Hoang-Tam Lee

Working at NUSTechnology

Full Stack Ruby on Rails/Nodejs Engineer | AWS Certified and Tech Enthusiast. I love to learn and share.

Hoang-Tam Lee

Senior Software Developer with 7+ years of experience leveraging strong technical skills (Ruby on Rails, Node.js, ReactJS, Vue.js) to deliver high-quality web and SPA applications. Championing a client-oriented view, I consistently deliver solutions that exceed expectations. Seeking a role where I can utilize my full-stack expertise and contribute to the team's success. Actively expanding my knowledge in Solution Architecture and Amazon Web Service to become a well-rounded developer.

Technical Expertise

  • Full-Stack Development: Ruby (2.0+), JavaScript (ES5-ESnext, TypeScript), Go
  • Web Frameworks: Mastered Ruby on Rails (4.0-7.1), Node.js (Express, Sails, Strapi, Nest)
  • Frontend Powerhouse: Vue.js (Nuxt), React.js (Next), UI frameworks (Bootstrap, Tailwind, Quasar)
  • Testing Champion: Ruby (Cucumber, RSpec, Capybara), JavaScript (Jest)
  • Cloud Architect: AWS (EC2, S3, Lambda, RDS, etc.), GCP, Heroku
  • Polyglot Databases: MySQL, PostgreSQL, MongoDB, NoSQL (DynamoDB, Redis)
  • Payment Integrations: PayPal, Stripe, and more
  • DevOps Mastermind: Infrastructure design, Cloud provisioning (AWS, DO), Deployment automation (Mina, Capistrano, Docker), System optimization & security best practices

Timeline of My Work Experience and Learning Journey

2024 (Present)

  • Deep Learning in AWS and Solution Architecture:
    • Skills Development: Gained advanced knowledge and expertise in AWS and solution architecture.
    • Training Sessions: Conducted training sessions on Docker orchestration for company employees, enhancing team capabilities in container management and deployment.
  • Certificate and knowledge badges
    AWS Certified Solutions Architect – Associate

    September 07, 2024

    AWS Knowledge: AWS for Games: Cloud Game Development

    August 11, 2024

    AWS Cloud Quest: Cloud Practitioner

    June 17, 2024

    AWS Knowledge: Amazon EKS

    June 05, 2024

    AWS Solution Architecture

    May 31, 2024

    AWS Knowledge: Cloud Essentials

    May 05, 2024

2023

  • Senior Software Engineer Award & Promotion to Technical Leader
    • Award: Recognized for exceptional performance and technical expertise.
    • Promotion: Elevated to Technical Leader, overseeing the development team and guiding technical direction.
    • Projects & Achievements:
      • AWS Migration Project: Migrate a legacy application to AWS, reducing costs by 30% and improving performance by 50%.
    • Leadership & Mentorship:
      • Team Growth:
        • Mentored a junior developer who successfully completed a high-profile project, exceeding expectations
        • Empowered junior team members to independently solve problems by providing guidance and coaching on debugging techniques.
        • Mentored junior developers in setting career goals and developing a roadmap for professional development.
        • Provided training and support to help junior developers develop their skills in specific technologies

2022

  • Trainer for Ruby on Rails and Node.js
    • Role: Designated as a trainer, responsible for mentoring and upskilling team members in Ruby on Rails and Node.js technologies.
    • Leadership & Mentorship:
      • Support Role: Assisted and guided fellow developers, improving team efficiency and collaboration.

2021

  • Learning new Technology: NodeJS
  • Responsibilities:
    • A pioneer in learning and applying new technologies for projects

2020

  • Mid-Level Developer:
    • Role: Promoted to a mid-level developer, taking on more complex projects and responsibilities.
    • Projects & Achievements:
      • API Development: Built and maintained robust APIs that supported the scaling of several key applications.
    • Leadership & Mentorship:
      • Peer Collaboration: Played a key role in peer code reviews, improving overall code quality.
    • Knowledge Sharing: Conducted knowledge-sharing sessions on Graphql and RESTFul APIs, enhancing team capabilities in API development.

April 2019 - Present

  • Full-Stack Developer
    • Duration: 5+ years
    • Technologies: Ruby on Rails, Node.js, various front-end frameworks.
    • Responsibilities:
      • Architecture & Implementation: Led the design and development of high-quality web applications.
      • Continuous Improvement: Implemented processes for ongoing enhancement of software solutions.
      • Innovation: Championed project initiatives and drove positive changes in development practices.
      • Mentorship: Acted as a mentor, fostering the growth and success of junior team members.

April 2018 - April 2019

  • Junior Developer
    • Technologies: Ruby on Rails, Vue.js, React.js, Agile methodologies.
    • Responsibilities:
      • Technical Problem-Solving: Assisted in solving complex technical issues and implementing new features.
      • Database Management: Managed databases using PostgreSQL & MySQL.
      • Cloud Deployments: Gained experience in deploying applications on AWS & Google Storage.
      • Team Collaboration: Promoted a positive and collaborative work environment.
    • Projects & Achievements:
      • Japan Insurance Project: Migrated PostgreSQL databases to Google BigQuery, significantly improving data processing speed and reducing costs.

May 2017 - March 2018

  • Software Development Intern at SQUARE Group
    • Education: Bachelor's Degree in Software Engineering from CanTho University.
    • Internship Experience:
      • Agile Methodologies: Developed a strong foundation in Scrum and other Agile practices.
      • Website Management: Collaborated with product and analytics teams on website replication and management tasks.
      • Skill Development: Enhanced web development, project coordination, and teamwork skills.

CanTho University

  • 2017: Bachelor's Degree in Software Engineering
  • 2017: Japanese-Language Proficiency Test (JLPT): N4