Karandeep Singh Sandhu

Karandeep Singh Sandhu-LinkedIn: linkedin.com/in/karandeepsandhu2412 — — - GitHub: github.com/karansandhu96 Professional Summary • Data Scientist with expertise in machine learning, predictive analytics, and statistical modeling. Proven ability to develop scalable AI-driven solutions for recommendation systems, forecasting, and marketing segmentation. Adept at leveraging Python, cloud platforms, and big data tools to extract meaningful insights and optimize decision-making. Strong communicator with experience translating complex technical concepts into business impact. Passionate about using data science to drive innovation and efficiency. Skills • Programming Tools: Python (Pandas, NumPy, Scikit-Learn, TensorFlow, PyTorch), SQL, Git, Flask, REST API, Django, Postman • Machine Learning / AI: Time Series Forecasting (ARIMA, Prophet, SARIMAX), Classification, Regression, NLP, Gen AI • Cloud / Big Data: Databricks, Snowflake, AWS SageMaker, Azure Synapse, Google Cloud AI • Databases: PostgreSQL, MySQL, MongoDB • Data Processing / Visualization: ETL Pipelines, Matplotlib, Seaborn, Feature Engineering, Power BI, Tableau, Excel, SSMS • Process Improvement: Lean Six Sigma, Process Mapping, Agile/Waterfall, Code Review • Operating Systems: Windows 10/11, Linux, Mac Professional Experience • DigiMantra Jan 2025 – Present Software Developer Remote ◦ AI Signal Generator: Developed LSTM model analyzing 50+ indicators for NASDAQ-100 with 87% accuracy. ◦ Prompt Engineering: Optimized GPT-4/Gemini prompting using RAG, improving relevance by 35% and reducing API cost by 40%. • Georgian College Student Ambassador ◦ Student Services: Guided 20+ students daily, achieving 95% first-contact resolution. Sep 2023 – Jun 2024 Barrie, ON ◦ Event Support: Helped plan and deliver campus initiatives. • Code Rower Software Pvt. Ltd. Junior Database Administrator ◦ ETL Optimization: Improved data processes across 30+ projects, boosting efficiency by 15%. Jul 2019 – Sep 2022 India ◦ Data Visualization: Built Tableau and Power BI dashboards, improving insights by 20%. ◦ DB Performance: Optimized databases for 10,000+ daily transactions; improved query times by 25%. Projects • Health Analysis Project: Performed root cause analysis on healthcare data to predict patient length of stay and billing outcomes. • Economics Analysis (Python): Used Power BI and Python to assess economic risk by location and gender, aiding policy strategy development. • COVID-19 Virus Mapping: Built interactive dashboards using ArcGIS for real-time visualization of COVID-19 cases and spread. Education • Georgian College Postgraduate Certificate – Artificial Intelligence | Dean’s List Jan 2024 – Aug 2024 Barrie, ON • Georgian College Postgraduate Certificate – Big Data Analytics | Dean’s List May 2023 – Dec 2023 Barrie, ON • Punjabi University B.Tech – Computer Science Aug 2015 – May 2019 India Certifications • White Belt Certification: Lean Six Sigma • Power BI Data Analyst Associate: Microsoft • AWS Academy Cloud Foundations: Amazon Web Services