Open to opportunities

Ramin Kaf

@raminkaf

Backend engineer specializing in Node.js microservices and distributed systems, building scalable APIs and resilient cloud services.

Iran

Message

What I'm looking for

I’m looking for a backend role where I can build event-driven microservices, improve observability and reliability, and work with cloud infrastructure to deliver fast, scalable APIs.

I'm a backend engineer specializing in Node.js microservices, distributed systems, and scalable API design, with a strong focus on DevOps.

Experience

Work history, roles, and key accomplishments

Backend Engineer

Raahbar Informatics Services Holding

Nov 2023 - May 2026 (2 years 6 months)

Migrated a legacy Express.js application to a NestJS microservices architecture using RabbitMQ for asynchronous communication. Designed and developed 15 microservices (gRPC, RabbitMQ) and led optimizations to reduce operational costs by 85% while improving scalability and query performance.

Node.js Backend Developer

Independent Client

Jun 2022 - Oct 2023 (1 year 4 months)

Developed the backend of a social publishing platform using Node.js, Express.js, TypeScript, and Socket.IO, deployed on AWS EC2 with media stored in Amazon S3. Designed and maintained 300+ RESTful APIs for authentication, content management, social features, and notifications; implemented JWT/RBAC, request validation, and real-time notifications.

Node TypeScript Socket.IO REST APIs JWT RBAC MongoDB Redis Amazon S3 AWS EC2 Git

PHP Developer (Laravel)

Binshops.com

Mar 2021 - Apr 2022 (1 year 1 month)

Developed and maintained web applications and e-commerce solutions using PHP, Laravel, and MySQL. Integrated third-party APIs for payments, shipping, customer verification, and inventory synchronization with marketplaces.

PHP Laravel MySQL