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Echhit J. Email & Phone Number

Senior Data Scientist at Afiniti at Afiniti
Location: Arlington, Virginia, United States 5 work roles 2 schools
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Current company
Role
Senior Data Scientist at Afiniti
Location
Arlington, Virginia, United States
Company size

Who is Echhit J.? Overview

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Quick answer

Echhit J. is listed as Senior Data Scientist at Afiniti at Afiniti, a company with 1403 employees, based in Arlington, Virginia, United States. AeroLeads shows a matched LinkedIn profile for Echhit J..

Echhit J. previously worked as Senior Data Scientist at Afiniti and Data Scientist at Afiniti. Echhit J. holds Master Of Information Science, Information Science/Studies from University Of Pittsburgh.

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Afiniti

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Profile bio

About Echhit J.

Echhit J. is a Senior Data Scientist at Afiniti at Afiniti.

Current workplace

Echhit J.'s current company

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Afiniti
Afiniti
Senior Data Scientist at Afiniti
washington, district of columbia, united states
Website
Employees
1403
AeroLeads page
5 roles

Echhit J. work experience

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Senior Data Scientist

Current

Washington, District Of Columbia, United States

Dec 2022 - Present

Data Scientist

Washington, District Of Columbia, United States

Jul 2020 - Dec 2022

Data Scientist

Moshi Upmc

Greater Pittsburgh Area

  • Responsible for binary classification of Sleep/Awake using 9 different smartphone sensor time series data and Fitbit data gathered using AWARE Framework for 120 users.
  • Engineered features from raw sensor data into various descriptive statistics such as mean, standard deviation, count, percentiles, and so on
  • Aggregated them in 3 different time windows (10/30/60 minutes) for Sleep prediction and data analysis.
  • Preprocessed data by resampling and joining Fitbit sleep data with engineered features, dropping features/tuples with high nullity, Imputing/interpolating features to eliminate nullity, and visualizing tables for data.
  • Implemented a time-table like data imputation method that assigns and updates average values for various sensors throughout the day in the respective time-windows that captures cyclical user behavior.
  • Created a pipeline for tuning various classifier model hyper parameters which consisted of oversampling(SMOTE) on training data, scaling features, and GridSearch with K-Fold Cross Validation on Training set.
Jun 2019 - Jul 2020

Graduate Teaching Assistant

Greater Pittsburgh Area

Grading Object Oriented Java and Python for Data Analytics

Aug 2018 - May 2019

Research Analyst

Pittsburgh, Pennsylvania, United States

  • Developed an Android application that uses a Pi network to help during a Tsunami crisis for Padang, Indonesia.
  • Analyzed Social network data to efficiently communicate and relay message within communities.
  • Performed Hypothesis tests to check if the ad-hoc system would perform better against without the system using T-Tests.
  • Analyzed demographics data to find best community leader candidates that would help and communicate effectively with the community
  • Cohered various features such as GIS, instant messaging, and profiles for efficient communication.
  • Assisted in implementing real-time data flow in the application before, during, and after a tsunami for safe evacuation.
Aug 2017 - Aug 2018
Team & coworkers

Colleagues at Afiniti

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2 education records

Echhit J. education

Master Of Information Science, Information Science/Studies

Pursuing Information Sciences Graduate Degree with a concentration in Big Data

Bachelor'S Degree, Computer Information Systems/Business Administration, 3.69

Activities and Societies: National Society for Leadership and Success

FAQ

Frequently asked questions about Echhit J.

Quick answers generated from the profile data available on this page.

What company does Echhit J. work for?

Echhit J. works for Afiniti.

What is Echhit J.'s role at Afiniti?

Echhit J. is listed as Senior Data Scientist at Afiniti at Afiniti.

Where is Echhit J. based?

Echhit J. is based in Arlington, Virginia, United States while working with Afiniti.

What companies has Echhit J. worked for?

Echhit J. has worked for Afiniti, Moshi Upmc, and University Of Pittsburgh.

Who are Echhit J.'s colleagues at Afiniti?

Echhit J.'s colleagues at Afiniti include Waqas Munawar, Abdul Raheem Khan, Shivam Tewari, Syeda Mobashra, and Uzair Liaqat.

How can I contact Echhit J.?

You can use AeroLeads to view verified contact signals for Echhit J. at Afiniti, including work email, phone, and LinkedIn data when available.

What schools did Echhit J. attend?

Echhit J. holds Master Of Information Science, Information Science/Studies from University Of Pittsburgh.

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