Zied Kallel

ICT Engineer

Building innovative solutions at the intersection of Web3, AI, and Embedded Systems. Currently crafting decentralized applications at Code&Ledger.

Experience

Web3 Developer

Code&Ledger

06/2025 – PresentBrussels, Belgium (Remote)
  • Contributed to the development of a production-ready decentralized application (DApp) bapt.app on the Aptos network.
  • Optimized performance and lowered API usage by 40% through call combination and caching of repetitive data.
  • Conducted thorough testing of transactions and token creation in the Testnet environment prior to the main production launch.

Test Development Engineer

Actia Engineering Services

07/2024 – 08/2024Sfax, Tunisia
  • Developed an optimization script in Python, leveraging the `re` library, to validate and correct errors in .sss files, or present targeted user advertisements.
  • Created Windows BAT files for streamlined script execution.
  • Automated previously manual operations, resulting in a 30% improvement in workflow efficiency.

Projects

Skills

C++ · C · Python · Dart · Rust · Assembly Language · Linux · SQL · MATLAB · Flutter · NextJS · React · React Native · Aptos Dapp · Railway · Git · Github

Education

ICT Engineering Diploma

Higher School of Communication of Tunis – SUP'COM

09/2023 – present

Pre-Engineering (PC - Physics and Chemistry)

Preparatory Engineering Institute of Sfax (IPEIS)

2021 – 2023

Ranked 34th out of 1200 applicants in the National Entrance Exam for Engineering Schools (Physics-Chemistry).

Certifications