) processing 2M+ transactions weekly, enabling real time analytics for executive dashboards; built scalable Power BI + SQL reporting infrastructure reducing reporting cycle time by 30% across 8 business units.•Conducted A/ B testing and statistical analysis frameworks to validate promotional strategies, contributing to 20% YoY category growth; partnered with Marketing, Compliance, and Operations to translate business problems into end-to-end ML solutions from ideation to production.
Education
Manipal Academy of Higher Education
Bachelor of Technology, Instrumentation Technology/Technician
2014 — 2018
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