Open to New Opportunities

Hi, I'm
Karanpreet Singh
Full Stack Python Developer

I build scalable web applications, enterprise software, AI-powered solutions, modern SaaS products, and digital experiences using Django, FastAPI, Next.js, React, Python, cloud platforms, and modern development practices.

50+

Projects Delivered

3 Years 6 Months

Total Experience

100%

Client Satisfaction

Karanpreet Singh
Ready For New Challenges

100%

COMMITMENT

50+

Projects

Full Stack Development

Experience that shaped my career.

Over the last 3 Years 6 Months, I've built enterprise software, scalable backend systems, and premium web applications for startups, businesses, and freelance clients.

3 Years 6 Months

Years Experience

3

Companies & Freelance

Full Stack

Development

Jun 2026 — PresentCurrent

Judge India Solutions Pvt. Ltd.

Full Stack Python Developer

Building scalable backend systems, AI-powered solutions, and modern full-stack applications for businesses and clients. Working across the complete development lifecycle from application architecture and database design to secure API development, responsive frontend interfaces, and production deployment. Using Python, Django, FastAPI, React, Next.js, TypeScript, and MySQL to create high-performance, maintainable, and scalable digital products. Also focused on AI integrations, intelligent automation, third-party APIs, system optimization, debugging, and continuous improvement of production-ready applications.

FastAPIReactNext.jsTypeScriptDjangoPythonMySQLAPI Development
Apr 2024 — Mar 2026

Prabhusar Algotech Pvt. Ltd.

Python Developer

Developed and maintained enterprise-grade web applications and scalable backend systems using Python, Django, MySQL, JavaScript, and Bootstrap. Worked on stock market–based applications involving real-time and continuously updated data, focusing on efficient data processing, backend logic, database optimization, and reliable system performance. Designed and developed scalable APIs, complex business workflows, and data-driven features while contributing to large-scale government and business software solutions. Collaborated on performance optimization, debugging, feature enhancements, and maintaining robust applications built to handle complex workflows and high volumes of data.

DjangoPythonMySQLJavaScriptBootstrapAPI Development
Mar 2023 — Mar 2024

Phiteck Web Solutions Pvt. Ltd.

Python Developer

Developed backend systems and custom web solutions for print-on-demand and e-commerce platforms using Django, Python, Shopify, MySQL, JavaScript, and Bootstrap. Built and maintained backend functionality, database-driven workflows, APIs, and custom features to support product management, order processing, and e-commerce operations. Worked with Shopify-based stores and integrations, helping automate and streamline workflows between e-commerce platforms and backend systems. Collaborated with designers and clients to translate business requirements into scalable, reliable, and user-friendly digital solutions, while contributing to feature development, debugging, performance optimization, and ongoing application improvements.

DjangoPythonMySQLJavaScriptBootstrapShopifyAPI Development

Tech Stack

Modern technologies I use to build fast, scalable and production-ready digital products.

Python

FastAPI

Django

Flask

React

Next.js

JavaScript

TypeScript

HTML5

CSS3

Tailwind

Bootstrap

WordPress

WooCommerce

Shopify

Razorpay

cPanel

Swagger

Gunicorn

Docker

Nginx

Linux

Celery

MySQL

PostgreSQL

SQLite

Redis

Git

GitHub

GitLab

Ubuntu

Postman

Services I Offer

From full-stack web applications to AI-powered solutions, I build fast, scalable, and user-focused software that helps businesses grow.

100%

Client Satisfaction

50+Projects Delivered
24×7 Support

Full Stack Development

Modern, scalable web applications built with performance and maintainability in mind.

Next.jsReactDjangoNode.js

E-commerce Development

High-converting online stores with secure payments and custom admin solutions.

ShopifyWooCommerceRazorpay

API Integration

Connect third-party platforms, payment gateways and cloud services seamlessly.

REST APIOAuthWebhooks

AI Development

AI-powered chatbots, automation and intelligent business workflows.

OpenAIChatbotsAutomation

Latest Work

A curated selection of websites, ecommerce stores, Shopify, WooCommerce and custom web applications designed with performance, scalability and exceptional user experience in mind.

No projects found

Try selecting another category.

Trusted by Clients Worldwide

Real Reviews. Real Results.

Reviews collected from Upwork, LinkedIn, Direct Clients, Email and long-term collaborations.

