S4BT Solutions for Business Travel

, TP Hồ Chí Minh

Company Size : 10-24

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Job Summary

10-24

Product

Việt Nam

Mobile Engineer

S4BT Solutions for Business Travel

Phu Nhuan, TP Hồ Chí Minh

  • English
  • Experienced (Non-Manager)
  • Full Time
  • Negotiable
  • Posted:07/02/2026
  • 1

Job description

Overview of job

In Goelett, we are an extraordinary mix of travel industry experts, product managers, and software engineers, developing a successful online booking tool for corporations and large organizations. Today, as part of the sector-leading S4BT Group, we support 500k+ business users making thousands of bookings a day. We are seeking a Mobile Developer who is ready to take on a dynamic career opportunity by driving requirements analysis, resolving system issues, and enhancing product functionalities!

Key Responsibilities

  • Design, develop, test, and maintain high-quality mobile applications using .NET, and Angular.
  • Collaborate with cross-functional teams to gather and analyze business requirements, architect solutions, and deliver optimal technical implementations.
  • Author comprehensive technical documentation, including specifications and system designs.
  • Write clean, maintainable, and efficient code, adhering to industry best practices and coding standards.
  • Proactively identify, analyze, and resolve software defects and performance issues in a timely manner.
  • Conduct unit testing to validate product quality and functionality.
  • Participate in code reviews, providing constructive feedback to enhance team code quality.
  • Turn data into valuable insight.
  • Ensure accurate invoicing for the organization.
  • Competitive Compensation: Attractive salary package with a 13th-month bonus.
  • Comprehensive Benefits: Full social, health, and unemployment insurance, plus premium private health insurance.
  • Work-Life Balance: 15 days of annual leave plus 3 sick leave days per year.
  • Global Opportunities: Access to business travel programs.
  • Engaging Culture: Annual company trips, year-end celebrations, and team-building activities.
  • Meal Allowance

Job Requirement

  • 3+ years of professional experience in mobile development using Angular, C#, modern cloud architectures, and related technologies.
  • Strong understanding of Object-Oriented Programming (OOP), SOLID principles and API design.
  • Proven expertise in implementing and managing containerized applications on Microsoft Azure.
  • Familiarity with AI tools to enhance development processes is an advantage.
  • Familiarity with Agile/Kanban/Scrum methodologies and collaborative development practices.
  • Professional proficiency in English.

Languages

  • English

    Speaking: Intermediate - Reading: Intermediate - Writing: Intermediate

Technical Skill

  • .NET
  • C#
  • AngularJS
  • OOP
  • AI (Artificial Intelligence)
  • API
  • Mobile App
  • TypeScript
  • Mobile Development
  • SOLID
  • MS Azure

COMPETENCES

  • Professional Experience
  • Agile
  • Kanban
  • Scrum

BUSINESS PROFILE

S4BT is a major European provider of business travel technology solutions.

We bring together expertise, innovation and scale to optimise business hotel and travel booking, payment and other services. S4BT Group is revolutionizing the €800+ billion global business travel market with P4BT – Payment for Business Travel (Ho Chi Minh based), an innovative fintech platform. Our modular, AI-powered, API-first infrastructure transcends traditional payment solutions by automating invoices, optimizing spend, ensuring compliance, and delivering actionable insights for leading travel buyers and suppliers. Join our founding technology team to build a cutting-edge platform from the ground up and shape the future of business travel.