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Senior Backend Engineer

DraftKings

Skills

Required

  • object-oriented backend development
  • C# / Java
  • OOP principles
  • design patterns
  • backend system architecture
  • Cloud environments
  • AWS / Google Cloud Platform GCP
  • integration, and performance tests
  • backend services
  • code reviews
  • design reviews

Preferred

  • software development
  • performance tuning
  • The Crown Is Yours As a Senior Backend Engineer, you'll build the high-scale backend systems that power real-time experiences for millions of customers.
  • You'll work alongside passionate engineers, architects, and product leaders who value quality, speed, and impact.

About DraftKings

  • At DraftKings, AI is becoming an integral part of both our present and future, powering how work gets done today, guiding smarter decisions, and sparking bold ideas.
  • It’s transforming how we enhance customer experiences, streamline operations, and unlock new possibilities.
  • Our teams are energized by innovation and readily embrace emerging technology.
  • We’re not waiting for the future to arrive.
  • We’re shaping it, one bold step at a time.
  • To those who see AI as a driver of progress, come build the future together.
  • From day one, you'll ship production-ready code, deliver features with speed and consistency, and own services end-to-end in a fast-moving, always-on environment.

Responsibilities

  • Your ideas will shape what comes next and your growth won't slow down.
  • You'll Do Design and develop scalable back-end systems and APIs that power high-impact applications used by a large, engaged user base around the clock.
  • Deliver production-ready code, driving forward new features and capabilities in a 24/7 sports betting environment.
  • Prioritize agility and scalability equally to support rapid product rollouts while ensuring systems are built to pivot and perform at scale.
  • Own the full software development lifecycle, from initial design through long-term maintenance, performance tuning, and reliability improvements.
  • Triage, investigate, and resolve production issues with urgency, contributing to a culture of continuous improvement and operational excellence.
  • Ensure all components are built to withstand high volume and real-time demands, optimizing for speed and efficiency.
  • Collaborate cross-functionally to align technical execution with product goals, mentoring peers and driving quality standards across the team.

Requirements

  • You'll Bring Bachelor's degree in Computer Science or any relevant combination of education, experience, and training.
  • At least 3 years of professional experience in object-oriented backend development using languages such as C# or Java, with deep knowledge of OOP principles, design patterns, and backend system architecture.
  • Proven success designing and building scalable distributed systems in Cloud environments such as AWS or Google Cloud Platform (GCP).
  • Advanced proficiency in writing and maintaining automated test suites, including unit, integration, and performance tests, for large-scale backend services.
  • A demonstrated ability to mentor and grow other engineers through code reviews, design reviews, and collaborative debugging. #LI-TK1 #LI-REMOTE Join Our Team We’re a publicly traded (NASDAQ: DKNG) technology company headquartered in Boston.

As a regulated gaming company, you may be required to obtain a gaming license issued by the appropriate state agency as a condition of employment. Don’t worry, we’ll guide you through the process if this is relevant to your role.