5.0
120+Reviews
40+Happy Clients

Working with Karanpreet was a very good experience. He created an excellent Shopify store with great care and attention. From the beginning, he understood my needs clearly and always listened patiently to my ideas. He worked honestly and put real effort into this project. The store looks professional, clean, and works smoothly. Whenever I asked for changes, he responded quickly and fixed everything without any problem. His communication was clear and polite, which made me feel comfortable throughout the work. What I liked most is that Karanpreet truly cares about his work. He treated my project like his own and always tried to give the best result. It is hard to find someone so dedicated and reliable. I am very happy with the final Shopify store and thankful for his hard work. I highly recommend Karanpreet to anyone looking for a skilled and trustworthy Shopify developer. I would be happy to work with him again

JS

John Smith

@johnsmith

Upwork

Whenever I think about the best freelancer I’ve ever worked with, the very first name that comes to mind is Karanpreet. From the very first day of our collaboration, he impressed me with his professionalism, patience, and genuine dedication to delivering outstanding results. It’s rare to come across someone who not only understands the technical side of the work but also brings so much positivity, warmth, and care to the process. Karanpreet is truly a gem on Upwork. He approaches every task with full responsibility and treats the project as if it were his own. What stands out most about him is his attitude calm, polite, and focused, no matter how big or small the challenge may be. He listens carefully to every detail, takes feedback gracefully, and always strives to improve until everything is perfect. His communication is always clear, transparent, and timely, which makes the entire workflow smooth and stress-free.

DW

Dhanajay

Upwork

Working with Karanpreet has been an absolutely amazing experience. From the very beginning they understood my vision and went above and beyond to bring it to lifee. Their expertise in Shopify, Liquid and APIs is outstanding they not only delivered exactly what I asked for but also suggested improvements that made the store even better. CommUnication was smooth deadlines were always respected, and the quality of work was flawless. What impressEd me most was the dedication and genuine care they puttt into the project treating it as if it were their own store. I feel truly grateful for their hard work and professionalism and I would highly recommend them to anyone looking for a skilled Shopify developer. I am already excited to work with them again on future projects

MB

Michael Brown

Email

Good knowledge of Python and Django. Readily available and great attitude. Discusses options for best implementation and wants the best for the project. Highly recommend.

DC

Dhananjay Agarwal

@danielc

Upwork

Karanpreet did a great job! He is a very experienced developer. He followed all my instructions, and even made his own suggestions about design. With only 10 pages available for reference, he developed the front-end for an entire app, consisting of at least 40 different pages. He is extremely mannered and easy to work with. His commitment is at all time high. I highly recommend him for your project!

T

Temirlan

Upwork

Loved his work and dedication payed off well.

GW

Grace Walker

Upwork

Karanpreet delivered good work on this Python development project and I enjoyed working with him. His communication was top-notch, He Completed project successfully and also respect the deadline and budget. He responds very quickly and is always there for you when you need him and would recommend him to everyone.

MR

Mia Roberts

@miaroberts

Upwork

Excellent communication and impressive problem-solving skills.

CK

Charlotte King

LinkedIn

Great understanding of business requirements and technical implementation.

LM

Lucas Martin

Direct Client

Excellent developer with deep technical knowledge. Highly recommended.

NL

Noah Lewis

@noahlewis

Upwork

A pleasure to work with. Honest, skilled and committed to quality.

HM

Henry Moore

Direct Client

Outstanding experience from planning through deployment and ongoing support.

AC

Andrew Cooper

Email

Working with Karanpreet was a very good experience. He created an excellent Shopify store with great care and attention. From the beginning, he understood my needs clearly and always listened patiently to my ideas. He worked honestly and put real effort into this project. The store looks professional, clean, and works smoothly. Whenever I asked for changes, he responded quickly and fixed everything without any problem. His communication was clear and polite, which made me feel comfortable throughout the work. What I liked most is that Karanpreet truly cares about his work. He treated my project like his own and always tried to give the best result. It is hard to find someone so dedicated and reliable. I am very happy with the final Shopify store and thankful for his hard work. I highly recommend Karanpreet to anyone looking for a skilled and trustworthy Shopify developer. I would be happy to work with him again

JS

John Smith

@johnsmith

Upwork

Whenever I think about the best freelancer I’ve ever worked with, the very first name that comes to mind is Karanpreet. From the very first day of our collaboration, he impressed me with his professionalism, patience, and genuine dedication to delivering outstanding results. It’s rare to come across someone who not only understands the technical side of the work but also brings so much positivity, warmth, and care to the process. Karanpreet is truly a gem on Upwork. He approaches every task with full responsibility and treats the project as if it were his own. What stands out most about him is his attitude calm, polite, and focused, no matter how big or small the challenge may be. He listens carefully to every detail, takes feedback gracefully, and always strives to improve until everything is perfect. His communication is always clear, transparent, and timely, which makes the entire workflow smooth and stress-free.

DW

Dhanajay

Upwork

Working with Karanpreet has been an absolutely amazing experience. From the very beginning they understood my vision and went above and beyond to bring it to lifee. Their expertise in Shopify, Liquid and APIs is outstanding they not only delivered exactly what I asked for but also suggested improvements that made the store even better. CommUnication was smooth deadlines were always respected, and the quality of work was flawless. What impressEd me most was the dedication and genuine care they puttt into the project treating it as if it were their own store. I feel truly grateful for their hard work and professionalism and I would highly recommend them to anyone looking for a skilled Shopify developer. I am already excited to work with them again on future projects

MB

Michael Brown

Email

Good knowledge of Python and Django. Readily available and great attitude. Discusses options for best implementation and wants the best for the project. Highly recommend.

