Android Software Engineer (Senior)

Established in 2009, EPOS Vietnam serves as the technical hub of EPOS Singapore, a leading provider of cutting-edge Point-of-Sale (POS) and SaaS solutions. Backed by Ant International — a global leader in digital payments and financial technology — we play a pivotal role in developing innovative, scalable, and user-centric digital solutions that power EPOS products. Our technologies enable thousands of SMEs in Singapore, and with ongoing expansion plans across Asia, to digitize and grow their operations through cost-effective and reliable platforms. 

At EPOS Vietnam, we cultivate a collaborative and dynamic culture driven by innovation and a passion for transforming businesses through technology. Join us to shape the future of digital solutions across Asia and beyond!

As an Android Software Engineer, you will work on building scalable, high-performance applications with a focus on performance optimization and clean architecture.

• Implement Android (Kotlin) and Flutter components of our SaaS product
• Drive the entire mobile software lifecycle, from prototyping to commercialization and post-launch support
• Build clean, well-tested, and maintainable code that aligns with our cross-platform architecture and performance goals
• Identify workflow bottlenecks and leverage AI tools and automation to improve team productivity
• Define and promote AI usage standards and best practices across the engineering team
• Establish validation practices for AI-generated code to ensure quality and maintainability
• Build reusable AI playbooks, templates, and toolkits to scale effective practices across the team
• Participate in design reviews, code reviews, and contribute to cross-functional discussions and continuous improvement
• Partner with Product, Design, and Backend teams to deliver quality Android applications
• Propose architecture and design reviews to ensure high standards in software quality
• Set a high technical standard for the team through code and design reviews
• Enhance engineering processes, including sprint planning, stand-ups, and long-term planning
• Mentor junior/middle engineers, foster growth, and technical skill development within the team

• Bachelor’s Degree in Computer Science / Information Technology / Software Development or related fields

Must have:

• 6+ year of experience in Kotlin and Java Native technologies
• Hands-on experience in independently completing or participating in large-scale Android projects
• Good understanding of framework principles, and practical experience in performance optimization for low-end device models, including but not limited to startup, memory, network, etc
• Experience with AI-assisted development, workflow automation, or AI tools is a must
• Understand Jetpack components, be familiar with annotation frameworks, and have practical experience
• Good/Fluent English communication is mandatory

Nice to have:

• Hands-on experience in Flutter cross-platform technologies is an advantage
• Practical experience in catering apps, with an architecture ability preferred
• Experience with hardware knowledge reserves and practical experience (including but not limited to printers, external card machines, USB/Bluetooth communication) is preferred