Senior BLE Firmware Software Engineer
About Company
https://espressif.com/">Espressif Systems (688018) is a public multinational, fabless semiconductor company established in 2008, with headquarters in Shanghai and offices in Greater China, India and Europe. We have a passionate team of engineers and scientists from all over the world, focused on developing cutting-edge WiFi-and-Bluetooth, low-power IoT solutions. We have created the popular ESP8266 and ESP32 series of chips, modules and development boards. By leveraging wireless computing, we provide green, versatile and cost-effective chipsets. We have always been committed to offering IoT solutions that are secure, robust and power-efficient. By open-sourcing our technology, we aim to enable developers to use Espressif’s technology globally and build smart connected devices. In July 2019, Espressif made its Initial Public Offering on the Sci-Tech Innovation Board (STAR) of the Shanghai Stock Exchange (SSE).
Espressif has opened a Technology Center in Pune (Baner), India, which will focus on embedded software engineering and IoT solutions development for our growing customers.
About the Role
Espressif is looking for Embedded Software Engineers to join the software department located in India. You will work in a diverse team where your colleagues are from Czech, Russia, India, Australia and so forth. Here, you get a chance to be a member of the core team in Espressif and work with talented engineers from all over the world.
The BLE Firmware Development Team is now focused on the development of the Bluetooth 5.x standard and BLE Mesh standard.
BLE FW Team is looking for a self-starting, high-technical, energetic individual with keen attention to details. The Candidate will be actively involved in:
- Development of Bluetooth Low Energy (BLE) Firmware for Espressif Bluetooth chips.
- Development of new firmware for BLE latest specification (BLE 5.x, BLE Mesh, etc).
- Development of BLE chip validation and Bluetooth Qualification.
- Research of cutting-edge and challenging Bluetooth technologies (BLE Audio, BLE Direction Finding, Next-Generation BLE Chip, etc).
- Supporting the existing firmware through feature additions, enhancements and maintenance.
- Working with systems team and cross-functional teams to deliver quality software following well-established software development processes.
- Resolving issues as reported by internal test teams as well as customers.
Requirements
Required skills
- Bachlor's degree or above in Electronic Engineering, Communications Engineering, Automation or other related majors
- Familiarity with Bluetooth Low Energy (BLE) protocol or BLE Mesh protocol
- Proven experience in developing BLE stack / firmware (2+ years, both BLE host and controller) or BLE Mesh stack (2+ years)
- Experience with software engineering processes and the full software development lifecycle including requirements, design, implementation, testing, and documenting in Continuous Integration environment
- Strong experience and proficiency in C programming (3+ years) for embedded platforms required
- Excellent problem solving and debugging skills
Bonus point
- Experience in developing BLE profiles and BLE applications (e.g. HID, ANCS, Homekit, etc)
- Good understanding of other networking protocol stacks is highly desired (e.g. Zigbee, IEEE 802.11, UWB, Lora, NB-IoT, etc)
- Strong Real-time systems and software engineering skills required (e.g. FreeRTOS, etc)
- One or more scripting languages (e.g. Python, etc)
- Experience with variety of software productivity tools (e.g. Git, Jira, etc)
What to expect from our interview process
- The first step is to email your resume or apply to the relevant open position, along with a sample of something you have worked on such as a public GitHub repo or side project etc.
- Next, post shortlisting your profile recruiter will get in touch with you via a mechanism that works for you e.g. via email, phone. This will be a short chat to learn more about your background and interests, to share more about the job and Espressif, and to answer any initial questions you have.
- Successful candidates will then be invited for 2 to 3 rounds of technical interview as per previous round feedback.
- Finally, Successful candidates will have interview with HR.
What you offer us
- Ability to provide technical solutions, support that fosters collaboration and innovation.
- Ability to balance a variety of technical needs and priorities according to Espressif’s growing needs.
What we offer
- An open minded, collaboration culture of enthusiastic technologist.
- Competitive salary
- 100% company paid medical/dental/vision/life coverage
- Frequent trainings by experienced colleagues and chances to take international trips, attend exhibitions, technical meetups and seminars.

About Espressif Systems India Pvt Ltd
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Python Embedded Engineer
Location: Chennai
Experience : 3+ years
Budget : 1.2 LPM
We are looking for
Python Engineer who has experience in embedded system is must. Please look for the candidates who are trustworthy and good in communication.
