Software Engineer Specialist – App

4 days ago

Pathum Thani, Thailand Randstad Pte Ltd. Carrier Full time

Location: Bangkadi Industrial Park, Pathum Thani

Role Summary

We are looking for a Senior Software Engineer to design and development of cross-platform mobile apps and Azure cloud services for our IoT-connected HVAC products. You will ensure a seamless experience from device onboarding to remote control, monitoring, and firmware updates.

This role collaborates closely with embedded, QA, system, and product teams.


Key Responsibilities
  • Lead architecture, design, and development of cross-platform mobile apps (Flutter / React Native / .NET MAUI) for iOS & Android.

  • Own critical app features:

  • Device onboarding (BLE/Wi-Fi provisioning)

  • Remote control and monitoring of HVAC units
  • Energy usage visualization and notifications
  • Firmware update flows

  • Design and implement Azure cloud services:

  • App Service / Functions / Container Apps

  • IoT Hub / Event Hub / Service Bus
  • Data storage: Cosmos DB, Blob Storage, SQL, etc.
  • Define and maintain secure, scalable APIs (REST/GraphQL) for apps and integrations.
  • Ensure reliable communication between apps, cloud, and IoT devices (MQTT, HTTPS, WebSocket).
  • Drive code quality, including code reviews, automated tests, and CI/CD pipelines.
  • Monitor and improve cloud performance, reliability, and cost efficiency.
  • Collaborate with embedded teams on data models, API contracts, and device behaviors.
  • Work with UX/UI designers and product owners to deliver robust, user-friendly apps.
  • Support production incidents with root cause analysis and long-term fixes.
  • Apply security and privacy best practices.
  • Mentor junior engineers and contribute to technology roadmaps.

Qualifications & Experience
  • Bachelor's or Master's in Computer Science, Software Engineering, or related field.

  • 7+ years of professional experience in software development, with strong skills in:

  • Mobile app development

  • Cloud backend development
  • Hands-on experience with cross-platform frameworks: Flutter, React Native, or .NET MAUI.
  • Strong proficiency in relevant languages: Dart, TypeScript/JavaScript, C#, or similar.
  • Proven experience designing and building RESTful APIs and integrating apps with cloud backends.
  • Practical experience with Microsoft Azure services: App Service, Functions, IoT Hub, Cosmos DB, Storage, Key Vault, API Management.
  • Experience with CI/CD pipelines (Azure DevOps, GitHub Actions, or similar).
  • Familiarity with secure authentication/authorization (OAuth2/OIDC, JWT, Azure AD B2C).
  • Agile/Scrum experience with Git version control.
  • Good written and spoken English for global collaboration.

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