Hassan A.
Dubai, United Arab Emirates
100%
Job Success
Sr. Full Stack | Mobile & MERN Stack | Blockchain
$60.00/hr
Hello,
I've been successfully working as an expert in system and software development for the last 10 years.
Currently, my focus is shifted to blockchain development as I truly believe that is the new step in the internet revolution and I want to be a part of it.
I work with Ethereum, Polygon, BSC, Solana, Avalanche, Fantom, Harmony and am exploring other platforms to understand their current ability to execute smart contracts
Tech Stack:
- Backend: Python, FastAPI/Flask/Django, Postgres/TimescaleDB, Redis, Celery, Kafka, Elastic Search, Websockets, Node.js/Express.js/Mongo
- Blockchain: Solidity, Rust on ETH, BNB Chain, EVM Chains, Solana, NEAR
- Frontend: React.js, Next.js, Redux, Typescript, Nest.js
- App Dev: React Native, Flutter
- UI/Ux: Figma
Work history
Work history
NFT P2E Game Smart Contract Auditor
5.00
Feb 14, 2023
-
Feb 14, 2023
"Hassan is incredible talent found in Upwork, I have worked with him twice and he provides me the best solution and help me the in the Web 3.0 space. And…
Private earnings
Smart Contract Wallet Integration for NFT Website site
5.00
Feb 8, 2023
-
Feb 12, 2023
"Hassan is very nice. He did the work on time and is ready to handle modifications when needed. I was totally stuck at the time when I meet him here…
Private earnings
Quick try and test a crypto web3 product
5.00
Sep 4, 2022
-
Sep 5, 2022
"Very good to work with. He is fast and follows through. Good communication Great person"
Private earnings
Cryptocurrency Advice
5.00
Sep 2, 2022
-
Sep 5, 2022
"Very knowledgeable and very detailed in his craft. He welcomes any questions you have or anything you'd like to review again - shows lots of patience. In addition, he is…
Freelancer's response
"Thank you!"Private earnings
I want to create an NFT token market! (Based on Hyperledger)
5.00
Sep 8, 2021
-
Nov 9, 2021
"A very cool blockchain developer. Even though we were busy, they did a great job. Thank you."
Private earnings
QT GUI For our Wallet
3.10
Dec 5, 2020
-
Aug 9, 2021
"As with their other reviews they promised alot but delivered little. We paid good money in advanced in good faith only to be let down. I think they suit smaller…
Freelancer's response
"“Good money in advance” and prolonging that amount to an extended period of amount are two different things. Anyway, 10 months despite 7500 paid out of 20,000 is enough to…Private earnings
Bitcoin, Blockchain Developer
Nov 17, 2020
-
Jul 5, 2021
No feedback given
Private earnings
Blockchain consultation for 1 hour
Oct 3, 2020
-
May 12, 2021
No feedback given
Private earnings
Need Consultant for NFT(Blockchain)
4.70
May 3, 2021
-
May 12, 2021
"Great guy, thank you for all the hard work. I will come back for sure!"
Private earnings
Market making bot For Cryptocurrency Exchange
1.45
Sep 17, 2020
-
Dec 11, 2020
"We ended up paying $1000 for a broken app which we cannot use. Sadly over promise and under deliver. This is the type of free lancer we want to avoid…
Private earnings
Get Paid to Fill out Online Survey | Compensated Study about Technology
Feb 21, 2023
-
Present
Job in progress
Private earnings
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Skills
Skills
- Machine Learning
- Blockchain Architecture
- Distributed Ledger Technology
- Web Component Design
- Blockchain Development
- UX & UI
- Bot Development
- Metaverse
- DApp Development
- Smart Contract Development
Project catalog
Get started working with Hassan quickly with these predefined projects.
Get started working with Hassan quickly with these predefined projects.
You will get design mobile app ui ux and prototype
From $100
3 days delivery