Senior Backend Engineer

Sorry, this job was removed at 02:13 p.m. (UTC) on Tuesday, Sep 16, 2025
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Hiring Remotely in Bulgaria
Remote or Hybrid
Digital Media • Gaming • Information Technology • Software • Sports • Esports • Big Data Analytics
The Crown Is Yours
The Role
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 Senior Software Engineer, you'll be part of one of our multidisciplinary teams where you'll work closely with tech leads, product managers, and software architects. The Daily Fantasy Sports team drives DraftKings' original product with year-round sports contests, focusing on innovation, scalability, and operational excellence. You'll be a valuable contributor to our processes and decision-making, so when we build new features, we can ensure scalability and availability of the entire platform.
What you'll do as a Senior Software Engineer
  • Build scalable, highly reliable, and fault-tolerant solutions, continuously improving systems and swiftly responding to adverse behavior.
  • Develop systems and APIs that power a rich set of applications used by a large and passionate group of users every day.
  • Care about agility as much as you care about scalability. We roll out products very quickly and are looking for a team that can pivot at a moment's notice.
  • Maintain the application software throughout the product life cycle.
  • Support production for Incident management and problem resolution.
  • Mentor other engineers through code reviews, design reviews, and over-the-shoulder debugging.

What you'll bring
  • At least 5 years of development experience in object-oriented programming using .NET/C#, building robust and maintainable backend systems.
  • Deep understanding of OOP, design patterns, software architectures, and relational databases.
  • Hands-on experience developing distributed systems in a cloud environment such as AWS, as well as writing and maintaining a comprehensive test suites (unit, integration, performance).
  • Basic experience with modern frontend technologies such as React, jQuery, and TypeScript.
  • Familiarity with observability tools, performance tuning, and operating containerized systems (Docker/Kubernetes) in high-load environments is considered an advantage.

#LI-AA2
#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.

What the Team is Saying

Nir
Ivett
Mincho
Kalina
Michelle
Sarah
Nate

DraftKings Compensation & Benefits Highlights

  • Parental & Family Support Company materials highlight 14 weeks of fully paid parental leave globally along with adoption/fostering support, fertility coverage (Progyny), childcare assistance (Care.com), and lactation resources. Feedback suggests these programs provide meaningful, inclusive support for families at different stages.
  • Wellbeing & Lifestyle Benefits Health coverage with day-one eligibility is complemented by Lyra therapy/EAP, Calm, wellness programs, and fitness reimbursement, with some offices offering on‑site amenities. Feedback suggests this breadth enhances everyday wellbeing beyond standard medical plans.
  • Retirement Support A 401(k) plan with employer match and financial‑planning tools are included as core benefits. Feedback suggests retirement matching offers stable long‑term value within the total rewards mix.

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The Company
HQ: Boston, MA
6,400 Employees
Year Founded: 2012

What We Do

It's simple, at DraftKings, we believe life is more fun when you're in on the action. For that reason, we’re committed to responsibly creating the world’s favorite games and betting experiences. We’re developing the most innovative and entertaining real money products and offers; to forever transform how people experience sports; to be a fully vertically integrated sports betting operator. It's our ultimate goal to build the best, most trusted, and most customer-centric destination for our players. We’re defining what it means to build and deliver the most extraordinary sports and entertainment experiences. Our global team is trailblazing new markets, developing cutting-edge products, and shaping the future of responsible gaming.

Why Work With Us

Here, “impossible” isn’t part of our vocabulary. You’ll face some of the toughest but most rewarding challenges of your career. They’re worth it. Channeling your inner grit will accelerate your growth, help us win as a team, and create unforgettable moments for our customers. Ready to own what’s next?

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Hybrid Workspace

Employees engage in a combination of remote and on-site work.

Our flexible hybrid policy empowers team members to work where they’re most productive—whether at home or in our collaborative offices. We trust our teams to choose what works best for them to thrive and innovate.

Typical time on-site: Flexible
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