Frontend Engineer II, Billing

Airwallex12 months ago

Location

SG - Singapore

Type

Full Time

Salary

SGD 85,000 – 130,000

Level

Mid

Role

Frontend Engineer

Posted

Apr 15, 2025

Full TimeMid

The role

Summary

Airwallex is seeking a Frontend Engineer II to join their Billing team to build next-generation billing and invoicing platforms using React, TypeScript, and modern web technologies. This mid-level role involves developing micro-frontend applications, collaborating with global teams, and contributing to a scalable billing platform that serves over 200,000 businesses worldwide.

What you'll do

Frontend Development: Build high-quality web applications using React and TypeScript with modern development practices

Micro-Frontend Architecture: Develop micro-frontend applications with domain-based design architecture using single SPA framework

Backend for Frontend: Build scalable Node.js services using Apollo GraphQL for seamless backend integration

Design System Development: Collaborate with design teams to build design systems and common components for universal UI/UX experience

Package Development: Create NPM packages and library widgets for open source projects and easy client integration

DevOps Implementation: Deploy micro-frontend and Node.js services using GCP, Kubernetes, and GitLab CI/CD best practices

Quality Assurance: Implement comprehensive testing using React Testing Library and Cypress with 80%+ coverage

CMS Development: Build no-code/serverless CMS systems using Contentful and Next.js for corporate and branding pages

Technology Research: Engage with frontend guild to research cutting-edge technologies and drive quality improvement initiatives

What we look for

Technical

Frontend Experience3+ years of frontend development experience with 2+ years of frontend architecture experience

Financial SystemsExperience developing large-scale financial web systems

Core TechnologiesProficiency in HTML5, CSS3, ECMAScript 6+, and TypeScript

Framework ExpertiseStrong experience with React, Vue, Angular and corresponding technology stacks

Styling TechnologiesExperience with Emotion, Styled-Component, SCSS, and CSS frameworks

API IntegrationFamiliarity with HTTP(S) protocol and RESTful specifications

Build ToolsExperience with Webpack, Polyfill, and Rollup.js

Backend KnowledgeFamiliarity with building BFF using Node.js

Education

Degree RequirementBachelor's degree or above in Computer Science or related field

Experience

Professional ExperienceMinimum 3 years of professional frontend development experience

Architecture ExperienceAt least 2 years of frontend architecture experience

Financial DomainExperience with large-scale financial web systems development

Skills

Required skills

React DevelopmentAdvanced proficiency in React framework and ecosystem

TypeScriptStrong TypeScript skills for type-safe development

Modern JavaScriptES6+ features and modern JavaScript development practices

Frontend ArchitectureExperience designing and implementing frontend architectures

CSS TechnologiesProficiency in CSS3, SCSS, and CSS-in-JS solutions

Build ToolsExperience with Webpack, Rollup.js, and modern build processes

API IntegrationRESTful API integration and HTTP protocol knowledge

Node.js BFFBackend for Frontend development using Node.js

Nice to have

GraphQLExperience with GraphQL and Apollo client

Next.jsServer-side rendering and static site generation

DevOps SkillsDocker, Kubernetes, CI/CD, and deployment automation

Testing ExpertiseBDD, TDD, and comprehensive testing strategies

AnalyticsGoogle Analytics, Google Tag Manager integration

Mobile DevelopmentH5 mobile responsive development experience

Backend LanguagesJava, Kotlin, or Shell scripting experience

Technical LeadershipExperience with technical blogs, open source contributions

Compensation & benefits

Salary

SGD 85,000 – 130,000 (annual)

Stock options

Available

Benefits

Global Team Collaboration

Opportunity to work with cross-functional teams across 26 offices globally

Professional Development

Accelerated learning opportunities with cutting-edge fintech projects

Impact-Driven Work

Real impact on a platform serving over 200,000 businesses worldwide

Innovation Culture

Access to latest technologies and AI tools for enhanced productivity

Equal Opportunity

Inclusive workplace with diverse team of 2,000+ professionals

Career Growth

Rapid career advancement in a high-growth fintech unicorn

Technical Excellence

Work with exceptional teammates on complex, high-visibility problems

Interview process

1
Initial Screening — Resume review and initial phone/video screening to assess basic qualifications and cultural fit
2
Technical Assessment — Coding challenge or take-home assignment focusing on React, TypeScript, and frontend architecture
3
Technical Interview — Live coding session covering JavaScript/TypeScript, React concepts, and system design
4
System Design Interview — Frontend architecture discussion including micro-frontend patterns and scalability
5
Team Interview — Meet with engineering team members and discuss collaboration and technical approaches
6
Final Interview — Interview with engineering leadership covering career goals and team fit