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Shahab
Hosseini

Average Review
0.00
Reputation
17
Finished gigs
0
Finished jobs
0
Website
github.com
Country
Not specified
Specialization
Backend, DevOps and Web3 Engineer
Hourly rate
$30/hr
About me
Backend & DevOps engineer with 6 years of shipping production systems: NestJS/TypeScript APIs, PostgreSQL and Redis, BullMQ queues, Docker, Kubernetes and AWS, plus Web3 infrastructure. What I've built: - A real-time crypto wallet tracker on a self-hosted Ethereum (Erigon) node: wallettracker.app - A news SaaS end to end, from backend and AI services to deployment: payesh.news - An AI gateway routing requests across OpenAI, Anthropic, Gemini and xAI with fallbacks - DEX backends (Uniswap SDK, 0x) and cross-chain bridges (ETH, PulseChain, Solana, BSC) How I work: clear scope, fixed price, working code with a README and a deploy guide. Code samples: github.com/sedshahab0

Work experience

Simorgh
January 2020 – Current time
Job title
Senior Backend, DevOps & Blockchain Engineer
Work experience & achievements
- Designed and built NestJS/TypeScript microservices and APIs for high-traffic products; owned architecture, code review and mentoring. - Built the backend of a real-time crypto wallet tracker on a self-hosted Ethereum (Erigon) node, with custom PulseChain tooling and read-only wallet security. - Built DEX backends (Uniswap SDK, 0x) and cross-chain bridges between Ethereum, PulseChain, Solana and BSC. - Ran production infrastructure end to end: Docker, Kubernetes, AWS (EC2, S3, RDS, IAM, VPC, EKS), Nginx, CI/CD, backups and incident response. - Built a news SaaS (payesh.news) end to end, including an AI gateway routing across OpenAI, Anthropic, Gemini and xAI.

Education

Not specified