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Cavli Wireless

Wing 1, Second Floor,
Jyotirmaya Building
Infopark Kochi Phase II,
SEZ, Kochi, India

Phone8893204111
emailcareers@cavliwireless.com

Career Opportunities:

Full Stack Engineer

Job Description:
We are looking for a motivated and talented full stack developer to join our team. The candidate is expected to have hands-on experience building and deploying web applications in the cloud, with a strong preference for experience with the design and creation of a configuration-driven platform that can support multiple distinct customer implementations from a unified code-base. Experience in JavaScript,TypeScript, Node.js, Express.js, Mongodb, Single Page Applications, micro services, and APIs is required.

Job Responsibilities:
Your primary focus will be the development of all server-side systems and the development of web interfaces. You will be responsible for :
- Model complex business processes into software components, design and build the UI, often from scratch.
- Build front-end services which are efficient; with abstracted, reusable components and systems.
- Create cross-browser compatible and standards-compliant CSS-based page layouts.
- Understand user and designer feedback to incorporate changes into the interface.
- Be responsible for defining, creating and maintaining parts of the database system.
- Create and own a high-performance and responsive API system which may be accessed from any interface - web, mobile or automated systems.
- Be responsible for integrating the front-end elements built into the application.
- Develop and architecture for security, scalability of users, data and ensure future maintainability of the product.
- Establish engineering tools and processes for feature tracking, bug tracking, build, release, test management, and support.

Required Technical Expertise:
- Schema-free/flexible databases using NoSQL technologies like MongoDB.
- Ability to build a feature from scratch & drive it to completion.
- SSO, SAML, OAuth, JWT for API and web session authentication and authorization.
- Demands and expectations of enterprise software customers would be a plus.
- Possess a solid debugging process and exhibit technical intuition.
- 3+ years of technical experience in building scalable web applications.
- JavaScript frontend framework/libraries like Angular 4/5/6, and Node JS backend, MongoDB database.
- Node JS and its framework/libraries like Express.
- CSS and its preprocessors like SASS/LESS.
- Hands-on experience with object oriented JavaScript, LESS/SASS.
- Good understanding of REST APIs and its security techniques.
- Knowledge of Datasets like Firebase, AWS, MQTT, CoAP.

Preferred Qualifications :
- Bachelor of Engineering or Masters of Computer Applications.

Email: careers@cavliwireless.com

RF Engineer

Job Description:

We are on the lookout for an experienced RF engineer to work with our hardware engineering team. The engineer will be responsible for designing and testing of RF front end for various Cavli modules.

Responsibilities:

- Impedance matching, tuning and optimization of RF frontend with Network Simulator Antritsu MT8821C.
- 3GPP spec validation on RFFE for LTE-M, NB1, NB2, LTE CAT-1, CAT-4, CAT-6.
- RF Characterization and Calibration profiling for staging and production batches.
- Support and coordination with certification labs in overseas countries.
- RF frontend design support for 5G-NR and mmWave modems.
- Support production team on calibration and CAL data storage on cloud for production team associates.
- Work closely with Chipset manufacturer partners and develop RF production process.
- Support software team for developing required tools for characterization and calibration.

Preferred Skillsets:

- Strong experience in microwave subsystem design covering LNAs, switches, filters, power amplifiers and
converters.
- Strong understanding and experience in wireless technologies like cellular, WLAN, bluetooth and WIFI.
- Good knowledge of LTE/3G/2G mobile network technologies & services in integration or fault management
domain.
- Preferably some experience on NAM networks.
- Hands-on experience on analysis and measuring equipment like spectrum analyzer,signal generator,VNA,
power meter.

Required Qualifications:

- Bachelor’s/Master’s degree in electronics and communication engineering or a related field.

Email: careers@cavliwireless.com

Frontend Engineer

Job Description:
We are looking for a motivated and talented Front End Engineer to join our continually expanding Software Engineering team.Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work with the UI/UX designer and bridge the gap between graphical design and technical implementation, taking an active role on both sides and defining how the application looks as well as how it works.

Experience in JavaScript, TypeScript, HTML, CSS, Sass, Bootstrap 4, Angular ( Angular 2+) , Single Page Applications.

