h
hashir_f

Hashir F.

@hashir_f

Senior Full Stack

India
English
About me
I help startups, clinics, and growing businesses turn manual processes and disconnected systems into scalable SaaS and AI- powered platforms. Over the past 10+ years, I’ve designed and built production-ready systems.... Read more

Skills

h
hashir_f
Hashir F.
Offline • 

See my services

AI Integrations
I will build ai apps using openai, claude, or gemini apis
From$150 / projectMore details
API & Integrations
I will develop secure, scalable rest apis for your web and mobile applications
From$75 / projectMore details

Portfolio

Work experience

Upwork

Senior Full-Stack & AI Developer

Upwork • Freelance

Dec 2020 - Present • 5 yrs 8 mos

I design and architect scalable SaaS platforms, AI-powered automation systems, and cloud-native applications for startups and growing businesses. Impact & Results: • Architected multi-tenant SaaS platforms supporting 1,000+ active users • Reduced manual operational workload by 30–40% through workflow automation • Designed backend systems handling 50k+ API requests per day • Improved system performance by 25–50% through architecture refactoring • Deployed secure cloud-native applications on AWS & Azure Core Expertise: SaaS Architecture | Multi-Tenant Systems | .NET Core | ASP.NET Cloud Infrastructure (AWS / Azure) | REST APIs AI-Driven Automation | System Design | Performance Optimization I partner with founders from MVP validation through full-scale production deployment.