Krishna Sai Vootla

Krishna Sai Vootla

Mentor
5.0
(4 reviews)
US$15.00
For every 15 mins
8
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ABOUT ME
Machine learning engineer
Machine learning engineer

Krishna is a machine learning engineer who is curious and passionate about applied deep learning in computer vision, NLP, and reinforcement learning. He has four years of experience with machine learning, including having been a part of the analytics division of JP Morgan Chase & Co. He is a great communicator and enthusiastic developer.

Hindi, English
Kolkata (+05:30)
Joined September 2019
EXPERTISE
4 years experience
Professional Experience: 1. Sentiment Extraction: Created a sentiment classification pipeline for product reviews. Cleaned the text revie...
Professional Experience: 1. Sentiment Extraction: Created a sentiment classification pipeline for product reviews. Cleaned the text reviews & transformed them into word embedding features. Trained & deployed Recurrent neural network architecture. 2. Multi-Modal Fully Convolutional Network for Semantic Segmentation: Fully convolutional network (FCN-32s) trained to semantically segment forest scene images with RGB and nir_color input images. The project was developed to help unmanned drones in smooth navigation. The model is trained and tested on still images of forest scenes. Intel Edison and Microsoft Kinect were used for proof of concept and prototype creation. Certifications: 1. Structuring Machine Learning Projects. (Credentials: https://www.coursera.org/account/accomplishments/verify/SWS7ML6DQ89J) 2. Sentiment Analysis in Python. (Credentials:https://www.datacamp.com/statement-of-accomplishment/course/285c1af464d0e83760842e7a17020c72926828f5)
4 years experience
Professional Experience: 1. Market Segmentation for ad Campaign: Built an end to end market segment classifier for each customer based on...
Professional Experience: 1. Market Segmentation for ad Campaign: Built an end to end market segment classifier for each customer based on their shopping behavior. 2. Sales forecasting for black Friday sale Certifications: 1. Statistical Learning - Stanford Online. (Credentials: https://drive.google.com/file/d/1NLpvLZmh1M-wUjG4fkxx2LX01Pkr6W7-/view ) 2. Python A-Z: Python for Data Science with Real Exercises! ( Credentials: https://udemy-certificate.s3.amazonaws.com/pdf/UC-ZAIQ45JS.pdf ) 3. SQL - MySQL for Data Analytics & Business Intelligence ( Credentials: https://udemy-certificate.s3.amazonaws.com/pdf/UC-SE95FTH2.pdf )
4 years experience
Professional Experience: 1. Worked as an Analytics vendor for the leading retail company in the USA. (client has a retail store in every ...
Professional Experience: 1. Worked as an Analytics vendor for the leading retail company in the USA. (client has a retail store in every 5-mile radius of the USA, can't reveal the name due to NDA): Created & deployed multiple executive summary dashboards. 2. Part of daily insights team: Helped test client's new business propositions with A/B testing. Designed data pipelines for easier analysis & insights Certification: 1. Introduction to R ( Credentials: https://www.datacamp.com/statement-of-accomplishment/course/d5f057f64082b4212f5c65f602e8dcc4463f00c3) 2. Intermediate R ( Credentials: https://www.datacamp.com/statement-of-accomplishment/course/9d45665703b6d366794e1ba3a73fbdd3376733de) 3. Data Manipulation in R with dplyr ( Credentials: https://www.datacamp.com/statement-of-accomplishment/course/1d8d86faa76276fa065285f176f21d4f4f1b86c1) 4. Building Web Applications in R with Shiny ( Credentials: https://www.datacamp.com/statement-of-accomplishment/course/b7e148e6ab3c52c66d024bcf8bf3f367b91b4bff ) 5. Python A-Z: Python for Data Science with Real Exercises! ( Credentials: https://udemy-certificate.s3.amazonaws.com/pdf/UC-ZAIQ45JS.pdf ) 2. SQL - MySQL for Data Analytics & Business Intelligence ( Credentials: https://udemy-certificate.s3.amazonaws.com/pdf/UC-SE95FTH2.pdf )
Data AnalysisAnalyticsAnalysisData analyticsBusiness analyticsData science in pythonClusteringTableauRPython
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4 years experience
Part of daily insights team: Created & deployed multiple executive summary dashboards to summarize essential metrics for the busisness
Part of daily insights team: Created & deployed multiple executive summary dashboards to summarize essential metrics for the busisness
4 years experience
4 years experience
3 years experience
Sample Project: This is a sample app/web-tool that can be used by commercial banks for easy on-boarding of their customers. This app is e...
Sample Project: This is a sample app/web-tool that can be used by commercial banks for easy on-boarding of their customers. This app is equipped with all the features that are required for a full blown app. Link: https://github.com/krishnasaiv/Open-Bank-Account-Online
Shiny
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Shiny
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REVIEWS FROM CLIENTS

