Senior Backend Engineer

🕒 December 2, 2025

🏄 California – Remote

🏄 California – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

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Betr

WebsiteLinkedInAll Job Openings

11 - 50 employees

Founded 2022

🎮 Gaming

📱 Media

🎲 Gambling

Gaming • Media • Gambling

Betr is a sports gaming and media company that offers an online sports betting and fantasy sports platform. Co-founded by social media star Jake Paul and Simplebet co-founder Joey Levy, Betr provides a betting experience that focuses on micro-betting, allowing users to place wagers on individual moments of a game. With operations across multiple states in the U. S. , Betr offers products such as Betr Picks for fantasy sports, which allows users to win by predicting player performance stats. The company combines entertainment and simplicity in its sports betting app, catering to both seasoned bettors and newcomers. Betr is also expanding its platform to include a media vertical for combat sports coverage.

📋 Description

• Own integration with sports feed data providers • Build and maintain WebSocket clients for real-time odds and event data • Ingest and normalize data from REST APIs and streaming feeds • Handle data mapping between providers (teams, players, events, markets) • Troubleshoot data quality issues and discrepancies across feeds • Design and maintain Kafka topics and consumer/producer architecture • Monitor and troubleshoot consumer lag issues • Optimize message processing for high-volume, real-time data streams • Manage data flow between microservices (ITC → SBK → Picks) • Work with Redis for caching and performance optimization • Maintain and extend the Market Management System • Build tools for product ops (Retool dashboards) • Implement market settlement logic • Handle market limits and configuration management • Support live market suspension/unsuspension logic • Ensure 99.9% uptime for critical data pipelines • Optimize memory consumption and application stability • Implement monitoring and observability (Datadog) • Debug production issues across distributed systems • Participate in on-call rotation

🎯 Requirements

• 5+ years backend engineering experience with production systems • Strong proficiency in **Kotlin** or **Java** (we use Kotlin primarily) • Deep understanding of **Kafka** (topics, consumers, producers, streaming) • Experience with **distributed systems** and event-driven architecture • SQL and database optimization skills (Mysql, PostgreSQL) • Ability to debug complex issues across multiple services • Strong communication skills for cross-team collaboration • Nice to Have: • Experience with **PHP** (we have some legacy systems) • **WebSocket** implementation experience • **Redis** for caching at scale • Real-time data processing and normalization • **Vert.x** or similar reactive frameworks • Sports betting or gaming industry background • DevOps/infrastructure experience (AWS, Docker, Kubernetes) • Experience with **RabbitMQ** • Retool or similar internal tooling platforms

🏖️ Benefits

• Remote-First: Work from anywhere in Canada