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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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How ATS Parses Employment Dates and Gaps
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How ATS Parses Employment Dates and Gaps

#career #resume #jobs #productivity
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7 min read

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Subresource Integrity & CDN Script Pinning: Catching Silent Payload Swaps
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Subresource Integrity & CDN Script Pinning: Catching Silent Payload Swaps

#security #webdev #javascript #frontend
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8 min read
Webhooks That Stopped Arriving: Gap Detection & Reconciliation
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Webhooks That Stopped Arriving: Gap Detection & Reconciliation

#laravel #webhooks #architecture #devops
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7 min read
System Design Interviews From Production Scars, Not Blog Diagrams
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System Design Interviews From Production Scars, Not Blog Diagrams

#career #interview #systemdesign #programming
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8 min read
Cron Jobs That Never Ran: Heartbeats & Dead-Man Switches for SaaS
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Cron Jobs That Never Ran: Heartbeats & Dead-Man Switches for SaaS

#devops #laravel #architecture #monitoring
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7 min read
WebMCP & Tool-Calling Attack Surfaces: What an E-Shop Can Make an Agent Do
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WebMCP & Tool-Calling Attack Surfaces: What an E-Shop Can Make an Agent Do

#security #ai #webdev #privacy
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7 min read
Live Coding Without Freezing: Narration, Checklists & Partial Credit
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Live Coding Without Freezing: Narration, Checklists & Partial Credit

#career #interview #programming #ats
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8 min read
SQL Window Functions for SaaS Metrics Interviews
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SQL Window Functions for SaaS Metrics Interviews

#sql #postgres #career #database
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6 min read
Transactional Outbox Pattern in Laravel SaaS
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Transactional Outbox Pattern in Laravel SaaS

#laravel #architecture #php #database
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7 min read
Permissions-Policy: Lock Down Camera, Mic & Geo
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Permissions-Policy: Lock Down Camera, Mic & Geo

#security #webdev #javascript #devops
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6 min read
Choosing Redis, SQS or Database Queues for Laravel and Node SaaS
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Choosing Redis, SQS or Database Queues for Laravel and Node SaaS

#architecture #laravel #devops #node
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7 min read
Prompt Injection via Docs Your Tools Fetch: Markdown, READMEs & Issue Bodies
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Prompt Injection via Docs Your Tools Fetch: Markdown, READMEs & Issue Bodies

#security #ai #webdev #privacy
1
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7 min read
Take-Home Tests That Prove Depth Without Unpaid Labor Theater
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Take-Home Tests That Prove Depth Without Unpaid Labor Theater

#career #interview #programming #ats
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7 min read
How ATS Parses Location, Remote & Relocation
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How ATS Parses Location, Remote & Relocation

#career #resume #jobs #productivity
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7 min read
Observability for Async Work: Correlation IDs & Job Traces
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Observability for Async Work: Correlation IDs & Job Traces

#architecture #laravel #devops #node
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7 min read
Mutual TLS for Internal APIs: Private CAs, Rotation & Pinning Trade-offs
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Mutual TLS for Internal APIs: Private CAs, Rotation & Pinning Trade-offs

#security #webdev #devops #privacy
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8 min read
The 15-Minute Pre-Submit Resume QA Pipeline
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The 15-Minute Pre-Submit Resume QA Pipeline

#career #resume #ats #programming
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8 min read
Offline-First Field Service PWAs: Sync Without Data Loss
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Offline-First Field Service PWAs: Sync Without Data Loss

#pwa #javascript #laravel #webdev
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7 min read
Third-Party API Deprecations: Catch Them Before Prod
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Third-Party API Deprecations: Catch Them Before Prod

#api #laravel #php #devops
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7 min read
DNSSEC Explained: Verify the Chain of Trust Yourself
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DNSSEC Explained: Verify the Chain of Trust Yourself

#security #dns #devops #networking
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7 min read
Delayed Jobs, Schedulers & Clock Skew Gotchas
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Delayed Jobs, Schedulers & Clock Skew Gotchas

#architecture #laravel #devops #node
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7 min read
ACME Automation Failures: Renewal Outages, Rate Limits & DNS-01 Pitfalls
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ACME Automation Failures: Renewal Outages, Rate Limits & DNS-01 Pitfalls