Job Responsibilities:
Your primary focus will be the development of all front-end applications and the development of web interfaces.You will be responsible for :
- Modeling complex business processes into software components, design and build the UI, often from scratch.
- Building front-end services which are efficient; with abstracted, reusable components and systems.
- Creating cross-browser compatible and standards-compliant CSS-based page layouts.
- Understanding user and designer feedback to incorporate changes into the interface.
- Working with the Software team, Product team, Marketing team to develop ideas for new frontend
requirements or renovating existing front end systems.
- Understanding and implementing information architecture and basic understanding of wire frames.
- Selecting, optimizing and, in some cases, creating graphic elements for a site and also optimizing
applications for maximum speed and scalability.
- Developing prototypes for higher management for their consideration and approval.
- Monitoring front end systems to determine whether they are performing as expected and making corrections
and adjustments as necessary.
- Establishing engineering tools and processes for feature tracking, bug tracking, build, release, test
management, and support.

Required Technical Expertise:
- Proficient understanding of web markup, including HTML5, CSS3.
- Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS.
- Proficient understanding of client-side scripting and JavaScript frameworks.
- Proficient knowledge of javascript, typescript.
- Good understanding of advanced JavaScript libraries and frameworks such as Angular 2+, knowing ReactJS is a plus.
- Good understanding of asynchronous request handling, partial page updates, and AJAX.
- Basic knowledge of image authoring tools, to be able to crop, resize, or perform small adjustments on an image. Familiarity with tools such as Gimp or Photoshop is a plus.
- Proficient understanding of cross-browser compatibility issues and ways to work around them.
- Proficient understanding of code version control such as Git.
- Good understanding of SEO principles and ensuring that application will adhere to them.
- Good understanding of connecting Front-end applications with REST API or other web services.

Preferred Qualifications:
- Bachelor of Engineering or Masters of Computer Applications.

Email: careers@cavliwireless.com

DevOps Engineer

Job Description:

We are looking for a competent and self-driven DevOps Engineer to be an integral part of our cloud engineering team. The ideal candidate understands technology deeply at both the server level and at the development level, comprehends the gaps and is excited about filling those gaps and taking proactive steps to ensure accelerated software development.

Certifications and experience in CISCO, Juniper, AWS, Docker, Kubernetes.

Responsibilities:

- Managing cloud infrastructure in AWS.
- ManagIng Docker microservices right from Git CI/CD to ECR to Kubernetes Cluster.
- Managing strict microservice versioning policies.
- Monitoring and maintaining cluster, nodes and its pod health.
- Strategizing efficient pod auto-scaling policies.
- Maintaining Git CI/CD deployment request from R&D team in a timely manner.
- Working together with the team to implement ideas to better monitor the K8S cluster and services. (Like
creating custom Prometheus probes).

Required Technical Expertise include:

- Strong understanding of building and setting up new development tools and infrastructure.
- Strong knowledge and experience of cloud infrastructure (AWS), systems, network design, and cloud migration projects.
- Strong knowledge and understanding of CI/CD principles, practices, and tools.
- Working knowledge of codes and scripts.
- Experience with Git.
- Strong understanding of networking fundamentals.
- Ability to work in fast paced environments and a team player.

Preferred Qualifications :

- Bachelor’s/Master’s degree in computer science/ engineering or a related field.
- Certifications in AWS, Juniper, CISCO and other relevant areas.

Email: careers@cavliwireless.com

Back-End Engineer

Job Description:

We are looking for competent, self driven and passionate developers to be a part of our core engineering team. Our ideal candidate is an excellent problem solver and has exceptional coding skills.The candidate is expected to have hands-on experience building and deploying web applications in the cloud, with a strong preference for experience with the design and creation of a configuration-driven platform that can support multiple distinct customer implementations from a unified code-base.
Experience in Node.js, micro services, and APIs is required.

