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Samir Droubi

Software Engineer
Jump Trading · Homs, Syria (Codeforces); Massachusetts Institute of Technology, Cambridge, MA · engineer
LinkedIn · GitHub
stats.ioinformatics.orgcodeforces.comcphof.org
Represented Syria At IOI 2016 And IOI 2017, Winning Two Bronze MedalsMIT Graduate Student; Co-author Of The Exo 2 User-schedulable Scheduling-language Paper (arXiv 2411.07211)Codeforces Competitor Under Handle SaYami
Details
LocationHoms, Syria (Codeforces); Massachusetts Institute of Technology, Cambridge, MA
Company sitejumptrading.com
UniversityMassachusetts Institute of Technology
Compilers / programming languagesPerformance engineeringCompetitive programming
Notes
  • Quant employment verification: UNRESOLVED. The only evidence of quantitative-finance employment is an index/aggregator row (LinkedIn-derived) listing a current 'Software Engineer' role at Jump Trading, plus caller-provided unverified leads for internships at Jump Trading (2023), IMC Trading (2022) and Tower Research Capital (2021-22); no primary source (company page, filing, or the person's own writing) independently confirms any role, and the LinkedIn profile returned HTTP 403 when fetched. Identity is separately well supported (IOI 2016/2017 bronze for Syria; MIT CSAIL graduate-student co-author, March 2025), and the three employers are confirmed genuine quant/proprietary-trading firms, but because every employment claim is index-only and unconfirmed, quant employment is not CONFIRMED.Sep 17, 2026
  • Identity resolves to one person: the IOI statistics site lists Samir Droubi competing for Syria at IOI 2016 and IOI 2017 (two bronze medals), linking Codeforces handle 'SaYami'; the MIT CSAIL news item of 14 March 2025 names 'graduate students Kevin Qian and Samir Droubi' as co-authors of the Exo 2 paper, and the Codeforces 'SaYami' profile gives the name Samir Droubi from Homs, Syria.Mar 14, 2025
  • IOI record: bronze at IOI 2016 (rank 149) and bronze at IOI 2017 (rank 129), representing Syria — two medals across consecutive years.
  • Index-only employment claim: a LinkedIn-derived index row (person id 633223052, matching the caller's 'taiga-633223052') lists current title 'Software Engineer' at Jump Trading with headline 'Making stuff go fast @ Jump Trading'. This is an aggregator/index assertion, not independent primary-source confirmation.
  • Co-author of 'Exo 2: Growing a Scheduling Language' (arXiv 2411.07211, first submitted 11 Nov 2024, revised to v4 30 Jan 2025) with Yuka Ikarashi, Kevin Qian, Alex Reinking, Gilbert Bernstein and Jonathan Ragan-Kelley — places him in the MIT CSAIL user-schedulable-languages / compilers research group.Nov 11, 2024
  • Jump Trading, IMC Trading and Tower Research Capital are all genuine quantitative/proprietary-trading firms: Jump's own site describes the firm as 'where traders, engineers, and researchers solve hard problems' across every asset class, and IMC and Tower are established market-making / systematic-trading firms — so the employer class matches the brief even though the individual's roles are unconfirmed.
  • The MIT CSAIL writeup (and MIT EECS repost) on the Exo 2 work, March 2025, describes the co-authors as graduate students and explains the language competes with state-of-the-art BLAS with a few hundred lines of code, consistent with the ExoBLAS project associated with his name.Mar 14, 2025
  • LinkedIn URL discrepancy: the IOI statistics page lists his LinkedIn as 'linkedin.com/in/samir-droubi-94749714b' while the caller-provided lead and the index row use 'linkedin.com/in/samirdroubi' — a vanity-URL change or a second profile; identity is corroborated by the shared IOI/Codeforces record rather than by either LinkedIn URL.
  • Codeforces handle 'SaYami' (name Samir Droubi, Homs, Syria) has contest rating 1886 with a max of candidate master 1919, a sustained competitive-programming record rather than a one-off appearance.
  • Google Scholar profile (user LySwKfYAAAAJ) shows 74 citations and h-index 2, consistent with an early-career researcher whose first significant publication is the 2024 Exo 2 paper.
  • GitHub account 'SamirDroubi' is a thin personal account (1 follower); it exists and matches the name but carries no repository profile strong enough on its own to attribute the Exo/ExoBLAS work, which is instead documented via the arXiv paper and MIT CSAIL.

Competition record

Syria · IOI

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