#security #webdev #devops #privacy
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8 min read
Engineering Leadership Bullets: Mentoring, Hiring and Incident Command Without Fluff
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Engineering Leadership Bullets: Mentoring, Hiring and Incident Command Without Fluff

#career #resume #ats #programming
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8 min read
Acronyms vs Spelled-Out Skills: How ATS Search Matches
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Acronyms vs Spelled-Out Skills: How ATS Search Matches

#career #resume #jobs #productivity
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7 min read
Subresource Integrity (SRI): Pin Your CDN Scripts
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Subresource Integrity (SRI): Pin Your CDN Scripts

#security #webdev #javascript #html
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7 min read
Dead Letter Queues, Poison Messages & Safe Replay Playbooks
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Dead Letter Queues, Poison Messages & Safe Replay Playbooks

#architecture #laravel #devops #node
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7 min read
Certificate Transparency Monitoring: Catching Unexpected Certificates for Your Domains
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Certificate Transparency Monitoring: Catching Unexpected Certificates for Your Domains

#security #webdev #devops #privacy
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7 min read
Summary or No Summary in 2026: What Recruiters and Semantic Screeners Actually Read
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Summary or No Summary in 2026: What Recruiters and Semantic Screeners Actually Read

#career #resume #ats #programming
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7 min read
Playwright E2E Tests for Checkout and Login in CI
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Playwright E2E Tests for Checkout and Login in CI

#testing #playwright #devops #webdev
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7 min read
Queue Backpressure, Fairness & Tenant Isolation in Multi-Tenant SaaS
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Queue Backpressure, Fairness & Tenant Isolation in Multi-Tenant SaaS

#architecture #laravel #devops #node
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6 min read
Certificate Revocation in 2026: CRLs, the Decline of OCSP & Short-Lived Certificates
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Certificate Revocation in 2026: CRLs, the Decline of OCSP & Short-Lived Certificates

#security #webdev #devops #tls
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7 min read
AI-Drafted Resumes and Recruiter Skepticism: Making LLM Bullets Sound Like You
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AI-Drafted Resumes and Recruiter Skepticism: Making LLM Bullets Sound Like You

#career #resume #ai #programming
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7 min read
Feature Flags for Multi-Tenant SaaS: Tenant Rollouts
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Feature Flags for Multi-Tenant SaaS: Tenant Rollouts

#saas #architecture #laravel #devops
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7 min read
Multi-Warehouse Inventory: A Stock Ledger That Balances
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Multi-Warehouse Inventory: A Stock Ledger That Balances

#architecture #database #laravel #postgres
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7 min read
MTA-STS and TLS-RPT: Enforce TLS for Inbound Email
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MTA-STS and TLS-RPT: Enforce TLS for Inbound Email

#security #email #devops #dns
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7 min read
Idempotent Jobs & Exactly-Once Effects: Designing Safe Retries
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Idempotent Jobs & Exactly-Once Effects: Designing Safe Retries

#architecture #laravel #devops #node
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7 min read
Reading X.509 Certificates by Hand: SANs, Key Usage, Chains & Intermediates
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Reading X.509 Certificates by Hand: SANs, Key Usage, Chains & Intermediates

#security #webdev #devops #tls
1
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7 min read
Tailoring Without Lying: Mapping Job Description Keywords to Real Evidence
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Tailoring Without Lying: Mapping Job Description Keywords to Real Evidence

#career #resume #jobsearch #programming
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7 min read
B2B Dealer Portals: Tier Pricing, Credit Limits, Bulk
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B2B Dealer Portals: Tier Pricing, Credit Limits, Bulk

#webdev #architecture #laravel #ecommerce
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6 min read
Leaked TLS Private Keys: Proving Compromise, Finding Every Affected Cert & Rotating Safely
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Leaked TLS Private Keys: Proving Compromise, Finding Every Affected Cert & Rotating Safely

#security #webdev #devops #tls
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6 min read
The One-Story Resume Test: Building a Flagship Project Section That Still Passes ATS
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The One-Story Resume Test: Building a Flagship Project Section That Still Passes ATS

#career #resume #jobsearch #programming
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6 min read
LLM Gateway & FinOps Architecture for B2B SaaS: Semantic Caching, Routing & Tenant Quotas
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LLM Gateway & FinOps Architecture for B2B SaaS: Semantic Caching, Routing & Tenant Quotas

