Hi I'm Tarenjit Singh Bajwa, Full Stack Developer with 12+ years of experience building scalable web and mobile applications. Skilled in FastAPI, Laravel, React, Next.js, Flutter, and PostgreSQL. Strong background in SaaS platforms, banking integrations, and cloud deployment (AWS/GCP/DigitalOcean). Open to remote and freelance projects worldwide.…

Tarenjit Singh Bajwa

Hi I'm Tarenjit Singh Bajwa, Full Stack Developer with 12+ years of experience building scalable web and mobile applications. Skilled in FastAPI, Laravel, React, Next.js, Flutter, and PostgreSQL. Strong background in SaaS platforms, banking integrations, and cloud deployment (AWS/GCP/DigitalOcean). Open to remote and freelance projects worldwide.…

Available to hire

Hi I’m Tarenjit Singh Bajwa,
Full Stack Developer with 12+ years of experience building scalable web and mobile applications. Skilled in FastAPI, Laravel, React, Next.js, Flutter, and PostgreSQL. Strong background in SaaS platforms, banking integrations, and cloud deployment (AWS/GCP/DigitalOcean). Open to remote and freelance projects worldwide.

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Skills

Experience Level

JavaScript
Expert
SQL
Expert
Python
Expert
Docker
Expert
Node.js
Expert
TypeScript
Expert
Flutter
Expert
Laravel
Expert
AWS
Expert
Tailwind
Expert
Spring
Expert
React JS
Expert
PostgreSQL
Expert
MySQL
Expert
Kubernetes
Expert
Java
Expert
GraphQL
Expert
PHP
Expert
Rust
Expert
Bootstrap
Expert
Vue.js
Expert
CodeIgniter
Expert
Jira
Expert
MongoDB
Expert
Go
Expert
Oracle
Expert
React Native
Expert
OpenStack
Intermediate
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Language

English
Fluent
Indonesian
Fluent

Work Experience

Senior Full Stack Developer at Freelance / Self-Employed
January 1, 2019 - Present
Delivered SaaS platforms, mobile apps, and enterprise systems for banking, SaaS, education, and enterprise sectors; focused on API development (FastAPI, Laravel), frontend (React/Next.js), and mobile (Flutter); integrated payment gateways, digital signatures (VIDA API), and high-throughput microservices. Deployed apps with Docker on AWS/GCP.
Back End & Full Stack Developer at Freelance / Self-Employed
December 31, 2019 - September 13, 2025
Developed and maintained enterprise and banking solutions including CRM, e-Invoicing, and mobile apps; built APIs, optimized SQL queries, and designed multi-tenant SaaS architecture. Proficient with Laravel, CodeIgniter, Java Spring Boot, PostgreSQL, SQL Server; delivered stand-alone and integrated solutions.
Senior Full Stack Developer at Freelance & Remote Projects
January 1, 2019 - Present
Led multiple freelance and remote projects building SaaS platforms, mobile apps, and enterprise systems. Focused on API development using FastAPI and Laravel, frontend development with React and Next.js, and mobile development with Flutter. Integrated payment gateways and digital signatures (VIDA API), and built high-throughput Rust microservices. Deployed apps on AWS and Google Cloud with Docker.
Back End & Full Stack Developer
December 31, 2019 - September 13, 2025
Developed and maintained enterprise banking solutions including CRM, e-Invoicing, and mobile apps. Built APIs and optimized SQL queries; designed multi-tenant SaaS architecture. Hands-on with Laravel, CodeIgniter, Java Spring Boot; PostgreSQL, MySQL, SQL Server; and ReactJS front-end.

Education

Bachelor of Information Technology at Universitas Bina Nusantara (BINUS), Jakarta
January 11, 2030 - September 13, 2025
Bachelor of Information Technology at Universitas Bina Nusantara (Binus)
January 11, 2030 - September 13, 2025

Qualifications

Add your qualifications or awards here.

Industry Experience

Financial Services, Software & Internet, Education, Professional Services, Media & Entertainment
    paper Document Mananagement System for Banks

    Build the DMS for Banking with the roles and permission configured. Using React as front end, Express Js as Backend and PostgreSQL as Database

    paper Electronic Journal Monitoring System

    Built system to collect all Journal / Receipt Electronic from ATMs and Transform with logical parsing for all kind machines who have different format and send the data to Database. That data then we can explore using Web with Laravel full frontend and backend + Java as parsing tools + SQL server as Database

    paper CRM & Banking Integrations

    Built APIs and dashboards with ReactJS frontend for enterprise banking systems + Laravel as backend + Python as data streaming integration from surrounding system + SQL Server;

    paper Gym SaaS

    Modular subscription-based system for gyms, yoga, pilates, and fitness studios (Laravel + Flutter).

    paper SaaS QA Platform

    Developed backend (FastAPI) and frontend (ReactJS), role-based access, and test management features.