• Created the Software Architecture to the Dolby PA components as per the project specification.• Prepared Effort and Cost Estimation, Capacity Planning and Risk analysis.• Provided technical direction for the development, design, systems integration.• Implemented Dolby Pro-Audio Transcoder Engine which will DeMux, Decode, up/down Leveling, Encode and Muxes the media content. • Ported into the customer end devices with SoC platform specific HAL interfaces.• Integrate and review the source code based on the coding guidelines.• Collaborating with stakeholder and prepare the technical documents.• Mentor the team with technical presentation and inspired and motivated the team for the successful delivery. Embedded LINUX, C & C++, POSIX API, G-Streamer, Dolby SDK

Agent Assist Media server for guided assistance during voice and speech interaction in contact center.• Created the Software Architecture to the Agent Assist Media server as per the project specification. • Prepared Effort and Cost Estimation, Capacity Planning and Risk analysis.• Provided technical direction for the development, design, systems integration.• Implemented the media server engine which will create the voice channel to receive the audio from caller and send it to the GCCAI server. • Implemented the event handler which will do the action in respect of caller context based on the responses received from GCCAI server.• Collaborated with offsite team and prepared the technical document which stated absolute information about software components.• Mentor the team with technical presentation and inspired and motivated the team for the successful delivery. Embedded LINUX, C & C++, POSIX API, G-Streamer, Open-CV, GCCAI

Hal interfaces for Bluetooth and WiFi modules on VoIP gateway device.• Created the Software Architecture to the Bluetooth and WiFi module on VoIP gateway as per project specification.• Provided technical direction for the development, design, systems integration.• Implemented the SoC platform specific HAL interface for Bluetooth and WiFi modules to port into VoIP gateway device.• Implemented the Bluetooth and WiFi Stack Manager and Connection Manager middleware modules with multi-threads in linux platform. • Collaborated with offsite team to get the technical knowledge, then prepared the technical document which is shared with stakeholders.• Mentor the team with technical presentation stated absolute information about software components. • Reviewed the code based on coding guidelines, Inspired, and motivated the team for the successful delivery. Embedded LINUX, C & C++, OpenWrt, Rdk-B

Middleware 5G module 'AMF Selection' and 'Connection Management' functionalities on Residential Gateway Device• Familiarized in 5G 3GPP specification and design the integrated architecture for AMF Selection and Connection Management on residential gateway.• Collaborated with the offsite team and prepared the technical document, which is shared with stakeholders, and mentored the team through a technical presentation.• Implemented the STCP interface handler to establish the dynamic association of AMF selection by discover, select, re-allocate, release the AMF based on the control plane signaling.• Implemented the GTP interface handler to establish the data flow path by create, modify, update, and release the connection.• Implemented the SoC platform specific HAL interface for 5G module to port into residential gateway.• Integrated, tested, and reviewed the code based on coding guidelines. Inspired and motivated the team for the successful delivery.LINUX, C & C++, POSIX API, Open5GS, OpenMP, DPDK

Middleware 4G Module on Tracking and Session continuity on EPC Networks• Familiarized in 4G 3GPP specification and designed the solution for tracking and session continuity on EPC networks.• Collaborated with the offsite team and prepared the technical document, which is shared with stakeholders, and mentored the team through a technical presentation.• Implemented the S11 and S10 access handler function to verify whether the subscription data matches with context received from old MME and update the UE location by sending the tracking area update messages.• Implemented the S5 handler function to update the bearer in S-GW to manage the session by create or modify the bearers.• Implemented the GTP path function to routes the buffered uplink and downlink packet based on traffic detection.• Integrated, tested, and reviewed the code based on coding guidelines. Inspired and motivated the team for the successful delivery.LINUX, C & C++, POSIX API, NextEPC, DPDK

Middleware VoIP Conference call functionalities for Media Gateway Server.• Designed the solution for VoIP Conference calls for the Media Gateway as per the technical specification.• Provided technical direction for the development, design, systems integration.• Implemented the conference manager to process MRFC’s control messages and send responses for conference establishment.• Implemented the resource manager, which will allocate / de-allocate the bearers and resources for the participant. • Implemented the mixer engine to mix the participants media streams, then re-encode and forward the mixed media streams to each participant.• Collaborated with the offsite team and prepared the technical document, which is shared with stakeholders, and mentored the team through a technical presentation.• Reviewed the code based on coding guidelines and Inspired and Motivated the team for the successful delivery. LINUX, C & C++, POSIX API, gStreamer, SCTP, RTP, DTLS, SIP