We are looking for a skilled Python Embedded Engineer with 3+ years of experience and exposure to embedded systems.
The ideal candidate will work closely with cross-functional teams to design, develop, and optimize software solutions that interact with hardware and embedded platforms.
Key Responsibilities
Design, develop, and maintain robust Python-based applications and tools.
Work on embedded system software development and integration.
Collaborate with hardware, firmware, and system teams for end-to-end solution development.
Optimize software performance for embedded environments.
Debug, troubleshoot, and resolve system-level issues.
Participate in code reviews and ensure adherence to coding standards.
Contribute to testing, validation, and product release activities.
Required Skills & Qualifications
3+ years of professional experience in Python development.
Strong understanding of software development fundamentals.
Experience or exposure to embedded systems is preferred.
Knowledge of hardware-software interaction and communication protocols.
Familiarity with Git or other version control systems.
Good analytical and problem-solving skills.
Strong communication and teamwork abilities.
Good to Have
Experience with C/C++.
Knowledge of RTOS or Linux-based embedded systems.
Experience with microcontrollers, sensors, or device drivers.
Exposure to CI/CD and automated testing frameworks.
C, C++ , Linux , Device Driver , Linux Internals ,
Processor knowledge like Arm , Intel , Protocol SPI , I2C . Networking experience,
L2 protocols knowledge, knowledge on Python/Perl ,
Broadcom DNX/XGS device experience is desirable,
Interested to learn New things,
C,C++, LINUX INTERNAL OR IPC, LINUX OS CONCEPTS, DEVICE DRIVERS,
PROCESSOR KNOWLEDGE
SCRIPTING KNOWLEDGE EIHER PYTHON OR PERL
Job Description
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Roles and Responsibilities
As an Embedded Firmware Engineer, you will be responsible for:
● Leading the firmware development for our product line of safety and medical devices.
● Designing, developing, testing, and maintaining embedded firmware.
● Collaborating with cross-functional teams to define software requirements, specifications, and architectures based on product requirements and industry standards.
● Implementing firmware solutions that comply with ATEX certification, IEC 61508, and Functional Safety (SIL standards) for devices used in hazardous locations.
● Conducting thorough testing and validation of firmware to ensure reliability, accuracy, and compliance with safety standards.
● Optimizing firmware for power efficiency and performance to meet the life of portable and battery-powered devices.
● Implement firmware algorithms for sensor calibration, data processing, and user interface interactions.
● Assisting in hardware-software integration, debugging, and troubleshooting to ensure seamless functionality of the devices.
● Collaborating with Quality Assurance and Product Validation teams to ensure the highest quality of firmware deliverables.
● Participating in code reviews and providing constructive feedback to improve code quality and maintainability.
● Keeping abreast of emerging technologies, industry trends, and advancements in embedded systems for continuous improvement and innovation.
Skills and Qualifications:
● Bachelor's or Master's degree in Electrical Engineering, Computer Engineering, or related field.
● 3+ years of experience in embedded firmware development for portable and wireless gas detectors and docking stations.
● Proficiency in C/C++ programming languages for embedded systems.
● Hands-on experience with a complete product development cycle is an add-on.
● Experience with STM32/STM8/ MSP430 or any other low-power microcontrollers for the development of low-powered devices.
● Experience in reading and optimizing analog data in various types of ADCs.
● Understanding of ATEX certification requirements and compliance.
● Understanding and practical experience with Functional Safety standards (SIL2/3 standards) in the development of safety-critical systems is an add-on.
● Experience with coding standards. (eg: Misra-C) Familiarity with System architectures and communication protocols like I2C, UART, SPI, etc. Knowledge of sleep modes and low-power optimization techniques for battery-operated devices.
● Experience in developing and using custom segment LCDs (TN, STN, etc.) used in battery-powered ultra-low power devices.
● Experience with software development tools, version control systems, and bug-tracking systems. Strong analytical and problem-solving skills with attention to detail.
● Excellent communication and teamwork skills.
● Advantages for individuals who thrive in a startup setting.
