Darius Buhai

AI Software Engineer

AI Software Engineer at Bloomberg, building LLM-powered search and ranking systems. Full-stack engineer and app entrepreneur with products shipped on the App Store and Google Play.

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London, United Kingdom buhaidarius@gmail.com LinkedIn
3+ yrs
at Bloomberg
3.8/4
GPA, scholarship
+3%
Terminal CTR uplift
5k+
app installs

Experience

AI Software Engineer

Bloomberg · London, United Kingdom
Oct 2022 - Present
  • AI Content Discovery — AI Software Engineer Jan 2026 - Present

    Delivering tailored responses to users within our LLM-based search systems — for example, surfacing the key aspects of a security when a user searches for a company.

  • AI Autocomplete — AI Software Engineer Nov 2024 - Jan 2026

    Built a new ranking system for Bloomberg Terminal Autocomplete from start to finish: collected user data, built an up-to-date pipeline, trained and deployed a model, and exposed it to US clients — emphasising personalised candidates and improving overall CTR by up to 3%.

  • Search Infrastructure — Backend Engineer Nov 2023 - Nov 2024

    Enhanced the search experience in DATA <GO> and implemented a new versioned search system in Python, enabling experimentation with various SOLR parameters.

  • Data License — Full Stack Engineer Feb 2023 - Nov 2023

    Used TypeScript and React to develop a novel data-visualisation approach with a JSON viewer, particularly beneficial for developers on the DATA <GO> platform.

  • Graduate Scheme Training Oct 2022 - Feb 2023

    Completed a three-month new-joiner course to learn the company's culture and processes, studying C++, Python, TypeScript and Bloomberg technologies.

Full Stack Developer — Self Employed

Freelance · Remote, Romania
Oct 2021 - Oct 2022
  • Freelance Full Stack Developer

    Worked as a freelance full-stack developer during my final year of university — proficient in mobile development with Flutter and web development with Vue, Python and Flask.

  • Large-scale reporting platform

    Built a web application with Vue and Python/Flask to efficiently manage large datasets and generate reports from multiple substantial XML files (over 100,000 entries), focused on efficiency and accuracy.

Education

BSc Computer Science

University of Bucharest
Oct 2019 - June 2022
  • Member of the performance group with a fully funded scholarship; graduated with a GPA of 3.8/4.
  • Studied Data Structures, Advanced Algorithms, OOP, Operating Systems, AI, Advanced Databases, Reinforcement Learning, NLP and Blockchain.
  • Tutored second-year students in Operating Systems (2021) and first-year students in Algorithms Programming in Python (2020).