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Kartik Khanna

Full Stack Engineer (.NET/C#) | SDE @ Fareportal | Distributed Systems | React, Kafka, SQL | GenAI & LLM Integration

Gurugram

4+ years of work experience

Fareportal
Jul 20233 yrsPresent

Hybrid

System Architecture & Latency: Designed a real-time notification system using ASP.NET Core SignalR with a Redis Backplane. This enabled instant alerts across distributed microservice instances, completely eliminating a 10-second polling latency. Modernization & Migration: Led the migration of the IncentivePlus microservice from .NET Core 3.1 to .NET 8 Minimal API. Implemented JWT Authentication and integrated Scalar API documentation. Performance Engineering: Resolved critical memory leaks and reduced the system footprint by 20% using IHttpClientFactory and DI-based telemetry. This stabilized microservice deployments, reducing pod crashes from 4 per week to 0 and increasing availability by 10%. Database Optimization: Slashed CallDispose and GetUserRoles API response times by 50% by tuning stored procedures and optimizing execution plans. AI/GPU Integration: Built an end-to-end GPU-accelerated Call Analytics tool using Faster-Whisper on an Azure NVAd VM (A10 GPU). Processed over 10,000 calls monthly, achieving 60% faster processing and a 25% increase in transcription accuracy. Security & Auth: Built a scalable Role-Based Access Control (RBAC) Service using RESTful APIs and JWT Auth. Securely managed over 2,000 users across a multi-tenant architecture. Workflow Automation: Developed a .NET microservice integrating NICE Voice APIs and automated SAG workflows via Dapper. Delivered template-driven emails and built React components, saving 25 minutes per agent daily and achieving 100% adoption.
Fareportal
Oct 20229 mosJun 2023

Gurugram, Haryana, India

Implemented search by PNR in Global Search of One Agent Platform, Ops One stop solution for Customer Support Agents. Maintained high code quality standards, achieving 90%+ API unit test coverage and 80%+ UI integration test coverage using Moq and React Testing Library. Infrastructure: Implemented a centralized structured logging Proof of Concept (PoC) utilizing the Elastic Stack. Automation & AI: Developed a .NET Scheduler for automated call recording downloads using Playwright. Deployed a Python Flask API leveraging Faster-Whisper for audio transcription and sentiment analysis.
SkillShip Foundation
Jul 20207 mosJan 2021

Led the design and implementation of Snipcode, a full-stack website allowing users to share and retrieve code snippets on various topics. Ensured site responsiveness and created an intuitive site structure and navigation to meet webpage objectives.

Education

Vellore Institute of Technology (VIT)

Bachelor of Technology - BTech, Computer Science

Vellore Institute of Technology (VIT)

20194 yrs2023

10+2, PCM+Computer Science

Ryan International School, Shahjahanpur

20162 yrs2018

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Headline

Full Stack Engineer (.NET/C#) | SDE @ Fareportal | Distributed Systems | React, Kafka, SQL | GenAI & LLM Integration

About

I build high-performance distributed systems and scalable .NET microservices. Currently a Software Development Engineer (S2) at Fareportal, I specialize in C#/.NET, React, and integrating GenAI/GPU capabilities into enterprise production environments. My core focus is solving complex backend challenges—whether that’s modernizing legacy architectures, eliminating system latency, or orchestrating AI models for real-time customer support. Technical Impact & Scale: Migrated critical microservices to .NET 8 Minimal APIs and optimized SQL execution plans, fixed thread pool starvation, cutting backend latency by 50%. Architected a real-time SignalR/Redis notification system that eliminated 10-second polling latency across distributed instances. Designed and deployed GPU-accelerated Call Analytics (Azure NVAd VM, Faster-Whisper), processing 10,000+ monthly calls with a 60% speed increase. Built and scaled Role-Based Access Control (RBAC) securely managing 2,000+ multi-tenant users. Core Stack: C#, .NET 8, ASP.NET Core, React.js, SQL Server, Redis Caching, Distributed Systems, GenAI. Currently open to Software Engineer II / .NET Backend Engineer roles.

Location

Gurugram

Work experience

Software Development Engineer at Fareportal, Jul 2023 - Present · 3 yrs, Hybrid, System Architecture & Latency: Designed a real-time notification system using ASP.NET Core SignalR with a Redis Backplane. This enabled instant alerts across distributed microservice instances, completely eliminating a 10-second polling latency. Modernization & Migration: Led the migration of the IncentivePlus microservice from .NET Core 3.1 to .NET 8 Minimal API. Implemented JWT Authentication and integrated Scalar API documentation. Performance Engineering: Resolved critical memory leaks and reduced the system footprint by 20% using IHttpClientFactory and DI-based telemetry. This stabilized microservice deployments, reducing pod crashes from 4 per week to 0 and increasing availability by 10%. Database Optimization: Slashed CallDispose and GetUserRoles API response times by 50% by tuning stored procedures and optimizing execution plans. AI/GPU Integration: Built an end-to-end GPU-accelerated Call Analytics tool using Faster-Whisper on an Azure NVAd VM (A10 GPU). Processed over 10,000 calls monthly, achieving 60% faster processing and a 25% increase in transcription accuracy. Security & Auth: Built a scalable Role-Based Access Control (RBAC) Service using RESTful APIs and JWT Auth. Securely managed over 2,000 users across a multi-tenant architecture. Workflow Automation: Developed a .NET microservice integrating NICE Voice APIs and automated SAG workflows via Dapper. Delivered template-driven emails and built React components, saving 25 minutes per agent daily and achieving 100% adoption.

Software Engineer Intern at Fareportal, Oct 2022 - Jun 2023 · 9 mos, Gurugram, Haryana, India, Implemented search by PNR in Global Search of One Agent Platform, Ops One stop solution for Customer Support Agents. Maintained high code quality standards, achieving 90%+ API unit test coverage and 80%+ UI integration test coverage using Moq and React Testing Library. Infrastructure: Implemented a centralized structured logging Proof of Concept (PoC) utilizing the Elastic Stack. Automation & AI: Developed a .NET Scheduler for automated call recording downloads using Playwright. Deployed a Python Flask API leveraging Faster-Whisper for audio transcription and sentiment analysis.

Software Engineer at SkillShip Foundation, Jul 2020 - Jan 2021 · 7 mos, Led the design and implementation of Snipcode, a full-stack website allowing users to share and retrieve code snippets on various topics. Ensured site responsiveness and created an intuitive site structure and navigation to meet webpage objectives.

Education

Bachelor of Technology - BTech, Computer Science, Vellore Institute of Technology (VIT)

10+2, PCM+Computer Science, Ryan International School, Shahjahanpur

Kartik Khanna - Software Development Engineer in Gurugram | Tal