Senior Engineer - Full Stack

Our mission at
what3words
is to become the global standard for addressing. Street addresses weren’t designed for 2025. They aren’t accurate enough to specify building entrances, and they don’t exist for parks, rural areas and many parts of the world. This makes it hard to find places and causes problems and inefficiencies on a global scale.
That’s why we created
what3words
In late 2024, we welcomed
. We divided the world into 3m squares and gave each square a unique combination of three words. It’s the easiest way to find and share precise locations.
Swiftcomplete
Over the last year, what3words has been used in 193 countries, and our monthly active users continue to grow at an impressive pace. Our tech is used by emergency services, delivery companies, eCommerce businesses, ride- hailing apps and NGOs, and is integrated into the navigation systems of millions of cars around the world.
into the what3words family. Their expertise in fast, intelligent, and scalable address validation technology strengthens our ability to make location data even more accessible, accurate, and easy to use. Together, we’re building the most powerful addressing standard and address validation products in the world.
We are looking for a Senior Full Stack Engineer to join our team of 25+ engineers in Ho Chi Minh City to develop an address autocomplete & validation app for Shopify, focusing on Checkout UI Extensions and app Admin configuration. This is a supported role with mentoring. Work closely with Swiftcomplete Product Managers—who define scope & functionality—and collaborate in the design process based on your experience.
Collaboration with Product Management

You’ll work closely with Swiftcomplete Product Managers who own scope and business outcomes. They will collaborate with you in the design process and expect you to contribute options and trade‑offs based on your engineering experience.

Yêu cầu công việc

Responsibilities

Develop and maintain Node.js/TypeScript endpoints that integrate with Swiftcomplete APIs securely.
Build an embedded Admin/Settings experience using App Bridge + Polaris.
Implement Checkout UI Extensions in React + TypeScript for merchant UX at checkout.
Contribute to/Own (role dependent) Shopify Functions in Rust for validation logic.
Build the address autocomplete & validation app aligned with Shopify’s latest extensibility patterns.
Write maintainable code, contribute to code reviews, and improve reliability and performance.
Use Shopify CLI to scaffold, preview, deploy, and release extensions/functions.

Required Skills

Familiarity with Shopify‑specific constraints and components, including Functions, App Bridge, Polaris
Familiarity with Shopify CLI (scaffold, preview, deploy/release)
React, TypeScript, Rust, Node.js

Nice‑to‑Have Skills

Interest in MCP & AI agent integrations
Address/geocoding domain knowledge
Familiarity with Liquid + Theme App Extensions

Required Experience

Shipped at least one Shopify app or extension (Checkout or Customer Account preferred)
Comfortable with Shopify CLI and GraphQL basics
3–5 years engineering experience
Implemented webhooks with HMAC; integrated 3rd‑party APIs

The role is based in our centrally located HCMC office.
While you can work from the office five days a week if preferred, our Engineering team can choose to work up to two days a week from home. We also offer a six- week remote- work allowance; for up to six weeks a year, you can work from anywhere in the world (as long as you’ve got great WiFi and are happy to work with your main office timezone).
Equality, diversity and inclusion at what3words
Our mission is to help everyone talk about everywhere, and we believe diverse perspectives make for a better company and better products too. We strongly encourage applications from underrepresented groups and are committed to diversity, equity and inclusion in our hiring processes and company culture.

Benefits

We offer the following benefits to all permanent employees of what3words:

- Lunch & learn sessions
- Generous parental leave policies
- Family friendly policies
- Wellbeing Days
- Flexible working
- 6 week remote working (work from anywhere) policy
- 25 days holiday: plus the option to buy more!
- Competitive salary
- Private health insurance
- Team social budget
- Share options

Our team is a group of talented people from all over the world on an unprecedented journey. Every day brings new challenges and we are always learning. You will be proud to see your individual and team contributions making a real difference. 🙂

Cập nhật gần nhất lúc: 2025-11-12 17:20:02