#ai #architecture #saas #devops
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8 min read
Zero-Trust Reverse Proxy Hardening in Nginx: Rate Limiting, Request Smuggling Guards & mTLS
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Zero-Trust Reverse Proxy Hardening in Nginx: Rate Limiting, Request Smuggling Guards & mTLS

#nginx #security #devops #webdev
1
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9 min read
Career Switcher & Self-Taught Developer Resumes in 2026: Turning Non-Linear Work Into Searchable Signals
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Career Switcher & Self-Taught Developer Resumes in 2026: Turning Non-Linear Work Into Searchable Signals

#career #resume #beginners #jobsearch
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8 min read
Production Observability on a Budget: OpenTelemetry Traces, Structured Logs & Tail Sampling
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Production Observability on a Budget: OpenTelemetry Traces, Structured Logs & Tail Sampling

#opentelemetry #observability #laravel #node
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8 min read
Replatforming Without Losing SEO: Redirect Map Playbook
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Replatforming Without Losing SEO: Redirect Map Playbook

#seo #webdev #nginx #devops
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7 min read
Multi-Vendor Checkout: Splitting One Cart by Seller
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Multi-Vendor Checkout: Splitting One Cart by Seller

#architecture #ecommerce #laravel #database
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6 min read
CAA Records and CT Logs: Control Who Issues Your Certs
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CAA Records and CT Logs: Control Who Issues Your Certs

#security #dns #devops #webdev
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7 min read
Hidden Characters That Break ATS Keyword Matching
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Hidden Characters That Break ATS Keyword Matching

#career #resume #jobs #unicode
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7 min read
Subdomain Takeover & Dangling DNS Reconnaissance: Auditing CNAME, NS, TXT & TLS Certificates
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Subdomain Takeover & Dangling DNS Reconnaissance: Auditing CNAME, NS, TXT & TLS Certificates

#security #dns #webdev #devops
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9 min read
Contractor, Agency & Fractional Engineering Resumes: Grouping Short Roles Without Job-Hopping Flags
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Contractor, Agency & Fractional Engineering Resumes: Grouping Short Roles Without Job-Hopping Flags

#career #resume #freelance #jobsearch
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9 min read
SaaS Usage-Based Billing & Metering Architecture: Event Ingestion, Rollups & Stripe Invoicing
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SaaS Usage-Based Billing & Metering Architecture: Event Ingestion, Rollups & Stripe Invoicing

#saas #architecture #stripe #backend
Comments 1
7 min read
Resume Section Headings: What ATS Parsers Recognize
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Resume Section Headings: What ATS Parsers Recognize

#career #resume #jobs #productivity
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7 min read
Regular Expression Denial of Service (ReDoS) in JS & PHP: Spotting Catastrophic Backtracking
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Regular Expression Denial of Service (ReDoS) in JS & PHP: Spotting Catastrophic Backtracking

#security #javascript #php #webdev
1
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8 min read
Writing System Design, Reliability & Cost-Reduction Bullets for Backend & DevOps Resumes
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Writing System Design, Reliability & Cost-Reduction Bullets for Backend & DevOps Resumes

#career #resume #devops #jobsearch
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8 min read
How ATS Parses Your Resume Contact Header
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How ATS Parses Your Resume Contact Header

#career #resume #jobs #beginners
Comments
7 min read
Multi-Tier Caching & Stampede Protection with Redis/Valkey: Singleflight Locks & SWR
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Multi-Tier Caching & Stampede Protection with Redis/Valkey: Singleflight Locks & SWR

#redis #laravel #performance #architecture
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9 min read
OAuth 2.1, OIDC ID Tokens & PKCE Forensics: Auditing Claims, Nonces & Audience Confusion in SPAs
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OAuth 2.1, OIDC ID Tokens & PKCE Forensics: Auditing Claims, Nonces & Audience Confusion in SPAs

#security #oauth #javascript #webdev
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9 min read
Surviving ATS Knock-Out Questions, Work Authorization Filters & Years-of-Experience Traps
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Surviving ATS Knock-Out Questions, Work Authorization Filters & Years-of-Experience Traps

#career #resume #jobsearch #ats
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9 min read
Secure SaaS File Uploads: Signed URLs, Scanning, Isolation
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Secure SaaS File Uploads: Signed URLs, Scanning, Isolation

#security #aws #laravel #architecture
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7 min read
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