Sportsbook - Performance Architect

• Define and own the performance architecture for Sportsbook applications, with a primary focus on frontend performance and customer‑perceived latency.
• Establish and maintain performance‑related non‑functional requirements (NFRs) across web, mobile, and platform layers.
• Work with Product, Engineering, and Architecture to ensure performance goals are aligned with business objectives and customer experience.

• Drive best practices for frontend performance including (but not limited to):
• Rendering and hydration strategies
• Asset loading, caching, and CDN usage
• Web performance metrics (Core Web Vitals, TTFB, LCP, CLS, INP, etc.)
• Collaborate closely with frontend teams to review designs, implementations, and technical decisions from a performance perspective.
• Partner with Solution Architects, Platform Architects, and DevOps to identify performance bottlenecks across: Infrastructure, Networking, Cloud and Kubernetes environments, APIs and backend dependencies
• Contribute to architectural decisions and roadmaps to ensure long‑term scalability and performance sustainability.

• Define and promote performance measurement standards, tooling, and dashboards.
• Lead performance analysis, load testing, and capacity planning activities together with relevant teams.
• Participate in incident reviews and root cause analysis, ensuring performance learnings are fed back into architecture and design.

• Act as a performance ambassador across the organization.
• Communicate complex performance topics clearly to both technical and non‑technical stakeholders.
• Mentor teams and help raise the overall performance maturity of the Sportsbook organization.

• Strong experience with frontend performance engineering in large‑scale, high‑traffic systems.
• Solid understanding of:

• Web architectures and modern frontend frameworks
• HTTP, networking fundamentals, caching, and CDNs
• Cloud infrastructure (preferably AWS) and containerized environments (e.g. Kubernetes)
• Experience designing and reviewing systems with performance, scalability, and resilience in mind.

• Proven experience working in architectural or cross‑team technical roles.
• Ability to influence architectural decisions without direct authority.
• Comfortable collaborating with multiple teams and architectural disciplines.

• Excellent communication skills, both written and verbal.
• Ability to explain performance trade‑offs and recommendations clearly to engineering, product, and non‑technical stakeholders.
• Experience working closely with multiple departments in a complex organization.

• Previous Sportsbook, iGaming, or real‑time betting systems experience.
• Experience with high‑availability, low‑latency platforms operating at scale.
• Hands‑on experience with performance tooling, observability, and load‑testing frameworks.

• Work on a mission‑critical, real‑time Sportsbook platform operating at significant scale.
• Shape how performance is designed and delivered across both current systems and future initiatives.
• Collaborate with experienced architects and engineering leaders across multiple domains.
• Make a measurable impact on customer experience and platform quality.
• Fitness-wellness allowance 🧗‍♂️
• Company mobile phone for private use with 100 GB 📱
• Annual HUF devaluation compensation 💡
• Hybrid model: 3 days in the office 🏢 & 2 days from home 🏠
• Private Health Insurance 🩺
• Career development 📈
• Technical and soft-skill training opportunities 🎓
• Breakfast, fruits & lunch 🍎
• Team building events 🥳

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