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Android Software Engineer

Lead the design, development, and optimization of Android applications for EPOS’s SaaS product, leveraging Kotlin, Java, and AI‑assisted tools.

  • Ho Chi Minh City, Ho Chi Minh City (HCMC), Vietnam
  • Posted Nov 6, 2026
INDUSTRYSoftware & InternetSaaS & Enterprise Software

Responsibilities

  • Build scalable, high‑performance Android applications
  • Implement Kotlin and Flutter components
  • Drive the mobile software lifecycle from prototyping to post‑launch support
  • Write clean, well‑tested, maintainable code
  • Identify workflow bottlenecks and automate with AI tools
  • Define AI usage standards and validation practices
  • Build reusable AI playbooks and templates
  • Participate in design and code reviews
  • Collaborate with Product, Design, and Backend teams
  • Mentor junior/middle engineers

Requirements

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

Nice to have: Flutter cross‑platform technologies, Catering app experience, Hardware knowledge reserves

Skills

KotlinJavaAndroidFlutterAI‑assisted developmentWorkflow automationJetpackAnnotation frameworksPerformance optimization for low‑end devicesHardware knowledge (printers, card machines, USB/Bluetooth)KotlinJavaFlutterJetpack

Benefits

  • Performance Bonus
  • Biannual Performance Review and Salary Adjustment
  • Full government public insurance contributions
  • Premium health insurance
  • Annual health check
  • Career development and training
  • 14 days annual leave plus additional days per year of service
  • Laptop/MacBook provision
  • Agile/Scrum workflows
  • Company trips and team‑building activities
  • Weekly happy hour, coffee, snacks, board games
  • Overseas travel opportunities

Full description

About Us 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! Key Contributions 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 We are a multinational, product-driven company specializing in proprietary POS solutions — developing in-house and delivering directly to our worldwide customers. Benefits 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 Working Environment & Culture International Workplace: English-speaking environment 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

Android Software Engineer at EPOS | Referso Jobs