Senior Backend Software Engineer, Voice Squad - Paris - Diabolocom

    Diabolocom
    Diabolocom Paris

    il y a 1 semaine

    Description

    Diabolocom is a leading European provider of AI-first, cloud-based contact centre (CCaaS) and customer experience (CX) solutions that help companies deliver seamless, personalised customer experiences at scale. The platform combines proprietary, purpose-built AI technology for customer service, native telecom infrastructure, and deep CRM integrations to automate tasks, elevate data quality, and empower agents across all customer touchpoints.

    Trusted by 400+ clients, with deployments across more than 60 countries in Europe, North America, South America, and the Middle East, Diabolocom combines the agility of SaaS innovation with carrier-grade voice performance. With eight offices worldwide and more than two decades of experience, the company is committed to advancing customer loyalty and growth through sovereign, intelligent, and scalable communication technology.

    Position


    Senior Backend Software Engineer – Voice Squad.

    About the Voice Squad


    Voice Squad is the software core of our CCaaS telephony. It is responsible for the core technical services that ensure secure, high-performance processing of phone calls on the Diabolocom platform. It manages critical components related to call routing, media stream handling and other voice related services.

    Voice provides information to all parts of the system to help our clients observe agents and their business in general.

    What's next for the Voice Squad?

    • Introduce Telephony as a Service that will be part of Omni-channel as a Service.
    • Perform massive optimization and refactoring to enable faster feature delivery.

    Technical Stack

    • Java
    • PostgreSQL (preferred)
    • VoIP protocols: SIP, SRTP, WebRTC
    • Spring Boot (plus)

    The team currently consists of:

    • 5 backend developers
    • 1 team lead

    What We're Looking For:

    • 10+ years in software development within product-focused companies, with at least 5+ years working extensively in Java.
    • Experience working with relational databases (PostgreSQL preferred).
    • Proficiency in VoIP protocols (SIP, SRTP, WebRTC).
    • Experience with Spring Boot would be a plus.
    • Experience in designing and implementing effective distributed systems. Ability to make architectural decisions and evaluate their impact on system performance, scalability, and reliability.
    • Strong autonomy and leadership potential, with a willingness to grow into a lead role.
    • Comfortable working with and improving an existing codebase.
    • Strong engineering culture, attention to detail, business‑centric mindset.

    What We Offer:

    • A collaborative and multicultural environment with a team that fosters professionalism, values innovation, and encourages knowledge‑sharing.
    • Work on cutting‑edge distributed communication systems in a fast‑growing company, with real opportunities to make an impact.
    • Opportunities to take on new challenges and advance your career.
    • High‑quality IT equipment of your choice.
    • Flexible work arrangements and remote work options.
    • Regular team‑building events.

    Recruitment Process:

    • Intro call with a Talent Acquisition Manager
    • Design interview through screen sharing with our Lead Software Engineer
    • Final interview with Alexander, our Head of Software Engineering

    Seniority level


    Mid‑Senior level

    Employment type


    Full‑time

    Job function


    Engineering and Information Technology

    Industries


    Software Development

    Referrals increase your chances of interviewing at Diabolocom by 2×.


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