Senior PHP Fullstack Engineer

Location: Poland; Serbia; Armenia; Georgia; Moldova; Bulgaria Intetics Inc. , a global technology company providing custom software application development, distributed professional teams, software product quality assessment, and “all-things-digital” solutions, is seeking a highly skilled and experienced Senior Fullstack PHP Engineer to join our dynamic team on a full-time basis. About the Client The client is an established international software company developing a B2B platform that helps organizations manage customer relationships, sales processes, and commercial data more effectively. The company's products combine traditional business software with AI-driven capabilities to help sales teams identify opportunities, prioritize activities, understand customer behavior, and make better data-driven decisions. The platform is designed for complex business environments and integrates with a wide range of existing enterprise systems. Requirements 5+ years of professional software development experience, including strong expertise in PHP and JavaScript. Solid experience with modern PHP frameworks (Laravel, Symfony, or similar). Strong proficiency in JavaScript/TypeScript and modern frontend frameworks (React, Vue.js, or Angular). Experience designing and developing RESTful APIs and integrating third-party services. Strong knowledge of relational databases (MySQL, PostgreSQL), including query optimization and database design. Good understanding of software architecture, design patterns, SOLID principles, and clean code practices. Hands-on experience with AI-powered coding tools such as Claude Code, Cursor, GitHub Copilot, or similar. Ability to use AI coding agents for code generation, refactoring, debugging, test creation, and development automation. Experience reviewing, validating, and improving AI-generated code to ensure quality, security, and maintainability. Experience with automated testing, Git, CI/CD pipelines, and Docker. Strong problem-solving skills, ownership mentality, and ability to work independently. Intermediate English or higher. Nice to Have: Experience with AI-native or agentic development workflows. Familiarity with specification-driven development (SDD) and AI-assisted development practices. Experience with cloud platforms (AWS, Azure, or GCP). Experience developing and maintaining large-scale SaaS applications.