✨ Available for Opportunities

Hi, I'm
Harwinderjit Singh

I'm a  

Results-driven Software Engineer with 6+ years of experience building scalable SaaS applications, FinTech platforms, CRM/POS systems, and enterprise-grade web applications.

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React Next.js Node.js Django MongoDB TypeScript
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Years Experience
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Projects Delivered
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Web Applications
100%
Client Focused
About

Who I Am

A passionate full-stack developer who turns ideas into production-grade digital products.

Professional Summary

Results-driven Software Engineer with expertise in scalable web development, RESTful APIs, CRM/POS systems, FinTech applications, cloud integrations, and analytics-driven solutions. Experienced in delivering production-grade applications with optimized performance, automated testing frameworks, and responsive user experiences.

⚡

Full Stack Development

React, Next.js, Node.js, Django, REST APIs, scalable architecture.

💳

FinTech & Payment APIs

Stripe, PayPal, Razorpay — secure payment workflows and multi-gateway integrations.

📊

Analytics & Optimization

Power BI, Tableau, Google Analytics — performance tuning and SEO.

Expertise

Technical Skills

A modern stack built for speed, scale, and developer experience.

Frontend
React
Next.js
TypeScript
Tailwind CSS
HTML5 / CSS3
Backend
Node.js
Django
PHP
REST APIs
CakePHP
Databases
MongoDB
MySQL
MariaDB
SQL Optimization
Analytics
Power BI
Tableau
Google Analytics
Hotjar
Work

Featured Projects

Production-grade applications built for real users and real scale.

Full-Stack Online Ordering System

Production-grade ordering platform with a real-time kitchen dashboard, concurrent order management, and multi-gateway payments — built to handle high traffic with scalable RESTful APIs and a fully responsive frontend.

React Node.js MongoDB Django Stripe PayPal
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FinTech Payment Platform

Secure financial platform with automated vendor payment workflows and multi-gateway support — Stripe, PayPal, Razorpay, and PayU — with SQL-optimized high-volume transaction processing.

Next.js Stripe PayPal SQL Django
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Commercial Wholesale Platform

Enterprise SEO platform with 60+ static pages across coverage, industry, and solutions categories. Dark design system, sticky nav, CI/CD for zero-downtime deploys.

Next.js Tailwind CSS CI/CD MongoDB
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Insurance Solutions Platform

Full-stack insurance platform with dynamic quoting, policy management dashboards, third-party API integrations, and CI/CD pipelines for zero-downtime deployments.

Next.js Express CI/CD Node.js
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Experience

Employment History

Building production-grade software across multiple industries and continents.

Team Leader
Kognitive Sales Solutions — Toronto, Canada
Current Role
Jun 2024 – Present
  • Lead and mentor a team of 5–15 associates with training, coaching, and performance feedback to exceed targets by over 200%.
  • Collaborate with regional managers to pilot new strategies and coordinate promotional campaigns across 4+ locations.
  • Interact with 200+ customers daily with strong communication skills and ability to meet tight deadlines.
  • Contributed to 10% growth in customer engagement across promotional campaigns.
Team Leadership 200%+ Target Achievement 4+ Locations 200+ Daily Customers
Software Developer
Aether Software Solutions — Chandigarh, India
Jan 2019 – Sep 2023
  • Designed, developed, tested, and maintained 15+ responsive web applications using React, Next.js, Node.js, Python, CakePHP, and custom PHP following SDLC best practices.
  • Built scalable CRM and POS systems for 20+ restaurant clients with RESTful APIs and microservices, integrating Zomato, Swiggy, Stripe, and PayPal.
  • Engineered PhyloPay financial platform handling secure transactions, vendor payment automation, and multi-gateway integrations with optimized SQL query performance.
  • Improved application performance by 30% through database optimization, lazy loading, and design pattern adherence.
  • Enhanced SEO and customer engagement by 25% through responsive design and frontend optimization techniques.
  • Integrated real-time analytics tools (Google Analytics, Hotjar) for user tracking and performance monitoring.
  • Conducted code reviews and maintained comprehensive technical documentation with unit testing frameworks.
  • Collaborated with product managers and QA engineers within Agile sprints to deliver high-quality software releases.
30% Perf Boost 15+ Web Apps 20+ Restaurant Clients 25% SEO Improvement Agile / Scrum FinTech
Education

Qualifications

Formal training in computer science and data analytics from institutions in Canada and India.

🎓
Post-Graduate Diploma in Data Analytics
St. Clair College — Toronto, Canada
January 2024 – April 2025
🎓
Master of Computer Applications (MCA)
KCL IMT — Punjab, India
August 2016 – May 2018
Contact

Get In Touch

Open to Software Engineering, Full Stack, SaaS, FinTech, and Data Analytics opportunities.

✉️

Email

singhjitharwinder@gmail.com

📞

Phone

+1 (226) 886-5459

📍

Location

Mississauga, Ontario