About

About Me

Engineer, architect & founder - owning systems end to end

Profile

Senior Software Engineer & Founder of Vertoone - engineering high-performance systems, AI automation and cloud-native SaaS.

4+

Years Experience

15+

Projects Shipped

40+

API Integrations

99.9%

Uptime Target

The story

I'm a Senior Software Engineer and the Founder of Vertoone, a software product studio building high-performance digital systems, AI-powered automation and cloud-native SaaS products.

With 4+ years of production battle-testing, I design architectures that aren't just functional - they're durable. I've shipped distributed microservices, real-time event pipelines, latency-sensitive APIs, multi-tenant SaaS platforms and AI automation tools from concept through production.

My philosophy: own the system end to end. From data model to deployment pipeline, monitoring dashboards to post-incident reviews - I treat every layer as mine to care for. I've also led cross-functional teams of 18+ engineers through the full delivery lifecycle.

Currently building
  • Billiard & Snooker Manager
  • Imam Software
  • AI Chatbot Platform
  • AI Marketing Automation
  • ISP Portal
  • Happy Home
  • Custom Software Dev
Strengths
  • System Design & DDD
  • AI / LLM Integration
  • Workflow & Marketing Automation
  • Third-Party API Orchestration
  • Real-Time & Event Systems
  • Cloud Infrastructure
Bangladesh · Remote-FirstFounder @ Vertoone
“Complexity is the enemy. Build simple systems that scale gracefully.”
Toufiqur Rahman Tamkin
Highlights
01 / 04

Architecture

Event-driven microservices & DDD

02 / 04

AI Systems

LLM integration, RAG & automation

03 / 04

Real-time

Socket.io & WebRTC at scale

04 / 04

Cloud

GCP, AWS, Docker, Kubernetes

How I Work

Engineering Principles

The convictions that shape every system I design and ship.

01 / 08

Full Ownership

I trace bugs from frontend to DB, own the deploy, and write the runbook. No handoffs.

02 / 08

Simplicity First

Every abstraction must earn its place. I optimize for the engineer reading this at 2am during an incident.

03 / 08

Design Before Code

ADRs, ERDs and sequence diagrams before the first function. Slow down to speed up.

04 / 08

Ship → Measure → Improve

Deploy early, instrument everything, iterate fast. Perfect is the enemy of deployed.

05 / 08

AI-Augmented Velocity

I leverage LLMs, local models and automation to multiply throughput without sacrificing quality.

06 / 08

Integration Fluency

Treat every third-party API as a dependency to respect - versioned, rate-limited, idempotent, monitored.

07 / 08

Build for Evolution

Systems must outlive the team that built them. I document intent, not just implementation.

08 / 08

Product Thinking

I write code but think in user outcomes. Features exist to solve real problems.

Track Record

Achievements

Milestones that shaped the work — products shipped, teams led and platforms built.

  • 01 / 05

    Founded Vertoone and actively ships 7+ products serving clients worldwide.

  • 02 / 05

    Led a team of 18+ engineers delivering an enterprise CRM with 50% faster workflow automation.

  • 03 / 05

    Architected real-time systems (WebRTC + Socket.io) serving thousands of concurrent users.

  • 04 / 05

    Integrated 40+ third-party platforms with idempotent, rate-limit-aware clients.

  • 05 / 05

    Published three open-source NPM packages spanning the Express.js and Cloudinary ecosystems.