Md. Tanzil Islam
I build scalable SaaS platforms, AI-powered applications, CRM systems, ecommerce solutions, and modern web applications using Next.js, Laravel, React, Flutter, and cloud technologies.
Engineering products end-to-end, not just features
Full Stack Developer and Team Lead with 7+ years of expertise in React, Next.js, Laravel, and Flutter, specializing in scalable SaaS and ecommerce solutions. Led cross-functional teams to deliver 30+ international projects with 5-star client satisfaction.
I enjoy solving complex business problems through clean architecture and scalable engineering — from lead-generation pipelines to multi-tenant billing systems.
Experience Timeline
Five years across freelance, product, and leadership roles.
Chief Technology Officer
Jan 2025 — May 2026- Developed custom applications using the Flutter framework.
- Collaborated with team members to troubleshoot and resolve technical issues.
- Directed engineering initiatives across the product roadmap.
Team Lead
Apr 2024 — Jan 2025- Completed 30+ projects globally, delivering efficient, client-focused software development services.
- Managed a distributed development team across concurrent client engagements.
- Owned client communication and project delivery end to end.
Software Developer
Mar 2022 — Mar 2024- Built and maintained a CRM platform, improving UI and functionality.
- Improvements led to a 30% boost in user satisfaction.
- Contributed to JAMES AI, an AI-powered real estate CRM and property management platform.
Full Stack Developer
Apr 2021 — Mar 2022- Delivered full-stack web development for global clients, completing 30+ projects.
- Maintained a consistent 5-star rating across engagements.
- Laravel, React, React Native, API integration, Git/CI-CD, WordPress theme & plugin development.
Programming Specialist
Oct 2019 — Mar 2021- Developed WordPress themes and plugins, enhancing client websites through tailored PHP programming.
- Implemented website features using HTML, CSS, PHP, JavaScript, MySQL, and API integration.
Featured Projects
SaaS platforms, AI systems, and ecommerce infrastructure shipped end to end.
An AI-powered marketing automation platform that helps businesses generate leads, manage customers, and automate campaigns across email, WhatsApp, SMS, and AI-driven communication.
- CRM & lead management
- Lead generation by keyword and location
- Email, WhatsApp & SMS marketing campaigns
- AI email template generator & content assistant
- AI voice call automation
- Contact segmentation & marketing analytics
- Multi-tier subscription & plan management
Enabled businesses to automate customer acquisition and marketing workflows, reducing manual effort while increasing lead generation, engagement, and conversion rates.
A scalable multi-tenant ecommerce SaaS with custom subdomains, store management, subscriptions, payments, POS, analytics, and a high-performance Next.js storefront.
- Multi-tenant architecture with unique subdomain per store
- Super admin dashboard
- Tenant, domain & subscription management
- Product, category, brand & inventory management
Gives independent merchants a full storefront, billing, and operations stack under one multi-tenant platform.
JAMES AI — Real Estate Management Platform
An advanced AI-powered real estate CRM and property management platform integrating multiple specialized AI agents to improve efficiency and portfolio performance.
- AI agents for property & tenant management
- Maintenance tracking automation
- Financial operations & documentation
- Compliance process automation
Improved workflow efficiency and portfolio performance for property managers through automated AI agents.
Educational Admin Panel
An admin panel for an educational institution to track exams, student activity, tuition collection, waivers, and classrooms, with parent access to student activity.
- Exam & student activity tracking
- Tuition fee collection & waiver management
- Classroom management
- Parent portal for student activity
A full-stack toolkit, tuned for SaaS
Categorized by where each tool sits in the stack — from interface to infrastructure.
Languages
Frontend
Backend
Mobile
Database
Cloud & DevOps
CMS
Design
Professional Skills
Education & Certification
Education
Certification
Languages
Let's build something reliable
Open to freelance engagements, SaaS builds, and technical leadership roles.