SaaS Development for Founders and SMBs, From First Tenant to Scale
SaaS development is the design and build of multi-tenant software delivered over the web on a subscription, covering the product itself plus the auth, billing, tenancy, and infrastructure that let many customers use it securely. MicroPyramid designs and builds that platform for founders and SMBs (multi-tenant architecture, subscriptions and billing, dashboards, APIs, and AI features) owned end-to-end by our engineers, with a first version shipped in weeks and AI-assisted engineering, and committed to your repos so you own the code and IP.
SaaS Development Services
Six services covering the whole SaaS platform: from the MVP and multi-tenant foundations to billing, dashboards, integrations, and AI
SaaS MVP & Product Build
Take a SaaS idea from a blank repo to a launchable product, scoped tight, with the platform foundations in place from day one.
- Launchable first version
- Auth, tenancy & billing foundations
- Built to iterate, not rebuild
Multi-Tenant Architecture
Design how many customers share one application safely: tenant isolation, data partitioning, and roles done properly, not patched in later.
- Tenant isolation & data partitioning
- Roles, permissions & RBAC
- Per-tenant config and limits
Subscriptions & Billing
Wire up recurring revenue with Stripe: plans, trials, upgrades, metering, and webhooks that keep your app and billing in sync.
- Stripe plans, trials & upgrades
- Usage metering & invoicing
- Webhook-driven entitlements
Dashboards & Admin Consoles
The screens customers and your team actually live in: user dashboards, internal admin consoles, and reporting that surfaces the right numbers.
- Customer-facing dashboards
- Internal admin & support tools
- Reporting and analytics views
Integrations, APIs & Webhooks
Connect your SaaS to the rest of your customers’ stack: public APIs, webhooks, and integrations that make the product sticky.
- Public & internal REST APIs
- Inbound & outbound webhooks
- Third-party SaaS integrations
AI Features for SaaS
Embed AI where it earns its place in the product: search, copilots, summarisation, and automation grounded in each tenant’s own data.
- In-product copilots & search
- RAG grounded per tenant
- Workflow automation
Best Fit For
- founders and SMBs building a real multi-tenant SaaS product, not a one-off site
- teams that need auth, tenancy, subscriptions, and dashboards delivered as one coherent platform
- SaaS teams adding billing, multi-tenancy, or AI features to an existing product without breaking it
- teams that want one partner to own the build end-to-end, from tenancy and billing through launch
Not the Right Fit When
- simple marketing or brochure sites with no product or tenancy behind them
- single-tenant, internal-only tools with no subscription or multi-customer model
- teams still validating whether the idea is worth building at all
- engagements looking only for staff augmentation rather than delivery ownership
For a single-tenant, internal-only tool, see Custom Software Development. If you are still validating the idea, start with MVP Development.
No-Code Builder, In-House, or an Engineering Partner?
The honest version of the trade-off, so you choose the right way to build your SaaS, not just the fastest-sounding one
No-code SaaS builder
A clickable product fast, with templates for sign-up and simple workflows, useful to validate demand before committing engineering.
Hits a ceiling on real multi-tenancy, custom billing, integrations, and AI; you rarely own the code, and migrating off later is painful.
Pick to test an idea or run a lightweight internal app where you can live inside the platform’s limits.
Build entirely in-house
Full control and deep product knowledge inside your team, with no external dependency once the team is in place.
Needs experienced hires across frontend, backend, and infra before you ship; multi-tenancy and billing are easy to get subtly wrong the first time.
Pick when SaaS engineering is your core competency and you already have the team and time to build it.
Build with an engineering partner (what we do)
Engineers who have shipped multi-tenant SaaS before: tenancy, billing, dashboards, and AI built right the first time.
Best when the product is core to your business and worth real engineering investment, not a throwaway experiment.
Pick when you need a launchable, scalable SaaS, want one team accountable for delivery, and intend to keep and grow the codebase.
How We Build a SaaS Product
Durable SaaS comes from the order of operations: model and tenancy first, scale last
Clarify the SaaS Model & Tenants
We define who your tenants are, the plans you sell, and the core jobs the product does, the business model before the code.
Architect for Tenancy & Billing
We design multi-tenant data isolation, roles, and the subscription and billing flow up front, so they are foundations rather than retrofits.
