Senior Software Engineer

Building scalable solutions with 8+ years of experience

Ex-Amazon • Ex-Expedia • Ex-Starbucks
Specializing in high-performance backend services, modern frontend applications, and enterprise Salesforce solutions.

Karanbir Toor

About Me

Senior Software Engineer with 8+ years of experience designing and delivering scalable, high-performance software solutions across cloud, backend, and IoT systems.

I've had the privilege of working with industry leaders including Amazon Web Services, Expedia, and Starbucks, where I've built systems handling thousands of transactions per second and managed portfolios worth hundreds of millions of dollars.

My expertise spans the full technology stack - from architecting robust backend microservices to creating intuitive frontend experiences and implementing complex Salesforce integrations. I'm passionate about code quality, performance optimization, and delivering solutions that drive real business value.

8+

Years of Experience

99.99%

System Uptime

1,800

TPS Handled

$400M+

Portfolio Value

Services

Backend Services

Scalable microservices architecture using Java, Kotlin, and Python. Cloud-native solutions on AWS with high availability and performance optimization.

  • Microservices Architecture
  • REST & gRPC APIs
  • Cloud Infrastructure (AWS, GCP, Azure)
  • Database Optimization

Frontend Development

Modern web applications with responsive design and optimal user experience. From simple websites to complex single-page applications.

  • React.js Applications
  • Responsive Web Design
  • JavaScript & TypeScript
  • Performance Optimization

Salesforce Solutions

Custom Salesforce implementations and integrations for enterprise clients. Proven experience with banking and mortgage industry solutions.

  • Custom Apex Development
  • REST API Integrations
  • Workflow Automation
  • Performance Optimization

Portfolio

iOS Apps

GurbaniGPT

Your AI-powered Sikhism companion. Read any Ang from Sri Guru Granth Sahib Ji, ask questions about Sikh teachings, and get contextual insights with authentic references.

View on App Store

Vehicle Repair AI

Your AI-powered vehicle repair assistant. Scan VINs to instantly identify vehicles and chat with an AI mechanic for diagnostics, troubleshooting, and step-by-step repair guidance.

View on App Store

Virtual Run Club

Run with others anytime, anywhere. Compete in live virtual races, join Ghost Runs to race against recorded times, or enjoy casual fun runs. Track your progress and stay motivated with social running.

View on App Store

Technical Skills

Languages

Java Kotlin Python C/C++ JavaScript Swift SQL

Frameworks

Spring Boot .NET Node.js React.js

Cloud & DevOps

AWS Azure GCP Docker CI/CD

Databases

MongoDB PostgreSQL MySQL NoSQL

Get a Quote

Let's Build Something Great Together

Ready to discuss your project? I'd love to hear about your requirements and provide you with a detailed quote for your software development needs.

toork7@gmail.com
Seattle, WA Area