
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.

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Python Embedded Engineer
📍 Location: Chennai
💼 Experience: 3+ Years
💰 Budget: ₹1.2 LPM
🔍 Role Overview
We are looking for a skilled Python Embedded Engineer with hands-on experience in embedded systems. The ideal candidate will work closely with cross-functional teams to design, develop, and optimize software solutions that interact with hardware platforms.
We prefer candidates who are reliable, strong communicators, and technically sound.
🛠️ Key Responsibilities
- Design, develop, and maintain robust Python-based applications
- Work on embedded system software development & integration
- Collaborate with hardware, firmware, and system teams
- Optimize software performance for embedded environments
- Debug, troubleshoot, and resolve system-level issues
- Participate in code reviews and follow coding standards
- Support testing, validation, and product release
✅ Required Skills
- 3+ years of experience in Python development
- Strong understanding of software development fundamentals
- Experience or exposure to embedded systems (mandatory)
- Knowledge of hardware-software interaction & communication protocols
- Familiarity with Git/version control systems
- Strong analytical, problem-solving & communication skills
➕ Good to Have
- Experience with C/C++
- Knowledge of RTOS or Linux-based embedded systems
- Experience with microcontrollers, sensors, or device drivers
- Exposure to CI/CD pipelines & automated testing
🎯 Ideal Candidate
- Trustworthy and dependable
- Strong communication skills
- Ability to work in a cross-functional environment
Candidate should have 6-9 years of experience in IoT embedded systems. He/ She should be
passionate, tech savvy, academically sound, have interest in embedded devices and
technologies.
Experience:
• Exposure to Microcontroller/Microprocessor Architecture /Family e.g. ARM Cortex,
Microchip, Xtensa ESP32, TI CC32XX, STM32
• Knowledge of Bare metal and any RTOS (Free RTOS, uC OS, EmbOSs, VxWorks, QNX)
• Knowledge of Microcontroller peripherals and low level drivers e.g. ADC, DAC, I2C, SPI,
UART, CAN, RS485, DMA, Ethernet, Display
• Knowledge of networking concepts like OSI layers, embedded TCP/IP stacks and common
IP protocols
• Knowledge of RF protocols WIFI, Bluetooth/BLE, IoT Cellular
• Knowledge of IoT communication protocols MQTT, COAP, AMQP
• Knowledge of Build toolchains and framework such as IAR, GCC, Keil, Mplab
• DFMA and DFMEA, Design release process
• Coding standards, guidelines and compliance tools
• Version control and repositories using git tools
• Software quality assurance and automated testing tools Experience / Skills Embedded software design cycle
• Documenting Software Design (flow charts, state diagram, logic design, analysis, implementation, debugging and testing etc)
• Good hands-on programming in Embedded C, C++.
• Programming in scripting languages such as batch, shell, python is a plus.
• Experience with AWS/Google cloud for device connectivity. Exposure to IoT cloud services. e.g. AWS IoT
• Software and Hardware integration testing and troubleshooting
• Protocol debugging using protocol analyzer.
• Understanding of Schematic/ Hardware design around microcontrollers like ST, TI, Atmel, Microchip, ARM core
- 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
| Open Edx | |
| 1 | Hands on experience on Open edX framework |
| 2 | • A Minimum of 2 years is required on handling Open edX project with overall experience of 4 to 6 Years. |
| 3 | • The Candidate must have developed and deployed open edX based applications and platforms. |
| 4 | • Real-world experience with web development frameworks like Django |
| 5 | • Ability to code front to back with JavaScript, Python, or other server-based programming languages |
| 6 | • Hands-on experience on Git, Slack, Trello |
| 7 | • Should have experience in deploying scalable software applications to AWS or equivalent |
| 8 | • At least 2 years of related experience with React, Webpack, or other modern JavaScript frameworks. |
| 9 | • Experience building static websites and single-page applications, experience with architecture and solutions |
| 10 | Good hands on experience in docker |
| 11 | • Understanding of MOOC (Massive open online course) Architecture Integrating with the third-party apps using LTI/QTI - Significant hands on experience in installation and configuration of OpenEdx as an application, managing users and roles and managing multiple tenants in an instance |
| 12 | • Experience in customizing OpenEdx as a product around creating plugins, integrating with third party apps using LTI' |
| 13 | • Theming and Branding, Multisite, Certificates, SAML, Basic Reporting (grades, enrolments) |
| 14 | • Experience in Open edX mobile app with branding and analytics set up |
| 15 | • Experience with DevOps will be added advantage |

- Perform technical feasibility studies of new technologies and architectures, including evaluation of OTS cloud offering.
- Generate entire software image for the target device, including the kernel, device drivers, libraries, and application software, and the bootloader for proprietary IOT connectivity device(s).
- Software packaging with RPM building and management
- Define the process to upgrade the new Linux package to existing hardware at customer premises
- Configuration and Troubleshoot of the proprietary IOT connectivity devices for internal R&D teams during their development and verification
- Automate the creation and distribution of keys and certificates
- Understand, implement, and automate security controls for IoT connectivity devices.
- Tune server and application-level performance monitoring and alerting.
- Help define our roadmap and architecture based on technology and business needs, considering architectural issues and tradeoffs
- Understand and manage integration points with other systems that interface with your applications
- Supports development of project plans, including scope, budget, schedules, and risk management.
- Works closely with the business analysts, software development and verification team, the functional manager, and the program manager.
- Collaborate and work with global teams in multiple locations.
- Interface with Global Privacy and Security team for the IoT Gateway understand security risks and recommendations and provide solutions to mitigate the security risks
- Bachelor’s degree in Computer Networking / Computer Science / Software Engineering or a related field
- 12+ years of hands-on experience in Networking, shell scripting, and Linux internals, with a development background.
- Strong understanding of Networking concepts like VPC, Route tables, Host base router firewall, SSH, NAT, DNS, DHCP, SNMP, Virtual IPs, VPN
- Linux System Administration and Networking work experience
- Configuring Firewalls(IP tables/firewall) and security software
- Able to generate Linux packages, and configure based on business needs.
- Passion for cybersecurity. Ability to build secured Linux packages with antivirus and security patches.
- Shell, Python scripting experience
- Basic SQL skills
- Ability to work with cross-functional and remote teams. Must be able to communicate in English, both written and verbal.
- Interpersonal skills to effectively collaborate with vendors and customers.
- Experience with Agile Scrum
- Development background in Java/C++
- DevOps knowledge
- Knowledge on javascript






