Network Software Developer at Sama NextGen Pvt. Ltd. · Bengaluru (Bangalore) · 4 - 8 years · ₹2L - ₹12L / yr · Posted 21 Feb 2024
CJob Description :
Position Name: Network Software Developer
Experience: 4 to 8 Years
Work Mode: Work from Bangalore office (near Bellandur) all 5 days.
Mandatory:
- 4+ years of work experience in Networking domain.
- Highly proficient in C and Linux environment.
- Experience in working on Linux based large code base.
- Hands-on experience in working OpenWrt based router firmware.
- Hands on experience with IP and lower layer networking protocols.
Great to Have:
- Experience in working on Qualcomm and MediaTek chipsets.
- Experience in Linux device drivers and device trees.
- Experience in creating and applying Linux kernel patches.
Shubham Vishwakarma
Full Stack Developer - Averlon
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CC++Key Responsibilities:
- Design, develop and integrate middleware & Wi-Fi software features for Wi-Fi Gateway/Extender products
- Work on RDKB and Prpl platforms for broadband devices
- Utilize tools like Spirent, Ixia, Chariot, Veriwave for traffic generation and analysis
- Perform packet-level analysis using Wireshark, Omnipeek or similar tools
- Collaborate with cross-functional teams to identify, isolate and resolve defects
- Develop and maintain code with high quality and scalability
Must-Have Skills:
- 4+ years hands-on experience in C/C++ programming
- Strong hands-on experience in RDKB, Prpl, Linux, Broadband & Networking
- Middleware design and development experience
- Experience with Source Control tools: Git, GitHub
- Good understanding of Networking Layers L1-L3
- Experience working in Linux and Windows environments
Good to Have:
- Familiarity with Wired Networking - Ethernet
- Knowledge of TCP/IP internals and protocols: DHCP, DNS, IPv4/IPv6, NAT
C++CKey Responsibilities:
- Develop and customize OpenWrt build systems for operator-specific router distributions
- Build high-performance network stacks and middleware for Wi-Fi 6/7 & 5G-FWA routers
- Implement TR-181/USP/TR-369 device management standards for global operators
- Design scalable, modular embedded Linux systems for complex CPE environments
- Debug and resolve critical issues: kernel panics, memory leaks, race conditions
- Collaborate with hardware and product teams to deliver carrier-grade solutions
Must-Have Skills:
- OpenWrt Proficiency: Customizing build systems, package configurations, feeds
- Programming: Advanced C/C++ for resource-efficient, high-performance networking
- Network Stack & Protocols:
- IPv4/IPv6: Dual-stack, DHCPv4/v6, SLAAC, Prefix Delegation, MAP-T/E, DS-Lite
- L2/L3: Linux Bridge, VLAN 802.1Q/QinQ, SoC hardware offloading
- Routing: Multi-WAN, Failover, Policy-Based Routing, IGMP/MLD Snooping/Proxy
- Device Management: TR-181/TR-098 data models, USP/TR-369 experience
- Debugging: GDB, Valgrind, JTAG, Wireshark, Tcpdump
- System Design: Defining software interfaces & integrating cross-platform middleware
Preferred Qualifications:
- Hands-on with Airoha SDKs & MediaTek WiFi drivers
- Familiarity with RDK-B, prplOS, prplLCM
- QoS/QoE: Traffic Shaping - tc, HTB, FQ_CoDEL, DPI, traffic classification for Gaming/VoIP
- Security: Firewall4/Nftables, Iptables, VPN - WireGuard, IPsec, hardware crypto-acceleration
Follow CutshortShubham Vishwakarma
Full Stack Developer - Averlon