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Website & Portal Development Services in India

500+ Clients and Growing ...
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Website Design India

Overview of Website and portal Development service by SD Team

In today’s digital-first world, your website or portal is often the first point of contact for your customers. At Shirsendu and Team (SD Team), a trusted website development company in Kolkata, India, we specialize in building scalable, secure, and user-centric websites and web portals tailored to your business objectives.

As a full-service website and portal development company in Kolkata, India, we go beyond visual design to deliver functional, high-performing digital platforms that enhance user engagement and support long-term growth. Whether you need a corporate website, custom client portal, eCommerce solution, or SaaS platform, our expert team ensures it’s optimized for speed, security, SEO, usability, and future scalability.

With a strategic blend of modern technologies, agile processes, and creative thinking, SD Team—your reliable software development company in Kolkata, India—turns your vision into a high-impact digital experience that sets your brand apart in today’s competitive online space.

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Website and Portal Development Services Company in India

Services Offering

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Website and Portal We craft tailored websites from the ground up to match your brand, business objectives, and target audience.

Web Portal Development From employee intranets to customer service portals and vendor dashboards—we create secure, scalable, and fully functional web portals for streamlined operations.

E-commerce Website Development We develop feature-rich, user-friendly online stores that are optimized for conversions, security, and growth.

CMS-Based Development Need control over your content? We build websites on popular CMS platforms like WordPress, Drupal, and Joomla, customized to your needs.

 B2B & B2C Portal Solutions We design interactive and functional B2B/B2C portals to improve collaboration, communication, and service delivery.

Responsive & Mobile-Optimized Websites Every solution we create is fully responsive and optimized to perform flawlessly on all devices and screen sizes.

Website and Portal We ensure seamless integration with payment gateways, CRM, ERP systems, analytics, and other third-party services.

Website and Portal Our job doesn’t end at deployment. We offer ongoing maintenance, monitoring, and updates to ensure your website stays fast, secure, and up to date.

Why Your Business Needs Website and Portal Development Services? - Here’s Why

Website and Portal Development Services Company in Kolkata

Establish a Strong Online Presence

In today’s digital-first world, a professional website or portal is the foundation of your brand’s online identity and credibility.

Website and Portal Development Services Company in Kolkata

Deliver Seamless User Experiences

Well-designed interfaces and smooth navigation keep visitors engaged, helping convert them into loyal customers or active users.

Website and Portal Development Services Company in Kolkata

Support Business Growth & Expansion

A scalable website or portal adapts as your business grows—whether it

Website and Portal Development Services Company in Kolkata

Improve Operational Efficiency

Custom portals can streamline internal processes, automate workflows, and improve data accessibility across departments.

Website and Portal Development Services Company in Kolkata

Boost Search Visibility and Performance

Optimized for SEO and speed, your platform ranks better on search engines—bringing in more organic traffic and leads.

Website and Portal Development Services Company in India

Enable Data-Driven Decision Making

Integrated analytics and reporting tools help track user behavior and business KPIs, allowing smarter business strategies.

Experience, Innovation & Reliability – The Shirsendu and Team Edge

With years of hands-on expertise, SD Team blends creative innovation with technical precision to deliver reliable digital solutions. We don’t just build websites or apps—we craft experiences that align with your vision and scale with your success.

Know the Comparison – Website and Portal Development

In-House
Shirsendu and Team (sdTeam)
Freelancer
Time to Start Project
Time to Start Project
Based on internal scheduling and bandwidth
2 to 3 Days – Agile onboarding with a dedicated team for immediate project initiation
2 to 3 Days, but solo performer – limited scalability
Expertise & Experience
Expertise & Experience
General expertise, may lack specialization
Highly skilled professionals with proven experience in enterprise-level and custom web development
May be full-stack, but often lacks domain-specific depth
Process & Scalability
Process & Scalability
Follows generic process, limited to team skillset
Scalable & process-driven, tailored strategies for each business goal
Limited process, harder to scale efficiently
On-time Delivery
On-time Delivery
Subject to internal priorities and shifts
Strict project timelines, agile sprints, and milestone tracking ensure timely delivery
Risk of delays due to one-person handling everything
Support & Maintenance
Support & Maintenance
Depends on team availability
24/7 support model, regular updates, and long-term maintenance available
May not be available post-delivery
Innovation & Flexibility
Innovation & Flexibility
Limited by internal capabilities
Up-to-date with latest technologies, flexible to adopt modern stacks like React, Laravel, Node.js, etc.
Limited flexibility with modern tech
Cost Efficiency
Cost Efficiency
Higher overhead costs
Optimized pricing with quality assurance and transparency
Low initial cost, but may lead to quality compromises

Receive your project plan with cost and timeframe within 48 hours. ( Get in touch)

Portfolio

Our Website & Portal Development Process: From Start to Success

At Shirsendu and Team, we follow a structured and adaptive process that ensures every website or portal we build is effective, scalable, and aligned with your business goals. From planning to post-launch growth, here's how we do it:

WHAT WE DO

DISCOVERY & PLANNING

We begin by deeply understanding your business, goals, audience, and competition. This phase includes requirement gathering, project scoping, and technology selection — forming the blueprint for your digital product.

DESIGN THINKING & PROTOTYPING

Using a user-first approach, we create intuitive wireframes, user flows, and high-fidelity prototypes. Our design process focuses on usability, engagement, and brand alignment, ensuring that your platform is visually stunning and functionally sound.

DEVELOPMENT & TECHNICAL IMPLEMENTATION

Once designs are approved, our developers bring them to life using modern technologies. Whether it

QUALITY ASSURANCE & OPTIMIZATION

Every feature is tested across devices and browsers to ensure functionality, speed, and responsiveness. We refine the experience to meet high-performance benchmarks and industry standards.

LAUNCH & DELIVERY

We ensure a smooth transition from staging to live environment. Deployment includes final testing, setup, and configuration on the selected hosting/server, along with SEO best practices in place.

POST-LAUNCH GROWTH

Our job doesn’t end at launch. We offer support, maintenance, analytics integration, and further optimization to keep your site evolving with business trends and user expectations.

Recent Website and Portal Development Work (Website and Portal portfolio)

Technologies We Use to Deploy Web & Portal Development

Get In Touch

Plugins

Website & Portal Development Services for Every Industry

At SD Team, we deliver customized, high-performance web solutions that cater to the unique demands of various industries. Whether you're in eCommerce, healthcare, education, finance, travel, real estate, logistics, media, or professional services, our expertise ensures your website or portal is built to perform, scale, and support your business objectives. Every project we take on is designed with your users, your industry, and your future growth in mind.

Website and Portal Development Development Priceing

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What our client's Says about our service


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Projects Delivered On-Time On-Budget

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USD Saved by our expert advice

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Clients Ring back for Enhancement in their business

4.8 Rating on google
1,200+ Likes & Follows on facebook
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FAQ’s For Website and Portal Development Website

We develop business websites, eCommerce portals, internal business dashboards, customer service portals, and more.
Project timelines vary depending on complexity, but we typically deliver within 4–12 weeks.
Absolutely. We specialize in integrating APIs for payment, shipping, CRM, social media, and other services.
Yes, we offer full maintenance and support packages after deployment.
Yes, all our websites are SEO-friendly and built with optimized code structures.