Arun Ramesh

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• Enhanced user authentication experience through login functionality redesign, incorporating modern access methods such as social login (Google, Facebook, Apple), and secure QR code-based login. Achieving a 25% increase in success rate.
• Built customer satisfaction surveys (CSAT), Net Promoter Score (NPS), and feedback capture functionality, plus executive dashboards that consolidated satisfaction data into actionable reports for strategic decision-making and customer engagement optimization.
• Led the development of a metrics-driven culture in product teams. Built telemetry to track user behavior and adoption patterns across critical product features. Collaborated cross-functionally to establish measurement frameworks supporting product strategy and business outcomes.
• Worked on improving the pre- and post-meeting experience in the Webex application, including a UI revamp, improvements around scheduling, and generating AI-driven post-meeting content, like summaries, transcripts, and recordings.
• Led the Task Management feature on the Webex client, which involved manual task creation, AI-generated tasks, assignment, AI assistant interaction, etc.
• Collaborated with product management and UX to define project requirements and goals and drive technical discussions and architecture .
• Mentored junior engineers on best practices and technical skills.

• Developed new features and resolved bugs for Avaya's real-time group, emphasizing scalability and reliability.
• Integrated Webphone, Session Border Controller, and Avaya ACD/CM/AES within projects.
• Added call control features including warm transfer, alternate call swaps, and pause/resume call recording.
• Created a Call Event Streaming service to connect Avaya voice with third-party applications.
• Automated deployment processes for AWS resources to enhance efficiency.
• Utilized various AWS services such as Lambda, API Gateway, EC2, Kinesis, SNS, and S3.
• Configured and monitored calls on Session Border Controller to ensure optimal performance.

• Developed innovative features for hardware and software-based Session Border Controller.
• Designed and implemented transcoding codec support AMR-WB, EVRC, and EVS in hardware-based SBC.
• Engineered RTCP generation functionality in software-based SBC.
• Achieved RTP timestamp synchronization in high-availability setups.
• Integrated Intel IPP/PV-SDK in software-based SBC, including codecs EVS, OPUS, AMR-WB, G722, G726, and iLBC.
• Created ring-back tone generation feature to enhance user experience.
• Applied Agile methodology throughout development process to increase efficiency.
• Resolved numerous high-profile customer field issues to maintain satisfaction.

• Conducted analysis, design, and development for CTI, TSP, and JTAPI modules within CUCM.
• Led implementation of new features utilizing C++ programming language, including Location Based Services.
• Migrated Cisco TSP from MS Visual Studio 2005 to 2012, enhancing compatibility.
• Developed remote device solutions for Cisco clients to improve functionality.
• Performed triaging and bug fixing across three distinct components/modules.
• Coordinated collaboration between US and India teams to facilitate project progress.
• Mentored new team members to strengthen team capability and knowledge.
• Executed unit testing and test bed setup to ensure quality assurance.

• Analyzed, designed, developed, and tested software throughout Software Development Lifecycle (SDLC).
• Enhanced feature 'Connection Validation of SIP Requests' for improved functionality.
• Conducted bug fixing and triaging to address critical issues.
• Performed unit testing and regression testing to ensure software quality.
• Provided 24/7 support activities to maintain system reliability.