• Design, build, and deliver scalable, user-facing applications that support mission-critical workflows in a modern cloud environment • Own features end-to-end—from requirements and design through development, testing, and deployment • Collaborate directly with engineers, architects, and stakeholders to translate complex requirements into practical, working solutions • Develop and integrate RESTful APIs and data-driven services across distributed systems • Contribute to front-end development using Angular while supporting backend services in Node.js / NestJS • Debug and resolve issues across the stack, ensuring performance, reliability, and maintainability • Operate with a high degree of autonomy—able to move work forward independently while staying aligned with the broader team • Continuously improve code quality through testing, code reviews, enforcing coding standards and thoughtful design decisions • Bring a builder mindset—focused on delivering real, working software over theoretical perfection • Mentoring fellow developers and encouraging overall team growth • Assisting in the removal of blockers to keep a high velocity within the team

• Full Stack Development: Hands on contribution to code bases. Develop, maintain, and test robust and scalable backend microservice applications and front-end micro UI while ensuring optimal performance and user experience. • Architectural Design: Contribute to the architectural decisions of our software solutions, considering scalability, security, and maintainability. • Collaboration: Work closely with product managers, designers, and other stakeholders to understand requirements and provide technical insights. Peer review code of other developers on the agile team. • Mentorship: Mentor and guide junior developers, fostering their growth and contributing to a collaborative team culture. • Continuous Learning: Stay updated on industry trends, emerging technologies, and best practices to drive innovation within the team.

• Develop and enhance mobile application features for iOS • Collaborate with engineers, product stakeholders, and designers in a rapid development environment • Implement and maintain functionality using Swift • Support backend integrations and related development tasks using Python and PostgreSQL • Participate in fast iteration cycles and feature delivery • Use AI-assisted development tools and coding agents to accelerate implementation • Review designs and assets from Figma when needed • Track tasks and collaborate using Jira

• Design highly scalable, mission-critical brokerage systems for the Japan market. • Develop and enhance the middle- and back-office systems, including gRPC microservices, REST and gRPC APIs, and third-party vendor integrations specific to the Japan market. • Work closely with Alpaca's core teams to enhance and transform the core framework, enabling support for multiple languages, currencies, and markets, with a particular focus on Japan-specific requirements. • Collaborate with tech leads in other regions both synchronously and asynchronously, primarily through Slack and meetings, to align with global teams. • Coordinate in Japanese with local regulators, vendors, partners, and business stakeholders, and translate those requirements into technical specifications for the global engineering team. • Troubleshoot incidents and reported bugs to maintain system integrity and performance. • Participate in on-call rotations and assist with timely engineering projects and production issues during Japan business hours. • Thrive in a global environment, effectively navigating regulatory requirements and building scalable solutions to support Alpaca's expansion in Japan.