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Rejwan IslamRI
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Rejwan Islam

@rir360

Full-stack engineer building scalable, secure web platforms end-to-end.

Bangladesh
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What I'm looking for

I’m looking to build production-grade, scalable systems end-to-end—especially distributed, event-driven backend with clean frontend. I want ownership, strong security practices, and room to apply AI-first development (LLMs, prompts, agentic workflows).

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

FI

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.

EL

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

NC

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.

ND

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.

MD

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.

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