Embedded Software Developer

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,

Skill Required

          Technical

• ●  The suitable candidate shall have most of the following knowledge /skills/experience:

• ●  Clear fundamentals of Analog and Digital Electronics. Knowledge of Full Hardware

• Design Life Cycle.

• ●  Knowledge of Circuit Simulation (PSPICE, NI Multisim, etc).

• ●  Hand- On experience with HW designing rules, PCB Layout in Cadsoft Eagle/Altium Designer etc.

• ●  Should have knowledge & experience with designing & developing 8/16 bit Microcontroller based close loop control systems and Arduino Platform.

• ●  Circuit building and Circuit Analysis Skills.

• ●  Component Data Sheet analysis skills.

• ●  Project Requirement Analysis Protocols/Ethernet, Wi-Fi, USB, Serial interfaces(SPI, I2C, RS485, RS422, RS232).

• ●  Hands-on experience in utilizing test equipment like DMM, Oscilloscopes, Logic Analyzers, Function/Signal generator/Solder Station (SMD/DIP).

• ●  Knowledge about Board Bring Up process.

• ●  Testing (Integration testing, protocol/Driver testing, etc.).

• ●  Experience in Embedded C programming and embedded system integration and can develop test cases for the same.

• ●  Knowledge of IoT Open Source Programming / Development.

• ●  Candidate will be responsible for research & development of M2M/IoT products.

• ●  Candidate will be responsible for end-to-end embedded system integration.

   

• Others

  Abilities on the following shall be of added advantage:

• ●  Component Procurement

• ●  Vendor Interaction

• ●  Tools Management

• ●  Costing and resource estimation

• ●  Team management, Good Communication Skills, Pleasant Personality, Positive Attitude & Highly Creative

•  

• Decision level
  Contributory: Makes major contribution to decision or policy judgment on Technical matters of IoT/ M2M Projects, Vending Machines

  Demonstrate (Key competencies)

  Healthy knowledge of most of the following:

• ●  Embedded C

• ●  8/16 bit Microcontrollers

• ●  Atmel Studio/ Arduino IDE

• ●  Schematic / PCB layout design in Cadsoft Eagle / Altium Designer (SMD/DIP)

• ●  Hands-on experience on Test equipment and solder stations (SMD/DIP)

• ●  M2M / IoT based development

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.

* Experience in C/C++ and have strong experience embedded application development and integration in Linux

* Good in creating unit tests, performing code reviews, optimizing performance and ensuring standards for maintainability  

* Debugging, profiling, and performance optimization skills

• Hands-on embedded C skills (mandatory)
• Experience with any microcontrollers MCU (mandatory) – Renesas/ Infineon/ Cypress/ ST-Micro /TI / Microchip
• Experience with any of peripherals & communication protocols usage in application development (mandatory) – UART, I2C, SPI, I2S, CAN, USB, ADC, DAC, EEPROM, Flash memory
• Experience with any RTOS – FreeRTOS, Azure RTOS, ThreadX
• Experience with any networking &  connectivity modules (preferred & added advantage) – Ethernet, WiFi, BLE, MQTT, COAP

Responsibilities and Duties
The team leader will be leading a team of Hardware engineers, firmware and testing engineers. Being a team leader, you will primarily be responsible for fast and accurate delivery from the team which might even include handholding of team members whenever needed. Embedded team would be responsible for the following:
Hardware Design including

• Circuit design as per design requirements
• Schematic capture in the tool
• CAD layout
• QA/QC/functional testing
• PCB assembling and rework
• Lab inventory management
• Component procurement.

Firmware Design Including

• Firmware Design and architect
• Software Development
• Firmware Testing
• Code management over svn

Other Responsibilities

• The team leader would also be responsible for architecting the system, creating detailed design documents as per requirement and maintaining quality control of all the deliverables.
• The team leader would also be required to create a detailed test plan and list of test cases to be executed and if needed, create proper environment for the same.
• Ownership of the ‘ground up’ design and architecture of embedded software for real time applications.
• Decomposition of designs in to structured modules/functions ready for implementationby yourself and the team.
• Hands on development in C of new ARM based embedded software for a range of products currently under development
• Ensure quality of software using appropriate methods(Code Review, Static Analysis, Unit Test etc.) and application of suitable Coding Standards
• Maintain, update and enhance existing embedded software written in C
• Documentation of software products, development and execution of test plans
• Work closely with other members of the engineering team to assist with the correct choice of processors and supporting hardware

Required Experience, Skills and Qualifications

• Experience of 8+ years in field of embedded systems designing and developement.
• Familiar with usage of various LAB instruments.
• Strong fundamentals of electronics (Digital and analog) are must.
• Well versed with circuit designing and HW debugging
• Analog and Digital Circuit designing: familiarity with micro-controllers, memories, communication interfaces, op-amps, comparators, relays, inductors and capacitors, Handling EMI and Noise issues associated with circuits.
• Understanding of BLE protocols will be required.
• Understanding of scientific methodologies of experimentation, data-gathering and interpretation and hypothesis.
• Understanding of basic architecture, debugging of sensors.
• Experienced in embedded-C coding, memory allocations.
• Experience with any RTOS designing preferably with FreeRTOS at least with Semaphores, SW Timers, synchronisation and event handlings, task handling and prioritization.
• Understanding of micro-controller architecture, programming and debugging methodologies, interrupt-handling.
• Experience with any of the IDEs and debuggers for ARM architecture.
• Basic understanding of assembly programing of ARM architecture
• Understanding of basic peripherals like UART, CAN, I2C, Timers, Counters, PWMs, ADCs, DAC.
• Experience/knowledge in IoT devices (sensor, gateway, cloud) handling.
• Familiarity with CAD tools for schematics and layout generation.
• Experience on MS-Office.
• Familiarity in understanding and creating various test plans and documents.

General Skills Needed/ Requirements:

• Strong knowledge of components and should be able to suggest the team with right componenet
• Candidate must have a knack to use his/her technical knowledge to give it back to society.
• Candidates passionate to bring a change in society will be preferred with no compromise on pay check.
• Candidates must be open to work with communities to get feedback on product features so that products are best fit for social upliftment.
• Candidates must be open to travel to needy communities and should not hesitate to get his/her hands dirty to bring a change to the communities.
• Candidates must find associated with the cause and mission of the company.
• Open to work in open startup culture and give his/her 100%.
• Analytical reasoning and fact-based brainstorming capabilities will be highly preferred.
• Ready to relocate to Gurugram.
• Occasional field visits.

What you need to have:

• Works towards developing Stable & Efficient Firmwares for Embedded
• Responsible for developing Firmware which are Stable, Efficient and scalable.
• Responsible to create coherent and scalable architecture designs.
• Responsible for understanding and utilizing best BLE / IOT
• Responsible for understanding various RTOS design principles.
• Qualification: B.E. / B.Tech / M.C.A. in Computer Sciences.
• Must Proficient in Embedded C, C++, BLE, Zephyr RTOS, nRF.
• Ready to work from home.
• Should have above 4 years of experience.