{"id":2305277,"url":"https://alion.io/job/photon-data-scientist-gen-ai-ml-chennaipune","title":"Data Scientist - Gen AI ML - Chennai/Pune","company":{"id":3186451,"name":"Photon","domain":"photon.com","url":"https://alion.io/company/photon-com","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Oracle","truth_index":{"grade":"D","score":45,"open_postings":595,"ghost_share":0.918,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-19T05:45:15Z"}},"role":"Data Science","role_family":"Data Science","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Chennai, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":12500,"max_usd":25000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":59},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"CI/CD","optional":false},{"name":"Docker","optional":false},{"name":"FastAPI","optional":false},{"name":"Fine-tuning","optional":false},{"name":"LangChain","optional":false},{"name":"LangGraph","optional":false},{"name":"LlamaIndex","optional":false},{"name":"LLM","optional":false},{"name":"Machine Learning","optional":false},{"name":"Multi-Agent Systems","optional":false},{"name":"Prompt Engineering","optional":false},{"name":"Python","optional":false},{"name":"PyTorch","optional":false},{"name":"Quantization","optional":false},{"name":"RAG","optional":false},{"name":"TensorFlow","optional":false},{"name":"Claude","optional":true},{"name":"Gemini","optional":true},{"name":"Hugging Face","optional":true},{"name":"Llama","optional":true},{"name":"OpenAI","optional":true},{"name":"PostgreSQL","optional":true}],"status":"live","first_seen_at":"2026-05-13T12:28:14Z","employer_posted_date":"2026-05-13","last_verified_at":"2026-10-20T02:34:34Z","board_verified":true,"closed_at":null,"days_open":159,"trust":{"level":"ghost","repost_count":0,"flags":["stale","company_stale"],"days_open":158},"description":"Role Summary:\nWe are seeking a Generative AI Engineer to build, optimize, and scale production-ready AI applications. You will design complex multi-agent systems, implement advanced RAG pipelines, and manage the deployment of both frontier and local LLMs. The ideal candidate blends deep machine learning expertise with modern software engineering practices.\nTechnical Stack:\nLLMs: Gemini, OpenAI, Claude, Llama, and Local Model deployment.\nFrameworks: LangChain, LlamaIndex, and Hugging Face.\nOrchestration: LangGraph and Multi-Agent Systems (MAS).\nDevelopment: Python, FastAPI, and Asynchronous Programming.\nRAG & Data: PostgreSQL, Vector Databases, and Advanced Retrieval strategies.\nML/DL: PyTorch, TensorFlow, and Model Fine-tuning.\nDeployment: Docker, Production API management, and LLM monitoring.\nTools: Prompt Engineering, Workflow Design, and GenAI Optimization.\nKey Responsibilities:\nDevelop and orchestrate sophisticated AI workflows using LangGraph and multi-agent architectures.\nBuild and maintain Advanced RAG systems utilizing LlamaIndex and vector databases for high-accuracy retrieval.\nIntegrate and swap diverse LLMs (commercial and open-source) based on performance and cost requirements.\nDesign and deploy high-performance, scalable backend services using FastAPI and Async Python.\nFine-tune large language models (LLMs) using PyTorch/TensorFlow to improve domain-specific performance.\nOptimize GenAI workflows for latency, cost, and reliability using advanced prompt engineering and monitoring tools.\nContainerize and deploy AI services via Docker to production environments.\nRequired Qualifications:\n5+ years of hands-on experience building and deploying GenAI applications in a production setting.\nStrong proficiency in Python and the modern AI library ecosystem (LangChain, LlamaIndex, etc.).\nExperience with vector search, embedding models, and advanced data retrieval patterns.\nKnowledge of model fine-tuning techniques and local LLM quantization/hosting.\nFamiliarity with production-grade monitoring, API security, and CI/CD for ML.\nCompensation, Benefits and Duration\nMinimum Compensation: USD\nMaximum Compensation: USD\nCompensation is based on actual experience and qualifications of the candidate. The above is a reasonable and a good faith estimate for the role.\nMedical, vision, and dental benefits, 401k retirement plan, variable pay/incentives, paid time off, and paid holidays are available for full time employees.\nThis position is not available for independent contractors\nNo applications will be considered if received more than 120 days after the date of this post","description_format":"text","description_chars":2604,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["401k plan","Retirement plans"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Artificial Intelligence","IT Consulting & Digital Transformation"],"lifecycle":[{"event":"open","at":"2026-10-11T22:25:28Z"}],"visa":[],"liveness":{"score":6,"band":"cold","label":"Long shot","p_open":1,"p_active":0.219,"p_room":0.28,"age_days":158,"expected_fill_days":22,"reasons":["conf:6","stale_co","velocity","ghost","win:tail","crowd:brand"],"computed_at":"2026-10-19T05:45:15Z"},"pay":null,"html_url":"https://alion.io/job/photon-data-scientist-gen-ai-ml-chennaipune","json_url":"https://alion.io/job/photon-data-scientist-gen-ai-ml-chennaipune.json","meta":{"generated_at":"2026-10-20T02:52:17Z","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":3156,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-21T00:00:00Z"}},"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":3186451},"rest":"https://alion.io/mcp/rest/get_company?id=3186451"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fphoton-data-scientist-gen-ai-ml-chennaipune"},{"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%2Fphoton-data-scientist-gen-ai-ml-chennaipune"},{"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%2Fphoton-data-scientist-gen-ai-ml-chennaipune"},{"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/photon-data-scientist-gen-ai-ml-chennaipune\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fphoton-data-scientist-gen-ai-ml-chennaipune"}]}