Nilanjan Chattopadhyay

Nilanjan Chattopadhyay has over five years of professional experience in fields such as data science, machine learning, and deep learning.

From June 2023 onwards, Nilanjan has been working as a Principal Engineer at AIRA Matrix Private Limited. During this position, they have been involved in leveraging deep learning techniques to perform classification and segmentation in histopathology images. Nilanjan has notably contributed to projects such as PCa Tumor Segmentation and PCa Metastasis Classification, where they developed deep learning solutions utilizing CNN and Transformer models. Nilanjan's work aims to achieve pathologist-level performance for estimating disease severity.

Prior to their current role, Nilanjan worked at AIRA Matrix Private Limited as a Senior Engineer from November 2020 to June 2023. During this time, they implemented self-supervised pre-training of CNN networks on prostate WSIs, followed by supervised fine-tuning. This approach improved the adaptability of classification networks to histopathology images, resulting in enhanced classification performance.

Before joining AIRA Matrix, Nilanjan worked at UnitedHealth Group in various positions. Nilanjan served as a Senior Data Scientist from September 2019 to November 2020, where they were involved in building and deploying machine learning solutions to improve the accuracy of the claim adjudication process for the world's largest healthcare company. In addition, they worked as a Data Scientist from April 2019 to August 2019, where they focused on feature engineering, data exploration, and tracking project performance. Prior to these roles, Nilanjan also held the position of Business Analyst from June 2015 to August 2017.

Overall, Nilanjan Chattopadhyay's experience showcases their expertise in utilizing cutting-edge technologies to solve complex problems in the fields of machine learning and data science.

Nilanjan Chattopadhyay completed their education as follows:

1. From 2013 to 2015, they pursued a Master of Science (M.Sc.) degree in Operations Research at Hindu College, University of Delhi.

2. From 2010 to 2013, they pursued a Bachelor's degree (B.Sc. Hons.) in Mathematics at Hindu College, University of Delhi.

3. From 2008 to 2010, they completed their AISSCE (All India Secondary School Certificate Examination) in Non-Medical Science at Shri S. N. Sidheshwar Public School.

In addition to their formal education, Nilanjan Chattopadhyay has acquired several certifications:

1. In June 2021, they obtained the certification "Build Basic Generative Adversarial Networks (GANs)" from Coursera.

2. In June 2021, they obtained the certification "Build Better Generative Adversarial Networks (GANs)" from Coursera.

3. In October 2020, they obtained the certification "Natural Language Processing with Probabilistic Models" from Coursera.

4. In July 2020, they obtained the certification "Deep Learning with Pytorch: Zero to GANs" from Jovian.ml.

5. In June 2020, they obtained the certification "Natural Language Processing with Classification and Vector Spaces" from Coursera.