Mustafa Najoom
Growth & Strategy
CPA turned B2B marketer. Ex-VP of Growth at Gaper.io. Writes about the economics of custom software, SaaS replacement, and go-to-market for AI-powered products.
About Mustafa
Mustafa is a CPA turned B2B marketer with a strong focus on go-to-market strategy. Before joining AltStack, he spent six years as VP of Growth at Gaper.io, where he helped drive growth for a company that partners with startups and Fortune 500 businesses to build, launch, and scale AI-powered products — from custom large language models for healthtech and accounting to AI agents that automate complex workflows across fintech, legaltech, and beyond.
Over those years, Gaper.io worked with more than 200 startups and several Fortune 500 companies, built a network of 2,000+ elite engineers across 40+ countries, and supported clients that collectively raised over $300M in venture funding.
At AltStack, Mustafa leads growth and go-to-market strategy, and writes most of our build-vs-buy, SaaS replacement, and vertical-market analyses. His accounting background shows up in every ROI calculation we publish — if there is a number on the site, Mustafa has stress-tested it.
Recent Articles by Mustafa
9 articles published
Subscription Fatigue Is Real. AI Just Ended the SaaS Era.
Subscription fatigue isn't a vibe — it's a measurable shift in how companies buy software. We analyzed 340 procurement decisions in 2025 and found the "rent vs own" logic has inverted. Here's what changed and what it means for the next decade.
Who Owns Your Data? The SaaS Vendor Lock-In Problem Nobody Talks About
Every SaaS vendor promises "data portability." Most deliver a CSV dump missing 40% of your operational context. We audited the export formats of 15 popular tools — here's what you actually lose when you leave.
HIPAA-Compliant Custom Software: What Healthcare Practices Need to Know
Most healthcare practices assume HIPAA compliance requires buying certified SaaS. That's a myth. Custom software built correctly can be more compliant, more secure, and dramatically cheaper than your current EHR — if you know what to specify.
The $420K SaaS Tax: How One 50-Person Team Cut Software Spend by 73%
Meet Meridian Collective — a 50-person creative agency paying $420,000/year across 47 SaaS subscriptions. Here's exactly how they replaced 9 of those tools with custom software, cut spend by 73%, and stopped paying the SaaS tax forever.
The Complete Guide to Replacing SaaS Tools with Custom Software [2026]
The average company spends $8,400/employee/year on SaaS, and a third of that is waste. This complete guide walks you through the entire process of replacing SaaS tools with custom software: from audit to architecture to migration. Whether you're replacing one tool or rebuilding your entire stack, this is the playbook.
We Analyzed 25 Companies' SaaS Spend: Here's What We Found
We analyzed the SaaS spending of 25 companies across 8 industries. The findings were stark: the average company spends $8,400 per employee per year on SaaS, prices are rising 11.4% annually, and over a third of that spend is pure waste, unused licenses, duplicate tools, and forgotten subscriptions.
How to Replace Jira, Calendly, and Intercom with One Custom Platform
Your team juggles Jira for project management, Calendly for scheduling, and Intercom for support, three separate logins, three separate bills, and data scattered across three silos. Here's how to replace all three with one custom platform built in under two weeks.
Vibe Coding for Business: How Non-Technical Teams Ship Software in 2026
Vibe coding: the practice of describing what you want and letting AI generate the code, has exploded in 2026. But most coverage focuses on developers. Here's how non-technical business teams are using vibe coding to ship real software and replace expensive SaaS tools.
The Build vs. Buy Equation Has Flipped
For decades, "just buy SaaS" was the rational default. But AI-powered development has collapsed build costs by 70–80%, while SaaS prices climb 11.4% annually. The math has flipped, and the companies that realize it first will have a permanent cost advantage.
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