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**Sergiu Corches**
+40 758628554
corchessergiu194@gmail.com
LinkedIn: linkedin.com/in/corches-sergiu-1ab961184
GitHub: github.com/corchessergiu
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### **Education**
**Master of Science in Software Engineering**
Technical University of Cluj-Napoca | Oct 2021 – Jul 2023
**Bachelor of Science in Computer Science**
Technical University of Cluj-Napoca | Oct 2017 – Jul 2021
*Courses:* Operating Systems, Data Structures, OOP (Java), Databases, Blockchain, Web Development
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### **Skills**
- **Programming:** JavaScript, TypeScript, Solidity, Angular, HTML/CSS, Java
- **Tools/Technologies:** Node.js, Express, MySQL, MongoDB, Git, Remix
- **Web3:** Hardhat, ethers.js, web3.js, Mocha/Chai, Truffle
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### **Experience**
**Blockchain Developer** | Starfish Technologies | Sep 2021 – Present
- Developed and audited smart contracts (NFTs, marketplaces, staking, bridges) using Solidity.
- Built Node.js backends for blockchain interaction, cron jobs, and real-time data updates.
- Worked with Ethereum, BSC, Polygon, Avalanche, and other EVM-compatible chains.
**Freelance Blockchain Developer** | Jan 2023 – May 2023
- Created custom NFT projects with 100% test coverage using Hardhat/Mocha.
- Managed metadata storage (IPFS/Azure) and integrated blockchain via Node.js.
**Frontend Intern** | Axon Soft | Jun 2020 – Sep 2020
- Developed Angular components for a job application platform.
- Participated in code reviews and UI/UX brainstorming sessions.
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### **Projects**
**Web3:**
- **Crowdfunding Platform** – Smart contract with presale phases and token generation.
- **Car Rental DApp** – Payment channels, Angular frontend, Express backend.
- **Deb0x Protocol** – Encrypted messaging with MetaMask signatures.
- **DBXen Protocol** – Tokenomics design, deployed on 13 EVM chains.
- **NFT Marketplace** – ERC721 land plots, Opensea-compatible metadata.
**Web2:**
- **Polynomial Calculator** – Java-based tool.
- **FoodCaring** – Angular + Spring team project.
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### **Community & Awards**
- **ETHGlobal 2023** – Prize-winning developer.
- **ETH Bucharest 2024** – Juror.
- **1st Place** – Filecoin & IPFS Hackathon (Deb0x decentralized messaging).
- **Co-Founder** – ETH Cluj organization, speaker at technical meetups.
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### **Languages**
English, Romanian
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