Chijioke Ubajaka

Data Scientist

Lagos, Nigeria

Member Since January 9, 2020

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Portfolio

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Languages

English
Advanced
Igbo
Native

Skillset

Skills
UNIX
3 Years
Data Science
3 Years
Mac OS
3 Years
Data Visualization
3 Years
Windows 10
3 Years
SQL
3 Years
PL/SQL
3 Years
Python
3 Years
Keras
3 Years
Shell Script
3 Years
Theano
3 Years
SQL Developer
3 Years
Numpy
3 Years
Toad
3 Years
Oracle 12.9
3 Years
Matplotlib
3 Years
Sublime
3 Years
SymPy
3 Years
Pandas
3 Years
Jupyter Notebook
3 Years
Python
3 Years
Docker
3 Years
MATLAB
3 Years
RStudio
3 Years
Tensorflow
3 Years
XGBoost
3 Years
Numerapi
3 Years
Data Analysis
3 Years
Sklearn
3 Years
XGBoost
3 Years
FasAi
3 Years

Education

Federal University of Technology, Owerri, Nigeria
OCTOBER 2005 - OCTOBER 2011
Bachelor of Engineering - Electrical/Electronic Engineering

Work Experience

Finacle Consultant Trainee
JAN 2022 - PRESENT
Computer Warehouse Group, Lagos, Nigeria
• Developed software programs using Oracle SQL, PL/SQL
• Skilled in UNIX and SHELL Scripting
• Wrote SQL statements using functions, joins, subqueries and constraints.
• Proficient  in creating Tables and other DB Objects
Freelance Data Scientist
APRIL 2016 - PRESENT
Numerai,  San Francisco, United States
• Developed Stock predictions for Numerai Dataset
• Built Financial data model using Numerai CLI 0.3.0 and Docker
• Implemented Logistic Regression, Random Forest Classifier, and Convolutional Neural Network.
• Implemented code in Python
Network Engineer
MARCH 2015 - APRIL 2016
21st Century Technologies, Lagos, Nigeria
• Functioned as a level 1 Support Engineer (1st Line Support)
• IP Configuration (DHCP and Static IP) and IP conflict resolution for on-site and remote network devices.
• Provisioning of support to corporate clients in the form of timely diagnosis and resolution.

Projects

Project Fraud Detection
• Fraud Detection for a skewed financial dataset.
https://github.com/UbajakaCJ/fraud_detection