Rails / React Lead Engineer

User Trust Squad The squad that makes sure users and regulators trust our systems. They own the integration of KYC controls, provide backend tools to help Operations manage compliance, risk, and fraud. They provide user-facing security features across all applications. Technical Responsibilities Architecture & Development: Design and build scalable web applications using Ruby on Rails and React. Drive technical architecture decisions and establish coding patterns for maintainable, high-quality software. Project Leadership: Lead technical initiatives from discovery through deployment. Scope requirements, evaluate approaches, and coordinate implementation across teams. Quality Assurance: Implement automated testing strategies and maintain code quality through test-driven development practices. Collaboration: Work with cross-functional teams to deliver integrated solutions. Facilitate technical discussions and drive consensus across engineering, product, and business stakeholders. Required Technical Skills Backend Development: Proficiency in server-side languages (Ruby, Python, Java, C#, or C++). Experience with Ruby on Rails, MVC frameworks, and RESTful API design. Frontend Development: Strong experience with modern JavaScript frameworks, particularly React. Ability to build responsive, interactive interfaces with clean component architecture. System Design: Understanding of web application architecture, design patterns, and managing technical complexity. Capable of making informed decisions about system structure. Testing & Quality: Commitment to automated testing as core practice. Experience with unit, integration, and end-to-end testing frameworks. Technical Leadership: Experience leading technical projects through all development phases. Skilled at gathering requirements and building technical consensus. Mentorship: Track record of developing engineering talent through code reviews, pair programming, and technical mentorship. Additional Requirements: Knowledge of Authentication, OAuth integration would be helpful. Work Environment Thrive in a fast-paced startup environment where pragmatic engineering and agile methodologies drive development. We value shipping quality products through smart tradeoffs, clean code, and lean engineering principles. Our culture emphasizes transparency, continuous learning, and collaborative problem-solving.