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nacir_chahine

Nacir C

@nacir_chahine

Full Stack Engineer

Brasil
Árabe, Francês, Inglês
Algumas informações são exibidas no idioma inglês.
Sobre mim
As a full stack (backend heavy) web developer, I create secure, scalable, and maintainable web applications. I specialize in the development of REST APIs. I have a good understanding of web application architecture and security best practices.... Saiba mais

Habilidades

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nacir_chahine
Nacir C
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Tempo médio de resposta: 1 hora

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Portfólio

Experiência profissional

Python Backend Developer

TradeBrix • Período integral

Sep 2025 - Present • 8 mos

• Developed and maintained Python backend services for trading platform infrastructure. • Managed and optimized Supabase and ClickHouse databases for high-performance data operations. • Built and utilized just command runner for streamlined development workflows and task automation. • Applied advanced knowledge of proprietary trading firm operations and complex trading strategies.

Web Developer

ZeeSWEB • Freelance

Jan 2019 - Present • 7 yrs 4 mos

• Developed and delivered CMS and web applications using Laravel and Yii frameworks for SMEs. • Integrated secure payment gateways (Netcommerce, Stripe), enabling recurring subscription models and processing $50K+ annually. • Enhanced database queries, improving application response time by 20%.

Full Stack Engineer

iSolution • Período integral

Jan 2023 - Aug 2025 • 2 yrs 7 mos

Member of engineering team: Laravel, Angular, Yii, blade, PHP, HTML, CSS, JS, TS, web development • Built and optimized Laravel applications, improving performance and page load speeds. • Developed a Filament Laravel CMS with traits, cutting development time by 40%, with audit logs and role-based access control (RBAC). • Maintained Django and Yii applications serving 10K+ monthly users. • Built secure APIs with bearer token authentication and integrated payment providers (Tabby, Tamara, Urway), processing $100K+ monthly. • Integrated OneSignal for push notifications, boosting re-engagement. • Streamlined collaboration on large projects with cloud-based Git workflows. • Implemented geolocation features. • Built and optimized NoSQL (MongoDB) databases to support large-scale applications, reducing response times. • Automated database migrations with scripts, reducing manual work by 60%. • Designed multi-tenancy login for SaaS apps, ensuring scalable client onboarding. • Applied Observers for automated model event handling, improving data consistency and reducing manual coding effort. • Implemented WebSocket communication (Pusher) for real-time updates. • Improved background task execution by 50% using worker queues and cron jobs. • Deployed and managed apps on servers and containers (Docker), ensuring scalability and uptime.