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rabiul5334

Rabiul Khan

@rabiul5334

Full Stack Engineer AI SaaS RAG Systems and Oracle APEX

Bangladesh
English
About me
Oracle Certified Full-Stack AI Developer with an MBA. I build production-grade AI SaaS platforms, RAG systems, and Oracle APEX enterprise apps using Next.js, PostgreSQL, Prisma, and LangChain. My portfolio includes leading CodeArena, developing HirePilot (AI career platform with ATS scoring), and building FarmIQ (a RAG pipeline with pgvector). I focus on clean architecture, database performance, and scalable business solutions. Please message me before ordering to discuss your project. ... Read more

Skills

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rabiul5334
Rabiul Khan
Offline • 

See my services

Full Stack Web Applications
I will develop enterprise oracle apex applications with sql plsql and ai integration
From$50 / projectMore details
AI Technology Consulting
I will audit, fix and clean up your ai generated code and vibe coded project
From$50 / projectMore details

Portfolio

Work experience

Fiverr

Lead Full Stack Developer & Next.js Specialist

Fiverr • Freelance

Jan 2025 - Present • 1 yr 8 mos

Leading the development of high-performance SaaS applications like CodeArena and HirePilot. Expertise in MERN stack, Next.js, and Docker-based deployments. Delivering pixel-perfect UI/UX and robust backend architectures for global clients.

Metro

Software Engineer (Oracle APEX)

Metro • Full-time

Dec 2021 - Dec 2022 • 1 yr

Developed and maintained enterprise-level applications using Oracle APEX. Focused on database design, performance tuning, and creating scalable business solutions. Collaborated with cross-functional teams to deliver high-quality software products.

CNSport

Software Support Executive

CNSport • Full-time

Aug 2019 - Dec 2021 • 2 yrs 4 mos

Provided technical support and troubleshooting for complex software systems. Managed database queries and ensured system stability. Worked closely with the development team to identify and resolve critical bugs in production environments.