Senior iOS developer

Kyiv, Ukraine


Who are we?

We are #TeamSBTech, an award-winning leading provider of sports betting solutions, and you know us. We have been in this market for 4 years growing, building amazing technology and family. 

And as of April 2020, we combined with DraftKings (Nasdaq: DKNG) – a digital sports entertainment and gaming company known for its industry-leading daily fantasy sports and mobile sports betting platforms.

DraftKings Inc. is a digital sports entertainment and gaming company. It’s simple, at DraftKings, we’re committed to responsibly creating the world’s favorite games and betting experiences. Headquartered in Boston, MA, with offices around the globe, we believe we can continue to define what it means to be a technology company in sports entertainment. We love what we do, and think you will too.

Our technical challenge is Building high throughput API for bet processing based on extensive distributed system. Combining the tough business requirements with wide variety of technological challenges related to scale, low latency processing, high volumes of data.

Our tech stack is .NET Core and microservices approach. From the code perspective – C#/OOP used as our main driver. We will help you learn distributed systems design in high load environments.

Mobile and mobile apps are an area of focus and growth for SBTech and the gaming industry as a whole. We rely on Single-Page Application approach and disturbed system architecture. We are looking for innovative hands-on technologists to help to build the next level of industry disruption. If you like continuous improvement, working close to business, the concept of taking agile principles and methods to its limit by making use of new techniques – then this is the perfect opportunity for you. You could be part of this constant growth and success!

Your role:

  • Development of iOS apps for a platform that handles thousands of concurrent users and Tens of millions monthly operations
  • Working with the product owners and business to develop new features
  • Working in an agile / lean environment
  • Be part of cross-functional Native Mobile Team with end-to-end responsibility for end result


  • Typically, 3+ years’ experience in iOS development
  • Proficient at Swift/Obj-C and iOS SDKs
  • Experience with RxSwift
  • Experience in development of custom controls and custom animations
  • Strong knowledge of different Design Patterns
  • Strong knowledge in OOP principles
  • Experience with Git
  • Experience with JSON, XML
  • Experience in consuming REST APIs
  • Solid debugging and troubleshooting skills
  • Outstanding communication and presentation skills
  • English – High level of communication skills
  • Self-motivating with a proactive “Can do” approach

Nice to have:

  • Ability to show previously developed applications will be considerate as a great advantage
  • Experience in writing testable code in terms of CI and CD (TDD/BDD)
  • Experience with Agile / SCRUM, writing stories and developing in a fast moving environment
  • Experience with JavaScript

Why join our Dream Team?

We love working with talented people but more than that, we seek out compassionate co-workers with a collaborative spirit. Our work moves quickly and we’re great at coming together to find creative solutions to some of tech’s most interesting problems. If that sounds good to you, join us. 

The Company offers excellent benefits

  • Being a part of an international team focused on excellence in product development
  • Competitive remuneration
  • Comprehensive health insurance + gym
  • Team building and fun activities
  • High end modern office facilities
  • Dynamic and friendly work environment
  • Open and transparent communication
  • Long term career growth opportunities
  • Professional growth, extra education opportunities and cross-locations knowledge sharing
  • English classes

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