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iOS Engineer

Role overview

Qualifications

  • Bachelor's degree in Computer Science or similar
  • At least 1 year of experience building iOS applications in Swift
  • Familiarity with architecture patterns like MVC or MVVM
  • Solid understanding of API integration and state management

Responsibilities

  • Contribute to the development of high-quality iOS applications
  • Write clean, maintainable code using Swift and SwiftUI
  • Collaborate with product managers, designers, and engineers
  • Assist with integrating APIs and optimizing app performance

Key facts

Hard skills

Other skills

  • Collaboration
  • Detail Oriented
  • Communication

About the company

DraftKings logo

DraftKings

  • Gambling & Betting
  • Large
  • 1,001–5,000
DraftKings Inc. is a digital sports entertainment and gaming company created to fuel the competitive spirit of sports fans with products that range across daily fantasy, regulated gaming and digital media. Headquartered in Boston, and launched in 2012 by Jason Robins, Matt Kalish and Paul Liberman, DraftKings is the only U.S.-based vertically integrated sports betting operator. DraftKings is a multi-channel provider of sports betting and gaming technologies, powering sports and gaming entertainment for operators in 17 countries. DraftKings’ Sportsbook is live with mobile and/or retail betting operations in the United States pursuant to regulations in Arizona, Colorado, Illinois, Indiana, Iowa, Michigan, Mississippi, New Hampshire, New Jersey, New York, Oregon, Pennsylvania, Tennessee, Virginia, West Virginia, and Wyoming. DraftKings’ daily fantasy sports product is available in 7 countries internationally with 15 distinct sports categories. DraftKings is the official daily fantasy partner of the NFL, MLB, NASCAR, PGA TOUR and UFC as well as an authorized gaming operator of the NBA and MLB, an official sports betting partner of the NFL, an official betting operator of PGA TOUR and the official betting operator of UFC. Launched in August 2021, DraftKings Marketplace is a digital collectibles ecosystem designed for mainstream accessibility that offers curated NFT drops and supports secondary-market transactions. DraftKings also owns Vegas Sports Information Network, Inc. (VSiN), a multi-platform broadcast and content company.

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Job description

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.

The Crown Is Yours


As a Mobile Engineer, you'll shape the future of our iOS experience by building features that reach millions of users. You'll collaborate across Design, Product, and Analytics teams to deliver reliable, scalable, and high-impact solutions. Your contributions will directly drive user engagement and influence the evolution of our mobile platform. This is a chance to work on one of our highest-visibility products, central to our long-term growth and innovation strategy.

What You'll Do

  • Contribute to the development of high-quality iOS applications that deliver engaging user experiences.
  • Write clean, maintainable code using Swift and SwiftUI, following established patterns and practices.
  • Collaborate with product managers, designers, and engineers to build new features from concept to release.
  • Assist with integrating APIs, managing data, and optimizing app performance.
  • Participate in code reviews and testing to maintain a high standard of quality.
  • Leverage AI coding assistants and agents to support development, testing and code reviews, while ensuring code quality and taking ownership of the final output.
  • Learn about and apply modern iOS development tools, techniques, and trends.
  • Work with your team to troubleshoot issues and improve reliability.


What You'll Bring

  • Bachelor's degree in Computer Science or any suitable combination of education, experience, and training.
  • At least 1 year of experience building iOS applications in Swift.
  • Familiarity with architecture patterns like MVC or MVVM, and core principles such as OOP and design patterns.
  • Solid understanding of API integration, data persistence, and state management.
  • Eagerness to learn CI/CD, automated testing, and mobile release processes.
  • Strong attention to detail and a commitment to writing clean, maintainable code.
  • Interest in adopting AI-assisted development workflows. Experience with tools such as Claude Code or Codex is a plus.
  • Effective communication skills, a collaborative mindset, and a passion for building intuitive, user-focused mobile experiences.

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.

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