Senior Fullstack Developer (PHP/Vue.js)

Location

Ng. 19 P. Duy Tân, Dịch Vọng Hậu, Cầu Giấy, Hà Nội, Vietnam

Employment Type

Full-time

Senior Full-stack Developer (PHP + Vue.js)

• Full-time

Company Description

SmartDev is an AI-powered software development company headquartered in Vietnam, part of the Verysell Group. We help global businesses deliver faster and build smarter — combining AI-driven development practices with deep expertise across fintech, healthcare, retail, and enterprise technology. Our team of engineers, architects, and AI specialists works across the full stack: from custom software and cloud solutions to generative AI, MLOps, and intelligent automation. At SmartDev, we believe that great architecture and AI-first thinking are a competitive advantage — and we build our teams accordingly.

The company is at a pivotal point in our journey: transitioning from a pure IT outsourcing provider to an AI-enabled solutions partner.

We have over 100 talented employees working both on-site and remote/hybrid at locations:

• Hanoi: Zodiac building, 19 Duy Tan Street, Dich Vong Hau ward, Cau Giay District, Hanoi
• Danang: 81 Quang Trung, Hai Chau 1 ward, Hai Chau District, Danang

Job Description

• Contribute to the full-scale modernization and renewal of a large legacy PHPapplication. - Implement improvements including mobile responsiveness, CSS enhancements, UI/UX refinements, and overall code quality upgrades.
• Work on both backend (PHP) and frontend (Vue.js)development. - Experience with WordPress CMSor theLaravel frameworkis recommended - Follow a disciplined AI-driven development workflow using tools such as ClaudeandCodex, with strong human oversight and validation. - Write and improve tests, documentation, and ensure changes are stable in a complex, not-fully-documented codebase.
• Collaborate closely with Bian (who will provide guidance) and other team members to deliver measurable improvements.
• Identify and implement low-hanging fruit while working toward clear business metrics and ROI.
• Participate in server migration and DevOps-related tasks when required.

Qualifications

What You Bring

• 4+ years of professional PHP development, with at least 2+ years working hands-on inside large legacy codebases. - Solid Vue.jsexperience, or strongReactexperience and a credible plan to pick up Vue.js quickly. - Demonstrated full-stack mindset - comfortable moving between back-end logic, front-end behaviour, and the seams between them.
• Hands-on experience using AI coding tools ( Claude, Codex, or similar) in a structured way - you review, test, and own what the tool produces. - Conversational English — you can discuss technical decisions clearly, understand written requirements, and explain your reasoning to teammates and the client's tech lead.

Bonus Points

• DevOps / SysOpsexperience, particularly with server migrations.- Prior experience modernizing or untangling legacy applications end-to-end.
• WordPress CMS or Laravel framework experience.
• Strong instincts for testing strategy and documentation in large codebases.

Additional Information

• 20 annual leave days alongside Vietnamese public holidays
• Competitive Salary & Bonus
• Lunch Allowance
• Premium Health Care PVI
• Yearly career/ performance evalulation
• A flat organization (respect, teamwork, flexibility, transparency)
• 13th salary bonus/ competitive salary
• Cutting-edge technologies/ Scrum methodology/ Agile development
• Great activities (Team Building, Company Trip, Weekly Happy Friday, …)
• Good work environment and good colleague (parties, holidays, team building activities)

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Job Location

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