We are looking for an experienced Senior PHP Software Engineer with general full-stack capabilities (React) to join a product engineering team building and scaling a high-performance payments ecosystem.

Schedule: Full time, remote
Duration: 6+ months
Client: USA
Start: ASAP
English: Fluent
Domain: Fintech

About the Product
Our client is a US-based fintech company with over 20 years of experience in the market. The core product is a scalable SaaS payments platform designed for SMBs, entrepreneurs, and fintech startups. It provides flexible payment processing across multiple channels. Development is carried out by cross-functional product teams in an agile environment.

Requirements:
- Experience: Minimum 5+ years (Senior) of experience developing complex software applications in an agile environment
- PHP expertise: Advanced proficiency in PHP, with strong understanding of object-oriented design principles and modern PHP patterns
- Laravel proficiency: Extensive experience with Laravel framework; familiarity with other frameworks (e.g., Symfony) is a plus
- Frontend skills: Comfortable building rich web experiences using React; Experience working with Inertia.js for building modern SPA-like applications
- GraphQL & APIs: Hands-on experience designing and consuming GraphQL APIs; strong background with REST/Web APIs; Experience working with Apollo Client (or similar GraphQL clients); Experience with Rebing GraphQL framework.
- Microservices & SaaS: Experience working in microservice architectures and multi-tenant SaaS systems in production.
- Database: Strong SQL skills (especially MySQL), performance tuning, indexing, schema design.
- Code quality & engineering practices: Experience with static code analysis and code quality tools such as PHPStan and SonarQube; Strong focus on maintainable, testable, and well-structured code
- Engineering maturity: Great debugging skills, strong sense of data security and privacy, and ability to deliver robust solutions under uncertainty.
- Communication & Collaboration: Experience working effectively with remote and cross-functional teams without a project manager, strong problem-solving and communication skills; Experience working with JIRA for task tracking, backlog management, and collaboration
- Hands-on experience with agentic AI development tools (AI agents, workflow automation,semi-agentic decisions)
- English level: Upper-Intermediate

Nice-to-Have:
• Experience with cloud environments (AWS, GCP, Azure).
• Familiarity with payment processing systems, PCI compliance, or fintech workflows.
• Experience contributing to system design decisions and performance optimization at scale.
• Experience with Docker, Kubernetes, CI/CD pipelines, and automated testing.
• Familiarity with monitoring and logging tools (e.g., Datadog, New Relic, Logz.io)