Tech Lead - Full-Stack E-commerce (Headless Magento)

About the role

A dedicated engineering pod of about seven people (2 back-end, 2 front-end, plus QC, DevOps and BA) is led by a Tech Lead in Hanoi, working as an extension of an overseas retail e-commerce client's technology team. The role is full-time and 100% allocated to one client, with an office-based setup in Hanoi (at most one remote day per week, on company-managed devices).

Key responsibilities

• Own architecture and technical decisions for a headless e-commerce site and an in-store ordering tool that share integrations and an AWS environment.
• Run code reviews and set coding standards for the pod.
• Plan and lead version upgrades and technical-debt audits.
• Diagnose hotfixes and lead production incident recovery.
• Design and review integrations (ERP, payments, search and personalization, email marketing, product feeds).
• Apply multi-brand, multi-country business rules, such as different deposit rules per market.
• Keep delivery on two-week sprints, with accurate estimates and Jira and Confluence discipline.
• Mentor engineers and take part in selecting and testing candidates with the client.
• Follow the client's security standards: named accounts, MFA, least privilege, no credentials in code or chat, no local copies of production data.

Required profile

• 8+ years of paid production experience, including 3+ years as a tech lead; 6-7 years with 2+ years leading is acceptable only with proof of a production headless Magento 2 or comparable platform and AWS ownership.
• Professional spoken and written English, tested in interview, for daily client communication.

Required skills

• Next.js and React for headless front ends, with static-generation caching.
• Magento 2 (open source, PHP) as a back end, including API, pricing, cart and order logic.
• Laravel (PHP), with experience moving a front end from Blade to Vue.
• AWS architecture: ECS, Lambda and serverless direction, IAM.
• REST API design and ERP and payment integrations.
• CI/CD, Docker, Kubernetes basics, monitoring (e.g. Datadog).
• Preferred: Contentful or another headless CMS, Magento certification, Australian or other overseas client experience, retail and e-commerce domain.