
Requirements:
- Very good programming knowledge in C/C++
- Experience in Multi-threaded software development
- Understanding of operating systems concepts, system performance, and optimization
- Familiar with working in an Embedded Linux development environment.
- Excellent problem-solving/debugging skills, design, development, troubleshooting, and debugging
- Knowledge of embedded tools like emulators, linkers, makefiles, etc
- Experience in voice applications development, preferably on client/server platforms
- Knowledge of RTOS programming will be added advantage.
- Understanding of different processors. microcontrollers architectures.
- Familiarity with development tools such as GCC, GDB, Eclipse, GNU Make, etc

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Job Title: Embedded Firmware Engineer (RF Focus)
Location: Gurgaon, Haryana (On -site)
Employment Type: Full-Time
Experience: 3-5 years
We’re hiring an Embedded Firmware Engineer (3–5 yrs) with strong experience in Sub-GHz RF, LoRa/LoRaWAN, and IoT systems. The role focuses on firmware development, RF communication, and secure telemetry.
About Aaizel Tech
Aaizel Tech is a pioneering tech startup at the intersection of cybersecurity, AI, geospatial solutions, and more. We drive innovation by delivering transformative technology solutions across industries. As part of our dynamic team, you'll gain hands-on experience and learn from experts who are dedicated to pushing the boundaries of what's possible.
Responsibilities
• Develop firmware for STM32 (WL/H/L/F series)
• Design & implement Sub-GHz RF (403/433/868/915 MHz) systems
• Work on LoRa PHY/MAC & LoRaWAN stack (OTAA/ABP, uplink/downlink)
• Perform RF testing & debugging (RSSI, SNR, range testing, SDR/spectrum tools)
• Implement secure communication (AES-128/256, CRC/SHA)
• Develop drivers: UART, SPI, I2C, ADC, DMA
• Work with FreeRTOS (tasks, queues, ISRs, low power)
• Build communication stacks: RS485/Modbus, RS232, MQTT, TCP/IP, UDP
• Implement bootloader & OTA updates
• Debug using SWD/JTAG, logic analyzer, DSO
• Optimize for performance, power, and RF reliability
Requirements
• 3–5 years in embedded firmware + RF systems
• Strong in Embedded C, STM32CubeIDE, HAL/LL
• Hands-on with LoRa/LoRaWAN & Sub-GHz communication
• Understanding of RF fundamentals (link budget, interference, antennas)
• Experience in secure communication (AES)
• Good knowledge of FreeRTOS & industrial protocols (RS485/Modbus)
• Strong debugging skills (firmware + RF)
• Basic hardware/RF PCB understanding
Good to Have
• Experience with ChirpStack / TTN
• Knowledge of FSK/GFSK
• RF certification exposure (CE/FCC/ETSI)
How to Apply
• Please submit your resume, portfolio, and a cover letter outlining your relevant experience and how you can contribute to Aaizel Tech’s success.
Education : B.Tech / M.Tech only
MANDATORY CRITERIA:
- It's a Contractual role for a particular project ongoing in the company, duration will be 1 year or may exceed as per the project requirement, After that the candidate will be kept on permanent role.
- The candidate will be on company's payroll only.
- Candidate should be comfortable for directly visiting and working with client's place.
- Immediate to 15 days joiner preferred
- 3 to 5 years of hands-on experience in Linux Device Driver development
- Strong experience with Linux kernel programming & memory management
- Experience with Zephyr OS / device driver model (porting bare-metal drivers).
- Familiarity with RTOS linux kernel internals and hardware protocols (They mainly use AXI protocol, i2c, spi).
- Strong knowledge of PCIe and DMA drivers
- Proficiency in C / C++ programming languages
- Experience working with hardware interfaces/protocols (AXI, I2C, SPI)
REQUIRED SKILLS:
- Proven experience in developing Linux Device Drivers.
- Preferred experience in Zephyr (need to port bare metal drivers to zephyr OS/device driver model).
- Strong knowledge of PCIe and DMA drivers (Good to know Xilinx's IPs like AXI-DMA, XDMA etc).
- Expertise in Linux Memory Management.
- Proficiency in C/C++ programming languages.
- Preferred familiarity with real-time operating systems (RTOS), linux kernel internals and hardware protocols (They mainly use AXI protocol, i2c, spi).
Immediate to 15 days joiners are preferrable we need to close it asap.
Required Skills:
- 4+ years of experience in embedded software development.
- 2 - 4 years of hands-on experience in C/C++ programming.
- Knowledge of TCP/IP internals and common network protocols such as DHCP, DNS, IPV4/IPV6, NAT
- In-depth knowledge of Layer 2 and Layer 3 protocols (Ethernet, IP, TCP/UDP, MPLS, BGP, OSPF)
- In-depth knowledge of RDK-B architecture, TR-069/TR-181, and networking stacks
- Work on TR-069, TR-181 data models, and DOCSIS / DSL / GPON technologies
- Experience and knowledge on IEEE802.11/Wi-Fi protocols such as WPA, RADIUS, WPS, 802.11n/ac/ax/be, mesh networking
Please go through with the below mentioned job description
Position title: Firmware Engineer
Experience: 6-12 years
Notice Period: 0-30 days
Location: Bangalore(Sarjapur)
Role type: Permanent
About the role
Experience in Firmware/Software programming in embedded Linux & RTOS based application development. Candidate must have a very good understanding of ARM processor, hardware and custom board or product development experience.
Roles and Responsibilities:
Design, code and integrate software for an embedded Linux/RTOS targeted application(applications, drivers, framework)
Customization, deployment and maintenance of Linux distribution
Interact with Linux kernel, integrate new device drivers Improvement and maintain existing software components
Perform unit test, Integration test, verification and validation of the product developed.
