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Back Office Engineer

Back Office Engineer

Sinch provides a cloud-based, mobile communications platform that removes the complexity of building and maintaining complex communications infrastructures, with simple to integrate SDKs that any developer can use. Sinch has successfully built a real-time communications platform with a talented in-house engineering team that includes some of the top names in the mobile and communications market.

In December 2016, Sinch was acquired by CLX Communications. Publicly listed on NASDAQ in Stockholm, CLX boasts $250M+ annual revenue with a $450M+ market cap and 1000+ enterprise customers. CLX’s mobile communication services enable companies to quickly, securely and cost-effectively communicate globally with customers and connected devices – Internet of Things (IoT).

Together, CLX and Sinch are firmly committed to providing seamless communication in the cloud, and are confident this shared philosophy will enable Sinch to take communications platform as a service (CPaaS) to a new level, providing the highest quality voice, video, SMS, and verification on a global scale.

We are based out of the world’s tech capitals, San Francisco, Stockholm, and London.

The Back Office Engineer role is part of the Back Office team, at the Operation Department. Location for this job is Stockholm.


  • Real-time service monitoring
  • Detect, investigate and troubleshoot traffic, partner/provider issues and escalate when needed
  • B2B support using Zendesk, following priority and lead-times
  • Configure/troubleshoot Sinch backend systems to ensure continues service delivery


  • Completed postgraduate degree or equivalent experience
  • Highly analytical mind-set and willingness to learn and explore new technologies/applications
  • Excellent problem solving, organization and multitasking skills
  • Proficient in one or more of the technologies and tools we use: VoIP, SIP/RTP, SQL, TCP/IP, Zendesk.
  • Fluency in English, written and spoken, is necessary

Personal Qualities

You have a collaborative mind-set and enjoy contributing to a team but also have the ability to work independently when needed. You are eager to learn and use new technologies to improve our technical environment. You are self-motivated and enjoy working in a fast-paced and highly technical environment.

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Workplace & Culture

We value hard work, integrity, and results. If you're a talented, self-starter with a passion for creating great products and a healthy disregard for the rules, then you’ll fit right into the Sinch team! We also like to have fun! From holiday parties to athletic competitions to happy hours, there's no shortage of good times at the Sinch offices across the globe.

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