Matej Z.

Matej Z.

Senior Python Developer

Ljubljana, Slovenia
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About Me

Matej is a well-rounded professional with a multifaceted IT journey covering full-stack development and technical leadership to Blockchain and crypto consultancy. With a focus on Python and modern Python frameworks, he writes complex algorithms and efficient code to improve the back-end application process. Matej is also familiar with the fundamental design principles behind scalable applications and how front-end technologies work, building high-volume and high-availability systems using JavaScript, PHP, Java, jQuery, Angular, RoR, MySQL, and many other technologies. He is currently focused on fintech, Web3, Blockchain, Crypto, and ESG, designing Blockchain systems and platforms while also setting up and documenting their business, operational, and financial processes. In his current engagement as a Chief Blockchain Officer, Matej works with Tokenomics and NFT technology, writes Ethereum Blockchain Solidity smart contracts, and advises community banks on tech systems and solutions.

Work history

UpStack
UpStack
Senior Python Developer
2022 - Present (2 years)
Remote
  • Creating and developing innovative software solutions for clients across a broad range of industries.

  • Participating in scrums consisting of cross-functional teams, both software and hardware.

  • Ensuring that features are being delivered efficiently and on time.

Nectus
Nectus
Chief Blockchain Officer & Technical Lead
2019 - Present (5 years)
Remote
  • Structuring Tokenomics and using NFT technology for legal, business, and investment contracts and other use cases.

  • Writing Ethereum Blockchain Solidity smart contracts for governing the system's logic, ensuring democratization, transparency, and preventing corruption via the decentralization principles.

  • Advising community banks (Banco Palmas) on technology systems and solutions and anything Web3/Blockchain/Crypto related.

Bitstamp
Bitstamp
Technical Team Lead (Banking)
2018 - 2021 (3 years)
Remote
  • Built an internal banking/payment system to handle transactions and liaised with teams to deliver solutions that comply with regulations.

  • Designed new solutions to integrate different banking systems with Bitstamp, allowing seamless communication with banks and service providers.

  • Led processes to redesign and restructure Bitstamp's withdrawal and deposit workflow, overseeing all tests, production, and deployment processes.

Hedge Token (now Blocktrade)
Hedge Token (now Blocktrade)
Blockchain Consultant | Lead System Administrator | Lead Software Engineer
2017 - 2018 (1 year)
Ljubljana, Slovenia
  • Performed an advisory and researching role for Hedge Token, later restructured and rebranded to Blocktrade.

  • Analyzed and documented Ripple, a real-time gross settlement system, currency exchange, and remittance network created by Ripple Labs, working on integrating the Ripple gateway into the company’s online platform.

  • Did website coding, administration, and management.

RialtoTrade.com
RialtoTrade.com
Technical Lead | System Administrator | Blockchain Developer
2017 - 2020 (3 years)
Valletta, Malta
  • Designed, developed, and deployed crypto-based trading algorithms and full-stack solutions on the Rialto platform.

  • Implemented multiple microservices to execute different trading strategies on the platform with features for users to manage their asset portfolio on the dashboard.

  • Built and led the Rialto dev team to design and implement different technology solutions and systems to enhance trading activities.

SciNote
SciNote
Senior Full-stack Engineer
2016 - 2019 (3 years)
Remote
  • Contributed to the development of ELN (Electronic Lab Notebook) for SciNote and Gilson, Inc.

  • Built proprietary add-ons for clients, managed their cloud and on-premise-based servers, and integrated and connected several third-party web services.

  • Created a RESTful API that third-party applications such as LIMS systems, data management systems, CRM, ERP systems can use to uni- or bidirectionally access SciNote.

BioSistemika
BioSistemika
Full-stack Engineer | System Administrator | Team Lead
2013 - 2018 (5 years)
Ljubljana, Slovenia
  • Designed, built, and implemented low-level firmware solutions and high-level applications on pipetting software for Gilson S.A.S.

  • Led processes to deliver a highly available web application for CytoCypher, enhancing the processing of cell data on the project.

  • Worked on an electronic lab notebook (ELN) and a mobile application for Bluetooth connection with a pipetting device.

Portfolio

Full-stack Developer - Electronic Lab Notebook
Full-stack Developer - Electronic Lab Notebook

Designed and implemented full-stack solutions for the client's Electronic Lab Notebook project that keeps scientists' research organized in one place. Built the solution with features to customize and manage data to suit user preference, giving structure and context to notes, Excel sheets, tables, checklists, and pictures.

Technical Lead - Rialto
Technical Lead - Rialto

Led processes to deliver the cryptocurrency trading algorithms for the Rialto trading and hedge fund platform. Implemented different microservices to process trading strategies on the solution. Delivered solutions that allow users to undertake cryptocurrency transactions and manage their asset portfolios on a dedicated user dashboard.

Technical Team Lead - Bitstamp
Technical Team Lead - Bitstamp

Worked on the Bitstamp centralized crypto and fiat exchange, delivering an internal banking and payment system to handle fiat and cryptocurrency money transactions. Provided solutions to complex platform issues, acted as the release manager for all new solutions on the project, and handled emergency responses when critical production systems malfunctioned or went down.

Education

Double Master’s degree in Computer Science and Mathematics || Thesis: Alzheimer's Disease Prediction With Machine Learning From Clinical Data
Double Master’s degree in Computer Science and Mathematics || Thesis: Alzheimer's Disease Prediction With Machine Learning From Clinical Data
University of Ljubljana, Faculty of Computer and Information Science and Faculty of Mathematics and Physics
2014 - 2016 (2 years)
Bachelor of Computer and Information Sciences ||

Thesis: Development of a Physics Engine for Computer Games
Bachelor of Computer and Information Sciences || Thesis: Development of a Physics Engine for Computer Games
University of Ljubljana
2010 - 2014 (4 years)