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Mahmudul Hassan
@pro_mahmudul
Level 2
SaaS and AI Engineer: Web Apps, Automation and System Architecture
Bangladesh
English
About me
Hi, I’m Mahmudul, a full-stack engineer and founder of Dorio (formerly SoftCrafty), an AI systems and product engineering studio.
I help businesses build and scale SaaS platforms, internal tools, and automation systems. Over 8+ years, I’ve delivered scalable applications using React, Vue, Node.js, and Laravel, focusing on clean architecture, performance, and long-term reliability.
If you’re building something serious, feel free to reach out.
Skills
Mahmudul Hassan
$25/hour
Offline •
Average response time: 1 hour
See my services
Full Stack Web Applications
I will fix and develop PHP, laravel, vue js, react js website
Bug Fixes
I will fix wordpress issues, errors, and bugs in 12 hours
Want to work on an hourly basis?
Tell Mahmudul Hassan what you need.
$25
/
hourPortfolio
Work experience
Senior Full-Stack Engineer & Technical Lead
Heraclius • Full-time
Jun 2020 - Present • 6 yrs 2 mos
- Leading architecture and development of scalable SaaS platforms and internal systems across multiple products under Heraclius LLC. - Designed and implemented backend systems using Node.js and Laravel, including REST APIs, authentication, RBAC, and high-volume background job processing. - Built and optimized event-driven systems powering real-time workflows, automation pipelines, and scheduled processes at scale, with retry mechanisms and failure handling. - Integrated third-party APIs and AI-driven services to build automation workflows and enhance system capabilities. - Improved system performance and reliability through database optimization, caching, and infrastructure improvements. - Mentored and led a team of engineers, overseeing code quality, system design, and delivery across multiple projects.
127 Reviews
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Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
1-5 out of 127 Reviews
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rajahmed79
United Kingdom
Ongoing collaboration
I am extremely happy working with Mahmudul. He is very knowledgeable, professional and provides a high level of customer care. My website was very slow with poor performance score , he fixed all the bugs in my website and delivered a result beyond my expectations. Thank you very much for your excellent work.
Seller's Response
Helpful?
sabbir_alanaqa
United Arab Emirates
Ongoing collaboration
Mahmudul did a great job. He’s really creative and delivered exactly what I needed. Definitely recommend him.
Helpful?
sabbir_alanaqa
United Arab Emirates
Ongoing collaboration
Again!!! He saved me. He responded and addressed my website error so fast. He knows what he is doing. Highly recommended.
Seller's Response
Helpful?
ohid123
Portugal
Good work from Mahmudul. He addressed my errors very efficiently. Recommending him to anyone. You will not regret.
Seller's Response
Helpful?
sabbir_alanaqa
United Arab Emirates
Ongoing collaboration
BEST!!! He fixed my website errors and carefully tested my website. I have talked with multiple developers. But honestly, he is the best.
Seller's Response
Helpful?
