Rajeev Kumar
Mentor
(31 reviews)
US$20.00
For every 15 mins
98
Sessions/Jobs
ABOUT ME
Data Scientist
Data Scientist
Data Scientist having 5 years of experience skilled in Machine Learning , Deep Learning , Statistics , problem-solving and programming .
I have deep knowledge of several languages and Library such as Python(Keras , Scikit-Learn, pandas, Numpy etc) .
I have worked on Classification , Regression , Deep Learning and CNN projects.
Mentoring to the new joiner in my project and taking cross-skilling session after every quarter.
During my journey , I successfully combined my studies with work and other commitments showing myself to be self-motivated , organised and capable of working under pressure .
I have a clear , logical mind with a practical approach to problem-solving and drive to see things through to completion .
English
Mumbai (+05:30)
Joined March 2021
EXPERTISE
4 years experience
Worked on Deep-Learning to build model such as Classification of hand written digit .
Worked on Deep-Learning to build model such as Classification of hand written digit .
4 years experience
I have 4 years of experience in python programming .
I have 4 years of experience in python programming .
4 years experience
I have 5 years of experience building natural language processing based model . Worked on Tweet Sentiment Analysis problem .
Used differe...
I have 5 years of experience building natural language processing based model . Worked on Tweet Sentiment Analysis problem .
Used different NLP technique such as Bag of Words , TFIDF , Word2Vec , GPT , GPT-2.
4 years experience
Worked on different classifications and regression algorithms such as Naive Bayes , SVM , Decision Tree , Random Forest , Logistic Regres...
Worked on different classifications and regression algorithms such as Naive Bayes , SVM , Decision Tree , Random Forest , Logistic Regression , KNN , Linear Regression.
Also Worked on clustering algorithms like KMeans .
2 years experience
I have two years of experience in R Programming .
I have two years of experience in R Programming .
3 years experience
I have more than three years of experience in C language.
I have more than three years of experience in C language.
4 years experience | 3 endorsements
REVIEWS FROM CLIENTS
(31 reviews)
Thirangi Wijetunga
June 2023
Really good communication and was very helpful in solving the issue with my code that I have been trying to fix for months! Quick turnaround as well. Will definitely get in touch in the future for any guidance needed.
Alan Chapman
April 2023
Fast, high-quality output to build a predictive model based on customer data. Always responsive and efficient. Rajeev quickly grasped the requirements, picked up on an issue with the original dataset and built the model within 24 hours.
aiste belausaite
April 2023
very quick, good helper
Rishi
April 2023
Accurate solutions were provided. Recommended mentor!
Nick Dadzie
March 2023
Extremely helpful with time series task. Using multiple time series
mike aranda
March 2023
very knowledge and helpful, good guy. you have an a coding issue he can fix it. I was stuck on a problem for 5 days he fixed it in 30 mins
Yanni
February 2023
Very knowledgable with data set requirements to properly train model.
Aysen Gungel
February 2023
Rajeev responds very quickly and he is very knowledgeable and supportive.
marriam
February 2023
Rajeev was very helpful, made me happy to understand all the points, and was also quick to understand what I wanted
Quinton McCoy
January 2023
Great instructor.
SOCIAL PRESENCE
Machine-Learning-Project
Machine Learning Project
Jupyter Notebook
1
0
Project
A simple desktop application to perform library work .
HTML
0
0
EMPLOYMENTS
Senior Analyst - Data Science
Tiger Analytics
2022-05-01-Present
Working as a Data Scientist in Tiger Analytics.
Working as a Data Scientist in Tiger Analytics.
Machine learning
Nltk
Python 3
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Machine learning
Nltk
Python 3
Data Science
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Machine Learning Engineer
TATA CONSULTANCY SERVICES
2018-07-01-2022-04-01
Handling daily activity of Data Analysis , Data Visualisation , Data Pre-processing , Feature Engineering, Feature Selection , Hyper-Para...
Handling daily activity of Data Analysis , Data Visualisation , Data Pre-processing , Feature Engineering, Feature Selection , Hyper-Parameter tuning , Model
Building using Regression Technique , Classification Technique, NLP, Deep-Learning , CNN .
Mentoring to the new joiner in my company and taking cross-skilling session after every quarter.
Python
Machine learning
NLP
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Python
Machine learning
NLP
Data Visualization
Deep Learning
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PROJECTS
Tweet Sentiment Analysis
2021
Applied NLP Concept to pre-process the text data .
Applied Machine Learning concept to build sentiment analysis-based
NLP model that can ...
Applied NLP Concept to pre-process the text data .
Applied Machine Learning concept to build sentiment analysis-based
NLP model that can classify the sentiment of tweet into Positive ,
Negative & Neutral .
Secured 5th Rank in this Hackathon .
Python
Machine learning
Data Visualization
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Python
Machine learning
Data Visualization
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Model to predict that whether system is compromised or notView Project
2020
In 2020 there was a cyber attack on SolarWinds . Our Company also used SolarWinds product for infrastructure support . Our leadership ask...
In 2020 there was a cyber attack on SolarWinds . Our Company also used SolarWinds product for infrastructure support . Our leadership asked to build a machine learning model to detect whether the system is compromised or not .
Used Recall as evaluation metric because the cost of making mistakes would have huge impact.
Achieved accuracy of 99.53 %.
Python
Machine learning
Data Visualization
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Python
Machine learning
Data Visualization
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