Senior Full Stack Engineer(Node.js) (Remote)

Location: San Jose, California, US
Recruiter: A5 Labs
Date posted: Wednesday, October 22, 2025

 

Job Description:
About the Role

We're building cutting-edge AI-driven experiences that redefine industry standards in online gaming. As our Senior Full Stack Engineer, you'll drive technical initiatives across teams to build scalable web applications, in-app solutions, and integrations that power our innovative gaming platform. 80% of our work will be focused on the backend solutions.

What You'll Build

- Highly-available and performant gaming applications
- Scalable backend systems for global audiences
- MVPs and production-ready solutions for online poker games
- Integration systems with various service providers
- Robust microservices architecture## Required Skills- 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, Rabbi ... tMQ, Kafka)
- High-load and concurrent systems
- Microservices and distributed systems
- Security best practices

Nice to Have- DevOps and CI/CD pipelines
- Cloud platform expertise (AWS, Cloudflare)
- Background in real-time multiplayer gaming or high-concurrency/high-load applications## About UsAceGuardian at A5 Labs combines gaming expertise with AI technology to revolutionize both gaming and real-world problem-solving. Our team focuses on building advanced AI agents through reinforcement learning, game-solving, fine-tuning, and planning, tackling challenges like anti-cheat detection and optimal gameplay.## What We Offer- Remote-first environment
- Opportunity to work on innovative AI projects
- Collaboration with experts in AI and game development
- Flexible work environment
- Career growth in a fast-growing company
- Supportive and dynamic teamReady to help build the future of AI-powered gaming technology? Join us in creating resilient, scalable systems that power the next generation of online gaming experiences. We'd love to hear from you!

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Apply for this job on A5 Labs