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Infrastructure Developer - Advanced

COLUMBUS-43209, OH, US
02/13/2021

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Required Skills

programming languages

Company

Infinity Consulting Solutions, Inc

Experience

2 to 4 Year(s)

Job Description

This position involves application software development and integration of VoIP communication features with a carrier grade SIP voice network. Principal responsibilities involve architecture, design and development of enterprise and contact center applications leveraging RTC, SIPREC and other media streams. Our organization has a cloud first stance and development of a full telephony SaaS ecosystem is a priority. As a Voice Infrastructure Developer, you will be responsible for all elements of the SDLC including all integration elements, data models, APIs and SDKs.

Key Responsibilities
·Works as a member of a team developing software solutions in a voice infrastructure
Integration and extension of H323 and SIP communications protocol software
Develop code in the media plane working directly with protocols such as RTP, SRTP and SRTP/DTLS
Participate in the design, implementation and testing of software product.
Participate in design and code reviews.
Handles more advanced technical problems and create solutions that solve business problems
Independently solves technical issues and able to collaborate and contribute ideas
Integrates enterprise components (e.g., reference data, security, messaging) to build larger systems
Fully analyzes problems, design, develop and test the code
Collaborates with multiple teams including engineering, development and operations teams
Requirements:
BS in Computer Science, Electrical Engineering, Computer Engineering or related field or equivalent experience
2 years’ experience in developing telecommunications software, related to H323 and SIP.
Experience developing applications in a VoIP infrastructure
Internals of distributed Operating System (Unix/Linux, Windows)
Knowledge of call recording platforms
Hands-on experience with session border controllers (Sonus/Ribbon preferred)
Understanding of VoIP transport such as H.323, SIP, call admission and control mechanisms, network policy enforcement, integration of applications to a SIP and session management network
Knowledge and experience of the following protocols and platforms: SIP, WebRTC, SIPREC, SDP, RTP, gRPC, REST APIs, Linux
Experience in large scale software development in three or more of the programming languages C++, Java/SIP, Photon, GKP, Springboot, Jules
Experience with the gStreamer framework, c/glib/Gobject, multi-threading, socket programming on UNIX
Experience with SIPREC, SDP and developing SBC interfaces
Experience in system and software security and entitlements (SSO, windows, Kerberos, LDAP, Windows AD)
Modern compute technologies (e.g., virtualization, cloud)
Familiar with Agile development process and automated testing
Experience working across large infrastructure environments and distributed across multiple data centers
Experience in end-to-end systems automation and orchestration
Experience in Systems and Application monitoring systems and instrumentation
Business Knowledge
Proficient in multiple business disciplines/functions strategic directions through technology
Develops mindset for risk and control compliance to departmental and company- wide standards
Works within standards of financial control and budget management
Executes within a client centric environment when working with teams and contributors