Gradion

Overview of job

ABOUT US:

At Gradion, we are the strategic partner for ambitious businesses, helping them achieve breakthrough growth through Digital Innovation and Deep Tech.

With a global vision and an AI-first approach, we enable clients to reshape strategies, optimize systems, and adopt cutting-edge technologies to create sustainable value.

From AI and data to cybersecurity, robotics, and large-scale enterprise platforms, Gradion designs practical solutions that lay the foundation for the next generation of billion-dollar companies.

OUR FACTS & FIGURES:

- 23+ years of expertise - Gradion builds digital platforms & deep-tech solutions.

- 3 continents: Asia, Europe and Africa.

- 300+ specialists across 6 countries Vietnam, Singapore, Thailand, Saudi Arabia, Germany and Egypt.

- 100+ enterprise clients, including several unicorns (e.g., Alaiko, HomeToGo, Roadsurfer).

- Vietnam’s Best IT Company – recognized by ITViec for 8 consecutive years, including 2 consecutive years of ranking #1 (2024 and 2025).

- ISO 27001.

We're looking for a Senior Fullstack Developer to join our team and take ownership of building, optimizing, and scaling high-performing e-commerce experiences. You'll work across the fullstack - from Shopify storefront UX to backend integrations and payment systems with a direct impact on conversion, reliability, and global reach.

In this role, you will

• Build and improve UI/UX across Shopify storefronts with a mobile-first approach, serving over 90% mobile traffic
• Manage and scale multi-currency and multi-language storefront setups
• Develop new features that improve store performance, subscription UX, and overall conversion rates
• Run A/B tests and implement tracking to continuously refine user interactions
• Maintain and extend payment gateway integrations (Apple Pay, Google Pay, PayPal, Stripe, Klarna, and more)
• Own backend reliability through robust monitoring, error tracking, and webhook event logging
• Enhance internal Shopify Admin tooling for a smoother operational experience

Why you’ll love working here:

🏆 Join Vietnam’s Best IT Company – Gradion Vietnam (formerly NFQ Vietnam) was recognized by ITViec for 8 consecutive years, including 2 successive years as the Winner. Work with some of the best minds in the industry and be part of a company that’s redefining how businesses scale through technology.

🌍 Career Growth & Leadership Opportunities – At Gradion, your growth transcends job titles. Collaborate directly with our leadership team, receive mentorship from seasoned experts, and tackle real-world business challenges across tech, consulting, or operations. When you’re ready to advance - whether as a specialist or leader - we’re committed to fueling your success.

🚀 AI-First Innovation & Strategic Consulting – We’re shaping a culture where AI is woven into how we think, create, and solve problems - not just a tool in our toolkit. With a consulting mindset, our teams deliver impactful, practical solutions that drive real value. Stay curious, think critically, and leverage AI to make a meaningful difference for clients and users.

💰 Competitive Compensation – We believe great talent deserves great rewards. Expect an attractive salary, performance-based bonuses, and a benefits package that reflects your impact. We value talent over salary budgets - exceptional contributions deserve exceptional rewards.

✨ And Many More Benefits to Explore! But most importantly, a healthy work-life balance and an environment where you can thrive -professionally and personally. Including:

• 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.
• Working time: Monday – Friday (9 AM - 6 PM)

• 5+ years of experience in software development, with strong hands-on skills in TypeScript, Node.js, React or Vue.js, plus familiarity with Liquid or similar templating engines, and working exposure to AWS
• Strong fundamentals in how modern web applications work: browser rendering, frontend/backend communication, and delivering fast, smooth customer experiences - especially in a global e-commerce context
• Experience with A/B testing, analytics/tracking tools, and frontend performance optimization
• Knowledge of multi-currency and multilingual storefront setups
• Familiarity with Git, CI/CD pipelines, and agile workflows
• Deep understanding of cross-browser and cross-platform issues, with practical solutions
• Very good English, both written and spoken
• You actively engage in team ceremonies and contribute confidently to technical discussions

Nice-to-Have

• Experience with Shopify Functions, Shopify APIs, or Shopify Checkout UI Extensions