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Hello World, I am

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Backend & AI Engineer

Building Production-Grade Systems & AI-Driven Microservices.

View My Work Get In Touch
kavya@portfolio:~
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About Me

KM

I'm a Backend-focused Software Engineer passionate about building scalable, AI-driven microservices and production-grade systems.

With expertise in Python, Java, and LLM integrations, I thrive on taking full ownership of end-to-end AI workflows. From deploying robust REST APIs to optimizing SQL queries for real-time analytics dashboards, I love solving complex technical challenges.

Bachelors of Engineering (CSE)

Chitkara University, Punjab

Aug 2022 – Present

0
Months Experience
0
CGPA
0
Major AI Products Built

My Experience

Software Development Engineer in Test

Salescode.ai Gurugram

April 2025 – Present
Backend & AI Engineering
  • Built and maintained Python-based microservices powering AI voice and analytics products, achieving sub-2-second response latency.
  • Owned end-to-end AI workflows (STT, TTS, conversational AI) integrating AWS, Google, and 11 Labs services with ~90-95% accuracy.
  • Designed scalable RESTful APIs and implemented SQL query optimizations for real-time analytics.
  • Deployed production services on AWS (EC2, S3) using Docker, Nginx, and Linux handling live issue resolution.
Automation & Quality Engineering
  • Developed UI (Playwright) and mobile (Flutter) automation, eliminating 100% of manual regression effort.
  • Built DB validation scripts & API testing frameworks for 500+ data points.
  • Integrated with CI/CD pipelines (Jenkins) for fast, repeatable testing.
#a1b2c3f
feat: join Salescode.ai as SDET
+ Onboarded to AI voice product team + Set up Python dev environment
#d4e5f6a
feat: build AI voice pipeline microservices
+ Flask-based STT/TTS pipeline + Sub-2s response latency achieved + Hindi & Spanish support (90-95%)
#b7c8d9e
feat: deploy SalesLens analytics dashboard
+ Real-time dashboards with RBAC + Complex SQL query optimization + 500+ data points validated
#f0a1b2c
feat: automate all regression testing
+ Playwright UI automation framework + Flutter mobile test suite - 100% manual regression eliminated
#e3d4c5b
ops: production AWS deployment pipeline
+ Docker + Nginx on AWS EC2 + Jenkins CI/CD integration + Live issue resolution workflows
HEAD
status: 11 months of impact
+ Full-stack AI ownership + Production-grade systems running + Seeking next challenge...

Certifications & Achievements

AWS Cloud Practitioner

Amazon Web Services

2025

Python (Advanced)

HackerRank

2024

Docker Essentials

Docker Inc.

2024

AI & Machine Learning

Coursera

2024

Skills & Tech Stack

Languages

Python Java JavaScript SQL

Backend

Flask Spring Boot Node.js Express.js REST APIs Microservices

Databases

MySQL MongoDB Amazon RDS

Cloud & DevOps

AWS (EC2, S3) Docker Nginx CI/CD (Jenkins) Linux

Testing & QA

Playwright Flutter Automation API Testing Integration Testing

Frontend

React.js HTML/CSS TailwindCSS

System Architecture

How I design backend & AI pipelines

Client
API Gateway
Flask Service
AI Engine
Database
Analytics

Featured Projects

SCAI – AI Voice Calling Agent

Implemented backend APIs, managed AI-driven voice workflows, and maintained real-time conversational pipelines supporting Hindi and Mexican Spanish with ~90-95% accuracy.

PythonFlaskAWSDockerAI/ML
View Case Study

SalesLens – Analytics Dashboard

Built backend services, optimized complex SQL queries, and developed secure real-time analytics dashboards with detailed role-based access control (RBAC).

PythonREST APIsMySQLAWSReact
View Case Study

Insights & Blog

Backend Mar 2026

Building Sub-2s AI Voice Pipelines with Flask

How I optimized real-time voice processing to achieve production-grade latency for multilingual AI conversations...

5 min read Read More
DevOps Feb 2026

Docker + AWS: My Production Deployment Playbook

A practical guide to deploying Python microservices on AWS EC2 with Docker, Nginx, and zero-downtime updates...

7 min read Coming Soon
AI/ML Jan 2026

STT vs TTS: Lessons from Building Conversational AI

What I learned integrating speech-to-text and text-to-speech services across AWS, Google, and 11 Labs APIs...

6 min read Coming Soon

Get In Touch

Let's build something amazing together.

I'm currently looking for new opportunities. Whether you have a question or just want to say hi, I'll try my best to get back to you!

Phone

+91-8875484025

Email

kavyamittal1282@gmail.com

Location

Gurugram, India

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