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We at opexAI strive to make business strategies and provide effective solutions to your complex business problems using AI, machine learning and cognitive computing approaches. With a 40+ years experience in analytics and a workforce of highly skilled and certified consultants, we provide a realistic approach to help you chart an optimal path to success.
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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.
Job Description
Experience: Senior Hardware Engineer 4-7 years
Job Location: Pune
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Mandatory:
- Responsible for safety electronics hardware product from requirement till validation with certification body
- Design experience on Digital circuits, Analog circuits and microcontroller based design
- Experience/exposure on board bring-up testing, prototype testing and troubleshooting.
- Experience/exposure on Circuit simulation tools such as PSPICE, LTSpice and able to perform reviews
- Knowledge of schematic capture tools like Mentor Graphics DxDesigner and able to perform reviews
- Perform MATHCAD calculation (i.e. in excel or tool) based on hardware design and able to perform reviews
- Contributes to electronics hardware related functionality safety reviews
- Designs multilayer boards and worked on board stack up products
- Planning, Design, Analysis, Compliance / Precompliance Testing and Manufacturing of electronic board(s), product(s) with system understanding.
- Works closely with other engineering disciplines (e.g. mechatronics, internal and external industrial engineering, technical sales towards customer) to ensure quality, to fulfill the requirements and to reach target costs.
- Provides life cycle analysis of electronic components and suggest alternate for replacement
- Creates hardware documentation e.g. BOM, design and test specifications
- Performs activities after serial launch, e.g. change and obsolescence management.
- Good understanding of variety of electronic components and their function
- Understanding of PCB layout and able to perform Layout review
Desirable:
- Carryout FMEA/DFMEA analysis.
- Is responsible for product safety
- Requirement Engineering Certifications like CPRE
- Consults in commissioning products in the field, in order to support responsible Engineer
Key Responsibilities :
Design and Development : Develop robust and scalable robotic applications
using ROS2. Implement software for various robotic systems, ensuring high
performance and reliability.
Hand-on with developing ROS2 nodes, Services/Clients, Publishers/Subscriber.
Lead and develop path/motion planning algorithms that include route planning,
trajectory optimization, decision making, and open space planning. Good
understandings of Robot dynamics, kinematics and modeling.
System Integration : Integrate sensors, actuators, and other hardware
components with robotic systems. Ensure seamless communication between
hardware and software layers. Experienced on integration with perception
sensors such as IMU, GPS, Stereo Cameras, Lidar, Radar, and various other
sensors.
URDF Modeling : Create and maintain accurate URDF models for robotic
systems. Ensure models accurately represent the physical configuration and
kinematics of the robots.
Algorithm Implementation : Implement and optimize algorithms for perception,
localization, mapping, navigation, and control.
Jr. Shopify Developer
Experience - 1-2years
Marketing Skills
• Collaborated with clients and the design team to understand project requirements
and translate them into functional and visually appealing websites.
• Developed and maintained responsive websites using WordPress, Webflow and
Shopify ensures optimal user experience.
• Customized themes, templates, and plugins to meet specific project needs,
including e-commerce functionality, blog integration, and interactive elements.
• Conducted thorough testing and debugging to identify and resolve issues,
ensuring websites' smooth performance across different devices and browsers.
• Assisted in website content creation, image editing, and site updates to ensure
timely and accurate website maintenance.
• Provided technical support to clients and team members, addressing inquiries
and troubleshooting any website-related problems.
• Assisted senior developers in building and maintaining websites using Webflow,
Shopify, and WordPress.
• Gained hands-on experience in front-end and back-end development, honing
skills in HTML, CSS, Bootstrap, JavaScript, and PHP.
• Assisted in the customization of website templates and themes, integrating
various functionalities and features.
• Conducted research on emerging web development trends and technologies,
providing valuable insights to the development team.
• Assisted in website testing and quality assurance to identify and fix bugs and
ensure optimal website performance.
Required Candidate profile
• Proficient in WordPress, Webflow, and Shopify development.
• Moderate understanding of HTML, CSS, JavaScript, Laravel, and PHP
• Responsive web design and mobile optimization
• E-commerce website development and integration
• Knowledge of UI/UX principles and design
• Website testing and debugging
• Strong communication and teamwork abilities.
Soft Skills
- Outstanding Team player
- Delivery Oriented
- Adaptable to challenges
- Problem solver
Location - Kolkata (Hybrid)
Responsibilities:
- Design and implement embedded software applications for IoT devices using C programming language.
