Mid-Level Full Stack Engineer

🔥 0 minutes ago

🇩🇪 Germany – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 11%

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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over99

WebsiteLinkedInAll Job Openings

11 - 50 employees

💼 Consulting

📣 Marketing

🎮 Gaming

Consulting • Marketing • Gaming

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

• Build and maintain scalable backend services for player accounts, wallets, games, leaderboards, and core platform features • Develop and optimize Node.js microservices and APIs • Work with distributed systems and event-driven architectures • Build and maintain real-time functionality using WebSockets, Pub/Sub, and messaging systems • Develop performant and interactive web experiences using React • Work with PostgreSQL and Redis to build reliable, high-performance data systems • Collaborate with product managers, designers, front-end engineers, and DevOps to deliver features from concept through production • Monitor and improve system performance, reliability, and scalability • Write clean, maintainable, well-tested code • Contribute to code reviews and engineering best practices • Improve CI/CD, testing, monitoring, and development processes • Investigate production issues and contribute to long-term solutions • Take ownership of projects and features while working with senior engineers on technical direction

🎯 Requirements

• 3–5+ years of professional software engineering experience • Strong experience with Node.js and backend development • Experience building and maintaining APIs and backend services • Good understanding of databases, ideally PostgreSQL • Experience with React and modern front-end development • Familiarity with real-time systems such as WebSockets • Understanding of asynchronous and event-driven architectures • Experience with CI/CD and modern development workflows • Strong understanding of software engineering fundamentals • Ability to write clean, maintainable, and well-tested code • Proactive mindset and willingness to take ownership of work • Comfortable working independently while collaborating closely with a remote team • Experience in crypto or iGaming • Background in gaming, gambling, or iGaming platforms • Experience with Redis, RabbitMQ, or other messaging systems • Familiarity with game networking, animations, or interactive applications • Experience with AWS or other cloud platforms • Experience with Docker, Kubernetes, or ECS • Experience with PixiJS or similar rendering/game frameworks • Experience working with high-traffic or high-throughput platforms

🏖️ Benefits

• Remote-first work environment • Generous holiday allowance • Flexible time off and hours • Performance-related bonus • Competitive salary • Collaboration with a global team • Opportunity to develop technical skills and grow with the company • Meaningful ownership and direct impact • Autonomy, trust, and flexibility