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Ralf Crisostomo

  • Interactive
  • Full-Stack Developer
  • Dev Ops
  • https://www.ralfcrisostomo.com
  • rrecrisostomo@gmail.com
  • +61 431114859
  • Adelaide, Australia

Key Skills

  • JavaScript Framework Agnostic
  • Nuxt / Vue
  • AWS / GPC
  • GraphQL
  • DevOps / CI-CD Pipeline
  • Docker / Microservices

Legacy Experience

  • Angular 7 / NgRx
  • Vue / Nuxt / Vuex
  • React / Redux
  • Ember / EmberData
  • AWS / Serverless
  • Progressive Web Apps (PWA)
  • MongoDB / GraphQL / Neo4j
  • Jest / Istanbul
  • Agile Methodology

Personal Summary

I'm a Full Stack Developer with a passion for mastering every aspect of my craft. Over the past decade, I've explored a wide range of skills, constantly evolving and adapting to new technologies and industry trends. I'm driven by curiosity and a commitment to working smart while delivering high-quality results. In my free time, I enjoy building personal projects that allow me to experiment with the latest tools and techniques.

Professional Experience

Digital Transformation

Puretec Pty Ltd- Adelaide, Australia- June 2021 - Present

Led the full development lifecycle from estimation and planning to design, development, testing, release, and implementation. Contributed to coding guidelines, ensured code quality, supported pre-sales and POCs, and translated business needs into technical solutions.

  • Oversee the company website and its architecture
  • Support marketing initiatives through automation
  • Implement workflow and infrastructure automation

Full Stack Developer

GCS Agile- Melbourne, Australia- Nov 2020 - June 2021

Handled full-stack responsibilities across planning, development, testing, and deployment. Collaborated with Business Analysts and Solution Architects to deliver scalable and maintainable solutions.

  • Implemented full-stack features using Java and JavaScript
  • Developed and maintained AWS-hosted applications

Senior Full Stack Developer

Viseo APAC- Melbourne, Australia- Aug 2019 - Nov 2020

Built and maintained web applications with a focus on frontend architecture. Participated in code quality improvements and internal tooling development.

  • Developed UI components using Vue.js
  • Contributed to internal design system and code reviews

IT Consultant

Viseo APAC- Manila, Philippines- April 2018 - Oct 2018

Worked on hybrid and web application development using React and React Native. Collaborated in cross-functional teams to meet tight deadlines.

  • Developed mobile and web apps using React and React Native
  • Collaborated with remote teams across APAC

Full Stack Developer

Littleknot- Manila, Philippines- Jan 2013 - Feb 2018

Oversaw technical strategy, led full-stack development efforts, and managed a team of engineers to deliver high-quality solutions.

  • Led architecture design and technical strategy
  • Built and maintained AWS cloud infrastructure
  • Managed frontend and backend development workflows
  • Conducted research and development on new tech

Full Stack Developer

Nubee Pte Ltd- Singapore- Nov 2011 - Dec 2012

Contributed to a central social network system for mobile games, and developed the frontend for a cross-platform game title. Collaborated with a small, specialized team.

  • Developed frontend for in-game social features
  • Worked on cross-platform game "Demon Buster"
  • Collaborated with server, iOS, and Android developers

Web Developer / Motion Graphics

MyagenC Pte Ltd- Singapore- Oct 2009 - Nov 2011

Worked at a boutique ad agency developing web, motion graphics, and interactive media projects for high-profile clients. Built a Facebook flash game for Toshiba.

  • Developed websites using PHP, MySQL, and Flash (AS3)
  • Created motion graphics and 3D animations
  • Delivered multimedia content for brands like Toshiba, Yahoo, and Manulife