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Muhammad Ali Mughal

Principal Software Engineer building and scaling enterprise-grade systems since 2017 - across InsuranceTech, Fintech, SaaS, E-commerce, and Government. I don't just write code - I own systems. From ar

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B2B AI Workflow Automation in Production: RAG Architecture, Guardrails, and Token Cost Engineering for Enterprise Operations

B2B AI Workflow Automation in Production: RAG Architecture, Guardrails, and Token Cost Engineering for Enterprise Operations

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7 min read

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Legacy ERP & Monolith Modernization: How to Execute a Strangler-Fig Migration Without Downtime or Data Loss

Legacy ERP & Monolith Modernization: How to Execute a Strangler-Fig Migration Without Downtime or Data Loss

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8 min read
JSON Web Token (JWT) Security Pitfalls: alg: none, Weak HMAC Secrets, and Client-Side Token Inspection Without Leaking Payloads

JSON Web Token (JWT) Security Pitfalls: alg: none, Weak HMAC Secrets, and Client-Side Token Inspection Without Leaking Payloads

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8 min read
Senior & Staff Engineer Resume Architecture: How to Pass Both ATS Keyword Filters and Hiring Manager 6-Second Scans

Senior & Staff Engineer Resume Architecture: How to Pass Both ATS Keyword Filters and Hiring Manager 6-Second Scans

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8 min read
VoIP, SIP Trunking & Custom WebRTC Contact Center Architecture: Reducing Call Latency, Jitter & Per-Seat SaaS Costs

VoIP, SIP Trunking & Custom WebRTC Contact Center Architecture: Reducing Call Latency, Jitter & Per-Seat SaaS Costs

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8 min read
Multi-Tenant SaaS Database Architecture in 2026: Shared Schema vs. PostgreSQL RLS vs. Database-per-Tenant

Multi-Tenant SaaS Database Architecture in 2026: Shared Schema vs. PostgreSQL RLS vs. Database-per-Tenant

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7 min read
CORS Misconfigurations in Production APIs: How Access-Control-Allow-Origin & Credentials Leak Sensitive Data (And How to Audit Headers)

CORS Misconfigurations in Production APIs: How Access-Control-Allow-Origin & Credentials Leak Sensitive Data (And How to Audit Headers)

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8 min read
How ATS Parsers Read Work Experience Dates, Career Gaps & Overlapping Roles (Greenhouse, Workday & iCIMS Breakdown)

How ATS Parsers Read Work Experience Dates, Career Gaps & Overlapping Roles (Greenhouse, Workday & iCIMS Breakdown)

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8 min read
Custom E-Commerce vs. Shopify Plus vs. WooCommerce in 2026: Cost & Architecture

Custom E-Commerce vs. Shopify Plus vs. WooCommerce in 2026: Cost & Architecture

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8 min read
Custom Software vs. Off-the-Shelf SaaS in 2026: The 3-Year Cost & ROI Framework

Custom Software vs. Off-the-Shelf SaaS in 2026: The 3-Year Cost & ROI Framework

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8 min read
Strategy & Factory Patterns: Payment & Courier Code

Strategy & Factory Patterns: Payment & Courier Code

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7 min read
Multi-Stage Dockerfiles for PHP & Node: 70% Smaller Images

Multi-Stage Dockerfiles for PHP & Node: 70% Smaller Images

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7 min read
How to Audit HTTP Security Headers (CSP, HSTS & More)

How to Audit HTTP Security Headers (CSP, HSTS & More)

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7 min read
How to Write Resume Bullet Points That Quantify Impact

How to Write Resume Bullet Points That Quantify Impact

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8 min read
Calling LLM APIs in Production: JSON, Timeouts & Cost Caps

Calling LLM APIs in Production: JSON, Timeouts & Cost Caps

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7 min read
Composite Indexes in PostgreSQL & MySQL: Column Order Guide

Composite Indexes in PostgreSQL & MySQL: Column Order Guide

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7 min read
How to Audit DNS Records Before a Domain Migration (Without Downtime)

How to Audit DNS Records Before a Domain Migration (Without Downtime)

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8 min read
Resume Formatting Mistakes That Break ATS Parsing (And How to Fix Them)

Resume Formatting Mistakes That Break ATS Parsing (And How to Fix Them)

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8 min read
Laravel Interview Questions With Answers From Real Projects

Laravel Interview Questions With Answers From Real Projects

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6 min read
How to Prevent Double Booking: Locks, Holds and Expiry

How to Prevent Double Booking: Locks, Holds and Expiry

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7 min read
How Long Should a Password Be? Password Entropy Explained

How Long Should a Password Be? Password Entropy Explained

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7 min read
How to Track Job Applications: A Simple System That Works

How to Track Job Applications: A Simple System That Works

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7 min read
Running Laravel Queues in Production: Redis, Supervisor, Retries and Failed Jobs

Running Laravel Queues in Production: Redis, Supervisor, Retries and Failed Jobs

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5 min read
How to Check an SSL Certificate in 10 Minutes (and Fix the Most Common HTTPS Errors)

How to Check an SSL Certificate in 10 Minutes (and Fix the Most Common HTTPS Errors)

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6 min read
Which ATS Is This Job Using? How to Tell From the Job Link (and What to Do Differently)

Which ATS Is This Job Using? How to Tell From the Job Link (and What to Do Differently)

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6 min read
Planning a VoIP Phone System for a Small Business: An Asterisk and FreePBX Checklist

Planning a VoIP Phone System for a Small Business: An Asterisk and FreePBX Checklist

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5 min read
How to Check SPF, DKIM and DMARC Records in 10 Minutes (and Fix the Common Mistakes)

How to Check SPF, DKIM and DMARC Records in 10 Minutes (and Fix the Common Mistakes)

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6 min read
How to Tailor Your Resume Keywords to a Job Description (Without Keyword Stuffing)

How to Tailor Your Resume Keywords to a Job Description (Without Keyword Stuffing)

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6 min read
Launching an Online Store in Pakistan: A Practical Guide to Platforms, Payments, COD, and Hosting

Launching an Online Store in Pakistan: A Practical Guide to Platforms, Payments, COD, and Hosting

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5 min read
How to Hide a Secret Message Inside an Image: A Practical Guide to Steganography

How to Hide a Secret Message Inside an Image: A Practical Guide to Steganography

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6 min read
Why Your Resume Gets Rejected by ATS (and How to Fix It in 15 Minutes)

Why Your Resume Gets Rejected by ATS (and How to Fix It in 15 Minutes)

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6 min read
How ATS Resume Parsers Work (and How to Pass Them)

How ATS Resume Parsers Work (and How to Pass Them)

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2 min read
Why ATS Systems Reject 75% of Resumes (And How AI Fixes It)

Why ATS Systems Reject 75% of Resumes (And How AI Fixes It)

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2 min read
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