Rittush Sarkar

Detail-oriented MCA student specializing in Data Science and Machine Learning with hands-on experience building predictive models on real-world healthcare datasets. Proficient in Python, SQL, Power BI, exploratory data analysis (EDA), feature engineering, and classification algorithms. Achieved up to 90% classification accuracy across 4 independent ML projects.

Completed 3 data science internships and seeking an entry-level Data Scientist or Machine Learning Engineer role to deliver measurable, data-driven business insights.

Data Science Intern at CodTech IT Solutions Pvt. Ltd. (2025-05 – 2025-06)

• Conducted EDA and feature engineering on 3+ real-world datasets, reducing noise and improving model input quality by ~20%.
• Built and evaluated classification models using Python (scikit-learn, pandas, matplotlib), achieving over 85% accuracy.
• Delivered 2 project reports with visual summaries, improving team decision-making speed.

Data Science Intern at The Developer Arena (2026)

• Preprocessed and cleaned structured datasets, reducing missing values by over 30% prior to model training.
• Trained and tuned ML models, improving baseline accuracy by 10% through hyperparameter optimization.
• Created data visualizations that reduced reporting time by presenting key trends clearly to stakeholders.

Ethical Hacking and Penetration Testing – Virtual Intern at C-DAC, NOIDA (Ministry of Electronics and IT, Government of India) (2025-06 – 2025-07)

• Completed structured virtual internship covering network security, vulnerability scanning, and ethical hacking methodologies.
• Performed simulated penetration tests on 5+ practice environments, identifying and documenting security weaknesses.

Master of Computer Applications in MCA – Central University of Karnataka (2026)

Bachelor of Computer Applications in BCA – Gour Mahavidyalaya (2021 – 2024)

Higher Secondary in Class XII – Malda Zilla School (2021)

Secondary in Class X – Malda Zilla School (2019)