Senior Software Engineer (ReactJS) - Relocation Support

About the Role

We are currently looking for a Senior Software Engineer (ReactJS) remote to join our team at Avensys Consulting. This is an exciting opportunity to expand your skill set while working with a leading client in Bangkok, Thailand. As a Senior Software Engineer (ReactJS), you will have the chance to lead the development of next-gen front-end systems and significantly impact the user experience.

What You'll Do

• Spearhead architecture and system design of the client's next-gen front-end systems.
• Drive best-in-class performance, accessibility, and usability across applications.
• Mentor junior developers and serve as a subject-matter expert for the front-end engineering team.
• Influence stakeholders in the Product and Business teams to align technical standards with business goals.
• Ensure scalability and maintainability of applications through best practices.

Requirements

• 7+ years of experience in building and leading rich web applications at scale.
• Deep mastery of JavaScript/TypeScript and modern frameworks such as React, Next, and Vue.
• A strong portfolio showcasing robust, high-performance Single Page Applications (SPA) and Server-Side Rendering (SSR) front ends.
• Proven background in team leadership, system design, and stakeholder influence.
• Excellent communication skills in English.

Nice to Have

• Experience with A/B experimentation.
• International exposure or experience in travel/e-commerce products.

What We Offer

• Premium relocation and expat support including visa, flight, and moving packages for you and your family.
• Temporary housing, settling-in help, and expat community onboarding.
• Spousal/partner and family adaptation support.
• Unique company perks such as international healthcare benefits.
• Hybrid remote work model with a base in Bangkok HQ.
• Learning and development budget, hackathons, and internal tech communities.