How I Approach a New Software Project: From Idea to Deployment

Sanduni Pavithra — Wed, 19 Aug 2026 11:17:26 +0000

When I start a new software project or take on client work through my freelance development services (you can view my gig here), I don’t begin by choosing a framework.

I start with two questions:

What problem am I actually solving?

And:

What is the one thing I cannot afford to get wrong?

I learned this while building a multi-tenant SaaS product end to end, and while delivering real-world client projects through freelance work.

I was involved in everything from understanding requirements and designing architecture to writing code, testing, and deployment.

That experience completely changed how I approach software.

This is the process I follow now whether I’m building my own system or working with clients.

1. Understand the problem before writing code

Before I write a single line of code or even start a client project, I try to simplify the problem.

I want to understand:

Who actually has this problem?
What are they doing today?
What is frustrating or inefficient?
What is the minimum the product must solve first?

Then I identify the biggest constraint.

For a multi-tenant application, that constraint was tenant isolation.

One customer’s data must never leak into another customer’s data.

It affects everything:

Authentication
Authorization
Database queries
Middleware
Sessions

If you miss this early, you can build something that works but becomes painful to fix later.

So instead of asking:

“Which framework should I use?”

I ask:

“What is the most dangerous thing that can go wrong?”

That question matters more than technology.

2. Keep the first version small

I don’t try to build everything at once.

I focus on the smallest complete end-to-end workflow.

For example:

User registration
Admin panel
Tenant workspace
Roles and permissions
One working flow

I avoid unnecessary features early.

I prefer:

one complete working system

over

many incomplete features

This keeps development focused and practical.

3. Think about architecture before UI

UI is easy to change. Architecture is not.

So I think about:

How is tenant identity handled?
Where does data live?
How is authentication done?
Where is authorization enforced?
What happens when context is missing?

For SaaS systems, I used a monolithic structure with strict boundaries and schema per tenant isolation.

The goal is not complexity.

The goal is clarity:

Who can access what, and how is it enforced?

4. Choose a stack I can maintain

Every technology has a cost:

Debugging
Deployment
Maintenance
Updates

So I follow a simple rule:

Don’t add technology because it exists. Add it because it solves a real problem.

If a monolith works, I keep it.

If a managed service is reliable, I use it.

The goal is to ship and maintain, not over-engineer.

5. Build the golden path early

Instead of building layers separately, I build the full user flow first:

Discover → Register → Approve → Activate → Use

This ensures everything connects early.

It quickly reveals missing pieces and broken assumptions.

6. Make security part of the release

Security is not a later step. It is part of “done.”

I always include:

Role-based access control
Tenant isolation checks
Server-side validation
Fail-closed behavior
Cross-tenant tests

If a security issue can happen silently, I want tests to catch it early.

7. Onboarding is part of the product

A product is not just features. It is the journey before usage.

Example flow:

Registration → Approval → Payment → Activation → Workspace

Each step has meaning.

This makes system state clear and predictable.

8. Deploy early

I don’t wait for perfection.

I deploy early because real environments reveal real problems:

Config issues
Auth mismatches
Build errors
Production-only bugs

Even client projects benefit from early deployment.

Before I call it ready

I ask:

Are core workflows complete?
Is tenant isolation enforced?
Are permissions tested?
Can failures be debugged?
Is onboarding clear?

If not, it is not ready.

What I’ve learned

A few principles always stay the same:

Start with the hardest constraint
Build one complete workflow first
Enforce boundaries in architecture
Test critical assumptions
Treat onboarding and deployment as part of the product

Most importantly:

Don’t optimize for complexity. Optimize for clarity.

This is the same mindset I use for both SaaS products and client work through my freelance services (Fiverr gig).

Tools will change.

But clarity in thinking always wins.

How do you approach a new project?

What do you make sure is right before anything else?

DEV Community: Sanduni Pavithra