Senior Fullstack Engineer (React/Go) — Korea

Location: Seoul, South Korea; hybrid workplace

Company

hirify.global provides commerce tools and services that help video game developers fund, distribute, market, and monetize games, including payment and digital commerce solutions.

What you will do

• Design, build, and maintain full-stack applications powering core products and platforms.
• Develop responsive, high-performance user interfaces with React.
• Build backend services in Go using event-driven architectures.
• Develop scalable microservices in Docker and Kubernetes environments.
• Drive architecture decisions focused on performance, resiliency, and maintainability.
• Monitor, troubleshoot, test, and continuously improve production systems while participating in on-call support.

Requirements

• 5+ years of full-stack development experience.
• Strong proficiency in React and modern frontend development practices.
• Solid backend experience with Go or a similar language.
• Strong understanding of microservices, distributed systems, and event-based communication.
• Experience with cloud infrastructure, Docker, Kubernetes, observability, monitoring, and performance optimization.
• Business-level Korean proficiency is required.

Nice to have

• React Native experience for mobile development.
• Experience in gaming, payments, commerce, AdTech, or offer monetization platforms.
• Experience with Kafka, Redis, AWS, GCP, Azure, ClickHouse, Postgres, or similar technologies.
• Experience with internal platforms or developer-facing tools.

Culture & Benefits

• Collaborative work with engineers, product managers, designers, and QA.
• Participation in technical discussions, code reviews, and knowledge sharing.
• Hybrid work in Seoul.
• Ownership of features from concept through production and ongoing reliability improvements.