Senior Software Engineer, Platform Services (Ecommerce)

TL;DR

Senior Software Engineer, Platform Services (Ecommerce): Architecting and building the scalable backbone of a global platform powering e-commerce, subscriptions, user management, and content delivery with an accent on reliability and scalability. Focus on designing robust APIs, optimizing backend logic, and ensuring fault-tolerant systems using modern technologies.

Location: Hong Kong or San Jose, California

Company

hirify.global combines technology and play to deliver fun, social, and interactive experiences powered by natural body motion, encouraging kids and adults to move more, play more, and have fun together.

What you will do

• Design, build, and operate scalable backend services for e‑commerce, subscriptions, accounts, device activation, content delivery, support, analytics, and system updates.
• Build services that are reliable, fault‑tolerant, and highly observable, with strong monitoring, logging, and alerting.
• Develop robust APIs and backend logic using contemporary languages and runtimes (primarily Node.js, Python, and Go).
• Implement and optimize authentication flows, including OAuth and device authentication.
• Use cloud and container technology for deployment, scaling, and service management.
• Guide and collaborate with a mission‑aligned external engineering team.

Requirements

• 5+ years building backend services for high‑traffic products.
• Proven experience running highly observable services in production using Docker and Kubernetes.
• Experience with distributed systems, big data workflows, and database optimization across NoSQL and PostgreSQL.
• Deep understanding of data consistency principles, safe operation design, and concurrency control.
• Ability to lead troubleshooting and postmortems during production incidents.
• Ability to work effectively with global teams across time zones.
• Proficiency in English communication.

Nice to have

• Experience with authentication patterns including OAuth and device flows.
• Experience building fault‑tolerant systems using queues and service-based or microservices architectures.
• Expertise with real‑time data streams and messaging tools such as Apache Kafka, SQS, or Pub/Sub.
• Familiarity with Firebase and Supabase.
• Knowledge of privacy, compliance, and information security best practices.
• Experience in startups, high‑growth environments, or consumer product companies.

Culture & Benefits

• Competitive compensation package.
• Flexible working hours and vacation policy.
• Product-driven culture that treasures talents and individual growth.
• Front-row seat and hands-on experience with cutting edge technologies in the evolving gaming field.