This is usually a culture + tooling gap, not a headcount problem. Common root causes: manual deployment steps that should be automated, CI pipelines that run everything sequentially, no proper staging environment, and fear of deploying because there's no quick rollback path.
At UPSystems we help teams go from 'deploy once a sprint' to multiple deploys per day -- it's about pipeline architecture, proper test strategy, and confidence in rollbacks. If you want, I can share our CI/CD maturity checklist -- DM me.