Let's start an idea engine and transform the world together.

ZSI is a trusted software development company of GoldenMark group in America.

In 1995 our parent company Optimum International limited has started

Its journey in Bangladesh and established as a trusted global partner.

Whether you're looking for our locations, hire a dedicated team or remote resources, learning about careers, want to do business with us, start exploring the possibilities here.

Our Servicess


Outsourced or Staff Augmentation

We help companies scale or augment their internal teams’ capabilities with our resources, assigning dedicated software product developers with the competencies in line with your chosen tech stack and business environment.

Since its inception in the software development market ZAAG SYSTEMS offers dedicated & talent engineer for our valued partner around the globe for many of their Tech Stacks for remote fulfillment.
We discover & select highly potential engineer from USA & APAC region includes Bangladesh in order to fulfill our partner’s technological needs.
We dedicatedly train & build them up to maximum skill set possible and make them familiar with diverse work environment so that our partner can enjoy their talent & services from day one.


Project Evaluate & Rescue

To check feasibility of the products we can join at any stage to perform detailed product analysis, design the transformation roadmap through discovery, development, production, acceptance, QA and help you achieve maximum outcome from your software product.


Web App development

We build web application, including web portal, SaaS, PWAs, and Paas based solutions, tailored to your business needs and industry-specific workflows as per our clients demand.


Mobile app development

We offer high user-friendly and multi-featured mobile application to automate business process and extensive growth of the business.


Change management

We do know that future is digital and it is factual that without embracing new technology and ideas business put back their target growth. For changing business environments and emerging technologies you need change in your operations. We can make this happen smooth and stress-free without interrupting your daily operation.

Let’s discuss how our team can help to make your journey stress - free.


As a first step we do the business analysis, our product engineers and UX Experts will help you validate the feasibility of your idea, build a prototype, adjust the technology stack, and outline the vision for future development based on the real market analysis.

Product UX design

We base our UXD decisions on extensive research of our clients target audience to understand their behavior, needs and problems. This process is our core concept to design the program, intuitive interface that provide enjoyable experience & high user-friendly offerings & features.

MVP development

We will involve for your project as end-to-end partner that helps shape your idea into functional prototype. We design a project plan, develop a proof-of–concept, prioritize features bases on real users’ feedback and assure high quality product with low opportunity cost.

Product Analytics

We discover dynamic analytical tools for products to collect organic user feedback and recognize how audience interacts with every element of the software. Our high skilled professional team further evaluates these insights to identify growth opportunities and improve the product feasibility with upgraded market phenomenon.

Thinking a new product or application?

Talk to us

Get our Assistance

Contact Us

Please reach out to us at business@zsi.ai

United States

74-09 37TH Avenue, Suite 203B
Jackson Heights, NY 11372

General Inquiries: +1 (888) 887 5027

Sales Inquiries: +1 (718) 618 5766

FAX: +1 (888) 557 6068


Alamin Islam Bhaban, 33 Nayapalton (2nd floor)

Cell : +880 1683610852

Please be informed that when you click the Send button Itransition Group will process your personal data in accordance with our Privacy notice for the purpose of providing you with appropriate information.

Follow Us
ZAAG Systems INC © 2023