Middleware VoIP engine which handles One-on-One call functionalities on Media Server.• Designed the solution for VoIP One-on-One calls for the Media Server as per the technical specification.• Implemented the call manager to provide the IP multimedia telephony solution such as one-on-one calls, announcements.• Implemented the resource manager which will allocate / de-allocate the bearers and resources for the call legs based on the MRFC’s request messages. • Implemented the streaming engine to process the incoming media streams then re-encode and forward it into the appropriate call legs.• Implemented the health manager to collects, analyze, and publish the information about the utilization of resources.• Integrated, tested, and reviewed the code based on the coding guidelines.• LINUX, C & C++, POSIX API, gStreamer, SCTP, RTP, DTLS, SIP

HAL interfaces to port the Comcast RDK-V on Broadcom IP-STB Gateway.• Familiarized on Comcast RDK components and Broadcom SDK to implement HAL interfaces.• Designed the SoC platform specific HAL interfaces to port the Comcast RDK-V middleware into BCM7128 chipset. • Implemented the SoC platform specific HAL interfaces which shall inject the audio samples into audio hardware and inject video frames into video hardware.• Integrated, tested, and reviewed the code based on the coding guidelines. Embedded LINUX, C & C++, POSIX API, G-Streamer, RDK-V.

HAL interfaces to port the Comcast RDK-V on AM-Logic IP-STB Gateway.• Familiarized on Comcast RDK components and AM-Logic SDK to implement HAL interfaces.• Designed the SoC platform specific HAL interfaces to port the Comcast RDK-V middleware into AML-8726-MBX chipset. • Implemented the SoC platform specific HAL interfaces which shall inject the audio samples into audio hardware and inject video frames into video hardware.• Integrated, tested, and reviewed the code based on the coding guidelines. Embedded LINUX, C & C++, POSIX API, G-Streamer, RDK-V.

API Utilities and loadable kernel module for RTP Manager• Explored the Linux Kernal modules and device driver to enhance the functionality of the multimedia server. • Implemented the memory mapping functionality to stream the data directly into the communication device to achieve the faster transmission.• Implemented the kernel module buffer manager to fetch the subsequent segment on time to avoid play interruption. • Implemented the user space module to spawns the receiver, transmitter and controller threads. Controller could control the kernel module by IOCTL calls. • Managing risk by providing technical responsibility and guidance, enhance people's skills to steering the system by coaching and mentoring.• Integrate the system with its environment by architecture collaboration, Assure the quality by code reviews as well as standards and working practices. Embedded LINUX, C & C++, POSIX API, GNU Tools.

Distributed routing/Channel assignment in Networks Access Point• Explored the WLAN specification & stack to prepare the S/W architecture of the Networks Access Point (NAP).• NAP gateway to connect the wireless node with the backbone network. NAP has load balancer, connection manager, session manager, and control managers module. • Implemented the load balancer to identify the path by discover the neighbor and its routing metric. Connection manager has decide how to bind its interface to neighbors and how to assign radio channels to this interface.• Implemented the session manager to handles high level session information, keeps status & state. Control manager has control the configuration parameters and collect runtime statistics.• Integrate the system with its environment by architecture collaboration, Assure the quality by code reviews as well as standards and working practices. Embedded LINUX, C & C++, POSIX API, GNU Tools

OSPF - Routing protocol optimization of re-convergence processing delay.• Implemented the re-convergence optimization logic to reduce the re-convergence processing delay after the topology changes in router. • Implemented the interface to update the link-state database to reflect the network changes. • Tested the performance and tuned the solution to achieve the expected results.  LINUX, C++, POSIX API, OSPF

Flexible routing exchange & scripting server interfaces to Application Location Register (ALR) for Alcatel 5070 Signaling Server Global• Implemented the routing exchange interfaces using Msg-Queue APIs to receive request from subsystem and send the request to subsystem.• Implemented the scripting interface to accept the client request through TCP socket which will be processed by FLX switch. • Implemented the scripting interface to receive the response from FLX switch then send back to client after changing its format which is understandable client.• Tested the performance and tuned the solution to achieve the expected results. SOLARIS, C++, POSIX API

Middleware Soft-Switch for call management• Implemented the call manager to receive the incoming call on origination call-leg and connect with the termination call-leg.• Implemented the packet manager engine for sending and receiving the voice packet between call-legs.• Tested the performance and tuned the solution to achieve the expected results. VxWorks, C & C++, POSIX API