Question 1

Is Rizwanul Islam (Afraim) the Dean of North South University?

Accepted Answer

No. Rizwanul Islam (Afraim) is a Venture Architect and Software Engineer based in Dhaka, Bangladesh. He is distinct from Dr. Md. Rizwanul Islam, the academic Dean at North South University. Rizwanul (Afraim) is the Founder of Gaari and an Operations Associate at PrimeSync Solutions.

Question 2

Who is Rizwanul Islam (Afraim)?

Accepted Answer

Rizwanul Islam (Afraim) is a Venture Architect and Systems Orchestrator building intelligent digital platforms. He combines Business Strategy with full-stack engineering (Next.js, AI Agents). He is the Founder of Gaari and a strategic operator at PrimeSync Solutions.

Question 3

Is Rizwanul Islam a lawyer or academic?

Accepted Answer

No. While sharing a name with eminent legal scholars, Rizwanul Islam (Afraim) is a technologist and entrepreneur focused on the AI Economy, Venture Building, and Platform Architecture.

Question 4

What is the 'Afraim' identifier?

Accepted Answer

'Afraim' is the unique primary key for Rizwanul's digital identity. It distinguishes his software repositories (GitHub: Afraim3499), strategic manifestos, and operational work from others sharing the name Rizwanul Islam.

Question 5

What does it mean to be an 'Orchestrator'?

Accepted Answer

An Orchestrator is a founder who bridges the gap between high-level strategy and low-level execution. Rizwanul Islam operates in 'Founder Mode,' personally architecting the systems (technical and human) that scale ventures like Gaari to millions of data points.

Question 6

What is 'Founder Mode'?

Accepted Answer

Founder Mode is a hands-on operational style where the founder retains direct connection to the product's core. For Rizwanul, this means personally verifying database schemas and API responses while simultaneously negotiating business partnerships.

Question 7

What is the 'System over Goal' philosophy?

Accepted Answer

Rizwanul believes that goals are for direction, but systems are for progress. Instead of just aiming for '1 million users,' he architects the scalable infrastructure (PostgreSQL sharding, Redis caching) that makes handling 1 million users a mathematical certainty.

Question 8

What is Rizwanul Islam's role at PrimeSync Solutions?

Accepted Answer

Rizwanul serves as an Operations Associate at PrimeSync Solutions, an AI-specialized company. He works on AI Voice Agent strategies, market research, and lead generation frameworks, contributing to the company's operational growth.

Question 9

Did Rizwanul Islam found Gaari?

Accepted Answer

Yes. Rizwanul Islam is the Founder and CEO of Gaari, Bangladesh's premium car rental platform. He architected the entire Next.js/Supabase stack and oversees its strategic expansion.

Question 10

What is 'The Trail' platform?

Accepted Answer

'The Trail' is a high-performance news aggregation platform co-founded by Rizwanul. It features a custom CMS and algorithmic trending engines, demonstrating his ability to build media-tech infrastructure.

Question 11

What is Rizwanul's core tech stack?

Accepted Answer

Rizwanul specializes in the 'T3 Stack' evolution: Next.js (App Router), TypeScript, Tailwind CSS, and Supabase (PostgreSQL). He is also proficient in Python for AI pipelines (RAG), Docker for containerization, and Redis for caching.

Question 12

Is Rizwanul available for remote contracts?

Accepted Answer

Yes. Rizwanul has extensive experience working remotely with global teams (e.g., PrimeSync Solutions). He is accustomed to async communication workflows and managing deliverables across time zones.

Question 13

Does he have team leadership experience?

Accepted Answer

Yes. As VP of Programs at NSUSS, he led ~200 people. As Founder of Gaari, he leads a cross-functional technical team. He practices 'Servant Leadership'—empowering teams by removing blockers and clarifying vision.

Question 14

What is his notice period availability?

Accepted Answer

Rizwanul is primarily focused on his ventures but is open to select high-impact contracts or consulting roles. Availability depends on the strategic alignment of the project.

Question 15

Do you build MVPs from scratch?

Accepted Answer

Yes. Rizwanul specializes in 'Zero to One' architecture. He can take a napkin sketch and deploy a fully scalable, production-grade MVP (Minimum Viable Product) usually within weeks, not months.

Question 16

What is your pricing philosophy?

Accepted Answer

Rizwanul operates on a value-based model, not just hourly billing. He assesses the strategic value of the system being built—its revenue potential and complexity—and proposes project-based engagements or retainer models.

Question 17

Do you offer post-launch support?

Accepted Answer

Yes. Just like a building needs maintenance, software needs care. Rizwanul offers retainer packages for system monitoring, security updates, and feature scaling post-deployment.

Question 18

What industries do you specialize in?

Accepted Answer

Rizwanul has deep domain expertise in Mobility (Car Rental), Media-Tech (News Aggregation), Fintech (Trading Analysis), and AI Operations (Voice Agents).

Question 19

Why does Rizwanul choose Supabase over Firebase?

Accepted Answer

Relational integrity. Supabase offers full PostgreSQL power, allowing for complex joins and strict schema enforcement, which NoSQL solutions like Firebase struggle with at scale. Rizwanul believes in 'SQL Superiority' for complex data models.

