Biagio Distefano
Lead Backend Developer | LLMs & Web3
Salary / Daily rate
Vienna, Austria
Freelance, open to permanent contract
Skills
Languages
About me
Intro
Lead Backend Developer with 9+ years specializing in Python, Web3, and AI for legal tech. Built scalable APIs serving legal frameworks, trained NLP models, and led blockchain integrations at fintech companies. Ready to deliver robust backend solutions with cutting-edge tech stack including Django, FastAPI, and cloud infrastructure.
Work experience
Keyring Network
Oct 2024 - Present
2 years 1 month
Lead Backend Developer
Mar 2025 - Present
1 year 8 months
Python, web3 & other cool stuff.
Senior backend developer
Oct 2024 - Mar 2025
6 months
Python, Blockchain, Web3 & Co.
Senior software engineer
Cytora
Apr 2024 - Oct 2024
7 months
Senior Python Developer
Black Tusk GmbH
Dec 2022 - Mar 2024
1 year 4 months
Developing eHealth with Python and FHIR
CTO
Sweet Legal Tech
Nov 2021 - Dec 2022
1 year 2 months
Law Engineering Systems
Jul 2019 - Dec 2022
3 years 6 months
The guy to talk to
Oct 2021 - Dec 2022
1 year 3 months
Senior Python Developer
Jul 2019 - Dec 2022
3 years 6 months
Development of core libraries for legal-tech framework; training NLP models for legal language (spaCy). Building APIs with Django and FastAPI using PostgreSQL, Redis, Elasticsearch and Neo4j among others.
Research Associate
Department of Innovation and Digitalisation in Law (University of Vienna)
Nov 2019 - Oct 2021
2 years
Vienna, Austria
PhD Candidate
Law Science and Technology Joint Doctorate - RioE
Nov 2019 - Oct 2021
2 years
40015 Galliera BO, Italy
Graduate Research Fellow
Alma Mater Studiorum – Università di Bologna
Oct 2018 - Oct 2019
1 year 1 month
Bologna, Metropolitan City of Bologna, Italy
Research fellow in Legal informatics, focusing on AI&Law and automated data extraction from legal documents
Lawyer trainee
Studio Legale Mecacci
Oct 2015 - Oct 2017
2 years 1 month
53100 Siena, Province of Siena, Italy
Director Internal Management
ELSA Siena
Jul 2016 - Jul 2017
1 year 1 month
53100 Siena, Province of Siena, Italy
Education
University of Vienna
Doctor of Philosophy - PhD
2019 - Present
7 years 1 month
Università di Siena
Specialization School for Legal Professions
2015 - 2017
3 years
Università di Siena
Master's degree in Law
2010 - 2015
6 years