{"id":3276189,"url":"https://alion.io/job/rivetdating-ml-engineer","title":"ML Engineer","company":{"id":2653085,"name":"Rivetdating","domain":"rivetdating.com","url":"https://alion.io/company/rivetdating","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Gurgaon, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":21000,"max_usd":51000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":32},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"A/B Testing","optional":false},{"name":"Embeddings","optional":false},{"name":"LLM","optional":false},{"name":"Machine Learning","optional":true}],"status":"live","first_seen_at":"2026-10-26T14:35:00Z","employer_posted_date":null,"last_verified_at":"2026-10-26T14:35:00Z","board_verified":false,"closed_at":null,"days_open":8,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":8},"description":"Responsibilities: \nOwn and develop match-making, recommendation, ranking, and personalisation systems.\nWork on creating a novel, real-time adaptive matchmaking engine that learns from user interactions and other signals.\nDesign ranking and recommendation algorithms that make each user's feed feel curated for them.\nBuild user embedding systems, similarity models, and graph-based match scoring frameworks.\nExplore and integrate cold-start solutions.\nPartner with Data + Product + Backend teams to deliver great customer experiences.\nDeploy models to production using fast iteration loops, model registries, and observability tooling.\n\nRequirements: \n3-5 years of experience working on personalisation, recommendations, search, or ranking at scale.\nPrior experience in a B2C product - social, ecommerce, fashion, dating, gaming, or video platforms.\nExposure to a wide range of popular recommendation and personalisation techniques, including collaborative filtering, deep retrieval models (e. g., two-tower), learning-to-rank, embeddings with ANN search, and LLM approaches for sparse data personalisation.\nCan train models AND ship them - experience with end-to-end ML pipelines.\nUnderstand offline and online evaluation, A/B testing, and metric alignment.\nExperience with vector search, graph-based algorithms, and LLM-based approaches is a big plus.\nSkills\nANN, ML, collaborative filtering, embeddings, learning to rank, machine learning, personalisation, personalization, ranking, recommendation, recommendations, vector search","description_format":"text","description_chars":1531,"description_truncated":false,"requirements":{"experience_years_min":3,"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":["Dating & Relationships","Social Networks"],"lifecycle":[{"event":"open","at":"2026-10-26T14:35:00Z"}],"visa":[],"liveness":{"score":88,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.882,"p_room":1,"age_days":8,"expected_fill_days":25,"reasons":["seen:8","velocity","win:early"],"computed_at":"2026-11-04T06:34:25Z"},"pay":null,"html_url":"https://alion.io/job/rivetdating-ml-engineer","json_url":"https://alion.io/job/rivetdating-ml-engineer.json","meta":{"generated_at":"2026-11-04T07:58:05Z","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_verified","counted_by":"address","units_charged":1,"used_today":12453,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-05T00:00:00Z"}},"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":2653085},"rest":"https://alion.io/mcp/rest/get_company?id=2653085"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Frivetdating-ml-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%2Frivetdating-ml-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%2Frivetdating-ml-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/rivetdating-ml-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Frivetdating-ml-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3276189}},{"tool":"search_jobs","arguments":{"company":"rivetdating.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3276189},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. Docs: https://alion.io/developers"}}