- Develop and maintain firmware for Raspberry Pi-based systems, ensuring optimal performance and compatibility with various IoT sensors and peripherals.
- Collaborate with hardware engineers to define and document system requirements and specifications.
- Conduct thorough testing and debugging of embedded software to identify and resolve any issues or bugs.
- Optimize code and improve system performance to enhance the overall user experience.
- Stay updated with the latest industry trends and technologies in embedded systems and IoT development.
- Work closely with the product management team to translate customer requirements into technical specifications.
- Provide technical support and guidance to the team during the development and deployment phases.
- Participate in code reviews and contribute to the continuous improvement of software development processes.
Qualifications:
- Bachelor's or Master's degree in Computer Science, Electrical Engineering, or a related field.
- Strong proficiency in C programming language with a solid understanding of embedded systems.
- Experience developing software for Raspberry Pi or similar single-board computers.
- Knowledge of IoT protocols and technologies such as MQTT, CoAP, TCP/IP, and wireless communication (Wi-Fi, Bluetooth, etc.).
- Familiarity with various sensors, actuators, and electronic components commonly used in IoT devices.
- Solid understanding of software development methodologies and version control systems (e.g., Git).
- Strong problem-solving skills and the ability to debug complex issues in embedded systems.
- Excellent communication and teamwork skills to collaborate effectively with cross-functional teams.
- Prior experience in developing IoT applications or working on IoT projects is a plus.
Hello,
This mail is regarding for the positions of Embedded Application Development (Automotive domain). Check the client details and job description mentioned below.
If you are interested please respond back and revert to me.
- Role : Embedded Application Development
- Location : Hyderabad
- Fulltime.
Job Description :
NOTE: Pls look for candidates somebody who can take up the L1& L2 in this week itself.
Hand on experience in Automotive Embedded Software development using Embedded C
· Hand on experience in Microcontrollers
· Hands on experience in ClearCase or any configuration management tool will be added an advantage.
· Good in Autosar will be added an advantage.
· Knowledge on MISRA standards and tools
· Knowledge on Functional safety concepts, ISO 26262
· Good Experience of software development lifecycle
· Knowledge of the performance of reviews and review-techniques
· Good communication skills as well as the ability to work in a team.
As we discussed, please reply that you confirm the submittal to the client ZF for Embedded Development.
Full Name (First Name & Last Name)
Contact#
Email id
Notice Period
Current Location
Willing to Relocate
Education
Current Company
Skill
Broad Skill
Total Experience
Current CTC
Expected CTC
References:
DUTIES & RESPONSIBILITIES
- Own & lead full cycle development: design, implementation, testing & debugging for an automotive product.
- Create conceptual system designs, assess risks, conduct design trade studies, and develop a product that meets feature requirements for integrating sensor, processing and software systems.
- Lead innovative system development projects with responsibility for achievement of cost, schedule, and technical requirements, with an eye toward technology maturation, transition, and follow on work.
- Generate comprehensive engineering documentation.
- Responsible for end-to-end system firmware development to include power management, boot loaders, scheduling, RTOS and /or bare metal implementations.
- Troubleshoot and resolve complex software problems in embedded real-time systems.
- Source code development, review & maintenance (C/C++).
- Dive into & take ownership of critical design issues.
- Analyse & propose solutions for performance bottlenecks.
- Address all aspects of technology readiness, including manufacturability.
- Help build robust methodology and processes to deliver the technology to products.
REQUIRED SKILLS & EXPERIENCE
- Experience in embedded architecture, external interfaces, product constraints, along with ability to develop architectures / features that meet these constraints while providing new value for the platform.
- Experience in system architecture, operating system, device architecture, hardware design.
- Strong background in software methodology & full cycle development (Design, implementation, testing & debugging).
- Expertise in embedded microcontrollers’ architecture.
- Expertise in software designing and programming in C/C++ is a must.
- Algorithm modelling, benchmarking, implementation & digital signal processing.
- Understanding of hardware & software co-verification & emulation platforms
- Experience in understanding hardware, clock-level issues, bridges, delays, interrupts, clock gating, polling etc.
- Experience with lab instrumentation like oscilloscope, logic/ protocol for debugging embedded systems at HW level.
- Bachelors | Masters degree in Computer Science or Electronics & Communication engineering with 2-5 years of relevant experience is a must.