5.0
(4 reviews)
henry
henry
July 2020
great job done
Exosquad Game
Exosquad Game
July 2020
Krishna quickly helped me solve a problem in my machine learning algorithm
henry
henry
June 2020
great job, responsible tutor!
Mitch Dawdy
Mitch Dawdy
June 2020
Krishna was very attentive and great at explaining the concepts. After completing the job, Krishna even came back and explained more on certain parts I was confused with. Great mentor
SOCIAL PRESENCE
GitHub
Sentiment-Analysis
Jupyter Notebook
1
0
R-Shiny-Prototype-Bank-Account-Opening-Tool
Sample app(created in R Shiny) to create online bank account
R
0
0
Stack Overflow
105 Reputation
0
2
10
EMPLOYMENTS
Data Scientist
Organifi (via Toptal)
2020-04-01-Present

➛ Developed and deployed an NLP pipeline in Python using Keras to extract and summarize opinions and feedback from customer product re...

➛ Developed and deployed an NLP pipeline in Python using Keras to extract and summarize opinions and feedback from customer product reviews.
➛ Market Mix Modeling using multivariate regression with saturation to visualize ROI & optimize spending
➛ Analysis of the Impact of promotions, advertisements on customer acquisition & LTV
➛ Demand forecasting for supplychain optimization
➛ AB testing analytics to determine the statistical significance of variations and optimize the marketing funnel
➛ Built data pipelines in AWS and GCP to inject data into the data warehouse.
➛ Built & maintained executive summary dashboards in Tableau that summarized KPIs & provided actionable insights which guided high-level data-driven decision making

C
Google BigQuery
Python 3
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C
Google BigQuery
Python 3
NLP (Natural Language Processing)
Google Cloud Platform
Amazon RDS
Tableau
Data analytics
AWS Lambda
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Freelance Data Scientist
Toptal
2019-12-01-Present
Profile: https://www.toptal.com/resume/krishna-sai-vootla Professional Experience: Currently working for a Health & fitness client in th...
Profile: https://www.toptal.com/resume/krishna-sai-vootla Professional Experience: Currently working for a Health & fitness client in the USA: 1. Helped client with designing & deploying a database for compiling data from multiple API points into a single database 2. Created & deployed data cube for easy & independent data querying. 3. Maintained & created numerous executive summary dashboards
Python
MySQL
Tableau
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Python
MySQL
Tableau
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Online Tutor
Chegg Tutors
2019-12-01-2020-07-01
Mentored & tutored more than 100 students in Python, R, SQL, C++. I have more than 98% percent satisfaction score from my students. For...
Mentored & tutored more than 100 students in Python, R, SQL, C++. I have more than 98% percent satisfaction score from my students. For more info check out my profile here: https://www.chegg.com/tutors/online-tutors/Krishna-S-1093188/
Python
C++
MySQL
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Python
C++
MySQL
R
Python 3
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PROJECTS
Multi-Modal Fully Convolutional Network for Semantic SegmentationView Project
NDA
2017
Fully convolutional network (FCN-32s) trained to semantically segment forest scene images with RGB and nir_color input images. The proje...
Fully convolutional network (FCN-32s) trained to semantically segment forest scene images with RGB and nir_color input images. The project was developed to help unmanned drones in smooth navigation. The model is trained and tested on still images of forest scenes. Intel Edison and Microsoft Kinect were used for proof of concept and prototype creation.
Python
NumPy
Pandas
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Python
NumPy
Pandas
Keras
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