Build Product + Platform
We ship the product and the platform together (features, auth, dashboards, APIs, and billing) in iterative slices you can see working early.
Launch, Monitor & Scale
We launch, add monitoring and admin tooling, then harden and grow the product (new tenants, features, and AI) as usage climbs.
SaaS Development Technology Stack
Full-stack capability across modern frontend, backend, and the cloud and billing tooling a SaaS depends on
Frontend
Backend & Data
Cloud, Billing & Ops
How to Get Started
We recommend starting with a SaaS Discovery Sprint: settle the model, tenancy, and billing before committing to a full build
SaaS Discovery Sprint
Clarify the SaaS model, tenancy approach, billing, and roadmap before committing to a full build.
- SaaS model & tenant definition
- Multi-tenancy & billing plan
- Architecture & delivery roadmap
- Scope for a launchable first version
SaaS MVP Build
Ship a launchable multi-tenant product: auth, billing, dashboards, and your core feature set, ready for real customers.
- Launchable SaaS product
- Auth, tenancy & Stripe billing
- Customer & admin dashboards
Scale & Operate
Harden a live SaaS for growth and keep shipping: new features, integrations, AI, and ongoing operation.
- Production hardening & monitoring
- New features & integrations
- Retainer or time-and-material
SaaS Products We Have Shipped
Multi-tenant products and subscription platforms we have shipped, from our own products like BottleCRM and RunCode to client platforms.
BottleCRM
Self-hosted CRM platform for startups and SMBs, combining CRM workflows, invoicing, support, and multi-tenant architecture
Read case study
Refactored.ai
Multi-tenant upskilling, assessment, and interview practice platform with AI-driven feedback and on-demand learner workspaces
Read case study
RunCode
Cloud-based coding platform with multiple language support, collaboration workflows, and AI-assisted coding features
Read case study
PRO Music Tutor
Online music learning platform connecting students with professional instructors worldwide, with structured lessons and progress tracking
Read case studyFrequently Asked Questions
Straight answers to what founders and product leaders ask us before building a SaaS product.
What is SaaS development?
SaaS development is the design and build of multi-tenant software delivered over the web on a subscription. It covers the product itself plus the auth, billing, tenancy, and infrastructure that let many customers use it securely. Unlike a single-customer app, a SaaS product is built so one codebase and platform serves many tenants, each with isolated data and their own subscription.
How long does it take to build a SaaS MVP?
It depends on scope: how many roles and integrations you need and how complex your plans and billing are. A focused SaaS MVP covers auth, multi-tenancy, a billing layer, and your core feature set, scoped to the smallest valuable version. The SaaS Discovery Sprint ends with a fixed estimate and timeline before the build starts, and we ship in iterative slices so you see working software and can sign up a real tenant early.
How do you handle multi-tenancy and data isolation and security?
We design tenancy as a foundation, not an afterthought. Depending on your needs we isolate tenant data by row-level scoping, separate schemas, or separate databases, and enforce it everywhere with row-level security, scoped queries, and role-based access so one tenant can never see another’s data. Auth, per-tenant permissions, audit logging, and least-privilege access are built in from the first sprint rather than bolted on after a leak.
What do you use for subscriptions and billing?
We commonly build subscriptions and billing on Stripe (handling plans, free trials, upgrades and downgrades, proration, usage metering, and invoicing) and keep your application and billing in sync with webhooks that drive entitlements and access. The billing mechanism (Stripe, and gateways like GoCardless where direct debit fits) is part of the product we build for you.
Do we own the code and IP?
Yes. You own all source code and intellectual property we produce for you. Everything is committed to your repositories as we build, so there is no lock-in and no handover risk if you later bring the work in-house or grow your own team, the opposite of a no-code platform you can never leave.
How do you add AI features to a SaaS product?
We embed AI where it earns its place (in-product copilots, semantic search, summarisation, and workflow automation) and ground it in each tenant’s own data using retrieval (RAG) so answers stay relevant and isolated per customer. We are model-agnostic, add guardrails and evaluation so the feature is reliable in production, and respect the same tenancy and permission boundaries the rest of the product uses.
Build a SaaS Your First Tenants Can Sign Up To
Bring us your SaaS idea or the product you need to scale, and we will design the tenancy, billing, and dashboards properly and ship a product your customers can rely on.