How I built a tech newsletter side income that pays the bills

A focused tech newsletter scales from zero to four-figure monthly income in 18 months if you publish consistently, niche down, and stack two or three revenue streams. The playbook below works for technical writers willing to ship every week for at least 12 months. ## Pick a niche you can sustain The niche has to be narrow enough that you can be identified as the source, and broad enough that you do not run out of material. Examples that work: distributed systems internals, indie SaaS economics, AI engineering case studies, Postgres performance. ## Publish weekly for 12 months no matter what The first three months feel like shouting into void. Months 4 to 6 a small core audience forms. Months 7 to 12 organic growth kicks in. Most newsletters that fail give up between month 2 and month 5. ## Build the archive as a public site Hosting the newsletter archive as an indexable public site compounds organic growth via search. By month 12, the archive often becomes the single largest source of new subscribers. ## Layer revenue in order 1. Affiliate links to tools you genuinely use. Starts producing immediately at any list size. 2. Native ads via the publishing platform. Works above ~3,000 engaged subscribers. 3. Paid subscriptions or sponsorships. Works above ~10,000 engaged subscribers with a clear premium angle. ## Realistic numbers at 12 months A focused tech newsletter at 8,000 subscribers commonly generates 800 to 2,500 USD per month across affiliates, native ads, and small sponsorships. At 20,000+ it crosses 4,000 USD per month for most operators. ## What I would do differently - Start the archive on day one, not month six - Set a fixed weekly publication day and protect it like a meeting - Invest in headline writing harder than in body writing - Stop trying to grow on every platform; focus organic on one or two ## When to consider going full-time Sustained 4,000 USD per month for six months with growing subscriber base. Below that, treat it as a side income and protect your day job.