DC

Dhananjay Agarwal

@danielc

Upwork

Karanpreet did a great job! He is a very experienced developer. He followed all my instructions, and even made his own suggestions about design. With only 10 pages available for reference, he developed the front-end for an entire app, consisting of at least 40 different pages. He is extremely mannered and easy to work with. His commitment is at all time high. I highly recommend him for your project!

T

Temirlan

Upwork

Loved his work and dedication payed off well.

GW

Grace Walker

Upwork

Karanpreet delivered good work on this Python development project and I enjoyed working with him. His communication was top-notch, He Completed project successfully and also respect the deadline and budget. He responds very quickly and is always there for you when you need him and would recommend him to everyone.

MR

Mia Roberts

@miaroberts

Upwork

Excellent communication and impressive problem-solving skills.

CK

Charlotte King

LinkedIn

Great understanding of business requirements and technical implementation.

LM

Lucas Martin

Direct Client

Excellent developer with deep technical knowledge. Highly recommended.

NL

Noah Lewis

@noahlewis

Upwork

A pleasure to work with. Honest, skilled and committed to quality.

HM

Henry Moore

Direct Client

Outstanding experience from planning through deployment and ongoing support.

AC

Andrew Cooper

Email

Great Shopify developer! Very professional, fast, and easy to work with. Fixed everything perfectly. Highly recommend!

SJ

Shrey Aggarwal

@shreyaggarwal

Upwork

Karanpreet did an excellent job on my Shopify store. They handled everything from theme customization to product listings and Shopify API integration. The store looks great, is fast, mobile-friendly, and SEO optimized. Communication was clear, and they met deadlines. Highly recommend!

SA

Shrey Aggarwal

@Shreyaggarwal

Upwork

Karanpreet did a great job. He carefully followed all the guidelines and implemented the required corrections as expected. Highly recommend Karanpreet!

OT

Olivia Taylor

LinkedIn

Karanpreet is an excellent developer he is highly skilled and did wonderful job. He makes things efficient. I am going to hire him again and i also recommend others to hire hin

SL

Fahad Rasool Dar

Upwork

Very knowledgeable in Next.js and backend architecture. Great communication.

T

Temirlan

@Temirlan

LinkedIn

Had a Great Experience with karanpreet.

EH

Ethan Harris

Direct Client

Very clean code and well structured project. Easy for our team to maintain.

BH

Benjamin Hall

Email

Delivered before the deadline with outstanding quality.

MY

Matthew Young

@mattyoung

Upwork

Always quick to respond and provided valuable suggestions throughout.

ES

Emma Scott

Email

The UI looks amazing and performance is better than we expected.

IA

Isabella Adams

LinkedIn

Excellent work. We have already started discussing the next project.

VB

Victoria Baker

@victoriab

Upwork

One of the smoothest collaborations we've had. Highly recommended.

AT

Amelia Turner

@ameliat

LinkedIn

Great Shopify developer! Very professional, fast, and easy to work with. Fixed everything perfectly. Highly recommend!

SJ

Shrey Aggarwal

@shreyaggarwal

Upwork

Karanpreet did an excellent job on my Shopify store. They handled everything from theme customization to product listings and Shopify API integration. The store looks great, is fast, mobile-friendly, and SEO optimized. Communication was clear, and they met deadlines. Highly recommend!

SA

Shrey Aggarwal

@Shreyaggarwal

Upwork

Karanpreet did a great job. He carefully followed all the guidelines and implemented the required corrections as expected. Highly recommend Karanpreet!

OT

Olivia Taylor

LinkedIn

Karanpreet is an excellent developer he is highly skilled and did wonderful job. He makes things efficient. I am going to hire him again and i also recommend others to hire hin

SL

Fahad Rasool Dar

Upwork

Very knowledgeable in Next.js and backend architecture. Great communication.

T

Temirlan

@Temirlan

LinkedIn

Had a Great Experience with karanpreet.

EH

Ethan Harris

Direct Client

Very clean code and well structured project. Easy for our team to maintain.

BH

Benjamin Hall

Email

Delivered before the deadline with outstanding quality.

MY

Matthew Young

@mattyoung

Upwork

Always quick to respond and provided valuable suggestions throughout.

ES

Emma Scott

Email

The UI looks amazing and performance is better than we expected.

IA

Isabella Adams

LinkedIn

Excellent work. We have already started discussing the next project.

VB

Victoria Baker

@victoriab

Upwork

One of the smoothest collaborations we've had. Highly recommended.

AT

Amelia Turner

@ameliat

LinkedIn

Let's Build
Something
Amazing.

Looking for a modern website, web application, ecommerce store, or long-term development partner? I'd love to discuss your next project.

Response Time

Within an Hour

Ready to start your project?

Whether it's a startup, enterprise platform, ecommerce store, or AI-powered application, I'd be happy to discuss your ideas.