ReggieTheRoman
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Reginald Roman (Reggie) Bigornia

Cebu City, Philippines | +63 9257774775 | reggietheroman@gmail.com

linkedin.com/in/reggie-bigornia | github.com/reggietheroman | reggietheroman.com

PROFESSIONAL SUMMARY

Versatile Full-Stack Engineer and AI Data specialist with 10+ years of experience spanning software architecture, DevOps, and team leadership. Proficient in JavaScript, TypeScript, Python, and C#, with a comprehensive understanding of end-to-end product delivery and system reliability. Currently leveraging extensive backend and infrastructure experience to design and deploy AI-driven solutions.

TECHNICAL SKILLS

  • Languages: JavaScript, TypeScript, Python (Proficient) | C# (Familiar) | PHP, Java (Prior Experience)
  • Frameworks & Libraries: Ember.js, Express.js, Nest.js, React.js, ASP.NET Core, React Native, Flutter
  • Cloud, DevOps & Platforms: AWS (EC2, S3, Lambda, API Gateway, IAM), GCP, Supabase, Firebase, Docker, Kubernetes
  • Databases: PostgreSQL, MongoDB, MySQL, SQLite
  • AI Engineering Tools: OpenAI API, LangChain, LangGraph, Hugging Face, OpenCode
  • Methodologies & Core Tools: Git (GitHub/GitLab), CI/CD (CodeShip), Vite, Build Tools (NPM/PNPM/Pip/Maven)
  • UI & Styling Frameworks: Tailwind CSS, daisyUI, Bootstrap, Bulma CSS

PROFESSIONAL EXPERIENCE

Freelance – Remote

Full-Stack Engineer & AI Data Specialist | April 2025 – Present

  • Modernized a critical legacy business platform, engineering a completely new web application from the ground up to replace an unmaintained, high-risk system.
  • Strategized and executed critical patches on the pre-existing legacy environment, stabilizing ongoing operations and ensuring data continuity during the migration phase.
  • Delivered technical keynotes and workshops on AI engineering, educating diverse professional organizations on leveraging LLM orchestration, agentic workflows, and modern AI tools to optimize operational workflows.
  • Evaluated frontier Large Language Models (LLMs), conducting in-depth code review, adversarial testing, and RLHF on multi-language code generation to ensure structural integrity and reduce model hallucinations.
  • Benchmarked complex LLM reasoning and code generation capabilities, leveraging years of full-stack expertise to establish high-precision training data across complex full-stack applications, backend architectures, database logic, and API integrations.

VerifiedTalent Inc. – Remote

Full-stack Developer, DevOps & Technical Team Lead | March 2021 – April 2025

  • Led end-to-end technical execution and served as Technical Advisor for multiple cross-functional projects, steering architectural design and translating product requirements into concrete engineering deliverables.
  • Architected and developed decoupled frontend and backend applications utilizing a high-performance microservices architecture to maximize platform scalability and domain separation.
  • Designed and orchestrated AWS cloud infrastructure alongside robust CI/CD pipelines via Bitbucket, reducing deployment cycle times and automating web administration protocols across all production environments.
  • Mentored and managed an engineering team, establishing code review standards and workflow best practices to increase sprint velocity and optimize project delivery timelines.

DevPartners – Remote

Full-stack Developer | June 2020 – February 2021

  • Engineered robust web applications utilizing Ember.js for frontend interfaces and Node.js for scalable backend API architectures.
  • Configured, secured, and maintained client-facing production systems hosted on Linux VPS environments, managing system dependencies and ensuring high platform uptime.

Neso Technical Solutions, Inc. – Cebu City, Philippines

Software Engineer | November 2016 – April 2020

  • Developed and deployed commercial web applications for international and internal corporate clients leveraging JavaScript and PHP ecosystem stacks.
  • Modernized application lifecycles by introducing CI/CD automation and containerization via Docker, drastically mitigating environment configuration drifts and improving pipeline consistency.

Sprobe, Inc. / Sprasia, Inc. – Cebu City, Philippines

Systems Developer | May 2014 – August 2015

  • Built and optimized an in-house VoIP system, developing cross-platform native features across Android (Java) and iOS (Objective-C) codebases.
  • Engineered backend web applications tailored for international clients using enterprise Java frameworks.

EDUCATION

Bachelor of Science in Computer Engineering University of San Carlos Technological Center – Cebu City, Philippines | 2014