Samiul
Web3 Backend Engineer
Overview
$3.73/hr · Full Time (8hr/day)
Education:
BSc in Computer Science
CGPA: 3.44
Last Active:
3 weeks ago
Joined:
August 04, 2026
Profile Description
Backend engineer focused on crypto infrastructure, with 2+ years of professional experience. Built a production multi-chain stablecoin payment gateway (TRON, Solana, ETH; USDT/USDC) at Spark Vision, and worked on DeFi swap and exchange backend modules at ALXICORN. Also shipped an end-to-end AI recruitment platform. Core stack: Node.js, TypeScript, PostgreSQL, Redis, Docker, AWS.
Skills
TypeScript
2 years
JavaScript
2 years
Node.js
2 years
PostgreSQL
2 years
Redis
2 years
Docker
1 years
AWS
1 years
MongoDB
2 years
React
2 years
Next.js
1 years
RabbitMQ
1 years
Express
1 years
Koa
1 years
Experience
Spark Vision
Backend Engineer
October 2025 – June 2026
Owned ~90% of design and code for a multi-chain stablecoin payment gateway (TRON, Solana, Ethereum; USDT/USDC) and an AI recruitment platform. Stack: Node.js, TypeScript, Koa, PostgreSQL, Redis, pg-boss, Docker, AWS Lambda.
ALXICORN
Backend Engineer
January 2025 – September 2025
Part of the core architecture team on an on-chain DeFi swap platform. Built auth and exchange wallet microservices for a crypto exchange in early development. Node.js, TypeScript, RabbitMQ, PostgreSQL, MongoDB, Redis.
Education
BSc in Computer Science
Southeast University
2023 - 2026
CGPA: 3.44
Client Reviews
Basic Information
Age
26
Gender
Male
Location
Dhaka, BangladeshLinks
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