260 Mobile Engineer jobs in Thailand

Responsibilities:

• Help drive and shape our engineering vision.
• Contribute across the entire development lifecycle, from research and design to deployment and support.
• Write clean, maintainable, and well-tested code.
• Collaborate effectively in a cross-functional, vertical team.
• Work across multiple layers of our technology stack.
• Deliver impactful solutions that create value for both customers and the business.
• Be an engaged teammate in an energetic, skilled, and collaborative engineering group.
• See your contributions directly influence a rapidly evolving product.

Qualifications:

• Strong English communication skills, both written and verbal.
• Humble, team-oriented, and low-ego mindset.
• 5+ years of professional experience in software engineering, with a strong focus on mobile application development.
• Bachelor's degree in Computer Science, Engineering, or related technical field.
• Experience in API development.
• Proven experience in mobile development, with expertise in Flutter or Native (iOS/Android).
• Exposure to web development.
• Solid understanding of Computer Science fundamentals (algorithms, data structures, design patterns).
• Familiarity with Domain-Driven Design (DDD), CI/CD pipelines, and Test-Driven Development (TDD).
• Passionate about delivering high-quality software.

We are hiring Mobile Engineer

Job Summary & Purpose:

Our customers deserve the very best experience for the app and web. We need passionate engineers to delight them. You'll be in charge of designing user-facing components and helping us prepare our product for a public launch. We have an extremely high bar for code quality and continuous delivery

Responsibilities:

• Help drive and shape our engineering vision.
• Contribute across the entire development lifecycle, from research and design to deployment and support.
• Write clean, maintainable, and well-tested code.
• Collaborate effectively in a cross-functional, vertical team.
• Work across multiple layers of our technology stack.
• Deliver impactful solutions that create value for both customers and the business.
• Be an engaged teammate in an energetic, skilled, and collaborative engineering group.
• See your contributions directly influence a rapidly evolving product.

Qualifications:

• Strong English communication skills, both written and verbal.
• Humble, team-oriented, and low-ego mindset.
• 5+ years of professional experience
  in software engineering, with a strong focus on mobile application development.
• Bachelor's degree in Computer Science, Engineering, or related technical field.
• Experience in
  API development
  .
• Proven experience in
  mobile development
  , with expertise in
  Flutter
  or
  Native (iOS/Android)
  .
• Exposure to
  web development
  .
• Solid understanding of
  Computer Science fundamentals
  (algorithms, data structures, design patterns).
• Familiarity with
  Domain-Driven Design (DDD)
  ,
  CI/CD pipelines
  , and
  Test-Driven Development (TDD)
  .
• Passionate about delivering
  high-quality software
  .

We are hiring Mobile Engineer

Job Summary & Purpose:

Our customers deserve the very best experience for the app and web. We need passionate engineers to delight them. You'll be in charge of designing user-facing components and helping us prepare our product for a public launch. We have an extremely high bar for code quality and continuous delivery

Responsibilities:

• Help drive and shape our engineering vision.
• Contribute across the entire development lifecycle, from research and design to deployment and support.
• Write clean, maintainable, and well-tested code.
• Collaborate effectively in a cross-functional, vertical team.
• Work across multiple layers of our technology stack.
• Deliver impactful solutions that create value for both customers and the business.
• Be an engaged teammate in an energetic, skilled, and collaborative engineering group.
• See your contributions directly influence a rapidly evolving product.

Qualifications:

• Strong English communication skills, both written and verbal.
• Humble, team-oriented, and low-ego mindset.
• 5+ years of professional experience
  in software engineering, with a strong focus on mobile application development.
• Bachelor's degree in Computer Science, Engineering, or related technical field.
• Experience in
  API development
  .
• Proven experience in
  mobile development
  , with expertise in
  Flutter
• Exposure to
  web development
  .
• Solid understanding of
  Computer Science fundamentals
  (algorithms, data structures, design patterns).
• Familiarity with
  Domain-Driven Design (DDD)
  ,
  CI/CD pipelines
  , and
  Test-Driven Development (TDD)
  .
• Passionate about delivering
  high-quality software
  .