Work Culture
At Protectol Health, we prioritize our diverse and talented team. We offer flexible work arrangements and resources for well-being to support our employees' personal and professional growth. By putting people first, we attract and retain top talent and drive innovation toward our mission of improving health and well-being
Hands-on experience in Autosar methodologies and workflows.
• Sound understanding of embedded SW development using C on 32/64 bit microcontrollers.
• Experience in at least one of microcontroller architectures: Renesas RH family, Tricore or PowerPC architecture.
• Automotive Product Development Process knowledge (ASpice, ISO26262)
• Experience in one or more of Autosar BSW Modules stacks.
• Autosar based SWcs development in any domain of cluster, ADAS and IVI system.
• Com stack (FlexRay, CAN, LIN, Ethernet) / Memory Stack/ Diagnostic stack/ OS, Wdg, other services.
• Working knowledge on AUTOSAR ECU software architecture
• Understand the various features provided by AUTOSAR BSW modules and configure BSW modules in Davinci Configurator or similar tools
• Understand the AUTOSAR application (SW-C) configuration and the interaction of AUTOSAR applications (SW-C) with the underlying BSW modules
• Understand the functionality of RTE, mapping of application entities with BSW module parameters, OS scheduling concepts, ECU and BSW module state changes
• Understand the AUTOSAR methodology (ECU extract contents, import of ECU extract into configuration tool)
Understand the flow of the AUTOSAR software from application till the underlying driver.
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Benison has a history of demonstrating growth by innovation. We re-invest our profits back into the initiatives for growth of our people and the company. The culture, technology innovations, customer service, our actions are aligned to our values. Our value and culture is the reason why our people stay with Benison much longer than industry standards
Get the best from your life with Benison
Join the Benison Developer Family*
Benison Technologies is filled with passionate people who lead fascinating lives. You’ll fit right in. From the amazing benefits, mentorship, growth opportunities and team bonding activities, we help you thrive while experiencing the Benison life.
Roles & Responsibilities
-
Develop detailed software functional specification, articulate system/software architecture specifications for product features to meet product requirements
-
Design and implement new functions mainly in C/C++
-
Work on Networking and security modules in L4-L7
-
Peer code reviews
-
Write unit tests using C++
Requirements
-
Experience 4 - 20 years within SW development
-
Excellent C/C++ and object-oriented programming skills
-
Excellent design analysis skills, including experience with software modeling,
-
high-availability, software reuse, performance, testability, and extensible
-
Excellent Networking programming skills on Linux L4- L7
-
Structured and thorough with analytical and troubleshooting skills
-
Highly motivated team player
-
Agile way of working
Type of work
L4 - L7 Developer
For more information you may visit *
https://benisontech.com/" target="_blank">https://benisontech.com/
ı Develop R&D signaling scenarios for 5G and LTE mobile
testing using a proprietary python based framework
ı Log analysis & script verification with customer prototypes
Your qualifications:
ı Engineering Graduate [Computer science or Telecom ]
ı Knowledge of any one protocol layer is must – NAS ,
RRC , RLC , MAC , PHY
ı Good understanding of 5G or LTE protocol domain
ı At least 2 years experience with any programming
language - C / C++ / Python
ı Experience using version control like GIT, Clear case
ı 8 to 12 years in telecom domain
ı Excellent communication skill to work on customer
projects
Simmi Anand
- Work directly with the other Software/Firmware Engineers and Electrical/RF/Systems Test Engineers to write needed software
- Design and implement software platform for firmware on embedded CPUs with multiple OS such as Windows, Linux, FreeRTOS, TI-RTOS and embedded Linux
- Use compliers, debuggers revision control and automated build systems.
- Design/develop components of software platform for use by other developers to extend its capabilities and build custom applications/behavior on top
- Develop build methodologies, debugging tools/utilities
- Develop and release Software using Agile methodology
- Write unit tests and support continuous integration and automated test methodology
- Brainstorm for new ideas and ways to improvement product and processes
- Consult with peers for feedback during debug/testing stages
- Document and maintain design processes
Experience in Object-Oriented design and Multithreaded programming
Strong analytical and problem solving skills
Strong understanding of computer systems e.g. operating systems, networks, performance optimization, etc
Degree in Computer Science or Computer Engineering or related field
Independent team player with an eye for details and report on status and planning of own work.









