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Sr. Back-End Developer

Yahoo

$128,250 - $266,875
Nov 9, 2025
Remote, US
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Yahoo! Fantasy Sports is looking for seasoned back-end developers to help define and build cutting-edge sports applications while taking their top-rated sports and fantasy apps to the next level, with a focus on AI-driven innovations.

Requirements

  • 6+ years of Java development experience, including building scalable RESTful APIs which are consumed by user facing mobile/web applications.
  • 6+ years of experience with server-side API programming on Linux, focusing on scalable, high-performance web services
  • Strong fundamentals in object-oriented design, design patterns, data structures, algorithm design, and problem-solving
  • Experience with CI/CD pipelines, containerization (Docker, Kubernetes), and cloud infrastructure
  • Experience in using AI to develop code and solve problems
  • Experience in stream processing systems like Storm, Spark, Flink, Kafka, etc
  • Expertise in highly available distributed data services

Responsibilities

  • architecting and optimizing our Backend-for-Frontend (BFF) API stack in collaboration with our iOS, Android, and web teams
  • Your work will power real-time fan experiences at scale—supporting up to 100K requests per second on NFL Sundays
  • building scalable RESTful APIs which are consumed by user facing mobile/web applications
  • server-side API programming on Linux, focusing on scalable, high-performance web services
  • Experience with CI/CD pipelines, containerization (Docker, Kubernetes), and cloud infrastructure
  • Willingness to participate in an on-call rotation to support critical systems
  • Commitment to well-designed, well-documented code

Other

  • Exceptional analytical aptitude and attention to detail
  • Strong organizational and problem-solving skills
  • Self-motivated, well-organized team player
  • Excellent oral and written communication skills
  • A passion for sports and fantasy sports