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Zain-Ul-Mustafa
@zainmustafa90
Level 1
Senior Software Engineer, AI Chatbot Developer, SaaS and Automation Expert
Pakistán
Inglés
Sobre mí
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.
Habilidades
Zain-Ul-Mustafa
USD 50/hora
desconectado •
Tiempo medio de respuesta: 1 hora
Revisa mis servicios
API e integraciones
I will setup gohighlevel SMS with signalwire or any custom SMS provider
Sitios web personalizados
I will develop and fix PHP laravel codeigniter web applications
¿Quieres trabajar por horas?
Dile a Zain-Ul-Mustafa qué necesitas.
USD 50
/
horaPorfolio
Experiencia laboral
Team Lead and Senior Software Engineer
Integritech • Tiempo completo
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 • Tiempo completo
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 • Tiempo completo
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 Reseñas
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1-5 de 9 reseñas
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Good job by Zain
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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...
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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.
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Was responsive and helped my my business
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