The1, part of Central Group, is Thailand's No.1 Loyalty Platform, powering millions of members with digital-first experiences across retail, lifestyle, and e-commerce. We are building next-generation mobile and web applications to deliver seamless journeys for our customers.

We are looking for a Mobile Engineer (Flutter) to join our energetic engineering team at The1. In this role, you will design and build user-facing components, contribute across the full development lifecycle, and help us prepare our products for public launch. Our bar for code quality and delivery is extremely high—we are looking for engineers who share the same passion.

• Contribute across the entire software development lifecycle, from research to deployment and support
• Design, build, and maintain scalable mobile features with Flutter
• Write clean, maintainable, and well-tested code
• Work across multiple layers of the technology stack, including mobile, web, and backend
• Collaborate in a cross-functional team to deliver value for customers and business
• Ensure high standards of engineering practices, CI/CD, and automated testing
• See your contributions directly impact a rapidly evolving product

• Bachelor's degree in Computer Science, Engineering, or related field
• Minimum 5 years' experience in mobile development with proficiency in Flutter
• Web development experience , Nuxt3, React)
• Backend development experience (Java, Kotlin, Spring)
• Familiarity with CI/CD pipelines (e.g., GitLab CI) and automated testing
• Solid foundation in Computer Science fundamentals
• Knowledge of DDD, CI/CD, and TDD methodologies
• Strong communication skills, collaborative mindset, humble and low-ego team player

• Be part of Thailand's largest loyalty platform, impacting millions of customers
• Work with modern tech stacks (Flutter, Vue, Kotlin, Spring)
• Hybrid working model with competitive compensation and benefits
• Collaborate with skilled engineers in an energetic and supportive culture
• Play a key role in Central Group's digital transformation journey

Apply Now

If you are passionate about building world-class mobile experiences and want to be part of Thailand's leading retail-tech transformation, click Apply and join The1 today.

Connect with us to connect the world

Are you prepared to join the R&D team at 12Go and help us build the leading online travel platform, providing seamless booking experiences for travelers worldwide? 

12Go, being a part of Travelier group, offers a wide range of transportation options, including trains, buses, ferries, and flights, to help customers travel conveniently and affordably. Our vision is to enable any customer to instantly book any route in the world.

In our R&D department you will get to work on groundbreaking solutions that reshape how people explore the world, using a modern tech stack and following top industry standards to ensure security, scalability, and a reliable travel experience. You will thrive in a collaborative culture where passionate colleagues love sharing ideas, and your work will have a real impact on our users' travel adventures.

Join us in crafting this exciting journey, where your contribution will be key to our success

Responsibilities:-Act as the Mobile Expert within the Marketing team;

-Leading all mobile-related marketing initiatives.

-4+ years of experience building and maintaining production-grade client applications in JavaScript/TypeScript, with demonstrated ownership and significant impact on development, deployment, and monitoring;

-2+ years of hands-on experience delivering hybrid/cross-platform production mobile apps using at least one of the following technologies: Capacitor, Cordova, React Native, Flutter;

-Ability to debug hybrid mobile applications end-to-end — including native iOS/Android layers, WebView interactions, and complex flows with in-app browsers and third-party SDKs — as well as validate and trace data flows across analytics, attribution, ad platforms, and backend systems;

-Experience with performance optimization — e.g., rendering efficiency, startup time, and WebView resource usage;

-Confident experience with app analytics and attribution SDKs (e.g., Google Analytics, AppsFlyer, CleverTap, Datadog, Amplitude);

-Understanding of privacy and consent requirements (GDPR, ATT, Consent Mode, CMP/UMP SDKs).

