Android Software Engineer (Senior)

About EPOS

EPOS · Ho Chi Minh City, Vietnam · Full-time · Posted 2026-11-06

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!

Responsibilities

• 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

Requirements

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

Preferred

• 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

Benefits

• We are a multinational, product-driven company specializing in proprietary POS solutions — developing in-house and delivering directly to our worldwide customers.
• Recognition & Rewards:
• Performance Bonus _(subject to the company’s business results and the employee’s performance evaluation)_
• Biannual Performance Review and Salary Adjustment
• Comprehensive Insurance Coverage:
• Full government public insurance contributions based on gross salary
• Premium health insurance

Annual health check

• Clear career development and growth structure; Training sessions and Learning workshops
• 14 days of annual leave and one additional day of leave for every year of service
• Laptop/MacBook and top-notch facilities are provided based on each role
• Agile/Scrum-based internal workflows for efficient and collaborative development
• Company trips, parties and regular team-building activities; Weekly happy hour, coffee, snacks, and board games
• Overseas travel opportunities based on the individual performance and policies for each evaluation period
• Positive and Open-Minded Culture: Engineers are encouraged to propose innovative solutions that enhance productivity and code quality
• 1-on-1 Mentorship: Monthly coffee sessions with managers offer personalized feedback, goal setting, and career development opportunities
• Flexible Working Hours: Promote work-life balance and individual productivity

Working Environment & Culture

International Workplace: English-speaking environment