Senior Ruby on Rails Developer

• Design, develop, and maintain scalable, high -performance applications and services.
  
• Write clean, reusable, and reliable code that supports highly available, high -volume transaction processing systems.
  
• Lead the design and implementation of medium to large -scale software features and projects.
  
• Participate in the full software development lifecycle, including sprint planning, daily standups, estimation, and retrospectives.
  
• Write unit tests and perform code reviews to ensure software quality and maintainability.
  
• Design and develop APIs and SDKs to support external developer integrations.
  
• Create and maintain technical documentation, tutorials, integration guides, and code samples.
  
• Improve performance, scalability, and usability across developer portals and applications.
  
• Collaborate with product, engineering, and cross -functional teams to deliver secure and scalable solutions.
  
• Embed PCI DSS v4.0 compliance requirements into developer workflows, documentation, and integration practices.
  
• Identify opportunities for continuous improvement in engineering processes, developer experience, and platform performance.
  
• Research and adopt new technologies, tools, and development practices when appropriate.
  

Requirements

• Strong hands -on experience with Ruby on Rails development.
  
• Strong PostgreSQL experience, including database design, query optimization, indexing, and performance tuning.
  
• Experience designing and developing RESTful APIs.
  
• Experience building and maintaining SDKs and developer tools.
  
• Strong technical writing and documentation skills.
  
• Experience working in regulated environments such as PCI DSS or similar compliance frameworks.
  
• Solid understanding of software architecture, design patterns, and scalable application development.
  
• Experience conducting code reviews and implementing automated testing practices.
  
• Strong problem -solving and troubleshooting skills.
  
• Excellent written and verbal communication skills.
  
• Ability to work independently and take ownership of projects.
  
• Strong attention to security, performance, and developer experience.
  
• Willingness and ability to learn new technologies, programming languages, and AI -assisted development tools.
  

• Fintech, payments, or financial services industry experience.
  
• Experience with cloud platforms such as AWS, Azure, or Google Cloud Platform (GCP).
  
• Experience building developer portals or technical enablement programs.
  
• Experience working with AI -assisted coding tools such as Claude Code.
  

Benefits

• Fully remote – work from anywhere in the Philippines
  
• Work on secure, mission -critical fintech systems
  
• Collaborative and high -performing engineering culture
  
• Opportunity to influence architecture, developer experience, and platform scalability