

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
Connect with the team
Similar jobs



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

What will you do?
- Oversees testing, deployment & maintenance of the Voice infrastructure.
- Performing a variety of tasks associated with user provisioning and call routing within the assigned platform
- Build loaders for internal systems ensuring tasks are completed accurately and in a timely manner
- Participate in meetings with clients and internal departments to understand the requirements of call routing
- Document and design call flow diagrams to ensure that all call variables have been accounted for in preparing a routing plan
- Support the clients solution by correcting any issues with call routing or provisioning during the initial implementation phase, constantly communicating status of any issues with client
- Complete testing to ensure that call flow is operating properly
- Monitors and ensures compliance to standards, policies, and procedures
What are we looking for?
- 0.6~2 year’s implementation experience in Asterisk PBX, IP Telephony, SIP.
- Able to thrive in a demanding and team-oriented environment
- Basic and strong knowledge of the Linux operating system.
- Knowledge of bash and perl shell scripting is an added advantage.
- RHCE Certification is an added advantage.


Lifespark Technologies is looking for individuals with a passion for impacting real lives through technology. Lifespark is one of the most promising startups in the Assistive Tech space in India, and has been honoured with several National and International awards. Our mission is to create seamless, persistent and affordable healthcare solutions. If you are someone who is driven to make a real impact in this world, we are your people.
Lifespark is currently building solutions for Parkinson’s Disease, and we are looking for an embedded software lead to join our growing team. You will be working directly with the founders on high impact problems in the Neurological Healthcare domain. You will be solving some of the most fundamental and exciting challenges in the industry and will have the ability to see your insights turned into real products every day
Responsibilities :
1. RTOS based multithreaded software development
2. Building future ready, scalable software architectures
3. Liasing with hardware team to decide project requirements
4. Realtime IoT functionality development on ESP32 platform
5. Integration of third party services for cloud based communications and computation
6. Maintaining and documenting software via git (GitLab)
7. Coordinating releases, setup and maintenance of CI/CD pipelines
8. Managing AWS based backend services, integration with AWS services such as S3,
Sagemaker
9. Firmware security, Flash encryption, Bootloader encryption, secure communications
10. Deep integration with hardware team - stress testing hardware
11. Development of device drivers
12. Software testing and maintenance
Recommended experience :
1. Good command over Linux
2. Familiarity with real time tasks and timing sensitive system design
3. Familiarity with BLE/Wifi/etc IoT communication protocols
4. Familiarity with major third party platforms for cloud and ML/AI integration
5. Testing actual physical outcomes of programmed solutions
6. Deep familiarity with ESP-IDF
Location : IIT Bombay, Mumbai
Working mechanism : In-person
Compensation range : 4-12 lpa + ESOPs


Job Title:
Telephony Engineer
Job Description:
- Support the operations team with debugging issues related to the telephony platform
- Identify issues with calls using monitoring and analysis tools such as VoIPMOnitor
- Write scripts to automate tasks, monitor the services and functionalities
- Contribute to the improvement of the system by providing ideas
- Help with capacity planning
- Perform the scheduled maintenance activities
- Modify the existing code to accommodate new features
Experience Range:
3- 6 years
Educational Qualifications:
Any graduation,
Job Responsibilities:
• Knowledge of open source technologies, VoIP, SIP, WebRTC etc.
• Shell scripting.
• Experience in Asterisk and Kamailio or OpenSIPS.
• C/C++ or JS programming with Linux.
• 5-8 years experience.
• Good communication skills.
• Willingness to work in the night, whenever required, for handling support related issues.
Skills Required:
ViOP, OpenSIPS, SIP, Shell Scripting, Asterisk, kamailio, C++, Linux, Development,
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.

Solinas Integrity (www.solinas.in) is a leading water & sanitation robotics start-up founded by IIT Madras Alumni & professors to develop cutting edge solutions to solve the problems in water pipelines and sewer lines\septic tanks, thereby improving the lives of millions of people. Our core values start with trust, and respect for everyone and along with strong collaboration and communication. We believe in giving agency to our teammates and strongly pushing them towards developing a growth mindset.
Duties and Responsibilities:
- To develop and improve signal processing algorithms for analysis of acoustic signals with up-to-date knowledge on processing methods.
- Understand key acoustic algorithm functions, develop efficient code, verify performance and functionality.
- Exposure to all phases of software development life cycle (concept, design, implementation, test, and production).
- Propose innovations to improve performance, quality, etc.
- Work with peers to develop excellent, structured code, well-optimized and easily maintainable.
Basic Qualifications:
● Experience programming in either Python, C++, or MATLAB
● MS/PhD degree in Electrical/Electronics Engineering/ Signal processing
● At least 1 year of signal processing or related area
● Good analytical and problem-solving skills
● Good knowledge of signal processing techniques, basic knowledge of ML algorithms and good visualisation skills.

Software development for Automotive Pneumatic based Air Lift Systems for RV vehicles, suspension for off-road vehicles.
Responsibilities and Duties
• Author software requirements from system/customer requirements.
• Complete responsibility for BSW software components development/test/release/maintenance.
• Ability to code software for automotive time critical real-time applications.
• Experience in device drivers development for micro-controller.
• BSW API’s for application demand.
• Will have to configure and develop device drivers for MCU IO’s like Analog & Digital I/O, PWM, CAN, SPI, I2C and Bluetooth.
• Complete understanding of IS0-14229 and should be able to implement complete UDS stack.
• Timely communication with customer and inform any risks upfront.
• Quality control of release software via static and dynamic test.
• Project planning and estimations for software releases.
Qualifications
• B.Tech/M.Tech, 6+ years of experience into automotive software development.
• Expert in C Programming language.
• Experience in any scripting language (python, c#, perl etc.)
• Experience in setting up build environment and configuration of make and linker files.
• Experience in bootloader development is added advantage.
• Should be experienced in device driver development for peripherals like ADC, DIO, PWM, CAN, SPI, I2C,EEPROM and Bluetooth.
• Understand memory map of MCU and should be able to configure as per application needs.
• Experience in working with embedded system Kernels or RTOS.
• Experience in working with NXP S32 micro is added advantage.
• Excellent on board debugging skills.



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.


