Dhirendra Singh

About Dhirendra Singh

Data Scientist Tata Consultancy Services Developed and deployed machine learning models using Python and SQL to predict key business metrics. Utilized Python libraries such as Pandas, NumPy, Matplotlib, and Scikit-learn for data manipulation, analysis, and visualization. Conducted exploratory data analysis (EDA) to uncover trends, patterns, and relationships in data sets. Collaborated with cross-functional teams to integrate data science solutions into business processes. Automated data pipelines and ETL processes to streamline data preparation and analysis. Data Analyst Tata Consultancy Service Conducted in-depth market research and data analysis to support strategic decision-making for clients. Utilized Python for data manipulation and analysis, employing libraries such as Pandas, Numpy, and Matplotlib Designed and developed interactive dashboards and reports using Power BI, enhancing data accessibility and visualization Employed SPSS for statistical analysis, hypothesis testing, and predictive modeling to derive actionable insights. Conducted a comprehensive analysis of customer demographics and purchasing behaviors, resulting in a targeted marketing campaign that increased sales by X%

Experience

1. Associate Data Scientist

   Tata Consultancy Services

   Nov 2021 — Present · Thane, IN

   Designed end-to-end machine learning pipelines, including data preprocessing, featureengineering, model training, evaluation, and tuning, reducing model error by 15%.Built and optimized machine learning models using logistic regression, decision trees,and random forests for customer segmentation and predictive analytics.Built and optimized deep learning models (ANN, CNN, RNN) to process structured andunstructured data, improving accuracy in predictive tasks by 20%.Utilized Python libraries such as Pandas, NumPy, Matplotlib,Scikitlearn,TensorFlow, Kerasfor data manipulation, analysis, model building and visualization.Conducted exploratory data analysis (EDA) to uncover trends, patterns, and relationshipsin data sets.Designed and developed interactive dashboards and reports using Power BI, enhancingdata accessibility and visualization.Collaborated with cross-functional teams to integrate data science solutions intobusiness processes.Contributed to product strategy discussions, effectively communicated experimentresults, and provided mentorship to junior team members.Documented model-building processes and presented insights and results to nontechnical stakeholders, simplifying complex concepts for broader understanding.

Education

• S.M. Shetty College- Degree Section

  BSCIT, Information Technology

  2018 — 2021