Custom app development (SaaS, portals & platforms)

BIGINT Solutions specializes in end-to-end development and management of custom B2B and B2C Software-as-a-Service (SaaS) portals and enterprise portals. With robust, secure, and scalable solutions, we cater to the demands of the forever-changing world.  

Why choose our app development services?

Business requirements modelling

We offer persona development, user mapping, and user activity flow diagrams to model your business requirements.

Pixel perfect interactive design

Design solutions that are pixel perfect with interactive UI/UX designs and user journeys developed using Adobe XD, Figma, or Sketch for all screen sizes.

Scalable, secure architecture

Scalable, secure, and compliant cloud architecture solutions on AWS or Azure (HIPPA, ISO, etc.)

High-quality code, QA and DevOps

High quality, easily maintainable code with code quality tools. Automated QA at each stage of development, and DevOps and CI/CD solutions for automated and faster code deployment solutions.

Our app development services

UI/UX Design

We believe in a prototype-driven approach with intuitive and interactive enterprise-wide designs, user journeys, and concepts.

MVP development

We convert business challenges to opportunities from ideation to MVP development with the right methodologies.

Custom SaaS platform development (web and mobile apps)

We provide end-to-end SaaS platform solutions right from ideation to delivery for Web and Mobile.

Support and maintenance

Our teams provide ongoing support and maintenance activities to elevate customer experiences.

Success stories

See how a B2B startup managed to drive profits with consolidated enterprise information through a custom SaaS portal. Click for the case study


James B

James B President & CEO, Milestone KPE Corp

The team has delivered an enriched UI experience that helped us win more business and confidence with our own clients.

Spenser T

Spenser T Founder, Buyable

Efficient B2B SaaS portals by BIGINT Solutions are what has optimized our business processes!

Richard S

Richard S Cloud Architect, Microsoft

BigInt is reliable for SaaS application support and is our long-term partner of choice!

Contact us or schedule a call now for your SaaS or Enterprise portal development needs.