> Djinni

Software Engineer

company:Product

c#.netrest-apisqlsignalrgit

azuredockerci/cdwebrtcreact

englishB2

experience3+ years

> full description

.NET Engineer - Voice/Telephony Platform

Шукаємо .NET Engineer у продуктову команду, яка розробляє платформу для voice communications, call recording та conversation analytics.

Продукт працює з real-time voice communications, обробкою та записом дзвінків, інтеграціями з telephony/contact center системами та CRM.

Для цієї ролі нам важливий сильний досвід із C#/.NET та backend development. Досвід роботи з telephony, VoIP, WebRTC, SIP, UCaaS/CCaaS або іншими real-time communication solutions буде значною перевагою.

Tech Stack

C# / .NET 6+
ASP.NET Core
REST APIs
MS SQL
SignalR / WebSockets
Twilio
WebRTC
React.js / TypeScript
Azure

Responsibilities

Design, develop and maintain backend services using C# / .NET
Develop features related to voice communications and call recording
Work with end-to-end call flows, including call initiation, routing, recording, storage and retrieval
Build and maintain integrations with telephony, communication and CRM platforms
Develop and maintain REST APIs and real-time communication functionality
Work with Twilio, WebRTC, SignalR/WebSockets and related communication technologies
Work with relational databases and optimize data access and application performance
Investigate and troubleshoot issues related to call flows, integrations and real-time communications
Participate in architecture discussions, technical estimations and code reviews
Write maintainable, testable and scalable code
Collaborate with Product, QA and other Engineers throughout the development lifecycle
Contribute to application performance, reliability and scalability

Requirements

3+ years of commercial software development experience
Strong commercial experience with C# / .NET
Good knowledge of ASP.NET Core
Strong understanding of backend and client-server architecture
Experience designing and integrating REST APIs
Experience with relational databases and SQL
Good understanding of asynchronous programming and concurrent operations
Experience with integration-heavy or real-time systems
Understanding of software architecture principles, clean code and common design patterns
Experience with Git and modern development workflows
English - B2 or higher

Strong Plus

Commercial experience in telephony, VoIP, UCaaS/CCaaS, contact center or voice communication products
Experience developing call recording or media processing solutions
Understanding of SIP and RTP
Experience with WebRTC
Experience with Twilio, RingCentral, Microsoft Teams, Zoom, Cisco Webex, Avaya, 8x8, Genesys, Five9 or similar platforms
Experience with WebSockets / SignalR
Understanding of real-time media streaming
Experience troubleshooting network or voice communication issues
Experience with Azure
Experience with microservices or distributed systems
Experience with Docker and CI/CD
Experience with React.js / TypeScript
Experience with transcription, speech-to-text, conversation analytics or AI/NLP functionality