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
About
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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.
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.
- Bachelor’s degree in Electrical or Electronics Engineering with 1-3 years of relevant experience.
- Highly experienced in Embedded C, C++ coding as per MISRA standards
- Experience in firmware programming for 8 bit, 16 bit and 32 bit controllers.
- Knowledgeable in Linker Scripts, Make files & firmware debugging using JTAG or on the UART console.
- Experienced in Communication peripherals like SPI, UART, I2C, CAN, etc.
- Ideation, designing, prototyping, and developing as per product requirements.
- Expertise in system architecture and design for Embedded software systems.
- Develop modular Embedded Code to port into different projects.
- Experience on Real Time Systems and Scheduling mechanisms
- Development experience in "middleware" / “application” / Low layer.
- Experience with developing embedded code for networking technologies like TCP/IP and UDP would be a plus.
- Document state machine diagrams, flow charts to understand the system architecture
- Working closely with Design teams to understand Hardware Implementation.
- Develop Test methods, in some cases automated test cases to test the firmware code and support hardware engineers.
- Use Debuggers, oscilloscopes, power supplies, and other necessary electrical tools to debug the code for problem-solving.
- Excellent reading skills for complete understanding of technical documents such as Processor Architecture Specifications and MCU hardware manuals, schematics etc.
- Ability to generate ideas in response to complex issues and execute on solutions.
- Python programming is a big plus.
- Programming experience in embedded C and python
- Experience in embedded systems development and troubleshooting and with real-time operating systems.
- Experience with embedded C programming for microcontrollers like PIC, Microchip in MPLAB
- Basic execution of process commands in Linux
- Experience in handling the raspberry pi
Xfinito is building a portfolio in new product innovation, product contribution and infrastructure goals while providing individuals and teams the freedom to emphasize specific types of work.
Our work focuses on real –world problems that span the breadth of biomedical engineering, embedded systems, computer science, such as machine and deep learning, data mining, natural language processing, hardware and software performance analysis and much more.
JOB ROLE: EMBEDDED SOFTWARE ENGINEER
ROLES AND RESPONSIBILITIES:
- Work with Hardware, Systems and other multi-functional teams and deliver high quality software at fundamental layer of operating system including frameworks, daemons, drivers.
- You need to keep security and performance in mind, enable key features to improve privacy and prevent fraudulence
- The position requires high level thinking to design code solutions along with low level programming and excellent communications and leadership skills, with the ability to work in a fast paced environment.
RESPONSIBILITIES:
- Rich experience of programming on cryptography
- Profound understanding on Operating System concept
- Highly self-motivated and capable of work and finish tasks alone
- Comfortable and adaptable in a fast-paced environment
- Fluent in both oral and written English
- Strong communication and interpersonal skills; excellent judgment
EXPERIENCE:
- We as a team are looking for freshers or young professionals with 0-4 years of experience having a a self-directed, proactive approach to tackling problems and working through impediment and an ability to generate trust and build alliances with co-workers.
Xfinito is building a portfolio in new product innovation, product contribution and infrastructure goals while providing individuals and teams the freedom to emphasize specific types of work.
Our work focuses on real –world problems that span the breadth of biomedical engineering, embedded systems, computer science, such as machine and deep learning, data mining, natural language processing, hardware and software performance analysis and much more.
JOB ROLE: EMBEDDED SYSTEMS ENGINEER
ROLES AND RESPONSIBILITIES:
- Work with multi-disciplinary engineering team and customer to identify and recommend hardware needs and requirements for project/product.
- Modify or assist in the development of software architecture and design for new products, prototype, or re-design, including sourcing build environments and writing technical support and control documentation.
- Read Block Diagrams and detail circuit schematics and layout of proposed or existing hardware and assess the software and driver requirements.
- Participates in cross-divisional Edge IoT projects and/or proposals.
- Develop, oversee, and document automated tests for electrical hardware design and products as well as final operating drivers and systems.
- Evaluate and investigate product failures, and recommend repair or design modifications based on specifications, cost, resources, and risks.
REQUIREMENTS:
- Ability to creatively approach challenges and cleverly solve difficult problems.
- Ability to independently identify daily design and customer support tasks, self-start and motivate.
- Ability to manage several projects and prioritize appropriately, with minimal supervision.
- Ability to work in a collaborative team environment as well as independently.
- Ability to learn and work in virtual environments (CAD & Hardware build packages) in-which candidate’s skills are low but persevere and overcome skill gaps autonomously.
- Some experience programming with embedded systems designs and multithreaded real-time operating systems is required.
- Solid programming experience. Preferably in C or C++, .NET, and Java programming languages.
EXPERIENCE:
We as a team are looking for freshers or young professionals with (0-4 years of experience) passion and eagerness to create scalable and optimized software systems and execute complete embedded software development lifecycle.
MINIMUM QUALIFICATIONS, Roles and responsibilties:
- BS/MS in Computer Engineering or related technology field
- 10+ Years of Experience in Software Development
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- Knowledge of Networking, TCP/IP Protocol Suite
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- Excellent communication and Team player skills
- Should be a self-starter and be able to adopt to dynamic fast-paced environment.
- Able to work 40 hours a week







