Jotham Hernandez
ICT Professional | Graduate Researcher in ICT Convergence | Digital Government and AI Systems
Profile
My professional journey has evolved from a foundation in web development and IT education to leading public-sector ICT transformation and cloud systems architecture. As an Information Technology Officer, I bridge the gap between building resilient digital infrastructures and the strategic frameworks that govern them.
Professional Experience
Information Technology Officer I
2023 — PresentTESDA · Philippines
- Optimizing institutional ICT infrastructure and cloud services.
- Developing and managing national-level digital government systems.
- Implementing AI-enabled solutions for labor-market intelligence.
WorldSkills Philippines Web Expert
2019 — PresentTESDA · Philippines
- Mentoring competitors in advanced web technologies and industry standards.
- Contributing to the development of national competition standards for web design and development.
- Representing the Philippines in WorldSkills international forums and competitions.
Technical Specialist
2021 — 2023TESDA · Philippines
- Managed and maintained critical server infrastructure and networking systems.
- Supported the development and deployment of internal web applications.
- Provided high-level troubleshooting and technical support for TESDA's ICT ecosystem.
Senior Web Developer
2017 — 2021Various Projects · Remote
- Architected and developed real-time tabulation systems for major international and local events.
- Built responsive, high-performance web applications using modern JavaScript frameworks.
- Managed end-to-end development cycles from requirement gathering to deployment and maintenance.
IT Lecturer / Jr. IT Specialist
2015 — 2017Educational Institution · Philippines
- Lectured on core computer science subjects including Database Systems, Programming Logic, and Operating Systems.
- Developed curriculum materials and practical lab exercises for IT students.
- Assisted in the management of campus computer laboratories and network infrastructure.
Software Development Intern
2014 — 2015Microsoft · Philippines
- Collaborated with development teams on internal tools and project prototypes.
- Participated in agile development processes and technical reviews.
- Contributed to front-end development using Microsoft technologies.
Education
Master's Degree in Policy Competency in ICT Convergence
2025 — 2026Handong Global University · Pohang, South Korea
Bachelor of Science in Information Technology
2011 — 2015Informatics International College · Philippines
Publications & Research Writing
- J. Hernandez (2026). Hybrid RAG and Knowledge Graph Systems for Explainable AI. Manuscript in preparation. In Progress
- J. Hernandez (2025). Digital Government and AI Readiness in Public-Sector Institutions. Working Paper. In Progress
- J. Hernandez (2025). ICT Infrastructure and Public-Sector Systems in Developing Nations. Case study. Concept
Technical Expertise
Cloud and Infrastructure:AWS, Azure, Linux, NGINX, Docker, Kubernetes, CI/CD Pipelines
Web and API Development:Vue.js, Nuxt.js, PHP (Laravel), Python (Django/Flask), RESTful APIs, GraphQL
Networking and Security:Cisco Networking, LAN/WAN, Firewalls, Network Security Protocols, VLAN Configuration
Database and Systems Architecture:MySQL/MariaDB, PostgreSQL, Neo4j, Redis, Data Modeling, SQL Optimization
AI, Data, and Research Systems:RAG Systems, Knowledge Graphs, Vector Databases, Python for Data Science, Learning Analytics
Teaching and Technical Training:Curriculum Development, Technical Mentoring, Public Speaking, Instructional Design
Certifications & Awards
- AWS Certified Cloud Practitioner — Amazon Web Services (2023)
- Using Python to Access Web Data — University of Michigan (Coursera) (2022)
- ThriveDX Cybersecurity Bootcamp — ThriveDX (2023)
- 2nd Place - Unity Game Jam 2014 — Unity Technologies (2014)
- Gold Medalist - Web Design Competition — National Skills Competition (2013)