Good afternoon, welcome to

My name is Arnold Truong,

I am a <software engineer />,

... and this is my portfolio.

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#about

Vinh Hao (Arnold) Truong

Software Engineer

Software Developer with 1+ year of commercial experience and 3+ years of hands-on experience delivering scalable and maintainable applications using Mendix, React, and Next.js. Experienced in domain modelling, REST/SOAP API integration, and developing custom frontend components to support business requirements. Proven ability to work in Agile/SCRUM environments, collaborating with cross-functional stakeholders to deliver high-quality solutions across multiple projects. Demonstrated impact in improving system performance, streamlining data workflows, and building production-ready features that enhance user experience and business operations.

My tech stack includes:

What have I done and still been doing?

~someday~
~someday~
Improving
@ Self
Jun' 2025
Apr' 2026
Developer
@ The Aquarium Professional Services
As a fin-tech company, Maqro provides a variety of financial services to investors, such as stock recommendations, trading strategies, advisory services, etc.
- Delivered enterprise-scale Mendix applications, applying clean architecture and governance standards to ensure scalability, maintainability, and reduced production defects in business-critical environments.
- Led the design and optimization of domain models and application architecture, improving development efficiency and enabling faster, more predictable delivery across releases.
- Built custom React-based components to extend platform capabilities and integrated enterprise systems via REST/SOAP APIs, improving user workflows and data consistency across services.
- Supported UAT and production releases, working closely with stakeholders to ensure smooth deployments, minimal downtime, and high system availability.
- Applied performance tuning, monitoring, and security best practices, improving system responsiveness, ensuring production stability, and maintaining compliance with enterprise data governance standards.
May' 2023
~someday~
Software Developer (Volunteer)
@ Khang Phúc Incorporated
An wholesale plumbing products provider located in Vietnam.
- Designed and deployed a scalable headless CMS using Strapi, migrating legacy data to improve maintainability and streamline content workflows by 30%.
- Built a high-performance e-commerce platform with Next.js and collaborated across teams to integrate APIs, ensuring reliable end-to-end data flow.
Sep' 2022
Mar' 2023
Software Developer
@ Maqro Capital
As a fin-tech company, Maqro provides a variety of financial services to investors, such as stock recommendations, trading strategies, advisory services, etc.
- Developed a website and a web application applying latest technologies like NextJs, TailwindCSS, Strapi etc.
- Collaborated with other talented developers to deliver high-quality products.
- Connected CRM to the product to tighten the relationship between the sale team and clients.
- Managed and updated the CMS with all latest content from other teams.
May' 2022
May' 2022
Software Developer (Volunteering)
@ JDS
An IT-solution company provides specialist services in a set of technologies and capabilities. JDS focuses on IT Monitoring (Observability), Security, Service Management, Quality Assurance and Automation
- Sketched, programmed and pitched an automatic SMTP solution for the company and third-party partners.
- Collaborated with other developers and engineers.
Mar' 2022
May' 2022
Software Developer (Volunteering)
@ Comms Declare
A constructive, fact-based and non-partisan volunteer group harnesses the power of communications, marketing, media and advertising to supercharge the transition to a climate-friendly future.
- Provided feedbacks to the existing website in terms of design, content and architecture.
- Collaborated with peers to reconstruct some WordPress components.