I'm always excited to take on new projects and collaborate with innovative minds.

Phone Number

+84 974 635 893

Email

darcyhoang@gmail.com

Whatsapp

+84 974 635 893

Address

Thu Duc City, Ho Chi Minh City

Social

Get in touch

I'm always excited to take on new projects and collaborate with innovative minds.

Phone Number

+84 974 635 893

Email

darcyhoang@gmail.com

Whatsapp

+84 974 635 893

Address

Thu Duc City, Ho Chi Minh City

Social

Get in touch

I'm always excited to take on new projects and collaborate with innovative minds.

Phone Number

+84 974 635 893

Email

darcyhoang@gmail.com

Whatsapp

+84 974 635 893

Address

Thu Duc City, Ho Chi Minh City

Social

01

About

Build scalable SaaS platforms, internal systems, and digital products using TypeScript, NestJS, React, Next.js and WordPress.

Specialized in system architecture, product engineering, AI-assisted development, and translating complex business requirements into maintainable software.

Worked directly with international clients across LegalTech, ESG, Healthcare, Real Estate and E-commerce.

6+

Years of Professional Experience

30+

Production Websites & Platforms

10+

International Clients

4

Countries Collaborated

02

Skills

Backend
NestJSNode.jsPHPGraphQLREST API
Frontend
ReactNext.jsTailwindShadCNTypeScript
Infrastructure
DockerDigitalOceanAWSCloudflareLiteSpeedNginx
Database
PostgreSQLMySQLRedis
AI
Claude CodeOpenAICursorMCPAI-assisted Development
CMS
WordPressWooCommerceBricks Builder
AI engineering
Claude CodeCursorOpenAIPrompt EngineeringAI-assisted Software ArchitectureContext EngineeringSystem DesignAI-powered Development Pipelines
Architecture
DDDModular ArchitectureRESTGraphQLRBACScoring EngineWorkflow DesignDatabase DesignMulti-tenancyAuthenticationSystem RefactoringTechnical DocumentationADR
03

Projects

EcoChain

Solution ArchitectLead Developer

Built an ESG and Impact Assessment platform that converts sustainability frameworks into quantitative scoring for SMEs.

Stack
NestJSWordPressPostgreSQLGraphQLDocker
Responsibilities
System ArchitectureScoring EngineQuestion ManagementReportingAuthenticationCompany ManagementREST APIsDatabase Design
Impact
  • Designed modular scoring engine
  • Supports future multilingual architecture
  • Prepared for enterprise-scale ESG workflows

ClinicHub

Fullstack Architect

Multi-clinic healthcare platform supporting doctors, prescriptions, medical examinations and inventory.

Stack
NestJSReactGraphQLPostgreSQL
Responsibilities
AuthenticationRBACPrescription ModuleDrug ManagementMulti-clinic ArchitectureJWT DesignDatabase Modeling

TruePress Studio

Founder

Building an AI-first digital product studio specializing in:

WordPressNext.jsAutomationDigital ProductsInternal SaaS

Etsy Digital Business

Founder

Built and automated a digital products business including:

Custom artworkPrint-on-demandAutomated personalizationCustomer workflowsAI-assisted production
04

Experience

Freelance Fullstack Engineer

2021 — Present

Worked with international agencies and startups across Australia, France, Singapore and Vietnam.

  • Designed scalable systems
  • Built custom SaaS platforms
  • Created WordPress enterprise solutions
  • Developed APIs
  • Delivered production software
  • Collaborated directly with founders
05

Journey

  1. 2026

    EcoChain

    ESG & Impact Assessment platform — Solution Architect & Lead Developer

  2. 2025

    ClinicHub

    Multi-clinic healthcare platform — Fullstack Architect

  3. 2024

    Healthcare Systems

    Architecture and delivery across multi-clinic and prescription workflows

  4. 2023

    International Freelance

    Expanded freelance engineering work across Australia, France and Singapore

  5. 2021

    Began Freelance Engineering

    Started working directly with international founders and agencies

  6. 2019

    Bachelor of Computer Science

    Ho Chi Minh City University of Industry

06

More

Soft skills
Technical LeadershipProduct ThinkingClient CommunicationRequirement AnalysisSolution DesignMentoringTechnical Documentation
Languages
EnglishIntermediate
VietnameseNative
Education

Bachelor of Computer Science

Ho Chi Minh City University of Industry

2015 — 2019 · Graduated with honors