Batyr Sardarbekov

Kazakhstani software engineer and elite competitive programmer. IOI 2019 gold medalist for Kazakhstan; ICPC World Finals 2024 gold medalist with Harbour.Space University (the first and only Kazakh to win ICPC gold). Codeforces International Grandmaster (998batrr). Currently a Software Engineer at Nethermind, previously nFactorial AI, Harbour.Space and Tinker Tech, with an early internship at Yandex.

Notes9

• First and only Kazakh to win ICPC World Finals gold (Luxor 2024, rank 4, with Harbour.Space University) — a first for the country after 20 years of participation, which is why the national digital ministry issued a formal statement.Apr 25, 2024
• Won IOI 2019 gold for Kazakhstan with a score of 422.81/600 at just ~17; by 2023 he had returned as Kazakhstan's deputy leader at IOI 2023, which suggests he stayed inside the national competitive-programming pipeline rather than leaving it behind.Aug 11, 2019
• Was a Software Engineer at nFactorial AI (a Kazakh AI-education startup) before Nethermind — a progression that strings Kazakh educational-tech work into a blockchain-infrastructure engineering role.Jun 24, 2025
• Competed in the ICPC World Finals 2021 (rank 25) and returned three years later to take gold (2024); the jump from 25th to 4th over three years is the clearest sign he kept competitive-training intensity up after high school rather than coasting on IOI form.Apr 19, 2024
• Codeforces International Grandmaster under handle 998batrr; AtCoder account Batrr is 3 Dan with a 2425 rating, which shows sustained strength across both major competitive-programming platforms, not a single-contest spike.Jan 1, 2026
• Trained at the Republican Physics and Mathematics School in Almaty before Harbour.Space — the RPhMS is Kazakhstan's flagship olympiad feeder, so his path is the country's classic talent-to-Barcelona pipeline.Jun 24, 2025
• Teamed with Yahor Dubovik and Sergei Zolotarev (coach Kamil Debowski) on the ICPC gold team; the trio recurred as the 'P+P+P' team at Universal Cup 2025 (18th), so the collaboration outlasted the ICPC run.Apr 19, 2024
• Codeforces profile lists him under the organization 'Tima's hata' and Almaty city; the birthplace year on AtCoder is 2002, which dates his IOI 2019 gold to age ~17.Jan 1, 2026
• Has a Kaggle account (batyrsardarbekov) with a single competition entry, last active ~3 years ago — a data-science presence that never developed, which fits a pure algorithms/engineering profile rather than an ML one.Jan 1, 2023