Hoan Le builds scalable web & blockchain products.
Full‑stack developer (2+ yrs) across Node.js / NestJS, Next.js, Go, Solidity & Kubernetes—shipping secure, performant applications.
About
I'm a software engineer passionate about creating delightful user experiences powered by maintainable, scalable architecture. I love working end-to-end: ideation, design collaboration, performance profiling, and shipping polished features.
Focus areas: Backend architecture, animations, performance, platform engineering.
Values: Accessibility, craft, open source, knowledge sharing.
Selected Projects
TuneVibe Platform
VisitEnd‑to‑end audio / podcast platform (web, backend, smart contracts, IPFS). Consolidates TuneVibe FE, BE, contract, IPFS repos delivering streaming, decentralized storage and token logic.
hdrajs
VisitLightweight TypeScript helper library (WIP) providing reusable utilities and abstractions; published on NPM.
viet-qr
VisitNPM package generating Vietnam bank QR codes for payments; lightweight utility adopted in small internal tools.
Turbo Nest + Next Template
VisitMonorepo starter template integrating NestJS backend and Next.js frontend with shared TypeScript types and turbo build pipeline.
Sushifarm Backend
VisitYield farming / staking backend and smart contract maintenance within SushiSwap ecosystem adaptation.
Built on Gno Portal
VisitGnoland ecosystem portal aggregating news, learning resources, NFT & media content with Express API + Next.js frontend.
Experience
Developer & DevOps · Rabid App
May 2025 – Aug 2025
- Designed relational database schema and implemented backend services with NestJS (Node.js)
- Implemented CI/CD pipelines using Kubernetes, GitLab CI & Argo CD for automated deployments
- Mentored & coordinated backend team (8 members) ensuring delivery cadence & code quality
- Diagnosed & resolved production issues improving reliability of podcast/social features
Full‑stack Developer · NFT Marketplace (Privacy‑Focused)
Nov 2024 – Mar 2025
- Engineered privacy‑centric NFT trading platform integrating Data Ownership Protocol
- Developed smart contracts in Solidity (Hardhat) plus backend services (NestJS, Node.js)
- Built responsive web interface with React/Next.js enabling secure NFT discovery & trading
- Set up CI/CD with K8s, GitLab CI & Argo CD; mentored backend contributors
- Integrated AWS S3 for asset storage and optimized media delivery
Backend Developer · Lotton (Telegram Mini App)
Aug 2024 – Sep 2024
- Developed lottery backend APIs with NestJS enabling fair draws on Ton Network
- Integrated Telegram Mini App authentication & feature endpoints
- Resolved performance & integration issues improving response reliability
Backend Developer · Sushifarm (SushiSwap Ecosystem)
Jul 2024 – Sep 2024
- Maintained & enhanced Solidity smart contracts for staking / yield farming
- Developed backend services in Go (Gin) to support gameplay & reward logic
- Handled deployment processes on AWS EC2 and ensured uptime
Full‑stack Developer · Built on Gno (Gnoland Ecosystem Portal)
Jun 2024 – Jul 2024
- Designed database schema & public REST API (Express.js) for ecosystem resources
- Implemented front‑end with Next.js consuming unified content feeds
- Set up CI via GitHub Actions & Dockerized services for consistent builds
Education
B.S. Software Engineering
The University of Da Nang
- Coursework: Software Architecture, Distributed Systems, Database Systems, Algorithms
Skills
Languages
Backend
Frontend
DevOps
Databases
Testing
Get In Touch
Have an opportunity?
I'm open to discussing new full-time roles, contracting, or collaboration for open source & community initiatives.