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Kustomer // SaaS platform for enterprise customer service
Engineering, Full Time    New York City    Posted: Saturday, March 27, 2021
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About Kustomer

Kustomer is the omnichannel SaaS platform reimagining enterprise customer service to deliver standout experiences not resolve tickets. Built with intelligent automation, Kustomer scales to meet the needs of any contact center & business by unifying data from multiple sources & enabling companies to deliver effortless, consistent, & personalized service & support through a single timeline view.

Today, Kustomer is the core platform of some of the leading customer service brands like Ring, Rent the Runway, Glossier, Away, Glovo, & UNTUCKit. Headquartered in NYC, Kustomer was founded in 2015 by serial entrepreneurs Brad Birnbaum & Jeremy Suriel, raised over $173.5M in venture funding, & is backed by leading VCs including: Coatue, Tiger Global Management, Battery Ventures, Redpoint Ventures, Cisco Investments, Canaan Partners, Boldstart Ventures & Social Leverage.

About the Role

Kustomer is looking for an iOS Engineer who is passionate about iOS best practices & building high quality SDKs. We believe in ownership & are looking for people driven to own their work as we grow.

You'll be responsible for:

  • Designing & Building advanced iOS mobile SDKs
  • Writing code in Swift
  • Collaboration in a cross-functional team to design, define, & ship new features
  • Consuming existing APIs & collaborating with team members to define new APIs
  • Writing & performing unit & e2e tests to ensure usability, robustness, edge cases, & general reliability.
  • Ensuring improved application performance & efficiency in both battery & network utilization
  • Continual evaluation, discovery, & implementation of new technologies to maximize efficiency of development
  • May involve handling sensitive personal data

Your qualities:

  • Bachelor Degree in Computer Science or Engineering
  • 2-3 years of iOS mobile development experience
  • Proficient with Swift
  • Experience with Objective-C
  • Familiarity with CocoaPods, Carthage, or Swift Package Manager.
  • Working experience with JSON & REST APIs
  • Experience with handling in-app push notifications
  • Working experience with third-party APIs & Libraries
  • Knowledge of emerging technologies, mobile architectures, & trends.
  • Strong ability to identify & fix performance bottlenecks & deliver code that meets performance goals.

Nice to haves:

  • Experience with cloud testing including AWS DeviceFarm or BrowserStack a plus
  • Experience building iOS SDKs
  • Experience with working with real-time messaging platforms


Kustomer offers an array of benefits including competitive salaries, stock options, 100% healthcare coverage, commuter benefits, & a flexible vacation policy. 

Diversity & Inclusion at Kustomer

Kustomer is committed to bringing together individuals from different backgrounds & perspectives. We strive to create an inclusive environment where everyone can thrive, feel a sense of belonging, & do great work together. 

We are proud to be an equal opportunity employer open to all qualified applicants regardless of race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity or expression, Veteran status, or any other legally protected status.

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