MERSO IT

Insights

Engineering deep dives on AI and automation for e-commerce in Vietnam — from Shopify listings and Zalo chatbots to ViettelPost pickups, compliant e-invoices and video that survives cable cuts. Written from projects we build, not press releases.

Fully automated e-commerce pipeline diagram
Automation · Vietnam e-commerce

The end-to-end e-commerce automation stack for Vietnam

Listings, chat, shipping, invoices and marketing on autopilot — the full architecture, and the traps that only show up in production.

Neural network core protected inside a glass fortress
AI · Data sovereignty

Local LLMs and data sovereignty: AI that never leaves your building

On-premise and EU-boundary language models for regulated firms, governments and anyone who must govern their data entirely.

AI-generated product listing on a laptop screen
AI · Shopify automation

Automating Shopify product listings with AI

From one supplier photo and a fact sheet to a complete bilingual listing — staged for human approval.

Content production pipeline visual
AI · Bilingual SEO

An AI content factory that ranks in Vietnamese and English

Per-language keyword clustering, diacritics, hreflang pairs and a Search Console feedback loop.

Chat bubbles across multiple messaging channels
AI · Customer service

One support brain: webchat, Zalo OA and Facebook Messenger

A single LLM service behind channel adapters — grounded answers, order lookups, human escalation.

Courier logistics network illustration
Automation · Logistics

Automating ViettelPost: pickups, labels and tracking webhooks

The full partner API flow — auth, order creation, pickup booking, A6 labels, COD fields, address normalization.

Comparison of carrier delivery routes
Automation · Logistics

ViettelPost vs GHN vs GHTK vs J&T: carrier APIs compared

Docs quality, webhook reliability, COD remittance and the abstraction layer that makes the choice reversible.

Small pickup point with packed parcels
Automation · Fulfilment

Warehouse-free operations with registered pickup points

Run a shop from a home or mini-storage address: automated pickups, stock sync, reorder triggers.

Digital invoice documents flowing through a system
Automation · Compliance & finance

Auto e-invoices: Shopify → MISA AMIS, compliantly

Decree 123 basics, field mapping, VAT rates, rejection queues and adjustment invoices for returns.

E-invoice provider integration diagram
Automation · Compliance & finance

Shopify → xCyber and other e-invoice providers

Evaluating API quality and signature handling, why USB tokens block automation, and provider abstraction.

Cash-on-delivery reconciliation flow
Finance · Vietnam e-commerce

COD reconciliation (đối soát) without spreadsheets

Matching carrier remittance lines to orders, chasing unremitted cash and filing claims before deadlines.

Mobile payment gateways and settlement flows
Automation · Payments

VNPay, MoMo, ZaloPay: payment automation and reconciliation

Redirect, QR and app-to-app flows, IPN signature verification, refunds and daily settlement matching.

Compliance checklist over commerce documents
Automation · Compliance

The compliance layer: e-invoices, personal data and real-world traps

Decree 123 obligations, PDPD 13/2023 applied to shop data and chatbot logs, SMS brandname vs ZNS.

Two storefronts sharing one inventory
Automation · Multichannel selling

TikTok Shop + Shopify: one inventory, two storefronts

Webhook-driven stock sync, oversell prevention with reserve buffers, unified fulfilment and settlement.

Zalo notification messages on a phone
Automation · Customer messaging

Zalo OA and ZNS automation: order updates and remarketing

ZNS templates through review, OA care flows in the 48-hour window, compliant remarketing segments.

Scheduled posts fanning out to social platforms
Automation · Social platforms

Auto-posting that survives API changes: Facebook, Zalo OA, TikTok

Calendar as data, per-platform adapters, dedup-keyed retries and token lifecycle management.

Automated video rendering pipeline
AI · Marketing automation

AI product video pipelines for ads

From images and a script template to rendered ad variants in 9:16, 1:1 and 16:9 with Vietnamese voiceover.

Consistent brand imagery generated at scale
AI · Marketing automation

Brand-consistent AI product imagery at scale

Style guides as prompt fragments, seeds and reference images — and never letting AI redraw the product.

Waveform of an AI-generated voiceover
AI · Voice & audio

Vietnamese AI voiceovers: accents, emotion and pipelines

Northern vs Southern accents, prosody control, brand names and currency, and an STT-based QC loop.

Morning business dashboard with AI summary
Automation · Data & AI

From Shopify to a daily AI briefing

Webhooks and nightly pulls into Postgres, a metrics layer for CR/AOV/ROAS, and an LLM that narrates — never computes.

Dual CDN network paths across a map
Infrastructure · Video delivery

Video in Vietnam: why one CDN is never enough

Cable cuts, per-ISP throttling and shared-infrastructure blocks — the dual-CDN failover that actually works.