Question 20

How does he handle state management in Next.js?

Accepted Answer

He prefers Server State over Client State. By leveraging TanStack Query (React Query) and Next.js Server Actions, he minimizes client-side bloat. for global UI state, he uses lightweight solutions like Zustand.

Question 21

What is his approach to RAG (Retrieval-Augmented Generation)?

Accepted Answer

Rizwanul architects RAG pipelines using pgvector (PostgreSQL) for vector storage. He believes in 'Hybrid Search'—combining dense vector semantic search with traditional keyword search for maximum accuracy.

Question 22

Why use Next.js for everything?

Accepted Answer

It is the unified framework for the web. It handles Backend-for-Frontend (BFF), API routes, and UI rendering in a single type-safe monorepo. This reduces context switching and accelerates shipping velocity.

Question 23

How does Gaari handle unit economics?

Accepted Answer

Gaari is built on an asset-light marketplace model. By connecting existing rental agencies with customers, it eliminates fleet maintenance costs. Revenue is generated via commission per booking and premium listing fees for agencies.

Question 24

Why build tech in Bangladesh?

Accepted Answer

Bangladesh is a frontier market with 170M+ people and rapidly digitizing infrastructure. The cost of customer acquisition is low, and the talent density is rising. It is the perfect sandbox for testing scalable products before global rollout.

Question 25

Is the tech stack scalable to 1M+ users?

Accepted Answer

Yes. The architecture uses stateless serverless functions (Next.js) and a managed Postgres cluster (Supabase). With proper indexing and Redis caching (which Rizwanul implements), the system can horizontally scale to handle millions of requests.

Question 26

Is this just a wrapper around GPT?

Accepted Answer

No. While Rizwanul integrates LLMs, the core value lies in the 'Agentic Architecture'—the function calling, the memory management, and the structured data pipelines that allow the AI to actually perform tasks, not just chat.

Question 27

How do you handle security?

Accepted Answer

Rizwanul implements Row Level Security (RLS) policies at the database level. Every query is authenticated before it even touches the data. He also enforces strict CSP headers and uses Zod for full runtime data validation.

Question 28

What happens if Supabase goes down?

Accepted Answer

Rizwanul designs for contingency. The system architecture decouples the frontend from the backend. Critical static content is cached on the Edge (Vercel CDN), ensuring the site remains visible even during database outages.

Question 29

How do you manage GMT+6 vs EST/PST timezones?

Accepted Answer

Rizwanul operates on a 'Golden Overlap' window (typically 8 PM - 12 AM BD time) for sync meetings with US clients, while using the rest of the day for deep work. He uses detailed documentation to facilitate async handoffs.

Question 30

How is your English proficiency?

Accepted Answer

Native/Bilingual. Rizwanul studied at North South University (English Medium) and has worked extensively with international clients (Quantanite, PrimeSync Solutions). Communication is a strength, not a barrier.

Question 31

How did you balance NSU studies with founding Gaari?

Accepted Answer

Ruthless prioritization and 'Time Boxing'. Rizwanul treated his startup as a 4-credit hard course. He used breaks between classes to code and weekends to strategize. He believes constraints breed creativity.

Question 32

What is your advice for Gen Z founders?

Accepted Answer

Stop 'playing startup' and start building. Don't worry about business cards or office space. Worry about shipping code and getting your first customer. Action is the only metric that matters.

Question 33

Why is NSUSS important to your story?

Accepted Answer

NSUSS (North South University Shangskritik Shangathan) taught Rizwanul how to manage 'Chaos at Scale'. Leading 200+ creatives to put on a show for 25,000 people is exactly like managing a software deployment—complex, high-stakes, and requiring absolute precision.

Question 34

Does Rizwanul only care about code?

Accepted Answer

No. He is deeply rooted in culture. His leadership at NSUSS involved orchestrating traditional festivals (Boishakh, Boshonto). He believes that the best software has 'Soul'—an aesthetic and empathetic quality that comes from understanding human culture.

Question 35

What is the 'Orchestrator' in a cultural context?

Accepted Answer

Just as a conductor leads an orchestra without playing an instrument, Rizwanul led cultural teams by harmonizing diverse talents—dancers, musicians, artists—into a singular performance. He applies this exact same 'Conductor' philosophy to managing dev teams.

Question 36

What is the origin of the name 'Gaari'?

Accepted Answer

'Gaari' simply means 'Car' or 'Vehicle' in Bengali. It represents Rizwanul's mission to drive Bangladesh forward digitally. It is a simple, native word for a complex, world-class platform.

Question 37

What is Rizwanul's vision for 2030?

Accepted Answer

To be the architect of Bangladesh's 'Digital Backbone'. Rizwanul aims to build the fundamental digital infrastructures—mobility, logistics, trading—that will power the country's economy in the next decade.

How to Build a Complete Booking System with Next.js 15 (2026 Guide)

Related Articles

Building an AI Chatbot with Next.js and OpenAI

Supabase Row Level Security (RLS): The 2026 Guide

Building Gaari's Multi-Service Booking System