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Zain-Ul-Mustafa
@zainmustafa90
Level 1
Senior Software Engineer, AI Chatbot Developer, SaaS and Automation Expert
Pakistan
Englisch
Über mich
I am a Senior Software Engineer with 15+ years of experience in SaaS, APIs, and backend systems. I specialize in AI chatbot development, business automation, and custom AI assistants. I build smart chatbots that handle customer queries, automate support, and guide users (including finance/loan systems). Skilled in PHP/Laravel, REST APIs, and integrations. I focus on scalable, reliable, and business-driven solutions. Let’s build AI solutions for your business.
Kompetenzen
Zain-Ul-Mustafa
50 $/Stunde
offline •
Durchschnittliche Antwortzeit: 1 Stunde
Meine Dienstleistungen
API & Integrationen
I will setup gohighlevel SMS with signalwire or any custom SMS provider
Benutzerdefinierte Websites
I will develop and fix PHP laravel codeigniter web applications
Möchtest du auf Stundenbasis arbeiten?
Erzähle Zain-Ul-Mustafa, was du brauchst.
50 $
/
StundePortfolio
Arbeitserfahrung
Team Lead and Senior Software Engineer
Integritech • Vollzeit
Jul 2024 - Feb 2026 • 1 yr 7 mos
Architected AI-powered automation systems using AWS Bedrock with contextual Knowledge Base integration. Designed secure bi-directional CRM and field-service integrations using REST APIs and webhook-driven architecture. Built custom GoHighLevel applications with automated 22-hour token regeneration system ensuring uninterrupted API operations. Implemented PHPUnit-driven testing standards improving code reliability and reducing production defects. Led remote development team and aligned technical roadmap with business objectives and scalable SaaS architecture principles.
Senior Software Engineer
Carpediem • Vollzeit
Jan 2022 - Jul 2024 • 2 yrs 6 mos
Led full lifecycle development of scalable SaaS applications deployed in production environments. Engineered optimized API ecosystems improving system response performance and integration efficiency. Introduced Test-Driven Development (TDD) and structured feature testing across engineering workflows. Delivered high-availability systems through secure cloud deployment and collaborative remote execution.
Team Lead PHP Developer
Symits • Vollzeit
May 2017 - Jan 2022 • 4 yrs 8 mos
Developed enterprise-grade RESTful APIs and modernized legacy system architectures. Managed development team while enforcing clean code standards and structured testing practices. Improved application maintainability and scalability through systematic refactoring initiatives.
9 Bewertungen
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justinrivas798
Wiederkehrender Kunde
Vereinigte Staaten
Good job by Zain
800 $-1.000 $
Preis
3 Wochen
Dauer
Hilfreich?
dunkens
Wiederkehrender Kunde
Vereinigte Staaten
I recently worked with Zain to set up a direct API connection between my ServiceTitan and GoHighLevel (GHL) accounts, and I couldn’t be happier with the results. He built a clean, real-time dashboard that lets me actually see the data flowing between the two systems — which gives me total confidence...
1.000 $-1.500 $
Preis
5 Wochen
Dauer
Antwort des Freelancers
Hilfreich?
dunkens
Wiederkehrender Kunde
Vereinigte Staaten
Excited expectations!!
Bis zu 50 $
Preis
3 Tagen
Dauer
Hilfreich?
devynnthompson
Wiederkehrender Kunde
Vereinigte Staaten
Zain was fantastic in delivering what automations I needed for my team. He went above and beyond to explain what each step needed and delivered what he promised.
400 $-600 $
Preis
3 Tagen
Dauer
Hilfreich?
devynnthompson
Wiederkehrender Kunde
Vereinigte Staaten
Was responsive and helped my my business
Bis zu 50 $
Preis
8 Tagen
Dauer
Hilfreich?