Responsibilities:
- Write and maintain scalable/reusable codes.
- Translating customer and business needs into scalable architecture and components that can serve millions of users every day.
- Establishing engineering tools and processes for feature tracking, bug tracking, build, release, test management, and support.
- Being involved in all aspects of software development.
- Create and own a high-performance and responsive API system which may be accessed from any interface - web,mobile or automated systems.
- Defining, creating and maintaining parts of the database system.
- Develop and architecture for security, scalability of users, data and ensure future maintainability of the product.

Required Technical Expertise include:
- Experience in working with schema-free/flexible databases using NoSQL technologies like MongoDB.
- Possess a solid debugging process and exhibit technical intuition.
- Experience in Node JS and its framework/libraries like Express.
- Good understanding of REST APIs and its security techniques.
- Build tools like Docker.
- Ability to build a feature from scratch & drive it to completion.

Preferred Qualifications :
- Bachelor of Engineering / Masters of Computer Applications


Email: careers@cavliwireless.com

Embedded Engineer

Job Description:

We are looking for firmware engineers whose primary responsibility will be to work on cellular L2/L3 stack on technologies like LTE, CAT-M, NB-IoT, 5G-NR. The preferred embedded platform knowledge is ThreadX, FreeRTOS, Embedded Linux, C/C++ with added knowledge on protocols like CoAP/LwM2M/MQTT/MQTT-SN. You will be working on chipsets like Qualcomm MDM9205, Qualcomm QCX212, UNISOC 8909B, UNISOC 8908A, PXA1802. You will be working with other engineers who will cooperate with you in determining the architecture and constraints of the project. Ideal candidates will have excellent skills in collaborative problem solving, the willingness to overcome hardware constraints, and the internal drive to create quality products.

Responsibilities :
- Analyze the project and participate in multi-way discussions with hardware designers, cloud engineers, and
server-side developers to familiarize yourself with the product.
- Design, build, and test efficient, high-quality embedded code.
- Ensure the robustness of the code in the face of heavy-duty hardware use.
- Ensure the robustness and security of wireless communication protocol, stability, resilience with cloud
environment as well as with different cellular technologies.
- Ensure that the firmware is as protected and tamper-proof as the hardware platform can provide.
- Collaborate on the design of future revisions of the product.

Preferred Skillsets:
- Strong experience with ARM Cortex M, R, and A series microcontrollers and microprocessors.
- Strong experience with FreeRTOS and its an added value if, knowledge in ThreadX.
- Strong knowledge of the C/C++ programming language in an embedded software context.
- Strong knowledge of software platforms like ARM Keil and Developer Studio.
- Strong knowledge of security layers like mbedTLS, sharkSSL, and wolfSSL.
- Experience interfacing and driver development for USB and PCI-e.
- Experience with USB/PCI-e communication.
- Experience with low-power design and advanced sleep modes for controllers.
- Understanding of underlying electronics to the point where it influences firmware development and debugging.
- A knack for benchmarking and optimization.
- Familiarity with source control tools such as Git.

Email: careers@cavliwireless.com

Senior PCB Designer

Job Description:
We are looking for a senior PCB Designer to join our hardware engineering team. Your primary responsibilities will include being involved in all stages of PDB design and strengthening design verification processes.

Job Responsibilities :
- Being involved in all stages of PCB design including design for manufacturing, assembly and testing.
- Hardware schematic drafting, high speed multi-layer mixed signal PCB design using Cadence Allegro and
Altium Designer.
- PCB Layer management for signal integrity and impedance control.
- Designing high speed PCBs up to 12 Layers for embedded applications.
- Coordinating with the circuit designers team and manufacturing team.

Technical Expertise:
- Solid understanding of tools like Cadence Allegro, Altium Designer.
- Solid Experience with RF PCB layout.
- Expertise in Signal Integrity Analysis using Altium Designer.
- Ability to interpret basic design intent from schematics.
- Experience with power PCB layout.
- Design experience with interfaces/standards like: DDR-2, DDR-3, USB, Ethernet, HDMI, LVDS, DIS, Micro SD,
I2C, SP, etc.
- Knowledge of EMI/EMC.
- Knowledge in Mentor Graphics Hyperlynx.
- Expertise in power supply design and high speed signals.

Preferred Qualifications:
- Post graduate or graduate in electronics or electrical engineering.






Email: careers@cavliwireless.com