Напиши текст вакансии для должности "Developer of cloud-native VoIP solutions (OOMA company)". Название компании: "Kelly Services". Расположение: Москва. График работы: Полный день. Опыт работы: От 1 года до 3 лет. Ключевые навыки: 'VoIP', 'SIP', 'Linux', 'Networking', 'Python'

Ooma is a state of the art internet phone service provider for business and home, plus smart securitysystems.As a member of the distributed engineering team, you will contribute to modernizing the Ooma’sexisting technology stack to fully containerized solutions on Kubernetes running on private andpublic cloud platforms.In collaboration with the internal stakeholders, you will be responsible for:• Migration of the existing telephony application suites to Kubernetes on specific cloudservice platforms;• Development of the cloud-native elements of the VoIP service infrastructure;• Prototyping newer technical software concepts; Skills and qualifications2+ years of experience in VoIP solution design and deployment. Linux: Bash/shell scripting, iptables/nftables; Networking:• Solid understanding of the following network protocols: TCP/IP, DNS, HTTP, TLS andVPN approaches and solutions;• Load balancing and proxying in Linux;• Hands-on experience in troubleshooting using Wireshark; Knowledge of and deployment or development experience in VoIP protocols: SIP, RTP; Experience in design of the VoIP solutions with commercial or open source components such as FreeSWITCH, Kamailio, Asterisk. Familiarity with the container ecosystem: engines (Docker, CRI-O etc.); Familiarity with the principles of application design for High availability; The experience using Git and SW version control; The following experience would be a plus:* Container orchestration platforms (Kubernetes, OpenShift etc.);* Familiarity with cloud service platforms such as AWS and OCI;* Using NAT traversal techniques in application design;* IPv6;* FreeSWITCH, Asterisk, Kamailio, OpenSIPS;* Distributed database systems;* System design with message brokers (RabbitMQ, Kafka etc.);* Programming in Python and Go;* Dynamic L3 routing;* Linux resource usage accounting and control, profiling (cgroups, tracing).Strong analytical and problem solving skills.Able to successfully communicate to technical audiences on varying levels of details.English: written and spoken.