👋 Hi, I'm Dellius Alexander

Software Developer | QA Engineer | AI & ML Enthusiast

Passionate about building robust software solutions with a focus on AI, machine learning, and distributed systems. With over 6 years of experience in software development and IT quality assurance, I excel in manual testing, automation, full-stack development, and cloud platforms. I thrive in collaborative environments, driving process improvements and delivering high-quality results aligned with user needs.

• 📍 Based in Atlanta, GA | Willing to travel
• 🇺🇸 US Citizen
• 📧 Email: [email protected]
• ☎️ Phone: +1 404-458-7484
• 🔗 LinkedIn: Dellius Alexander
• 🌐 Portfolio: GitHub

🛠️ Skills

QA & Testing

• Manual Testing: Functional UI (Black Box), Smoke, Regression, Exploratory
• Test Case Development: Regression/Smoke Scripts, UX/Accessibility
• Tools: Jira, Selenium, Cypress, Postman, JMeter

Programming Languages

• Java, JavaScript, TypeScript, PHP, Python, C#, SQL (T-SQL, PL/SQL), Kotlin, CSS, HTML, Unix/Linux Shell, PowerShell, DOS, Prolog, SASS, Dart

Frameworks

• Frontend: AngularJS, React, Flutter, Apache Cordova
• Backend: Spring Boot, Spring Security, Node.js, Express.js, Hibernate, JPA

DevOps & Tools

• Git, GitLab, Jenkins, Docker, Kubernetes, Wireshark, CSysdig, Selenium, Cypress, QEMU, Hyper-V, Ansible
• IDEs: VS Code, Eclipse, NetBeans, JetBrains Suite (PyCharm, IntelliJ, etc.), MS Office, Visio, AutoCAD
• Package Managers: Chocolatey, Brew, NuGet

Cloud & Distributed Systems

• Google Cloud Platform (GCP), Kubernetes (GKE), Docker Swarm

Databases

• MySQL, PostgreSQL, SQLite, MongoDB, MariaDB, Oracle DB, SQL Server, MS Access, VectorDB, Milvus

Operating Systems

• Linux (Ubuntu, Debian, Fedora, CentOS), Windows, macOS

Methodologies

• Agile, Scrum, TDD, DevOps, SDLC, OOP, MVC, MERN, MVVM, MVP, SEO, Machine Learning, Data Structures, Project Management

Soft Skills

• Team Leadership, Communication, Problem-Solving, Time Management, Adaptability, Critical Thinking

Other

• CRM: VTigerCRM
• Technologies: X509 Authentication, HTTPS, REST API, Web App Development

🚀 Projects

Here are some of my key projects. Check out the linked repositories for code and details.

• A Python package extending SQLAlchemy, implementing the Repository Pattern for rapid ORM creation with built-in CRUD operations. Supports custom extensions and uses Factory Pattern for data store isolation and aggregation.
  Tech: Python, SQLAlchemy

• A cross-platform mobile app built with React and Apache Cordova for user account management and data synchronization.
  Tech: React, Apache Cordova, JavaScript

• An AI-powered search engine using vector database technology for high-availability and accurate results on domain-specific unstructured data queries.
  Tech: VectorDB (Milvus), Python, ML

• Automated CI/CD pipeline using Jenkins, Docker, and Kubernetes for deploying containerized apps in distributed cloud environments.
  Tech: Jenkins, Docker, Kubernetes, GCP

• Smart Search: An AI-driven web scraper search engine leveraging multiple API engines for result delivery.
  Tech: AI/ML, Python, APIs

Other Notable Repositories

• Testing Strategy - Shell-based testing strategies and pipelines.
• Responsive Web DDesign - Dockerfile for responsive web apps.
• Tutorials - Notes and instructional docs (e.g., Cloudflare DNS update). 1 ⭐
• TicTacToe - Console Tic-Tac-Toe game using a 1D array in Java.
• Milvus HA Cluster Setup - High-availability Milvus vector DB cluster on GCP Kubernetes.
• Neural Network From Scratch - Understanding neural networks from scratch and whats under the hood when using ML tools.
• CRUD Repository - Python package for rapid ORM creation with built-in CRUD operations extending SQLAlchemy.
• Tensorflow, Tensorflow CNN - Using TensorFlow and CNN for object detection implementations.
• Kubernetes - Kubernetes setup and deployment examples.
• Scheduling Algorithms - Various CPU scheduling algorithms.

💼 Work Experience

• AI Trainer @ Data Annotation (Feb 2024 - Present, Remote)
  Generated coding prompts, performed reinforcement learning for AI models (Vision, LLMs, Computational), validated responses for accuracy, security, and correctness.

• Assistant Engineer (IT) @ Clayton State University (May 2019 - Mar 2022, Morrow, GA)
  Managed data tasks, SQL reports, IT docs; Kubernetes admin; recommended tech enhancements for campus infrastructure.

• Manager @ Namco Entertainment Inc. (Sep 2017 - Mar 2019, Atlanta, GA)
  Oversaw operations, audits, equipment maintenance; staff training, inventory optimization, partner relations.

• Technical Manager @ HYFI Solutions Inc. (Sep 2016 - Oct 2017, Atlanta, GA)
  Led system design/implementation, project management; Developed BOM/BOL/SOW; Managed subcontractors, quality control, client relations.

• Market Manager (Operations) @ DirecPath LLC & GigaMonster (Jun 2015 - Sep 2016, Atlanta, GA; Jan 2011 - Jun 2015, Dallas, TX)
  Managed telecom operations, quality control, logistics; Technician training, site inspections, infrastructure maintenance; Created SOW/BOM, audits, asset reconciliation.

🎓 Education

• Bachelor of Science in Computer Science
  Clayton State University, December 2023, Morrow, GA
  Concentration: Software Testing & Quality Assurance, Machine Learning, Software Engineering
  Relevant Courses: Algorithm Design, AI/ML, Networking, Research, Software Engineering, QA, Data Structures, Databases, OS, Web Dev, Security, Systems Analysis.

📫 Get in Touch

Feel free to reach out for collaborations, opportunities, or questions!

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Last updated: September 15, 2025 (based on current date)
References available upon request.