Havas
Havas
Havas is a global marketing, media and communications network helping organizations shape brands, reach audiences and manage complex communications programs. Its work spans business transformation, brand strategy and design, creative campaigns, media, customer experience, public relations, public affairs, health and wellness communications, sponsorships, events, partnerships, and large-scale content production. Havas also applies data and artificial intelligence through its Converged.AI approach, while developing research and purpose-led initiatives including Meaningful Brands and Prosumer Reports. The network brings together specialists across advertising, consulting, media and communications to support clients with integrated campaigns and corporate communications worldwide.

Senior/Lead PHP Symfony Developer — Havas, Ho Chi Minh City (Hybrid)

Develop secure, scalable Symfony platforms for Ekino, a digital transformation consultancy. This hybrid Ho Chi Minh City contract role covers API design, performance optimization, and engineering mentorship.

Description

  • Build, test, and maintain robust PHP applications aligned with business and technical needs
  • Write clean, secure, maintainable code that follows established standards
  • Partner with cross-functional teams to shape scalable architectures and integration solutions
  • Establish automated testing, code-quality checks, and CI/CD practices
  • Investigate complex performance, integration, database, and production problems
  • Improve application speed through caching, database optimization, and system monitoring
  • Contribute to code reviews, technical designs, and architectural decisions
  • Assess and introduce relevant technologies and engineering best practices
  • Coach team members on solution design and coding challenges
  • Assess team member performance

Requirements

  • At least five years of experience developing PHP 8.x applications with object-oriented programming
  • Practical knowledge of modern architecture principles such as dependency injection, service containers, event-driven design, modular components, and middleware pipelines
  • Strong Symfony experience across versions 5.4 through 7.4
  • Hands-on experience with PHPUnit, PHPStan, PHP CS Fixer, and Sonar
  • Knowledge of web technologies and HTTP, including CORS, headers, authentication, authorization, API standards, and web security
  • Comfort working with macOS or Linux, shell environments, and command-line tools
  • Experience building RESTful APIs, microservices, and API-first solutions
  • Proficiency in performance tuning and caching strategies using Redis and HTTP caching
  • Understanding of application architecture, design patterns, clean code, SOLID, DDD, and CQRS
  • Experience with relational databases, including administration, query tuning, schema design, and data import and export
  • Experience using Docker, FrankenPHP, MariaDB, Redis, and AWS services
  • Familiarity with Jira, Confluence, GitHub, and CI/CD processes
  • Strong written and spoken English communication
  • Proven leadership, teamwork, and problem-solving abilities
  • Exposure to the MuleSoft integration platform is desirable

Benefits

  • Ongoing development through new technologies, challenging assignments, workplace coaching, and training
  • Annual performance assessment with bonus eligibility
  • Defined opportunities for career progression
  • Private health insurance coverage
  • Medical examination
  • Support allowance
  • Company trips
  • Sports clubs
  • Activities that promote work-life balance

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