Software Engineer

Hello, I'm
Thomas Okonkwo

Building scalable solutions with precision and innovation

A motivated software engineer with a Master's degree in Computer Science from Prairie View A&M University, specializing in cloud computing, distributed systems, and machine learning. With over 3 years of experience at leading tech companies including American Express and Twitter, I bring expertise in building robust, scalable applications using modern technologies.

Get in Touch Download Resume View My Work
class SoftwareEngineer {
def __init__(self):
self.name = "Thomas Okonkwo"
self.role = "Software Engineer"
self.skills = ["Java", "Python", "AWS"]
self.passion = "Building scalable systems"
}
3+
Years Experience
3
Major Companies
10+
Technologies
3.90
Graduate GPA
Career Journey

Work Experience

Building innovative solutions at leading technology companies

American Express
Software Engineer
Jun 2023 – Present
  • Installed and set up password-less SSH in test and production environments, enabling developers to remotely access different Tomcat servers without passwords
  • Built and managed policies for S3 buckets and Glacier for storage and backup on AWS
  • Queried databases using Hive and spark-sql (pySpark) to retrieve information for business purposes
Twitter Inc.
Engineering Intern
May 2022 – Aug 2022
  • Built software applications in service of Machine Learning using Apache Beam with the ML Data Framework team
  • Wrote beam jobs for different computations using Google Cloud Storage and machine learning data framework
  • Built libraries using Apache Beam and utilized Google Dataflow and Notebooks to inspect behaviors while streaming
  • Designed and optimized database schemas to support efficient data storage and retrieval
  • Anchored the intern leadership series event with Twitter executives, facilitating knowledge sharing globally
Interswitch Group
Software/Cloud Engineer
Sept 2018 – Jan 2021
  • Developed a credit transfer middleware for banks to increase overall inward transfer success rate across multiple payment channels using Java Spring and deployed to Kubernetes
  • Built and operated distributed, highly available, and scalable microservices architecture on Kubernetes
  • Collaborated with developers to implement infrastructure as code (IaC) using Terraform and CloudFormation
  • Wrote Spark jobs for streaming data in real-time and copying data from different sources into MapR DB
  • Tested software for bugs and operating speed, fixing bugs and documenting processes to increase efficiency by 21%
Technical Expertise

Skills & Technologies

A comprehensive toolkit for building modern, scalable applications

Backend Development

Java Spring Boot Python Flask Scala REST APIs SQL Apache Beam

Cloud & Infrastructure

AWS Cloud Kubernetes Docker Jenkins Terraform S3 VPC DevOps

Big Data & Streaming

Apache Kafka Spark Streaming Apache Spark Apache Drill MapR Hive

Tools & Methodologies

Git Jira Postman Machine Learning Algorithms Agile/Scrum
Featured Work

Projects & Research

Academic and professional projects showcasing technical expertise

Research & Machine Learning

Cerber Malware Detection

Developed a machine learning model for detecting Cerber Ransomware from packet capture (pcap) files. Used TF-IDF methodology to train the model, measuring weight and frequency of occurrence of input parameters.

Machine Learning Python TF-IDF Network Security
Backend Engineering

IoT Cell Tower Monitoring

Designed a centralized IoT-based monitoring system for cell tower sites. Created database architecture with PostgreSQL and built REST endpoints for CRUD operations and report generation with graphical representations.

Python Flask PostgreSQL REST API IoT
Research Assistant

Mobile Genetic Elements Research

Working on accurately locating mobile DNA in genomes to generate phylogenetic trees using machine learning classification and clustering techniques. Also developed models for predicting soil moisture content in geotechnical engineering.

Machine Learning Classification Clustering Data Analysis
Academic Background

Education

Strong academic foundation in computer science and engineering

Master of Science in Computer Science
Prairie View A&M University
Aug 2021 – May 2023 GPA: 3.90/4.00
Bachelor of Science in Electrical & Electronic Engineering
University of Lagos, Nigeria
Sept 2013 – Jan 2018 GPA: 3.08/4.00

Let's Build Something Amazing Together

I'm always interested in hearing about new opportunities, innovative projects, and collaborations. Whether you have a question or just want to say hi, feel free to reach out!

📧
📱
📍
Location
Phoenix, Arizona
🌐
Portfolio
thomasokonkwo.com
# Get in touch
const contact = {
phone: "+1 (405) 402 8242",
location: "Phoenix, AZ",
availability: "Open to opportunities",
response_time: "24 hours"
};
// Send a message
sendMessage(contact);