I had a great experience working with Amaanullah. He is highly skilled in web development and backend systems. The website he developed was fast, secure, and very well structured. What impressed me most was his attention to detail and problem-solving ability. He understands business requirements and converts them into practical digital solutions. If you're looking for a reliable developer for custom software, web applications, or business systems, I highly recommend him.
Amaanullah Khan
PHP & Laravel Developer
Also: Flutter mobile apps
Karachi, Pakistan
4.8 ★ Google Rating
17 verified client reviews
Expert custom software developer and systems architect specializing in high-performance SaaS and CRM solutions. I transform operational friction into scalable growth engines with a focus on measurable ROI.
Download CVCustom CRM, SaaS & Web Apps for Growing Businesses
I build Custom CRM systems, Laravel SaaS backends, and business automation tools - for companies that have outgrown Salesforce, HubSpot, or their current spreadsheet-based process. Based in Karachi, working with local and remote teams (US, UK, UAE).
Laravel / PHP
Custom CRM
SaaS APIs
Automation
1.5M+
Leads managed
in one production CRM
300+
Team members
using it daily
4.8 ★
Average rating
across 17 reviews
How I Work
01
Discovery
I map your current workflow before writing a line of code.
02
Architecture
Database design, APIs, and permissions get planned in phases, not guessed.
03
Build & Deploy
You see working software in stages, not a big reveal at the end.
04
QA & Staging
Everything gets tested on a staging copy before it touches your real data.
05
Handover & Support
You get documentation and a walkthrough, not just a login.
Custom CRM & SaaS Case Studies
View All
CRM & Enterprise Systems
Multi-Tenant CRM - High-Performance Sales & Operations Management System
Enterprise multi-tenant CRM handling 1.5M+ leads and 300+ concurrent users — Laravel backend, tenant isolation, lead routing, and real-time team coordination.
Communication Tech / Enterprise Systems
Chatrox - The Best Custom Alternative to Slack for Enterprises
A fully owned enterprise chat and professional networking platform built as a custom Slack alternative with WebSocket messaging, private channels, role-based access, file sharing, pinned messages, notifications, and future AI bot readiness.
CRM & HRM Systems
HRM - Enterprise Employee Management & Automated Payroll Portal
Enterprise HRM portal with real-time attendance, leave management, payroll automation, and HR analytics — built for monthly cycle reliability.
Each case study covers the problem, architecture, tech stack, and outcomes from live production systems - not concept demos.
Available for Projects
Ready to build your CRM or SaaS system?
Tell me about your project - I reply within 24 hours with clear next steps.
Start Project InquiryCustom Software Development Services
View Our ProcessCustom CRM Development
Built around how your sales team actually works - not a template with 40 unused fields. Replaces Salesforce/HubSpot subscription costs with a system you own outright.
Web App & SaaS Development
Admin portals, subscription platforms, and internal tools - built on Laravel/PHP, no bloated framework you'll have to fight later.
Business Process Automation
If your team is still copy-pasting data between two systems, I build the connector that stops that.
Chat App Development
Real-time messaging with WebSockets - for teams that want their own Slack without per-seat pricing. (See the Chatrox case study.)
Specialized Development in Karachi
Three ways clients usually find me - pick whichever matches what you're building.
CRM Developer in Pakistan
Custom CRM, lead routing, multi-tenant sales platforms, and HRM portals - built around your sales process instead of forcing you into someone else's template.
Laravel Developer in Karachi
Laravel backends, SaaS APIs, admin panels, and enterprise PHP systems - clean architecture that your next developer can actually understand and extend.
Full-Stack Developer in Karachi
CRM, SaaS, automation, and web apps for local and remote clients worldwide - one person handling frontend to database, so nothing gets lost between handoffs.
