Rejwan Islam
@rir360
Full-stack engineer building scalable, secure web platforms end-to-end.
What I'm looking for
I’m a full stack engineer with 4+ years of experience building production-grade, scalable systems with an “AI-augmented mindset.” I move quickly from idea to production while holding high standards for code quality, security, and user experience.
At Eaglesidea Ltd., I architected and delivered full-stack solutions for EITIx (Enterprise SOAR & Security Platform) as lead and core developer from system design to deployment. I engineered a distributed, event-driven platform that processes 150M+ security events (~200GB) daily, using Bull MQ and Redis, and I owned the security hardening and engineering lifecycle end-to-end.
I also build product experiences like Palacious Estates—implementing secure authentication and authorization (JWT, Bcrypt, encryptions), developing with Next.js, TypeScript, and Supabase, and shipping dashboards with email notifications. On the frontend side, I delivered 250+ fully responsive, pixel-perfect websites for Sixfold Studio, focusing on performance-optimized design with advanced animations and a modern aesthetic.
My foundation blends backend architecture, distributed systems, and clean frontend delivery, supported by Linux, Docker, Nginx, and CI/CD pipelines. I bring AI-first development practices too—Prompt Engineering, LLM integration, and agentic workflows using Claude/Gemini and GitHub Copilot—while collaborating effectively with global stakeholders.
Experience
Work history, roles, and key accomplishments
Frontend Engineer
Fiverr
Jan 2023 - Jan 2025 (2 years)
Delivered 250+ fully responsive, pixel-perfect websites with advanced animations and performance-focused frontend implementation. Translated client requirements into production-ready UI using Next.js, Tailwind CSS, and Vanilla/JavaScript while maintaining brand fidelity and code quality.
Full Stack Engineer
Eaglesidea Ltd.
Jan 2021 - Jan 2025 (4 years)
Architected and delivered the end-to-end EITIx enterprise SOAR/security platform, independently owning security orchestration, frontend/backend delivery, and deployment. Engineered an event-driven, distributed system processing 150M+ security events (~200GB) daily for banking institutions using BullMQ and Redis.
Education
Degrees, certifications, and relevant coursework
National University, COT
Bachelor of Science, Computer Science and Engineering
2020 - 2024
Grade: 3.48/4.00
Activities and societies: Managed Programming Club
Earned a B.Sc. in Computer Science and Engineering with a CGPA of 3.48/4.00.
Narayanganj College, Dhaka
Higher Secondary Certificate, Science
2017 - 2019
Grade: 4.31/5.00
Completed the Higher Secondary Certificate (Science) with a CGPA of 4.31/5.00.
Muslimnagar K.M. High School, Narayanganj, Dhaka
Secondary School Certificate, Science
2015 - 2017
Grade: 4.68/5.00
Completed the Secondary School Certificate (Science) with a CGPA of 4.68/5.00.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Website
rir360.devPortfolio
rir360.devSocial media
Job categories
Skills
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