Junior–Middle Backend PHP Developer

ABOUT US:
At
Gradion
, we are the strategic partner for ambitious businesses, helping them achieve breakthrough growth through Digital Innovation and Deep Tech.

With a global vision and an AI-first approach, we enable clients to reshape strategies, optimize systems, and adopt cutting-edge technologies to create sustainable value.

From AI and data to cybersecurity, robotics, and large-scale enterprise platforms, Gradion designs practical solutions that lay the foundation for the next generation of billion-dollar companies.

OUR FACTS & FIGURES:

• 23+ years of expertise — Gradion builds digital platforms & deep-tech solutions
• 3 continents: Asia, Europe and Africa
• 300+ specialists across 7 countries Vietnam, Singapore, Thailand, Saudi Arabia, Germany, Egypt, Indonesia
• 100+ enterprise clients, including several unicorns (e.g., Alaiko, HomeToGo, Roadsurfer)
• Vietnam's Best IT Company – recognized by ITViec for 7 consecutive years, including 2 consecutive years of ranking # and 2025) ISO 27001
• ISO 27001

In this role you will:

• Backend Development
• Design and implement scalable components using Symfony/Laravel and PHP 8.3
• Manage MongoDB data models with Doctrine ODM
• Develop and maintain RESTful APIs
• Integrate and support payment gateways (Adyen, EasyBill)
• Implement core business logic including user management and rating systems

Database & Performance

• Optimize MongoDB queries and document structures
• Implement Redis for caching and session handling
• Support application performance tuning and monitoring

Frontend Integration

• Maintain Bootstrap 5-based UI and support AJAX interactions
• Collaborate on React component integration at a basic level
• Ensure responsive design and cross-browser compatibility

System Integration & Infrastructure

• Work with third-party APIs (AWS, Google, Adyen, etc.)
• Follow security and internationalization (i18n) best practices
• Deploy and maintain containers using Docker with Nginx and AWSQuality Assurance
• Write and maintain unit tests and technical documentation
• Adhere to PSR-12 coding standards and participate in code reviews

What You Will Bring

• 2+ years of PHP development experience, with focus on Symfony/ Laravel
• Proficiency in MongoDB and document-oriented data structures
• Experience with REST APIs, Redis, Docker, and Git
• Strong understanding of web security and payment system integration
• Highly DesirableExperience with Doctrine ODM and AWS SDK
• Familiarity with high-traffic systems and SaaS architecture
• Styling proficiency with Sass/SCSS and Bootstrap
• Nice to HaveExposure to CI/CD pipelines and Nginx configurations
• Understanding of SEO principles and Google service integrations
• English: Speaking & Listening – B2 level

Why you'll love working here?

• Join Vietnam's Best IT Company – Gradion Vietnam (formerly NFQ Vietnam) was recognized by ITViec for 7 consecutive years, including 2 successive years as the Winner. Work with some of the best minds in the industry and be part of a company that's redefining how businesses scale through technology
• Career Growth & Tech Leadership – At Gradion, you're not just coding or delivering features—you're shaping innovative solutions. Collaborate closely with tech leads, gain hands-on exposure to critical product and business decisions, and receive mentorship from experts who've built scalable systems. Whether you aim to become a technical expert or a leader, we'll empower your journey
• AI-First Engineering & Strategic Consulting – Our engineering culture integrates AI as a core driver of design, development, and optimization—not an add-on. As a forward-thinking consultancy, we go beyond traditional engineering, combining technical excellence with a strategic mindset to deliver transformative solutions for ambitious businesses
• Competitive Compensation – We believe great talent deserves great rewards. Expect an attractive salary, performance-based bonuses, and a benefits package that reflects your impact. We value talent over salary budgets—exceptional contributions deserve exceptional rewards
• And Many More Benefits to Explore But most importantly, a healthy work-life balance and an environment where you can thrive—professionally and personally. Including:
• A laptop is provided
• Community Tech activities
• A fun & dynamic environment and freedom to be creative
• Modern office with a flexible, relaxing zone
• Performance bonus (up to 2-month salary)
• Performance review 2 times/ year
• Extra Premium Healthcare & Annual Health-check
• 15 days of annual leave

Working time:
Monday – Friday (9 AM - 6 PM)

Locations:
We welcome you to our offices in Vietnam (Ho Chi Minh City, Da Nang City), choose the location that suits you best and join us on a journey of innovation and excellence. If you are based in Can Tho or Ha Noi, remote work options are also available.

According to Decree No.13/2023/ND-CP on protecting personal data ("PDP"), Gradion Vietnam applies the "Personal Data Processing Agreement" to all candidates to ensure compliance with the decree. By submitting your application to Gradion Vietnam, you agree to allow us to process your provided information in accordance with the Personal Data Processing Agreement that you have carefully read, understood, and agreed to in its entirety at Link.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.