Senior Full Stack Engineer

🕒 April 7

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over99

WebsiteLinkedInAll Job Openings

11 - 50 employees

🎮 Gaming

🎲 Gambling

Gaming • Gambling

over99 is a Berlin-based iGaming company that builds next-generation casino products, games, and player experiences. They develop innovative casino games, run marketing and affiliate programs, scale brands, and provide world-class player support and operations. With a focus on bold design, data-driven growth, and owning platforms, over99 aims to shape the future of digital entertainment in the iGaming space.

📋 Description

• Lead backend architecture and design of highly scalable, low-latency distributed systems • Build and optimize Node.js microservices supporting player accounts, wallets, game engines, leader boards, and event-driven features • Ensure performance, reliability, and security of core APIs and services, handling high-throughput transactional workloads • Design and implement real-time communication (WebSockets, Pub/Sub, and event-driven messaging) • Collaborate cross-functionally with product managers, front-end engineers, and DevOps to deliver end-to-end features • Collaborate closely with front-end and product teams to deliver performant, interactive web-based features using React • Implement observability and monitoring to ensure system health and proactive issue resolution • Drive best practices across code quality, testing, CI/CD, and deployment processes • Mentor and guide engineers, contributing to team-wide technical excellence and knowledge sharing

🎯 Requirements

• 7+ years of professional software engineering experience, with a focus on backend engineering • Proficiency with Node.js and building scalable back-end services, including real-time systems (WebSockets, multiplayer sync) • Experience with Databases, ideally Postgres • Solid understanding of performance optimization, rendering pipelines, and client-server architecture • Experience in React for high-performance front-end experiences • Experience with CI/CD pipelines and modern development workflows • Nice-to-Have: Background in crypto or iGaming • Background in multiplayer gaming, gambling, or iGaming platforms • Familiarity with game networking protocols, animations, and physics engines • Experience leading technical initiatives or mentoring engineers • Knowledge of cloud deployment (AWS) and containerized environments (Docker, Kubernetes, ECS)

🏖️ Benefits

• Competitive Salary – We pay top-of-market for top-tier talent • Remote-First Work Environment – Work from anywhere, collaborate globally • Generous Holiday Allowance – Take the time you need to rest and recharge • Flexible Time Off & Hours – We focus on output, not clocking in • Performance-Related Bonus – We reward real impact. Hit goals, share the upside