Nice to Have:

-Knowledge of platform-specific attribution frameworks (e.g., SKAdNetwork, Google Play Install Referrer);

-Production experience in native iOS and Android development (Swift/Kotlin/Java);

-Familiarity with server-to-server event forwarding and reconciliation between backend and analytics platforms;

-Experience with feature-flag systems (e.g., GrowthBook, LaunchDarkly, Unleash or similar) and staged rollout of SDK integrations;

-Background in crash/performance monitoring (e.g., Firebase Crashlytics, Sentry) and setting up alerting for SDK/analytics health;

-Curious about new AI technologies that improve productivity.

-Engaging work on a product that enables millions of travelers to book their trips daily;

-Full-time remote working - 5 days week, 8 hours per day;

-Development opportunities (budget for self-paced learning, global training workshops, online English language classes, e-learning platforms);

-Internal growth and internal mobility opportunities;

-Competitive annual leave, sick leave, and public holidays;

-Annual company offsite in Thailand.

What should I do to dive into 12Go company culture?

Apply Update your CV and get ready to experience the best interview flow with our top talents

We can't wait to see you and share this awesome adventure together

1. Pre-Event Preparation:

2. Collaborate with the event operations team to understand the specific technical requirements for each event.

3. Prepare, configure, and test hardware kits, including iPads, Android devices, ticket scanners, RFID readers, and thermal printers.
4. Install and configure applications and software on all devices.

5. Perform rigorous end-to-end testing of the entire onsite ecosystem (hardware, software, and network) to identify and resolve potential issues before the event.

6. Onsite Deployment & Management:

7. Travel to event venues to set up and deploy all technical equipment and network infrastructure.

8. Serve as the primary technical point of contact for event organizers, staff, and internal teams during the event.
9. Provide clear and concise training to event staff on how to use our applications and hardware effectively.

10. Proactively monitor system performance, network stability, and device health throughout the event.

11. Real-Time Troubleshooting & Support:

12. Diagnose and resolve technical issues on the spot, including application freezes, hardware malfunctions, connectivity problems, and user errors.

13. Remain calm and effective under pressure, providing swift solutions to minimize disruption to the event flow.

14. Escalate complex software or server-side issues to the core engineering team with clear, detailed reports.

15. Post-Event Analysis & Feedback:

16. Compile detailed post-event technical reports, documenting system performance, any issues encountered, and their resolutions.

17. Provide valuable feedback and insights from the field to the product and development teams to drive continuous improvement of our onsite solutions.

Required (Must-Haves):

• Bachelor's Degree in Computer Science, IT, Engineering, or a related field, or equivalent practical experience.
• 1-3 years of experience in a technical support, field engineering, or IT helpdesk role.
• Strong understanding of mobile operating systems (iOS and Android), including device configuration and troubleshooting.
• Solid knowledge of networking fundamentals (TCP/IP, Wi-Fi, LAN, DHCP, DNS).
• Proven ability to troubleshoot hardware and software issues effectively and independently.
• Excellent communication and interpersonal skills in both Thai and English.
• Ability to remain calm, focused, and professional in high-pressure situations.
• Willingness and ability to work irregular hours, including evenings, weekends, and holidays, based on event schedules.
• A proactive, "can-do" attitude with a strong sense of ownership.

About Ascend Money

Ascend Money is a leading fintech company providing innovative payment and financial services across 7 countries in the Southeast Asian Region.

Established in 2013, Ascend Money became Thailand's first fintech unicorn in 2021. Its flagship service TrueMoney today has become the most popular digital financial application that enables ease of payments and convenient financial lifestyle.

TrueMoney's extensive agent network as well as offline and online payment services also enable millions of users across the region to access innovative financial services, leading them to better lives.

Key Responsibilities:

• Design and develop applications for the iOS platform.
• Contribute to all aspects of the software development lifecycle.
• Participate in Agile/Scrum software development process.
• Collaborate with teams to analyze, design, and ship new features.
• Fix software defects and improve applications performance.
• Implement unit and automation test, security best practice, and API integrations in the applications.
• Continuously learn and implement new technologies to maximize application performance.

