Backend Developer (Node.js/Nest.js)

TL;DR

Backend Developer (Node.js/Nest.js) (iGaming): Building and scaling high-load backend services for a proprietary iGaming platform with an accent on financial accuracy, transaction consistency, and reliable integrations. Focus on optimizing PostgreSQL performance, designing maintainable service architecture, and investigating production incidents across payment, wallet, and gaming systems.

Location: Fully remote

Company

hirify.global is a product company developing its own live technological ecosystem and expanding product portfolio for the iGaming industry.

What you will do

• Develop and maintain high-load backend services using Node.js, TypeScript, and NestJS.
• Design REST APIs, modular architectures, and reliable backend integrations.
• Optimize PostgreSQL queries, indexes, transactions, and concurrency for production workloads.
• Build and maintain automated, load, and performance tests.
• Integrate game providers, payment gateways, and other external services while ensuring financial consistency and auditability.
• Own features through implementation, deployment, monitoring, debugging, and production incident resolution.

Requirements

• 4+ years of commercial backend development experience with Node.js and TypeScript.
• 4+ years of production experience with PostgreSQL and relational databases, including strong SQL and performance optimization skills.
• 3+ years of commercial experience with NestJS.
• Strong knowledge of dependency injection, modular architecture, Clean Architecture, REST API design, and software design principles.
• Commercial iGaming experience, including online casinos, sports betting, gaming platforms, wallets, payment systems, or transaction processing.
• Experience with automated testing, high-load systems, production monitoring, code reviews, and incident investigation.

Nice to have

• Experience with AI-powered developer assistants such as Cursor or Claude.
• Experience with Redis, message queues, background jobs, and event-driven architecture.
• Experience with Docker, Kubernetes, CI/CD pipelines, and cloud infrastructure.

Culture & Benefits

• Fully remote work format.
• Negotiable compensation based on experience.
• Modern technology stack and collaboration with a strong engineering team.
• Minimal bureaucracy and AI-powered development tools that reduce routine work.
• Opportunity to contribute to a live proprietary product and expand its portfolio.