Senior Full-Stack Engineer · AI Integrations

From product requirements to production systems.

I deliver across frontend, backend, AI integrations, data, and infrastructure—with the testing and observability needed to operate reliably.

Currently a Senior Full Stack Developer at VISEO, building institutional settlement workflows across EVM and Solana.

View experienceDownload résumé

Experience that carries the work

Senior Full Stack Developer · VISEO

Current

Building operator workflows and gateway integrations for an institutional digital-asset settlement platform, including the move from an EVM-first product toward equivalent Solana functionality.

  • Designed a network adapter strategy so one Next.js portal can expose consistent workflows across EVM and Solana without duplicating the interface.
  • Developing a dedicated Node.js gateway for execution between EVM Layer 2 and Solana Layer 1 while preserving signing and audit-sensitive boundaries.
  • Next.js 16 / TypeScript
  • NestJS
  • PostgreSQL
  • AWS
  • Docker / Kubernetes
  • EVM / Solana
  • Viem / Wagmi
  • Vitest / React Testing Library

Full-Stack AI Integration Engineer · HustleWing

Owned full-stack and AI-integration delivery across HustleWing's core platform and employer products, from customer workflows to production automation.

  • Led frontend and product delivery for hiring and entrepreneurship workflows, translating requirements into shipped Next.js experiences with design, product, and engineering partners.
  • Built Go and OpenAI services that turned uploaded resumes into validated profiles and personalized application pitches.
  • Next.js / TypeScript
  • Go / Gin
  • PostgreSQL / pgvector
  • OpenAI / Vercel AI SDK
  • LangGraph / Mastra
  • Google Cloud Pub/Sub
  • Docker / Kubernetes
  • Langfuse / OpenTelemetry

Earlier experience

Full-Stack Developer · Outliant

Built Next.js customer experiences, Express APIs, server-rendered forms, and administrative tools for a social platform, then helped clear delayed sprint work.

  • Next.js / TypeScript
  • Node.js / Express
  • REST APIs
  • Server-side rendering
  • React Hook Form

Junior Software Engineer · Vibravid

Built Web3 interfaces and developed, tested, and deployed Solidity contracts on Ethereum, with Tron, WAX, and Syscoin integrations.

  • Solidity / Ethereum
  • Hardhat / OpenZeppelin
  • Mocha / Chai / Jest
  • Node.js
  • Tron / WAX / Syscoin
  • Telegram Bot API
View the complete experience record

Selected work

One flagship production-AI system, followed by two supporting product proofs. Each case study carries the implementation detail.

Flagship case study

Ample News

Employer project · Completed

Made a production AI media workflow operable across research, interviews, video, approval, publishing, and observability.

How it holds together. Turned long-running AI and provider work into explicit, recoverable stages with confirmation gates and correlated telemetry.

Read the Ample News case study

Personal product · Live

KudosCourts Web + Mobile

Keeps booking decisions and affected player and operator views aligned across a live web and mobile reservation product.

How it holds together. Transactional commands commit one booking outcome, then lifecycle events trigger targeted React Query refreshes across player and operator views.

Read the KudosCourts case study

Personal product · Early partner

CravingsPH

Keeps concurrent ordering, payment, and fulfillment work aligned across guest, staff, and kiosk surfaces.

How it holds together. Used command IDs, deterministic row locks, and coordinated lifecycle, payment, and fulfillment regions to make concurrent staff actions safe.

Read the CravingsPH case study

Recognition

Rank 7, 7th TOPCIT Philippines 2022

CHED Philippines · National IT skills assessment

2nd Place, CIB.O Interschool Hackathon 2023

Cebu IT BPM Organization · Solutions for job hiring processes

Start a relevant conversation

Looking for a senior full-stack engineer who can connect product behavior, integrations, and production AI? Send me the role and the difficult boundary.

Email Raphael

Prefer more context first? Download the résumé or review LinkedIn.