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SP INFOTECH

Development

Custom Software Development Company in Kolkata

When off-the-shelf software forces you to change how you work, the software is wrong. We build systems around your process — the approvals, the exceptions, the way your industry actually operates — and replace the spreadsheet sprawl holding it together.

Software engineer developing a custom business application
Category
Development
Delivered from
Kolkata, West Bengal
Team
100% in-house

We start by watching how the work is done

Before a line of code, we sit with the people who will use the system. Where does data get entered twice? Which approval waits on one person's inbox? What does the team track in a private spreadsheet because the official system cannot handle it? Those undocumented workarounds are where the real requirements live.

You get a written functional specification with screen flows and a phased delivery plan before development starts, so scope and cost are agreed rather than discovered.

Phased delivery instead of a two-year gamble

Large software projects fail when everything is delivered at the end. We break work into functional modules and put each into real use as it is completed — inventory first, then purchase, then production, then reporting.

You get value within weeks instead of quarters, your team learns the system gradually rather than all at once, and course corrections happen while they are still cheap.

Built to be handed over

Custom software becomes a liability when only the original developer understands it. We write documented, conventionally structured code, maintain schema documentation and API references, and hand over the full repository with deployment instructions.

You own everything. If you later choose to work with another team, they will be able to pick it up — and that is deliberate.

Technologies we work with

  • Node.js
  • Python
  • Laravel
  • .NET
  • React
  • PostgreSQL
  • MySQL

What's included

Our custom software development capabilities

Everything below is delivered by our own team — nothing is subcontracted out.

ERP Systems

Inventory, purchase, production, dispatch and finance in one connected system.

CRM Platforms

Lead pipelines, follow-up automation, quotations and sales reporting.

Business Automation

Replace manual registers and spreadsheets with validated digital workflows.

Web Portals

Dealer, vendor, employee and customer self-service portals with role-based access.

Reporting & Dashboards

Live operational dashboards and scheduled management reports.

Legacy Modernisation

Migrate ageing desktop or Access systems to secure web platforms.

Custom Software Development across Kolkata and West Bengal

We deliver custom software development for businesses throughout West Bengal — including Kolkata, Howrah, Salt Lake (Bidhannagar), New Town, Durgapur, Asansol, Siliguri and Kharagpur — with engineers who can attend site where the work genuinely needs someone present. For development and digital projects we also work with clients across India, the UK, Europe and the USA.

FAQs

Custom Software Development — your questions answered

Straight answers to what clients ask us before they commit.

It is when your process is a competitive advantage or genuinely does not fit standard products — and when per-user licence fees for a growing team start exceeding a one-time build. If a packaged product fits you well, we will say so.

Related services

More development services

Start a conversation

Ready to move forward with custom software development?

A clear recommendation, a realistic timeline and an honest price — including when the simplest answer is the cheapest one.

Office
RN 506, Siddha Esplanade, 6 Jawaharlal Nehru Road, Kolkata, West Bengal 700013, India
Hours
Monday – Saturday, 10:00 AM – 7:00 PM IST

Our Clients

We work with the companies that have established a stainless reputation in what they do. They are leaders in various spheres of business, and we appreciate cooperating with them.

International Institute of Hotel Management logo
CenturyPly logo
Geological Survey of India logo
Indian Defence emblem
TVS logo
Client logo
Client logo
Simoco Telecommunications (South Asia) Limited logo
CEVA logistics logo
Anand Shreeji logo
aquatica india logo