Assist with the hardware design surrounding the processor
Document the projects according to standards (protocols, architecture, technical specifications, etc.)
Specific skills:
Expert in C programming with RTOS.
Hands-On experience with Protocol development.
Nice to have Protocol development experience such as USB or DP, HDMI or equivalent.
System level design and understanding of overall system
Strong knowledge of Linux, ARM processor architecture with SOC, FPGA interface is a plus.
Hand-on experience on Linux kernel and device-driver development and debugging.
Knowledge/Experience of TCP/IP, Network programming.
Ability to write effective and reusable code according to best practices.
Must be a dynamic, autonomous, and team-oriented individual.
Knowledge of hardware and low-level development is an asset
Please provide below mention details:
No. of years of working experience in Embedded Linux -
Protocol stack development Exp, any specific protocol worked on -
Relevant Experience:
Official Notice Period 30/60/90 Days:
Date of Resignation:
Serving Notice Period and Last Working Day:
Current Company:
Current Location:
Work Location:
Current CTC(fixed,variable):
Expected CTC(fixed,variable):
Interview Availability:
Any Offer:
Relocate to Bangalore(Sarjapur):
company name
company location
date of joining
Embedos is looking for super heroes, who can help us succeed in our endeavour of becoming a beacon for providing problem solving Industrial IoT Solutions.
Location: MUMBAI
VACANCY: 3 - 4
Embedos makes Controllers –Interface devices and cloud based Software solutions for Remote Monitoring and Control, Industry 4.0 Applications.
We are looking for Engineering super heroes, who have a flare and interest in Core hardware / firmware / embedded software/ Networking and web technologies.
We would want engineers who have wide interests and want to work on multiple specializations. Functions in the embedded domain
• Hardware design small signal /Tele communication/interface electronics/Digital /Latest Microprocessors STM , ESP ,interfaces , I2C, SPI / Peripherals / Schematics /PCB Routing
• Programming languages for embedded devices respective IDEs s, debugging systems
• RTOS, Real time programming concepts.
• Linux Kernel programming, peripheral drivers.
• Communication protocols like Modbus, CAN, OPC other industrial protocols.
• Open source software, documentation, versioning systems.
• Web technology, Web applications, Networking technology, Cloud Interfacing.
We invite you to come and join in our Core team to make this endeavour a success and share the rewards.
Embedos is looking for Super Heroes to work on cutting edge technology involving interfacing IoT enabled Firmware, cloud computing software, generating exciting user interfaces, developing API’s, designing web app architectures, deploying re - usable code and the works.
Roles and Responsibilities:
- Strong experience with programming microcontrollers like Arduino, ESP32, and ESP8266.
- Experience with Embedded C/C++.
- Experience with Raspberry Pi, Python, and OpenCV.
- Experience with Low power Devices would be preferred
- Knowledge about communication protocols (UART, I2C, etc.)
- Experience with Wi-Fi, LoRa, GSM, M2M, SImcom, and Quactel Modules.
- Experience with 3d modeling (preferred).
- Experience with 3d printers (preferred).
- Experience with Hardware design and knowledge of basic electronics.
- Experience with Software will be preferred.ss
Detailed Job role (daily basis) done by the IOT developer.
· Design hardware that meets the needs of the application.
· Support for current hardware, testing, and bug-fixing.
· Create, maintain, and document microcontroller code.
· prototyping, testing, and soldering
· Making 3D/CAD models for PCBs.
Job Responsibilities
Responsibilities for this position include, but are not limited to, the following.
Understand requirements and create low-level design using UML
Develop embedded software as per defined software requirements
Software integration & testing
Background & Skills
Education:
B.E/B. Tech/M.Tech/Master (Electronics/Telecommunications/Computers Science)OR equivalent
Experience & Attributes:
2-8 years’ experience in Embedded system software design, development, and testing.
Excellent communication skills, spoken and written English
Must have specialized knowledge :
· Embedded C
· Electronics
· RTOS
· Knowledge of Microcontrollers (RISC, CISC)
· CAN Communication & Protocols like UDS, KWP2000, CANopen and J1939
· MISRA standard - 2000/MISRA 2012
· SDLC, Agile Scrum
· Static analysis & Tools like LDRA or QAC or Vector cast
· Change Management & Tools like JIRA/VSTS
· Version control & Tools like SVN/GIT/Clearcase
· Traceability management & Tools like Reqtify or equivalent
· Design methodologies - like UML
· Software Test Life Cycle
Specialized knowledge – Will be Preferred
· Functional Safety life-cycle & Management - Applies to software design & development
· Safety standards like - IEC-61508, ISO-26262, ISO-25119, ISO-13849
Key Tasks and Responsibilities
· Software requirement specification writing
· Creating design for assigned modules
· Implementing the code for assigned requirements
· Perform unit testing
· Perform peer reviews or inspection of software work products
· Support testing team on defect analysis
· Adhere to Quality processes
C/C++ Developer
We’re doing things no one has ever done. From developing game-changing technology and solutions to
helping the world’s top brands connect like never before, every day brings new challenges and opportunities
to innovate. We offer the chance to make your mark on something awesome.
What are we looking for?
Strong C/C++ programming and debugging skills in a Linux environment.
Experience with Design Patterns, ACE Framework, and Socket Programming.
Experience in Multi-threaded software development for Multicore Architectures.
Experience in VOIP application development, preferably on client/server platforms.
Understanding of system performance and scaling
Experience in embedded software development
Excellent problem solving/debugging skills design, develop, troubleshoot and debug
Software programs for databases, applications, tools, networks etc.
Requirements:
Bachelor's degree in Computer Science or related field or equivalent experience.
3-6 years of software engineering or related experience.
Location: Bangalore/Hybrid Model










