Mid-Senior Backend Developer (#68)

Job Title: Senior Software Engineer (PHP/Symfony) Location: Remote – Latin America (Working Spanish Hours) Type of Contract: Contractor | Remote Salary Range: $3,000 - $4,000 USD/month Language Requirements: Professional English and Native Spanish We are seeking a skilled Senior Software Engineer with strong experience in PHP, Symfony 6.4, and modern software architecture to join our client's growing team. You will play a key role in designing, building, testing, and deploying dynamic web applications using scalable, maintainable engineering practices. Your work will directly impact software quality, delivery speed, and the reliability of business-critical systems. Key Responsibilities - Design and develop dynamic web applications using Symfony 6.4, PHP 8.1, and NodeJS v22. - Apply established design patterns, development best practices, Domain-Driven Design, and Hexagonal Architecture in solution design and implementation. - Produce clear technical documentation, including code documentation, architecture diagrams, and solution flow diagrams. - Build and maintain integrations and event-driven workflows using AWS Lambda, AWS SNS, and AWS SQS. - Write and optimize queries for MariaDB, Redis, and NoSQL databases such as MongoDB, while leveraging modern ORM tools like Doctrine or Eloquent. - Develop, run, and maintain automated tests, including unit, integration, UI, and REST API automation using PHP Unit and Playwright. - Support CI/CD pipelines and deployment processes to ensure smooth development, testing, and release cycles across the project infrastructure. Must-Have Qualifications - Proven experience using established software design patterns and engineering best practices in production environments. - Strong knowledge of Domain-Driven Design and Hexagonal Architecture. - Demonstrated experience developing dynamic web applications with Symfony 6.4. - Proficiency in PHP 8.1 and familiarity with key third-party libraries, frameworks, and development tools. - Hands-on experience with AWS Lambda and AWS SNS/SQS. - Practical experience with NodeJS v22, OpenSearch, Docker, and modern ORM systems such as Doctrine or Eloquent. - Strong testing background, including PHP Unit, unit and integration testing, code quality improvements, and Playwright-based UI and REST API automation. Preferred Qualifications - Experience improving application performance, maintainability, and overall software quality through refactoring and optimization. - Familiarity with event-driven and distributed system design. - Experience working in teams with established CI/CD and deployment processes. - Exposure to cloud-native development and containerized environments. - Ability to communicate technical concepts clearly through written documentation and diagrams. Originally posted on Himalayas