Senior / Lead Fullstack Engineer – Node.js, React.js, Vue.js

GRADION

Senior Fullstack Engineer leading product engineering across backend and frontend for European e-commerce and B2B SaaS clients. Focus on high-performance services and scalable solutions in Vietnam office.

Posted 6/15/2026full-timeHo Chi Minh City • 🇻🇳 VietnamSeniorWebsite

Tech Stack

Tools & technologies

GraphQLJavaScriptMongoDBMySQLNode.jsNoSQLPostgresReactTypeScriptVue.js

About the role

Key responsibilities & impact

Design, develop, and optimize high-performance backend services and RESTful / GraphQL APIs using Node.js.
Build and maintain scalable, reusable frontend components using Vue.js, ensuring high responsiveness and seamless user experiences.
Architect end-to-end technical solutions covering both server-side and client-side layers, with a clear focus on scalability and long-term maintainability.
Work with relational and NoSQL databases (PostgreSQL, MySQL, MongoDB) to ensure efficient data modeling, indexing, and query performance.
Implement state management patterns (Vuex / Pinia) and apply frontend performance optimization strategies.
Lead code reviews, enforce engineering standards, and grow the technical capability of junior and mid-level engineers on the team.
Identify and address technical debt proactively - propose and drive architectural improvements across the codebase.
Collaborate with product managers, designers, and client stakeholders to translate business requirements into robust, scalable technical solutions.
Implement caching, logging, monitoring, and security best practices including OWASP Top 10 compliance.

Requirements

What you’ll need

7+ years of experience in fullstack development, with strong hands-on depth in both Node.js (backend) and Vue.js or React (frontend).
Strong proficiency in JavaScript and TypeScript, including asynchronous programming patterns.
Professional English proficiency - you are comfortable leading technical discussions, writing documentation, and communicating directly with international clients in English.
Solid understanding of database architecture, query optimization, and data modeling across relational and NoSQL systems (PostgreSQL, MySQL, MongoDB).
Proven experience designing and integrating RESTful and GraphQL APIs.
Comfortable working with Git, CI/CD pipelines, and modern deployment workflows.
Strong debugging, performance tuning, and problem-solving skills across the full stack.
Demonstrated ability to lead technical decisions, drive architectural discussions, and elevate the engineers around you.

Benefits

Comp & perks

A laptop is provided.
Community Tech activities.
A fun & dynamic environment and freedom to be creative.
Modern office with a flexible, relaxing zone.
Performance bonus (up to 2-month salary).
Performance review 2 times/ year.
Extra Premium Healthcare & Annual Health-check.
15 days of annual leave.

ATS Keywords

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Hard Skills & Tools

Node.jsVue.jsReactJavaScriptTypeScriptRESTful APIsGraphQL APIsPostgreSQLMySQLMongoDB

Soft Skills

leadershipcommunicationproblem-solvingdebuggingperformance tuningcollaborationtechnical discussionsdocumentation writingmentoringarchitectural decision-making