ZIHAN FAKIR
Professional Summary
Results-oriented AI Engineer and Full-Stack Software Developer with over 4+ years of hands-on expertise architecting high-performance web applications, generative AI orchestration pipelines, and distributed cloud microservices. Proven track record of cutting server latency by 42%, maintaining 99.9% application uptime, and delivering intuitive, accessible, mobile-first user interfaces. Deep academic foundations in Computer Science combined with 12 industry-accredited certifications across Google, AWS, Meta, and DeepLearning.AI.
Work Experience
- Spearheaded engineering architecture for mission-critical multi-tenant enterprise SaaS applications, managing a team of 4 junior developers.
- Architected resilient microservices utilizing Node.js, Express, and Next.js, cutting server response latency by 42% and optimizing cache efficiency with Redis.
- Engineered custom Generative AI agent pipelines with vector embeddings and RAG retrieval, boosting automated query resolution speed by 60%.
- Standardized CI/CD automated deployment pipelines with Docker and GitHub Actions, establishing zero-downtime releases.
- Engineered robust full-stack web applications with React, TypeScript, Express, and PostgreSQL supporting 50,000+ monthly active users.
- Integrated comprehensive end-to-end unit and integration testing suites, achieving 99.9% production release stability.
- Streamlined relational database indexing and schema normalization, decreasing complex query execution times by 35%.
- Implemented secure role-based access control (RBAC) and OAuth2/JWT authentication workflows.
- Designed and deployed performant, responsive web user interfaces for over 20+ international corporate clients.
- Collaborated closely with UI/UX designers to translate Figma design tokens into pixel-perfect, accessible, mobile-first code.
- Optimized front-end asset loading, achieving perfect Core Web Vitals scores and sub-second page loads.
Education
Graduated with Honours. Focused coursework on Data Structures & Algorithms, Database Management Systems (DBMS), Distributed Networks, Operating Systems, Software Architecture, and Artificial Intelligence.
Technical Skills Matrix
Key Engineered Projects
Production-grade multi-model AI suite with streaming responses, conversation branching, adaptive context memory, and secure token billing. Built with Next.js, TypeScript, OpenAI/Gemini APIs, and Tailwind CSS.
Full-scale enterprise commerce platform featuring real-time inventory synchronization, Redis caching, Stripe payment gateway, and high-performance React front-end.
Ultra-fast, accessible web portal engineered with mobile-first architecture, zero layout shift, and instant client-side interaction speed.
Verified Certifications
Languages & Methodologies
Spoken Languages: English (Fluent / Professional Working Proficiency), Bengali (Native).
Engineering Methodologies: Agile/Scrum, Domain-Driven Design (DDD), CI/CD, Test-Driven Development (TDD), High-Availability Architecture, Strict Code Review.