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Yaseen Sayyed

@yaseensayyed

Backend engineer specializing in scalable APIs, cloud-native systems, and event-driven architectures.

India
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What I'm looking for

I'm looking for backend/cloud roles where I can design scalable APIs, automate DevOps workflows, improve reliability, and grow within a collaborative, product-focused engineering team.

I am a backend engineer with hands-on experience building scalable APIs and event-driven systems using Go, Python, and JavaScript. I focus on reliable, maintainable backends that support growth and real-time use cases.

I designed and developed a modular ERP backend and multi-tenant architecture, built production React Native apps, and integrated authentication, payments, and real-time notifications. I have delivered end-to-end features from schema design to client-facing mobile integrations.

On the infrastructure side, I deploy and automate cloud-native systems with AWS, Docker, Kubernetes, and Terraform, and implement CI/CD pipelines to speed deployments. I’ve reduced costs through containerization, automated deployments, and instance optimization while improving monitoring, logging, and security.

I contribute to open-source projects and build developer tooling, and I seek opportunities where I can drive backend reliability, observability, and scalable architecture in collaborative teams.

Experience

Work history, roles, and key accomplishments

FR

Freelance Backend Engineer

Freelance

Jan 2021 - Oct 2022 (1 year 9 months)

Developed RESTful APIs in Go and Python for small businesses, migrated client projects to Dockerized AWS EC2, and implemented CI/CD pipelines to improve deployment reliability. Designed optimized PostgreSQL/MySQL schemas, implemented OAuth2/JWT authentication, and integrated payment and SMS providers.

Education

Degrees, certifications, and relevant coursework

University of Mumbai logoUM

University of Mumbai

Bachelor of Computer Science, Computer Science

2019 - 2023

Grade: 7.89/10

Activities and societies: Decentralized Voting DApp (Ethereum, Solidity, Web3.js) — university project implementing secure registration, voting, and tallying on an Ethereum testnet.

Completed a Bachelor of Computer Science at University of Mumbai (Apr 2019–Apr 2023) with a GPA of 7.89/10. Capstone project: Decentralized Voting DApp using Ethereum, Solidity, and Web3.js.

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Yaseen Sayyed - Freelance Backend Engineer - Freelance | Himalayas