Qualifications:

• Proficient with Swift, Objective-C, and iOS frameworks such as Core Data, Cocoapods, Carthage, and Manual.
• Experience with Alamofire, SwiftJson, ObjectMapper, CryptoSwift, Grand Central Dispatch.
• Experience with Reactive programming RxSwift, RxCocoa, and Concurrency concept.
• Proficient understanding of design patterns such as MVC, MVP, MVVM, and VIPER Patterns.
• Familiar with CI/CD process, Jenkins, Fastlane, and Xcode Server.
• Experience with unit and automate test.
• Knowledge of analytics tools such as Firebase, Google Analytics, Crashlytics.
• Experience with code versioning tools such as Git, SourceTree.
• Understanding of security algorithms such as SHA1, SHA256, encryption, and decryption.
• Experience with developing SDK and OAuth concept a big plus.

Job description

• Design and develop high-performance mobile applications using Kotlin (Android), Swift (iOS), and Flutter (cross-platform).
• Collaborate with frontend and backend teams to integrate services using NestJS, Angular, Spring Boot.
• Develop and maintain APIs, microservices, and backend logic where needed.
• Ensure development aligns with IT Blueprint standards and follows SDLC methodology.
• Identify areas for code improvement and implement effective solutions.
• Stay current with mobile and web technologies, including ML frameworks relevant to mobile (e.g., TensorFlow Lite, Core ML).
• Participate in ongoing projects such as CVWeb Project, including features like NDID, E-KYC, Face Recognition, and OCR.

Qualifications

• At least 3 years of experience in mobile application development.
• Proficient in Kotlin, Flutter, and Swift.
• Experience in Angular 18, NestJS, and Spring Boot for frontend/backend integration.
• Familiar with databases such as PostgreSQL, MongoDB, and Oracle.
• Understanding of DevSecOps tools (e.g., Jenkins, Bitbucket, Nexus).
• Experience with Docker and Kubernetes for containerized deployment.
• Basic understanding or strong interest in Machine Learning, especially on-device models or services like ML Kit, Core ML, TensorFlow Lite.
• Comfortable with Windows and Linux environments.

About Us

Our Ascend vision is to create life opportunities with innovative digital services. Operating in Southeast Asia, we are able to help one of the world's largest populations of underbanked, the people from some of the poorest provinces who are disregarded by traditional banks. So many lives are waiting for our help. In 2018, we served over 30 million customers in 6 countries (Thailand, Cambodia, Myanmar, Vietnam, Indonesia, Philippines), and processed over 4.5 billion USD. This makes us by far the largest fintech company in SE Asia and growing quickly.

We are looking for a Senior iOS Engineer responsible for the development and design of iOS applications. Your primary focus will be the development of iOS applications, SDK to support other applications, and integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality products are essential.

What you will be doing

• Design and develop applications for the iOS platform.
• Contribute to all aspects of the software development lifecycle.
• Participate in Agile/Scrum software development process.
• Collaborate with teams to analyze, design, and ship new features.
• Fix software defects and improve applications performance.
• Implement unit and automation test, security best practice, and API integrations in the applications.
• Continuously learn and implement new technologies to maximize application performance.

What you need to have

• Proficient with Swift, Objective-C, and iOS frameworks such as Core Data, Cocoapods, Carthage, and Manual.
• Experience with Alamofire, SwiftJson, ObjectMapper, CryptoSwift, Grand Central Dispatch.
• Experience with Reactive programming RxSwift, RxCocoa, and Concurrency concept.
• Proficient understanding of design patterns such as MVC, MVP, MVVM, and VIPER Patterns.
• Familiar with CI/CD process, Jenkins, Fastlane, and Xcode Server.
• Experience with unit and automate test.
• Knowledge of analytics tools such as Firebase, Google Analytics, Crashlytics.
• Experience with code versioning tools such as Git, SourceTree.
• Understanding of security algorithms such as SHA1, SHA256, encryption, and decryption.
• Experience with developing SDK and OAuth concept a big plus.