A5 Labs

Senior Full Stack Engineer, Node.js

A5 Labs

contract

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Origin:  • 🇺🇸 United States

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Job Level

Senior

Tech Stack

AWSCloudDistributed SystemsDynamoDBGraphQLGRPCJavaScriptJestKafkaMicroservicesMongoDBNode.jsPostgresRabbitMQRedisTypeScript

About the role

  • Drive technical initiatives across teams to build scalable web applications, in-app solutions, and integrations that power the gaming platform
  • Build highly-available and performant gaming applications
  • Architect and implement scalable backend systems for global audiences
  • Develop MVPs and production-ready solutions for online poker games
  • Create integration systems with various service providers
  • Design and maintain robust microservices architecture
  • Focus approximately 80% on backend solutions and high-load systems

Requirements

  • 7+ years of full stack development exp (3+ years in senior/lead role)
  • Strong Node.js expertise
  • Advanced TypeScript/JavaScript knowledge
  • REST APIs, GraphQL, gRPC, and WebSockets
  • Testing frameworks (Jest)
  • Databases (PostgreSQL, MongoDB, DynamoDB)
  • Caching and queues (Redis, RabbitMQ, Kafka)
  • High-load and concurrent systems
  • Microservices and distributed systems
  • Security best practices
  • DevOps and CI/CD pipelines (nice to have)
  • Cloud platform expertise (AWS, Cloudflare) (nice to have)
  • Background in real-time multiplayer gaming or high-concurrency/high-load applications (nice to have)
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