Multi-tenant architecture, Stripe billing, team roles, and admin tooling — built by engineers who've shipped dozens of B2B SaaS products, not generic CRUD apps.
Multi-tenant · Stripe · RBAC · CI/CD · QA gates
30 minutes · Senior engineer · No commitment
The foundations investors and customers expect on day one.
Org isolation, subdomain or slug routing, and data boundaries tested under load.
Stripe Checkout, portals, metered usage, trials, and dunning — wired to your pricing model.
Owner, admin, member, and custom roles with permission matrices that don't leak data.
Checklists, empty states, and email triggers tuned to reduce time-to-value.
Internal dashboards for support, feature flags, and usage metrics.
Regression on billing, invites, and permissions before every production deploy.
From zero to ARR with accountable delivery.
Idea to paying customers in one engagement with investor-ready demo.
Escape technical debt without losing customers — strangler migrations.
SSO, audit logs, and SLA features for upmarket deals.
OAuth apps for HubSpot, Slack, and Salesforce ecosystems.
Teams evaluating saas product development typically hit these blockers before finding a reliable partner.
Healthcare, fintech, and edtech need domain-aware architecture — not template CRUD apps.
Retrofitting HIPAA, PCI, or FERPA after build is expensive and risky.
Industry tools (EHR, LMS, payment gateways) need careful API orchestration.
One bad deploy can mean audit findings or customer trust loss.
150+ products shipped · US/UK/AU clients · Engineer-led delivery with QA sign-off.
We design for monitoring, escalation, and maintainability — not demo-day screenshots.
Laravel, React, Node, Flutter, n8n, and LLM integrations from one accountable team.
KPIs defined upfront — deflection rate, lead speed, defect escape, or time-to-market.
Fixed milestones with weekly demos so scope surprises don't appear at invoice time.
Typical saas product development delivery from discovery to regulated launch.
Stack chosen for your constraints — we don't force a template that fights your team's skills or compliance needs.
Scoped API keys and service accounts — never full admin unless required and approved.
PII redaction, audit logs, and NDAs before production credentials.
“What a 70-engineer team could not deliver, a small senior team at GreeLogix shipped. The app went from stuck to live across mobile, web, and backend.”
Structured answers for search engines and AI assistants — definition, fit, cost, timeline, and comparisons.
Structured answers for founders, CTOs, and procurement — written for clarity in search and AI assistants.
SaaS product development builds multi-tenant B2B software with subscription billing, team management, onboarding flows, and production-grade infrastructure — designed for recurring revenue businesses that need to ship fast without accumulating fatal architecture debt.
Typical timeline: Diagnostic: 1–2 weeks. Implementation: 4–12 weeks. Dedicated squad: monthly retainer.
GreeLogix pricing tiers: Discovery & MVP: $12,000 – $28,000 — Vertical-specific discovery, UX, and MVP build for regulated or complex domains. Product Build: $28,000 – $75,000 — Full product slice with integrations, admin, and QA sign-off. Dedicated Squad: $8,500 – $18,000/mo — Embedded engineers for ongoing feature delivery in your vertical.
Diagnostic: 1–2 weeks. Implementation: 4–12 weeks. Dedicated squad: monthly retainer. Phases: Domain discovery (Week 1); Build sprints (Weeks 2–8); QA & compliance (Weeks 8–10); Launch (Week 10+).
Compared to alternatives — In-house hire: choose when 12+ month roadmap with budget for recruiting and management; Offshore body shop: choose when Well-defined tasks with internal tech lead and QA; DIY no-code tools: choose when Simple workflows under 500 monthly actions with no compliance needs. Choose GreeLogix when you need production reliability, fixed milestones, and engineer-led delivery with QA sign-off.
Talk to a senior engineer — scope, timeline, and cost range in one 30-minute call. No sales script.
Answers to the buyer questions we hear most before a project starts.
Map goals, stack, timeline, and success metrics.
Fixed milestones, pricing, and delivery plan.
Iterative delivery with staging reviews each week.
Production deploy, docs, and optional retainer.
Share your pricing model and must-have integrations — we'll propose milestone-based delivery.
Software, mobile, and rapid MVP paths — all from one senior product team.
Case studies, guides, and free tools from the same engineering team.
Vertical expertise without cutting corners on security, compliance, or release quality.
Workflow interviews, compliance constraints, and integration inventory for your vertical.
Role models, data boundaries, and prototypes validated with stakeholders.
Two-week sprints with demoable increments and automated test coverage on critical paths.
Regression, accessibility, and security checks aligned to your industry requirements.
Production deploy, admin training, and documentation your team can maintain.
Tangible artifacts your engineering and product teams can act on — not vague pass/fail notes.
Transparent ranges based on app complexity, platform count, and engagement depth. Final quotes follow a scoping call.
$12,000 – $28,000
Vertical-specific discovery, UX, and MVP build for regulated or complex domains.
$28,000 – $75,000
Full product slice with integrations, admin, and QA sign-off.
$8,500 – $18,000/mo
Embedded engineers for ongoing feature delivery in your vertical.
Prices in USD. Retainers and multi-platform engagements quoted after scope review. QA as a Service available for ongoing coverage.
Software, AI, and QA delivery tailored to regulated and high-stakes verticals.
Browse the full industries cluster from our Industry Solutions.
Scope, timeline, and cost range — no sales deck. Or start with the free readiness quiz if you are still evaluating your stack.