HIPAA-Compliant HealthTech and Clinical AI, Trusted by Hospitals and Digital Health Companies    •    HIPAA-Compliant HealthTech and Clinical AI, Trusted by Hospitals and Digital Health Companies    •   
Bluejay
Bluejay
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Software as a Service

SaaS Product Development Company

Ship production-ready SaaS products with multi-tenancy, billing, and AI baked in.

120+

SaaS Products Shipped

5M+

End Users

$150M+

ARR Generated for Clients

98.5%

Avg. Platform Uptime

SaaS

Solutions

Industry Solutions We Build

B2B SaaS Platform

Multi-tenant business applications with team management, role-based permissions, workspace isolation, and enterprise SSO integrations.

Vertical SaaS Product

Industry-specific SaaS tools purpose-built for legal, real-estate, construction, or other verticals with deep domain workflow modelling.

Analytics & BI SaaS

Multi-tenant analytics platforms with customer-facing dashboards, embedded reporting, and real-time data pipeline infrastructure.

AI-Powered SaaS Tool

Products with first-class AI features — generative content, intelligent automation, predictive insights — built on LLM and ML foundations.

API-First Platform

Developer-facing products with comprehensive REST and GraphQL APIs, SDKs, webhook infrastructure, and a polished developer portal.

Developer Tools & SDKs

CLI tools, VS Code extensions, language SDKs, and infrastructure clients that developers adopt and embed in their own workflows.

Internal Tooling SaaS

Shared internal platforms — admin portals, ops dashboards, data tools — that consolidate workflows and reduce reliance on spreadsheets and point solutions.

SaaS Marketplace

App-store-style platforms where third-party developers can list integrations, plugins, or extensions that extend your core product.

Services

Development Services We Offer

01

SaaS Architecture & Design

System design covering multi-tenancy strategy, data isolation, API contracts, caching, queuing, and scalability planning before a line of code is written.

02

Multi-Tenant Development

Implementation of database-per-tenant, schema-per-tenant, or row-level security patterns with tenant onboarding automation and resource governance.

03

Billing & Subscription Integration

Stripe and Chargebee integration covering flat-rate, per-seat, usage-based, and hybrid pricing models with metering, invoicing, and dunning.

04

AI Feature Development

Design and implementation of AI-native product features — copilots, summarisation, classification, and recommendation — using LLM and ML APIs.

05

Developer API & SDK

Public API design following REST and GraphQL best practices, SDK generation for major languages, and developer portal with interactive documentation.

06

SaaS Migration & Modernisation

Refactoring legacy monoliths into multi-tenant SaaS architecture, migrating on-premise software to cloud, and modernising tech stacks for scale.

Ready to Build for SaaS?

Our experts are ready to design and deliver the right solution for your saas business — fast, secure, and built to scale.

Innovation

Emerging Technologies in SaaS

AI Copilots in SaaS

Contextual AI assistants embedded directly in product workflows that help users complete tasks faster using natural-language instructions.

Usage-Based Pricing

Metering infrastructure and pricing engines that charge customers based on consumption, aligning cost with value and reducing churn risk.

Product-Led Growth Tooling

In-app onboarding, feature gates, free-trial mechanics, and expansion-trigger automation that turn product engagement into revenue without sales intervention.

Agentic Workflows

LLM-powered autonomous agents embedded in SaaS products that plan and execute multi-step tasks on behalf of users with minimal supervision.

Real-Time Collaboration

Operational transformation and CRDT-based multiplayer features that allow teams to co-edit documents, boards, and data in real time.

Embedded Analytics

White-label analytics dashboards and query builders served directly within your SaaS product, increasing stickiness and reducing customer reliance on BI tools.

Use Cases

How We Help SaaS Businesses

Launching a SaaS MVP

  • Define core feature scope through structured product discovery and user story mapping
  • Scaffold multi-tenant architecture with authentication, billing, and team management from week one
  • Build and ship a focused MVP in 10–14 weeks with a production-grade tech stack
  • Instrument the product with analytics to validate retention and identify expansion opportunities

Adding AI Features to an Existing SaaS

  • Identify high-value use cases where LLMs or ML models can reduce user effort or time-to-insight
  • Build a secure LLM orchestration layer with prompt management, caching, and cost controls
  • Integrate AI outputs into existing product UX with streaming responses and graceful fallbacks
  • Measure feature impact through in-app funnel analytics and A/B test against control groups

Migrating an On-Premise Product to SaaS

  • Audit legacy monolith for multi-tenancy blockers and data model changes required
  • Refactor towards a shared-infrastructure, isolated-data model with phased rollout
  • Introduce subscription billing and self-service onboarding to replace manual licence distribution
  • Migrate existing customers to cloud with zero data loss and contractual SLA commitments

Implementing Usage-Based Billing

  • Instrument product events to capture all billable consumption signals in real time
  • Build a metering service that aggregates consumption and feeds a pricing engine
  • Integrate with Stripe Billing for usage-record reporting, proration, and invoice generation
  • Design customer-facing usage dashboards to increase transparency and reduce bill-shock churn

Building a Developer-Facing API Platform

  • Design RESTful and GraphQL APIs following OpenAPI 3 specification from the ground up
  • Generate SDKs for Node.js, Python, and Go with auto-generated documentation via Speakeasy
  • Build a developer portal with interactive API explorer, quickstart guides, and changelog
  • Implement API keys, OAuth 2.0, rate limiting, and usage analytics for each consumer

Scaling from Startup to Enterprise

  • Introduce SAML/SSO, SCIM provisioning, and audit logs required by enterprise procurement teams
  • Implement data residency and custom data retention policies for regulated-industry customers
  • Build a customer admin portal with granular permission management and usage reporting
  • Redesign multi-tenant data model for isolation guarantees required by security-conscious enterprise buyers

Why Bluejay

Why Choose Bluejay for SaaS?

SaaS Infrastructure Expertise

We have solved multi-tenancy, metered billing, and enterprise SSO dozens of times — we deploy proven patterns rather than reinventing foundations on your budget.

AI-Native Development

Our engineers are fluent in LLM integration, prompt engineering, RAG architectures, and agentic system design — AI is a first-class citizen in every product we ship.

Startup Speed, Enterprise Rigour

We operate with the pace of a growth-stage startup while applying the security, observability, and documentation standards that enterprise customers require.

Long-Term Product Partnership

Most of our SaaS clients work with us across multiple roadmap phases. We invest in understanding your market and users so our engineering decisions serve your business strategy.

Tech Stack

Technologies We Use

Frontend

ReactNext.jsTypeScript

Backend

Node.jsGoPython

Data & AI

OpenAI APIsLangChainPostgreSQL

Cloud & Infrastructure

AWSGCPKubernetesTerraform

Frequently Asked Questions

Everything healthcare organisations ask us before we start building together.

Get Started

Let's Build Your SaaS Product

Partner with Bluejay Advisory to design and deliver a saas solution that drives real results — on time and on budget.