Samuel Nnitiwe Theophilus
Machine Learning Engineer
Jalingo,Taraba
Summary
A Machine Learning Engineer with over 3 years of experience in predictive modeling, Computer Vision & NLP. Technical Writer at Geek Culture, Omdena & Analytics Vidhya. I have some experience applying machine learning to solve real-world problems both in industry and academia. I am looking for new opportunities in organizations that will allow me to continue to apply and extend my expertise by exploring new areas.
Work History
Lead Machine Learning Engineer
Omdena
New York, NY
10.2021 - Current
- Machine Learning Mentor at Mentor at Deepigram ( https://deepigram.com/).
- Currently using Machine Learning algorithms at Omdena to detect anomalies and analyze and identify the root causes ( Time Series Forecasting and Causal Inference).
- Learn more about what we are doing at https://omdena.com/projects/root-cause-analysis/
Machine Learning Engineer
Omdena
New York, NY
07.2021 - 09.2021
- Provided technical task-based leadership to a strong team of Junior ML Engineers to tune various image datasets and improve existing model performance.
- Created customized applications to handle project-based synthetic data generation.
- Collaborated on a CV project to develop ML models that convert P&ID diagrams to smart structures to be integrated into Digital Twins Software (https://omdena.com/projects/energy-transformation/).
Junior ML Engineer
Omdena
New York, NY
04.2021 - 07.2021
- Collaborated closely with team members and Clients to identify Weeds & Crops using Drone Imagery and reduce environmentally devastating herbicides usage by more than 50% ( Learn more about the project at https://omdena.com/projects/reduce-herbicides/).
- Responsible for building Pix2pix and Auto Encoder super-resolution Models with average scores of SNR over 69 % and SSIM over 54%.
Data Scientist
Free Lance
, Remote
11.2019 - 04.2021
- Modelled a Resume Selection classifier with weighted average Precision of 76%, Recall of 76%, and 1-Score of 74%
- Collected, studied, and interpreted over 10 large datasets; conducted reports; performed accurate, successful data management
- Scraped websites & extracted data from multiple sources (such as Wikipedia, Yahoo Finance) to extract and transform data to the right structure for processing
- Designed Graphs and Dashboards using Tableau, Plotly, Dash & Seaborn to present and gain more insight into Data to address business challenges
- Developed and implemented classification models on different problem sets using algorithms such as Logistics Regression, Linear Regression, KNN, Decision Tree, ANN, and other ML Models for Supervised tasks scoring at least 70% accuracy.
Software Developer
Nnitiwe Tech Limited
Karu, Nasarawa
04.2016 - 11.2019
- Executed a Research and presented a paper on "Web-Based Cataract Detection System Using Deep Convolutional Neural Network", on IEEE which achieved a Sensitivity of 69%, a Specificity of 86%, Precision of 86%, an F-Score of 56%, AUC of 84.56% and accuracy score of 78 (https:// ieeexplore.ieee.org/abstract /document/8949636).
- Designed user-friendly websites, optimized existing websites cutting down the loading time by more than 20%, and implemented enhancements that significantly improved functionality and compliance with security standards.
- Oversaw full lifecycle of software development for over 15 projects while communicating with clients with 100% on-time delivery while staying under budget(including https://kolmargeyesight.org, https:// www.servioscope.com, https://www.nnitiwetech.com).
- Trained over 20 Clients in internal web functions, including steps on how to independently make minor updates or changes on software solutions.
- Revised, modularized and updated old code bases to modern development standards, reducing operating costs and improving functionality.
Data Analyst Intern
TakenMind
, India
09.2019 - 09.2019
- Engineered solutions using advanced calculations to perform data analytics and visualization tasks on employee attrition data with over 2000 records using programming tools such as Numpy, Scikit Learn, and Pandas.
- Created 5 Graphs and Dashboards with Seaborn to process visuals and develop presentations.
Technologist/Graduate Assistant
Wesley University
, Ondo
05.2018 - 03.2019
- Conducted 5 hours per week of classroom instruction and co-taught "Computer Graphics" and "Compiler Construction 1" courses to computer science students.
- Delivered administrative support to 2 assigned projects and programs as directed by the supervisor.
- Executed digital strategy for the University's online account, overseeing the organization's social media brand strategies and creating content, while improving the University's communication with prospective students by 96%.
- Created over 30 artwork and layout for print and digital signage, banners, posters, publications, and flyers for the University under the supervision of the IT Unit Head.
Intern
Abuja Electricity Distribution Company - NG
, Abuja
02.2016 - 07.2016
- Automated the Organization's Visitor Logging System by developing a Web-based Visitors Management System to save Recipient's response time by over 50% under the supervision of the Lead Software Developer.
- Improved and managed internal and external business communications by handling complaints within 15 minutes (after logging) and monitoring VoIP Phones in the organization under the supervision of the Lead Network Engineer.
- Doubled the productivity of employees and reduced IT costs by 14% by responding to Staff queries, diagnosing, and troubleshooting technical issues.
Education
Master of Science - Computer Science
01.2021 - Current
Bachelor of Science - Computer Science
09.2013 - 10.2017
- Completed with CGPA of 4.76
- Awarded Best Faculty Graduating Student.
- Elected President of NACOSS Bingham University Chapter.
- Member of Google Developer Group Bingham Chapter.
High School Diploma -
09.2010 - 07.2013
No Degree -
09.2007 - 07.2010
No Degree -
09.2002 - 07.2007
Skills
Machine learning
Technical Writing
Programming
Product development
API design knowledge
Solutions deployment
Algorithm implementation
Database programming
Accomplishments
Certifications
DeepLearning.AI Professional -Coursera:
June 2021 to Present https://www.coursera.org/account/accomplishments/specialization/certificate/RTCC8GVDNUUC
IBM Data Science Professional Certificate - Coursera:
March 2021 to Present
https://www.youracclaim.com/badges/0a1e3f2a-2db5-47b4-83cf-21644ff1b0b8?source=linked_in_profile
Big Data on AWS - Udemy:
April 2020 to Present
https://www.udemy.com/certificate/UC-1affd976-7ef5- 4867-8649-7141233ea2f6/
Master Course in Tableau 10 & 2019 for Business Intelligence - Udemy
January 2020 to Present
https://www.udemy.com/certificate/UC-74ASDG6H
Publication
Web-Based Cataract Detection System Using Deep Convolutional Neural Network
https://ieeexplore.ieee.org/abstract/document/8949636
January 2020