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Hugo Alberto Lujan ChavezHC
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Hugo Alberto Lujan Chavez

@hugoalbertolujanchav1

IT professional with 13 years building secure, Agile software—and turning complex tech into teachable, actionable outcomes.

Zimbabwe
Message

What I'm looking for

I’m looking for a role where I can build and maintain secure, data-driven systems end-to-end—using Agile teams—while applying cybersecurity thinking and modern analytics/LLM workflows to deliver measurable reliability, safety, and user value.

I’m an IT professional with 13 years of experience in software development, specializing in Progress OpenEdge, and I bring deep expertise across the full software development lifecycle (SDLC) and Agile methodologies. Alongside that, I hold a Master of Science in Security Science from EC-Council University, with advanced training in Penetration Testing, Security Analysis, Vulnerability Assessment, and Cyber Law.

I excel at analyzing, designing, and maintaining complex systems—especially database-centric applications—while delivering reliable technical support, documentation, and fixes. In remote consulting and client-facing roles, I’ve developed and maintained investment banking, loan origination, insurance policy, and ERP/CRM solutions, including creating and modifying reports and data inquiry screens, plus peer code reviewing and troubleshooting critical issues.

I also bring hands-on cybersecurity and system administration strength, including Windows Active Directory administration (user creation, permissions, group management, group policy, NTFS permissions, log file analysis, and patch management). My background has also made me effective at translating complex technical concepts into clear, engaging training—through curriculum development and instructor-led delivery using adult learning principles.

Today, I’m expanding my impact through data analytics and applied AI work. I’m currently learning and applying Data Analytics (Anaconda, Jupyter Notebook/Lab, Python, TensorFlow/PyTorch, Scikit-learn, NLP/LLMs), and I work as an AI Annotator/Trainer performing moderation/labeling (text/voice/image/3D LiDAR) and prompt engineering for LLM workflows—always focused on improving quality, safety, and usability.

Experience

Work history, roles, and key accomplishments

IC
Current

Information Technology Consultant

Independent Freelance Consulting

May 2021 - Present (4 years 11 months)

Set up and maintained Facebook, Instagram, YouTube, and TikTok accounts; created and updated web pages and Google Forms to support customer engagement. Conducted website/mobile testing and produced bug reports with reproduction cases while performing SEO and email marketing campaigns.

IC
Current

AI Annotator/Trainer

Independent Freelance Consulting

May 2021 - Present (4 years 11 months)

Performed multi-modal dataset labeling and moderation, including text/voice labeling, audio categorization, and image labeling. Supported AI training quality via annotation of 3D LiDAR/vertical elements and validation against labeling rules.

Education

Degrees, certifications, and relevant coursework

Udacity logoUD

Udacity

Foundation of Generative AI, Artificial Intelligence

2024 - 2025

Grade: Passed

Completed the Foundation of Generative AI certificate, covering generative AI essentials, Python/PyTorch, Hugging Face, and neural networks.

ED

EduOnix

SQL 101: Databases for beginners, Databases

2026 -

Grade: Passed

Completed SQL 101: Databases for beginners covering SQL basics with PostgreSQL, including schemas and creating/deleting tables.

ED

EduOnix

SQL Ultimate Course: from Zero to Hero, Databases

2026 -

Grade: Passed

Completed The SQL Ultimate Course: from Zero to Hero covering SQL fundamentals, schema/table design, and DDL/DQL/DML/DCL/TCL concepts.

Exercism logoEX

Exercism

Front-End Web Development, Web Development

2025 -

Grade: Passed

Completed a Front-End Web Development program covering JavaScript, HTML/CSS fundamentals, and workflows using VS Code and Git.

MI

Mindrift/Toloka

AI Bootcamp, Artificial Intelligence

2025 -

Grade: Passed

Completed an AI Bootcamp covering AI, machine learning, and deep learning, including SFT, preference rating, RLHF, red teaming, and continuous improvement.

EC-Council University logoEU

EC-Council University

Master of Science, Security Science

2009 - 2013

Grade: 3.75/4.0

Earned a Master of Science in Security Science with coursework in ethical hacking, secure network systems, security analysis, vulnerability assessment, and cyber law.

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