Position

Technical Lead (network, telco),
Wroclaw

Project Description


Our client is one of the leading providers of telecommunication services and technologies in the World. This new project will be an evolution of our existing product set to provide more features and automation infrastructure to satisfy the requirements for Tier 1 Telcos delivering SBC network element as part of VoIP networks solution.

Responsibilities


    As a Technical Leader of the team building SBC (Session Border Controller) solution you will work closely with architects, significantly contributing into design, being responsible for:
    • Estimating large pieces of work (i.e. Epics)
    • Helping the PO to break down Epics into sensible Stories/Tasks
    • Creating High-Level Designs from an existing System-Level Design
    • Technical ownership and leadership of the software that the team produces including enforcing coding standards, test coverage, design quality, etc
    • Technical review of the code and technical documentation other team members produce
    • Technical mentoring for more junior team members
    • Developing maintainable software (~20+%) of time
    • Contributing into test framework design and test strategy on behalf with test leads, making sure product quality is on the highest level
    • Document the product accordingly

Skills


Must have

    • 7+ years of software development experience
    • 4+ years of experience in C
    • At least 2 years of experience as a technical lead, including:
    o defining architecture and design
    o writing specifications and designs
    o Owning the design and code review processes in the team (or for some product)
    • CI/CD best practices, Testing as part of Development mindset
    • Python
    • Deep understanding of Linux and networking (Low-level Linux networking stack, packaging system, Linux CLI and scripting, IPv4 & IPv6, iptables, network namespaces and socket programming.
    • Previous background in communications software or high education in telecommunications. The following areas are particularly important: VoIP, SIP, DIAMETER, DNS
    • Good written and spoken English

Nice to have

    • Telco experience with VoIP, SIP, SDP and Offer / Answer model, IMS capabilities and flows, Advanced capabilities such as preconditions, early-media and forking, DIAMETER / DNS: including ENUM lookups, SRV & NAPTR
    • Other languages, specifically Python, C++, Rust
    • Achieving high-availability
    • Orchestration and related automation best practice.
    • Networking protocols: TLS, IPSec including usage in SIP IMS-AKA, RTP, SNMP, HTTP and REST APIs, H.248
    • Understanding of scalability and performance best practices including high performance packet processing techniques such as DPDK.
    • Experience with GitLab
    • GNU C/C++ toolchain
    • Virtualization and containerization, Azure Cloud

Languages


English: C1 Advanced

Seniority


Regular

Relocation package


If needed, we can help you with relocation process. Click here for more information.

Work Type


C/C++

Ref Number


VR-58296

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