Python Developer

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:

1. Development of Bluetooth Low Energy (BLE) Firmware for Espressif Bluetooth chips.
2. Development of new firmware for BLE latest specification (BLE 5.x, BLE Mesh, etc).
3. Development of BLE chip validation and Bluetooth Qualification.
4. Research of cutting-edge and challenging Bluetooth technologies (BLE Audio, BLE Direction Finding, Next-Generation BLE Chip, etc).
5. Supporting the existing firmware through feature additions, enhancements and maintenance.
6. Working with systems team and cross-functional teams to deliver quality software following well-established software development processes.
7. Resolving issues as reported by internal test teams as well as customers.

Requirements

Required skills

1. Bachlor's degree or above in Electronic Engineering, Communications Engineering, Automation or other related majors
2. Familiarity with Bluetooth Low Energy (BLE) protocol or BLE Mesh protocol
3. Proven experience in developing BLE stack / firmware (2+ years, both BLE host and controller) or BLE Mesh stack (2+ years)
4. Experience with software engineering processes and the full software development lifecycle including requirements, design, implementation, testing, and documenting in Continuous Integration environment
5. Strong experience and proficiency in C programming (3+ years) for embedded platforms required
6. Excellent problem solving and debugging skills

Bonus point

1. Experience in developing BLE profiles and BLE applications (e.g. HID, ANCS, Homekit, etc)
2. Good understanding of other networking protocol stacks is highly desired (e.g. Zigbee, IEEE 802.11, UWB, Lora, NB-IoT, etc)
3. Strong Real-time systems and software engineering skills required (e.g. FreeRTOS, etc)
4. One or more scripting languages (e.g. Python, etc)
5. 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.

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.

Experience in programming Embedded C applications.

• Strong development experience in embedded C and RTOS

• Strong debugging skills

• Embedded development tools and methodologies

• Version Control Systems – Clear Case / RTC /GIT

Should have detailed knowledge on microcontrollers / microprocessors

Should have detailed knowledge on Battery Electric Vehicle Powertrain (BEV), Fuel Cell and H2-Motor

Should have detailed knowledge in powertrain function development for BEV, Fuel Cell and H2-Motor 

Strong development experience in MATLAB for powertrain function development

Strong development experience in CAN / LIN /Flexray / UDS / KWP, SPI communication protocols

Knowledge in tools like CANalyser / CANoe, CANDiva, CANstress, CANDELA studio, Lauterbach

Experience in scripting languages like Shell / Perl / CAPL / Make etc.,

Experience in using tools like Logiscope / Function Generator / Oscilloscope, etc

Experience in configuration management & defect tracking tools

Automotive domain and powertrain systems knowledge a plus

Ability to work as part of a dedicated project team and independently

Strong communication and interpersonal skills.

Must be a self-starter.

1. Programming experience in embedded C and python
2. Experience in embedded systems development and troubleshooting and with real-time operating systems.
3. Experience with embedded C programming for microcontrollers like PIC, Microchip in MPLAB
4. Basic execution of process commands in Linux
5. Experience in handling the raspberry pi