Firmware Lead

Key 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

* Experience in C/C++ and have strong experience embedded application development and integration in Linux

* Good in creating unit tests, performing code reviews, optimizing performance and ensuring standards for maintainability  

* Debugging, profiling, and performance optimization skills

Strong programming (Java, C/C++) and troubleshooting skill

Experience on Android telephony, connectivity framework

RIL 

Familiarity and support of PTCRB/GCF certification process.

Knowledge a cellular test equipment and network IOT

IMS/Volte/SMS over IMS/Video calling and SIP signaling – Desired

Knowledge of QUALCOMM tools, QXDM, QRCT, ER & Analysis of logs.

Preferred - knowledge on 3GPP specs and GSM/GPRS/EGPRS/WCDMA/UMTS/LTE/TD-SCDMA standards

You would be part of:

1. Designing/Improvement of new/existing architectures of distributed computing with subcomponents of Unmanned Aerial Systems (UAS).
2. Working/Researching with industrial state of the art sensor systems and modules, and developing drivers (HAL or wrapper) and applications around their usage.
3. Design and implementation of communication protocols between different subcomponents of UAS for distributed computing.
4. Writing Applications and Drivers from the scratch for (embedded)linux based systems.
5. Scripting and automations around work flows of UAS usage.
6. Working with existing sophisticated software stacks of subcomponents of UASs.
7. Working closely with electronics, design and systems teams for architecture development and deployment.
8. Working closely with Flight Controller engineers to do collaborative development of UAVs.

We expect you to be:

1. Experienced in hands-on development of complex embedded systems involving multiple microcontrollers or SoCs.
2. Very good in analytical abilities to be able to do core research and development activities.
3. Able to write low level drivers (wrapper or core) from the scratch.
4. Very comfortable reading and understanding datasheets and reference manuals of microcontrollers, peripherals, sensors etc.
5. Able to understand existing complex embedded software stack written in C/C++.
6. Solid in C.
7. Good in C++.
8. Comfortable with using hardware debuggers.
9. Having Hands-On experience with RTOS concepts like scheduling, threads synchronicity , race conditions etc.
10. Having Solid understanding of interrupt mechanisms.
11. Experienced in working with different hardware protocols like SPI, I2C, UART, PWM, CAN, USB etc.
12. Having Solid understanding of interrupts architecture of ARM based microcontrollers like STM32, LPC etc.
13. Having Good understanding of the concept of bootloaders.
14. Able to multitask.
15. A self-motivated and motivating personality who can work well independently as well as part of a team
16. Having good interpersonal and soft skills who can adapt to the work environment while manifesting a good positive attitude

You are awesome if you are:

1. Experienced in Linux Device Driver development.
2. Having good exposure of working on and understanding of any sensor modules like GPS, LIDAR etc.
3. Experienced in data filtering techniques (Example: Kalman filter)

Relevant experience: 2-3 years

Responsibilities:

1. Should be good at, C, C++, Linux driver development
2. Should have worked in protocol like i2S, SPI, i2C. rf, 6lowpan, Tcp / Ip stack etc..
3. Experience in porting MbedOS , FreeRTOS to different boards is good.
4. Analyzing and enhancing efficiency, stability and scalability of system resources
5. Design, develop, code, test and debug system software
6. Provide post production support
7. Interface with hardware design and development

Requirements:

1. Proven working experience in software engineering
2. Experience in hands-on development and troubleshooting on embedded targets
3. Solid programming experience in C or C++
4. Adequate knowledge of reading schematics and data sheets for components
5. Strong documentation and writing skills

Note: Self-motivated, goal oriented and good analytical skills.

RESPONSIBILITIES AND QUALIFICATIONS

Responsibilities

+ Design, build and maintain low latency, high-performance electronic trading platform components, with a focus on market data, exchange and client connectivity and risk controls.

+ Deliver continuous optimization for latency, scale and resiliency improvements.

+ Participate in system builds for various markets globally, have curiosity and interest in understanding market microstructure details, work closely with engineering, sales and product teams globally for successful delivery of projects.

+ Basic Qualifications

+ Bachelors or Masters degree in computer science or engineering or equivalent experience

+ 5+ years of professional experience developing deterministic high performance, low latency systems in python/C++ (counted in single digit microseconds)

+ Prior experience with FIX and binary exchange connectivity and market data protocols preferred

+ Strong knowledge of object oriented programming, data structures, algorithms and design patterns

+ Critical path analysis, performance optimization and hardware acceleration.

+ Linux systems programming experience including memory management, concurrent programming infrastructure, and the networking stack

+ Experience developing distributed architecture systems and messaging protocols

+ Strong analytical and problem solving skills

+ Comfortable in a fast-paced environment, self-motivated, results driven and commercially focused

Preferred Qualifications

+ Software development in python/C++ in the context of high performance (low- latency, high-throughput) real-time computing.

+ Familiarity with STL and C++11 language extensions, Boost

+ Network programming (sockets, TCP/UDP/Multicast protocols)

+ Multi-threading, concurrent programming

+ Intimate knowledge of compilers, flow of data at hardware level (memory/ caches, buses) + Some experience with FPGA or other hardware acceleration technologies

+ Experience processing large static datasets as well as high volume ticking data sources

+ Over 3 years' experience in Financial industry (Plus)