Remote Core Platform Engineer

Description:

• KOMOJU is the leading cross-border payment gateway for Japan, powering payments for companies like Steam and TikTok.
• The company provides payment infrastructure through developer-friendly APIs for merchants expanding in various markets.
• The role focuses on building and maintaining core backend systems and internal tools to support product engineering teams.
• The work involves a mix of greenfield development and infrastructure stewardship, with responsibilities including designing, building, and maintaining systems using Rust and Ruby on Rails.
• The culture is flat and inclusive, allowing engineers to have a say in product and technology decisions, with a focus on individual ownership and growth.
• The engineering team primarily uses English, and the company offers optional language lessons to promote bilingualism and collaboration.

Requirements:

• Production experience with Rust is required.
• Strong communication skills are necessary to document technical decisions and collaborate across teams.
• A solid grasp of software architecture, design patterns, and maintainability best practices is essential.
• Practical experience with observability practices, including structured logging, metrics, and distributed tracing, is needed.
• A solid understanding of database performance characteristics, including indexing, query patterns, and caching strategies, is required.
• Familiarity with common web security risks and mitigation strategies is necessary.
• Nice to haves include experience with Ruby/Rails, JavaScript or TypeScript, Vue.js, React, Terraform, AWS, or observability tools like Datadog and OpenTelemetry.
• Familiarity with payment systems or financial infrastructure and Japanese language ability are also considered beneficial.

Benefits:

• The company embraces remote work while providing office space for those who prefer in-person collaboration.
• Employees receive 10 days of regular vacation, plus an additional 5 days for summer and 5 days for winter vacation.
• A paid birthday holiday is offered to all employees.
• There is a budget for a self-learning allowance to help employees keep their skills current.
• Language training for Japanese is provided to support employees in their professional development.