01 / BUSINESS SYSTEMS
SolarPros Portal
An enterprise operations platform for solar dealership management and sales execution. Multiple connected applications support the different parts of the business.
View full project JONAS CARL LIM · SOFTWARE DEVELOPER
Ideas into
digital reality.
I build applications that connect people,
simplify work, and move businesses forward.
01 / SELECTED WORK
All 29 projects ↓Built to make
a difference.
02 / WEB APPLICATIONS
OpenTrain AI
An AI data and talent marketplace connecting companies with data labelers, AI trainers, freelancers, and agencies for annotation, evaluation, and reinforcement learning from human feedback.
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03 / MOBILE APPLICATIONS
Source by Pros
A fully featured mobile workspace for field teams, synchronized in real time with the web portal.
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04 / BUSINESS SYSTEMS
USHS CRM
A customer relationship and operations platform connecting administrators, technicians, and sales teams.
View full project02 / COMPLETE PORTFOLIO
29 projects
Every project.
All the details.
Business systems 11
0103050607091314172829
SolarPros Portal
Bubble.io / Xano / PostgreSQL
USHS CRM
Bubble.io / Google API / Zapier
Service Portal
Bubble.io / JavaScript / Shopify
Super ERP
Bubble.io / JavaScript / Shopify
Credit Collections System
PHP / Laravel
Time Keeping System
PHP / Laravel / cPanel
Dealership App
Bubble.io / Glide / Make
Ticket Management System
Bubble.io / Glide
Sitewerkr
Bubble.io / Stripe
Employee Timekeeping
PHP / Laravel / JavaScript
Collections Tracking Tool
PHP / Laravel / JavaScript
Web applications 10
04101215161819202123
OpenTrain AI
Bubble.io / Stripe / Twilio
Marketing and CRM Web Application
Bubble.io / Postmark / Azure DevOps
Buildercoms
Bubble.io / Stripe / GoHighLevel
Referral App
Bubble.io
My Memba
Bubble.io / Stripe / SendGrid
Reddit Manager
Bubble.io / Reddit API
Entrepreneur Ecosystem
Bubble.io / Google OAuth / LinkedIn OAuth
Onboarding App
Glide
Perfect Stories
Glide
Voucherify API Integration
ColdFusion / Voucherify API / Miro
Mobile applications 03
03 / ABOUT ME
Thoughtful code.
Practical solutions.
I’m Jonas, a software developer building web apps, mobile experiences, and the systems behind everyday work.
From React and Next.js to Laravel and low-code platforms, I choose the tools that fit the problem. My work spans CRM, business operations, learning platforms, and API integrations.
I enjoy working with teams to turn complex workflows into clear, useful applications.
Tools I work with
From the interface to the integration.
Frontend
- HTML
- CSS
- JavaScript
- TypeScript
- React
- Next.js
- Tailwind CSS
- Vite
Backend & data
- PHP
- Laravel
- Supabase
- PostgreSQL
- MySQL
- Xano
- REST APIs
Platforms & mobile
- FlutterFlow
- Bubble.io
- Glide
- WordPress
- Moodle
- Totara
- AWS
Integrations & automation
- Shopify
- Stripe
- Twilio
- OpenAI API
- Zapier
- Make
04 / LET’S CONNECT
Have something
in mind?
A project, a role, or an idea worth exploring.
I’d love to hear about it.