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08.03.2021

Middle VoIP Engineer

DataArt
IT

    DataArt is a global software engineering firm. With over 20 years of experience, teams of highly-trained engineers around the world, deep industry sector knowledge, and ongoing technology research, we help clients create custom software that improves their operations and opens new markets. DataArt started out as a company of friends and has a special culture that distinguishes it from other IT outsourcers, such as:

    • Flat structure. There are no “bosses” and “subordinates”.
    • Flexible schedule, ability to change projects, to work from home, to try yourself in different roles.
    • Minimal bureaucracy and micromanagement, convenient corporate services.


    Required Skills and Experience

    • 3+ years of experience in telecommunications (VOIP)
    • Substantial experience with Asterisk framework with AEL scripting
    • Solid knowledge of protocols such as SIP, RTP/SRTP and packet analysis
    • Strong understanding of NAT traversal for media
    • Hands-on experience with Session Border Controllers
    • Experience working with switching and routing protocols
    • Rich experience in Linux administration (RPM-based/DEB-based/Alpine)
    • Experience in Docker-based containerizing technologies
    • Understanding of service-oriented architecture (SOA)
    • Effective communication and analytical skills
    • A systematic approach and analytical thinking


    Additional Competencies

    • Knowledge of third party/open source SIP/WebRTC stacks
    • Experience working with Ansible, Helm, Kubernetes, Terraform
    • Programming on PHP/Python/Perl/Ruby, shell scripting
    • Experience with OpenSIPS soft switch


    DataArt Offers:

    • Professional Development:
      - Experienced colleagues who are ready to share knowledge;
      - The ability to switch projects, technology stacks, try yourself in different roles;
      - More than 150 workplaces for advanced training;
      - Study and practice of English: courses and communication with colleagues and clients from different countries;
      - Support of speakers who make presentations at conferences and meetings of technology communities.
    • The ability to focus on your work: a lack of bureaucracy and micromanagement, and convenient corporate services;
    • Friendly atmosphere, concern for the comfort of specialists;
    • Flexible schedule and the ability to work remotely;
    • The ability to work in any of our development centers.