Every SaaS development project at Halo Lab starts with a defined architecture — tech stack, data models, and service boundaries agreed before the first line of code is written.
We build across the full stack: backend APIs, frontend, payment integration, CI/CD, and production deployment, with documentation structured for your engineering team.
3 main challenges holding back your growth
Outgrown identity
Your company has grown, but the brand no longer reflects scale or direction.
Outgrown identity
Your company has grown, but the brand no longer reflects scale or direction.
Outgrown identity
Your company has grown, but the brand no longer reflects scale or direction.
Architecture defined too late
Architecture decided too late — technical debt compounds from sprint one.
Undefined scope before build
Scope undefined before development starts — features rebuilt mid-build.
No handoff for engineers
No handoff structure — new engineers can’t maintain or extend the codebase.
“All projects in which we’ve involved Halo Lab have been great successes, but their leadership on our brand refresh is worth highlighting.”
“We’ve had feedback from users, investors, and employees, and everyone has said that Halo Lab did a fantastic job with the branding.”
“We’re proud of their branding services. They not only do what we tell them but also make suggestions to help us improve our offerings.”
What we deliver
SaaS development from
architecture to deployment
SaaS Architecture
Architecture defined before code — scalable tech stack, data models, and service structure.
Backend Development
Backend APIs, business logic, and database layer built for reliability, performance, and scale.
Frontend Development
React or Next.js frontend built to your design system — fast, accessible, and production-ready.
API Development
RESTful and GraphQL APIs — designed for extensibility, documented, and tested before handoff.
Payment Integration
Authentication, subscription billing, and payment flows integrated and tested before launch.
Database Design
Database schema designed for your data model — optimised for queries, migrations, and growth.
DevOps Setup
CI/CD pipelines, monitoring, and deployment configured before the first production push.
Technical Handoff
Code documentation, architecture diagrams, and structured handoff for your engineering team.
Our most ambitious work
How we work
Our process for your
SaaS development
Start with a strategy call where we align on your goals, challenges, and priorities, and set a clear direction for the entire branding process.
3–4 Days
Research & analysis
.webp)
Architecture & Planning
We define the system architecture, tech stack, data models, and service boundaries before a single line of code is written.
3–5 Days Architecture spec
.webp)
Backend Development
We build the backend — APIs, business logic, authentication, database layer, and third-party integrations scoped and tested.
3–6 Weeks Backend build
.webp)
Frontend Development
We build the frontend — component architecture, state management, and UI integration with the design system and backend APIs.
3–6 Weeks Frontend build
.webp)
QA & Testing
Structured QA across all features — unit tests, integration tests, and staging environment validation before production.
1–2 Weeks QA report
.webp)
Deployment & Handoff
We deploy to production, configure monitoring, document the codebase, and conduct a structured handoff to your engineering team.
2–3 Days Production deploy
Start with a strategy call where we align on your goals, challenges, and priorities, and set a clear direction for the entire branding process.
3–4 Days
Research & analysis
Industries we serve
SaaS development for
diverse products
Healthcare
SaaS development for clinical platforms — HIPAA-aware architecture, secure data, and accessible UI.
Financial Services
SaaS development for fintech — payment integration, compliance architecture, and secure API design.
Logistics
SaaS development for fleet and ops platforms — real-time data, integrations, and scalable backend.
Real Estate
SaaS development for property platforms — search, listing, and transaction logic built to scale.
Education
SaaS development for EdTech — learning management, subscription billing, and progress tracking built.
Web3 & Blockchain
SaaS development for Web3 — smart contract integration, wallet connection, and on-chain data APIs.
Wellness/Fitness
SaaS development for health platforms — subscription flows, data tracking, and mobile-first APIs.
Information Technology
Enterprise SaaS development — multi-tenant architecture, role-based access, and scalable backend.
6 reasons why clients
choose Halo Lab
Team with industry depth
Strategy before design
Custom-only approach
Expertise for complex needs
Clear, collaborative process
Flexible value for any budget
100+ verified
love letters
“Halo Lab is very organized in planning to achieve the goals within the set deadlines. We feel they were part of our internal team project.”
“Their experts have a very diverse range of skills and always find a solution to exposed issues. The communication process was clear.”
“During the collaboration, Halo Lab prioritized our people, always taking into account our input and ideas and giving all team members a voice.”
“The Halo Lab team unified branding across our patients’ app, showcasing professionalism, convenience, and consistency.”
“Halo recreated our existing portal with a modern and beautiful experience, greatly increasing usability and delight for the end user.”
“Halo Lab is brilliant. We were impressed with their timely delivery, cost-effectiveness, and the people who knew what they were doing!”
“The value we get from Halo Lab and their quality designs sets them apart from others. They are the right mix of price, talent, and style.”
“We gave the Halo Lab team a chance, and we immediately knew they were the ones we wanted to work with.”
“The Halo Lab work pleasantly surprised us, and bringing in their professional design team has been a worthy investment for us.”
“When collaborating with Halo Lab, we felt that communication was straightforward and that the deliverables fit what we expected.”
“Halo Lab has helped us with a rebrand and defined a new name, logo, and color palette. We’ve had a great experience working with them.”
12 years
We’ve built one of the most trusted agencies
150+
Specialists in design, engineering & product management
78%
Returning clients in Europe & North America
FAQ
Why invest in branding services?
Why invest in branding services?
What does SaaS development include?
System architecture, backend development, frontend build, API design, payment and auth integration, database design, CI/CD setup, QA testing, production deployment, and a structured engineering handoff.
What tech stack do you use?
We build with React and Next.js on the frontend, and Node.js or Python on the backend — with PostgreSQL or MongoDB for data, and AWS or GCP for infrastructure. Stack is aligned to your requirements.
Do you handle frontend and backend?
Yes. We deliver both — a frontend built to your design system and a backend API layer underneath it, integrated and tested together before any staging or production deployment.
How long does a SaaS build take?
Most SaaS MVPs take 3 to 6 months depending on feature scope, integration complexity, and whether design is included. We define the timeline in the architecture phase before development begins.
Do you integrate third-party services?
Yes. Stripe, Paddle, Auth0, Twilio, Segment, Intercom, and other common SaaS integrations are standard. Custom API integrations are scoped and built as part of the backend development phase.
Do you handle deployment and DevOps?
Yes. CI/CD pipelines, environment configuration, cloud infrastructure, monitoring, and alerting are set up before the first production push — so your team inherits a stable, observable deployment from day one.
Can you work with our design system?
Yes. Frontend development is built against your existing design system — components matched to Figma specs, tokens implemented in code, and interaction behaviour aligned to the defined motion spec.
Do you write tests for the codebase?
Yes. Unit tests, integration tests, and end-to-end tests are written as part of development — not added at the end. We also set up CI pipelines that run tests on every pull request.
Do you offer post-launch development?
Yes. Ongoing development retainers are available after launch — covering new feature development, bug fixes, performance improvements, and platform evolution as your product and user base grows.