{"id":2176431,"url":"https://alion.io/job/optiver-machine-learning-performance-engineer","title":"Machine Learning Performance Engineer","company":{"id":54501,"name":"Optiver","domain":"optiver.com","url":"https://alion.io/company/optiver","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"C","score":68,"open_postings":144,"ghost_share":0.535,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-10T05:45:15Z"}},"role":"AI/ML","role_family":"AI/ML","seniority":null,"employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["New York, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":200000,"max":200000,"currency":"USD","period":"year","gross":null,"usd_annual":200000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"CUDA","optional":false},{"name":"CUDA Toolkit","optional":false},{"name":"JAX","optional":false},{"name":"Machine Learning","optional":false},{"name":"Python","optional":false},{"name":"PyTorch","optional":false},{"name":"PyTorch C++","optional":false},{"name":"TensorFlow","optional":false},{"name":"TensorFlow C++","optional":false},{"name":"cuDNN","optional":true},{"name":"Flax","optional":true},{"name":"Linux","optional":true},{"name":"Triton","optional":true},{"name":"XLA","optional":true}],"status":"live","first_seen_at":"2026-02-05T06:40:18Z","employer_posted_date":"2026-10-08","last_verified_at":"2026-10-11T03:14:38Z","board_verified":true,"closed_at":null,"days_open":247,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":246},"description":"Optiver is a seeking a Machine Learning Performance Engineer to join our team, focusing on a pivotal AI initiative. This role would offer the opportunity to have significant impact across Machine Learning infrastructure, training, and inference challenges to advance our futures trading strategies.\nWhat you'll do\nAs a Machine Learning Performance Engineer, your key responsibilities include:\nBuilding scalable and robust training and inference pipelines for deep learning\nDiving into internals of open-source deep learning frameworks and enhance their functionality\nIdentifying and eliminate performance bottlenecks\nCollaborating closely with researchers and other engineers\nDeveloping an in-depth understanding of trading systems\nWhat you’ll get\nYou’ll join a culture of collaboration and excellence, surrounded by curious thinkers and creative problem-solvers. Motivated by a passion for continuous improvement, you’ll thrive in a supportive, high-performing environment alongside talented colleagues, collectively tackling some of the toughest challenges in the financial markets.\nIn addition, you’ll receive:\nThe opportunity to work alongside best-in-class professionals from over 40 different countries\nA highly competitive compensation package\nGlobal profit-sharing pool and performance-based bonus structure\n401(k) match up to 50%\nComprehensive health, mental, dental, vision, disability, and life coverage\n25 paid vacation days alongside market holidays\nExtensive office perks, including breakfast, lunch and snacks, regular social events, clubs, sporting leagues and more\nWho you are\nStrong knowledge of low-level GPU programming with CUDA, including Tensor Cores, cooperative groups, graphs, and warp-level intrinsics\nExpertise in internals of deep-learning frameworks like PyTorch, JAX, TensorFlow, etc.\nDeep understanding of computer architecture\nExperience in C++ and Python\nNice to have\nExperience with JAX ecosystem (XLA, Flax, etc.)\nFamiliarity with GPU libraries and tools such as Triton, CUB, cuDNN, and cuBLAS\nLinux system programming experience\nExperience with large-scale distributed training\nContributions to open-source projects related to data science and machine learning\nWho we are\nAt Optiver, our mission is to improve the market by injecting liquidity, providing accurate pricing, increasing transparency and stabilizing the market no matter the conditions. With a focus on continuous improvement, we prioritize safeguarding the health and efficiency of the markets for all participants. As one of the largest market making institutions, we are a respected partner on 100+ exchanges across the globe.\nOur differences are our edge. Optiver does not discriminate on the basis of race, religion, color, sex, gender identity, sexual orientation, age, physical or mental disability, or other legally protected characteristics.\nBelow is the expected base salary for this position. This position will also be eligible for a discretionary bonus and Optiver’s benefits package with the benefits listed above.\nBase Salary Range\n$200,000—$200,000 USD","description_format":"text","description_chars":3068,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Hedge Funds & Alternative Investments"],"lifecycle":[{"event":"open","at":"2026-10-09T14:11:55Z"}],"visa":[{"country":"US","licensed_sponsor":true,"evidence":"H-1B filings in 12 months: 51 · green card filings: 6","filings_12m":51,"filings_prev_12m":39,"green_card_filings_12m":6,"median_offered_wage_usd":191974,"route":null,"cap_exempt":false,"checked_at":"2026-10-03T21:08:04+00:00","sources":["US Department of Labor: LCA disclosure data (H-1B, H-1B1, E-3)","US Department of Labor: PERM disclosure data (green cards)"],"filings_for_role_12m":25}],"liveness":{"score":2,"band":"cold","label":"Long shot","p_open":1,"p_active":0.06,"p_room":0.28,"age_days":246,"expected_fill_days":20,"reasons":["conf:2","stale_co","ghost","win:tail","crowd:brand"],"computed_at":"2026-10-10T05:45:15Z"},"pay":{"stated_usd_annual":200000,"is_top_pay":false},"html_url":"https://alion.io/job/optiver-machine-learning-performance-engineer","json_url":"https://alion.io/job/optiver-machine-learning-performance-engineer.json","meta":{"generated_at":"2026-10-11T04:27:33Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler","counted_by":"address","units_charged":1,"used_today":3158,"day_limit":5000,"remaining_today":1842,"minute_limit":60,"resets_at":"2026-10-12T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":54501},"rest":"https://alion.io/mcp/rest/get_company?id=54501"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Foptiver-machine-learning-performance-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Foptiver-machine-learning-performance-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Foptiver-machine-learning-performance-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/optiver-machine-learning-performance-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Foptiver-machine-learning-performance-engineer"}]}