Senior Frontend Engineer

The Senior Frontend Engineer leads the development of seamless, high-impact user experiences across customer-facing products. The role owns key aspects of frontend architecture, drives performance improvements, and shapes technical direction across teams. Collaborating with engineers, designers, and product managers, the engineer turns complex challenges into scalable, reliable solutions that power millions of user interactions.

• Design and develop performant, scalable frontend systems for real-time, high-traffic applications.
• Take ownership of core frontend architecture, advocating for and implementing best practices in code quality, performance, and accessibility.
• Ship production-grade code that enhances user flows, improves speed, and strengthens cross-platform stability.
• Lead design and code reviews, mentor junior engineers, and promote a culture of technical excellence.
• Collaborate across teams to translate business needs into intuitive, impactful features.
• Drive improvements in design systems, tooling, and frontend infrastructure to support long-term growth.
• Investigate and resolve complex bugs and performance bottlenecks across browsers and devices.

• At least 3 years of professional experience building modern frontend applications using frameworks such as React, Vue, or Angular.
• Strong expertise in JavaScript, HTML, and CSS, with deep knowledge of browser behaviours and rendering performance.
• Solid understanding of object-oriented programming, software design principles, and data structures and algorithms.
• Proven experience delivering performant, responsive, and accessible interfaces at scale.
• Proficiency in writing and maintaining test suites for frontend applications, including unit, integration, and end-to-end tests.
• Strong collaborator with experience mentoring teammates and leading technical discussions.
• Ability to break down complex problems, make data-informed decisions, and thrive in a fast-paced environment.
• A mindset focused on user impact, maintainability, and continuous improvement.
• Good level of verbal and written English for clear communication within a global team.
• May be required to obtain a gaming licence issued by the appropriate state agency as a condition of employment.

• Remote

DraftKings is a publicly traded (NASDAQ: DKNG) technology company headquartered in Boston. As a regulated gaming company, DraftKings may require employees to obtain a gaming licence issued by the appropriate state agency as a condition of employment, and it guides employees through the process if relevant. AI is becoming an integral part of DraftKings' present and future, powering how work gets done, guiding smarter decisions, and sparking bold ideas.