Senior Full Stack Engineer, Node.js

🕒 March 31

🇺🇸 United States – Remote

⏳ Contract/Temporary

🟠 Senior

🧑‍💻 Full-stack Engineer

🦅 H1B Visa Sponsor

This company has sponsored H1B visas in the past.

👻 Ghost score 45%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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A5 Labs

WebsiteLinkedInAll Job Openings

51 - 200 employees

🎮 Gaming

🤖 Artificial Intelligence

₿ Crypto

Gaming • Artificial Intelligence • Crypto

A5 Labs is a pioneering company that focuses on data, machine learning, and blockchain technologies to enhance the integrity and fairness of competitive online games. Comprising a team of tech entrepreneurs, AI scientists, and passionate gamers, A5 Labs aims to address the challenges faced by the online gaming industry, including issues related to game integrity and player matchmaking. The company leverages advanced analytics, artificial intelligence, and blockchain platforms to create transparent gaming experiences and ensure fair play for all users.

📋 Description

• Drive technical initiatives across teams to build scalable web applications • Build highly-available and performant gaming applications • Create scalable backend systems for global audiences • Develop MVPs and production-ready solutions for online poker games • Design integration systems with various service providers • Implement robust microservices architecture

🎯 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)

🏖️ Benefits

• 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 team