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.

We are looking networking professionals with the following skill set,

Experience :6+ years of experience in the networking domain

Key skills:

• Must have 6+ years of experience in C/C++ programming language.
• Knowledge of Go programming language and Python programming language is a big plus.
• Strong background in L4-L7 Internet Protocols TCP, HTTP, HTTP2, GRPC and HTTPS/SSL/TLS.
• Background in Internet security related products such as Web Application Firewalls, API Security Gateways, Reverse Proxies and Forward Proxies
• Proven knowledge of Linux kernel internals (process scheduler, memory management, etc.)
• Experience with eBPF is a plus.
• Hands-on experience in cloud architectures (SaaS, PaaS, IaaS, distributed systems) with continuous delivery
• Familiar with containerization solutions like Docker/Kubernetes etc.
• Familiar with server less technologies such as AWS Lambda.
• Exposure to machine learning technologies and distributed systems is a plus

Talented C++ Developer who has experience in design, development, debugging of multi-threaded large scale application with good understanding in data structures on Linux packaging, functional testing and deployment automation very good with problem solving.

Key responsibilities :

1. Understand fundamental design principles and best practices for developing backend servers and web applications
2. Gather requirements, scope functionality, estimate and translate those requirements into solutions
3. Implement and integrate software features as per requirements
4. Deliver across the entire app life cycle
5. Work in a product creation project and/or technology project with implementation or integration responsibilities
6. Improve an existing code base, if required, and ability to read source code to understand data flow and origin
7. Design effective data storage for the task at hand and know how to optimize query performance along the way
8. Follow an agile methodology of development and delivery
9. Strictly adhere to coding standards and internal practices; must be able to conduct review code
10. Mentor and possibly lead junior developers
11. Contribute towards innovation
12. Performance optimization of apps
13. Explain technologies and solutions to technical and non-technical stakeholders
14. Diagnose bugs and other issues in products
15. Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Must have / Good to have:

1. 5-7years' experience with C++ development and relevant 3+yrs in modern version 11/14/17 would be a plus. 
2. Design and implementation of high-availability, and performance applications on Linux environment
3. Advanced knowledge of C/C++, Object Oriented Design, STL
4. Good with multithreading and data structures
5. Develop back-end components to improve responsiveness and overall performance
6. Familiarity with database design, integration with applications and python packaging.
7. Familiarity with front-end technologies (like JavaScript and HTML5), REST API, security considerations
8. Familiarity with functional testing and deployment automation frameworks
9. Experience in development for 3-4 production ready application using C++ as programming language
10. Experience in writing unit test cases including positive and negative test cases
11. Experience of CI/CD pipeline code deployment (Git, SVN, Jenkins or Teamcity)
12. Experience with Agile and DevOps methodology
13. Very good problem-solving skills
14. Experience with Web technologies is a plus. 

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We have a very urgent requirement with our client, please go through the job details and if interested do send us your updated resume and feel free to reach me.

Role: Functions Developer (Embedded c - Algorithm / Driving Functions Development)

Location: Hyderabad

Fulltime

Job Description:

• Design and development of automotive feature/function software/components (ACC, AEB, TSR, LKA etc.) for ADAS/AD systems
• Coordination and regular interaction with different stakeholders and teams like testing, requirements, leads etc.
• Participate in SW requirement generation, SW architecture, detailed design etc.

Requirement:

• 3-7 years of experience in development of Algorithm & Functions for advance driver assist systems (ADAS), Autonomous driving (AD)
• Development experience with safety critical systems
• Experienced in development using MATLAB Simulink, TargetLink, Stateflow
• Experience in modelling and validation of control systems
• Knowledge of SIL, Performance Test, Functional testing
• Embedded software development using C, C++
• Issue management and version control
• Knowledge of ASPICE processes, Static analysis, MISRA checks etc.
• Strong written and verbal communication skills
• Proactive approach for problem solving

Good to have:

• Knowledge of ADAS/AD functions (ACC, TSR, AEB, LCA etc), Data Analysis
• Experienced in managing and authoring of function specification requirements
• Familiarity with AUTOSAR RTE

Nice to have:

• AUTOSAR, Functional Safety (ISO26262) exposure
• Scripting Knowledge - Python, MATLAB
• Working knowledge of automotive protocols like CAN, Ethernet etc.

QUALIFICATIONS: B.E./ B.Tech. (Electronics/ Electrical/ Mechatronics/ Mechanical)

EMPLOYMENT: Permanent / Full Time

LOCATION: Ahmedabad

EXPERIENCE: 1 to 3 years within automotive industry / software development.

ROLES AND RESPONSIBILITIES

• Develop, Debug simulink/stateflow models according to functional, technical requirements, MAAB guidelines.
• Derive software requirements from system level requirements and establish bi-directional traceability within the models and generated code.
• Generate Code from developed models, generate test vectors, automate tests and document code reviews, test results.
• Automate the data exchange flow between MATLAB models, excel sheets, code testing using m-scripts.

SKILLS AND EXPERIENCE

• Experience in model based development and testing using Mathwork Tools such as MATLAB/Simulink, Stateflow, autocode generation tools Embedded coder or TargetLink.
• Good understanding of the Automotive software development cycle and tool chains
• Should possess a good understanding of C coding, m-scripting, with good debugging and software testing skills.
• Experience in developing MATLAB/ Simulink models from scratch for automotive applications.
• Should have experience in requirements management, and be able to write test cases from them.
• Experience in MBD testing such as MIL/ SIL/PIL.
• Good communication skills in English and Hindi Language.
• Experience in MATLAB verification and validation toolbox like Simulink Design Verifier, Simulink Test, Simulink Coverage is advantageous.
• Basic understanding of Control System Design and Electric Vehicles is a plus.

• 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.

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