Mohamed Hesham
6 October,GZ
Summary
Backend engineer specializing in scalable systems and performance optimization. Proficient in PostgreSQL, Node.js, and blockchain infrastructure, delivering efficient and reliable backend solutions. Contributed to key features of the Voyager explorer at Nethermind, focusing on blockchain indexing, protocol upgrades, and token analytics. Known for a problem-solving mindset and expertise in designing data models and integrating smart contracts.
Overview
2
2
years of professional experience
Work History
Junior Full Stack Engineer - Voyager Explorer
Nethermind
02.2024 - Current
- Integrated StarkNet ID into the Voyager explorer by building a custom indexer with real-time updates for domain ownership, expirations, and primary ID changes.
- Led the integration of StarkNet v0.13.4 upgrades, updating indexers, database schemas, and execution logic to ensure full protocol compatibility.
- Automated token metadata integration (icons, USD prices, and TVL charts) in the contract portfolio section, reducing manual effort and enabling scalability — using the Coingecko API for real-time data.
- Developed CSV export functionality across token transfer pages, improving data extraction for users and analysts.
- Implemented direction-based filters for L1↔L2 messages, enhancing visibility into cross-layer interactions.
- Built a staking event tracking API to power Argent's dashboard, enabling real-time validator insights.
- Refactored and maintained existing systems, fixing bugs, upgrading interfaces, and adapting software to newly implemented protocol and data changes.
Blockchain Engineer Intern
Nethermind
11.2023 - 02.2024
- Engaged and assisted in multiple projects
Coding Instructor
Ischool
09.2023 - 11.2023
- Taught programming fundamentals to children through engaging online sessions, using tools like Scratch and Python to introduce problem-solving, logic, and creativity in a fun, beginner-friendly environment.
Software Engineer Intern
EJADA
07.2023 - 09.2023
- Developed a strong understanding of CRM Dynamics.
- Collaborated closely with a team in various CRM Dynamics modules.
- Customized out-of-the-box functionality.
- Enhanced Dynamics capabilities using JavaScript.
- Extended functionality by adding plugins using C#.
- Got hands-on experience with customization and plugin development.
Education
Bachelor of Computer Science -
Ain Shams University
Egypt05-2024
Skills
- JavaScript and TypeScript
- Nodejs and Expressjs
- Python programming
- Blockchain indexing
- Git version control
- Docker containerization
- Ethereum and smart contract integration
- PostgreSQL and SQL optimization
- C programming
- C# development
Timeline
Junior Full Stack Engineer - Voyager Explorer
Nethermind
02.2024 - Current
Blockchain Engineer Intern
Nethermind
11.2023 - 02.2024
Coding Instructor
Ischool
09.2023 - 11.2023
Software Engineer Intern
EJADA
07.2023 - 09.2023
Bachelor of Computer Science -
Ain Shams University
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