{"id":1343886,"url":"https://alion.io/job/publicisgroupe-lead-software-engineer-3","title":"Lead Software Engineer","company":{"id":46462,"name":"Publicis Groupe","domain":"publicisgroupe.com","url":"https://alion.io/company/publicisgroupe","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"iCIMS","truth_index":{"grade":"A","score":100,"open_postings":8,"ghost_share":0,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":5,"computed_at":"2026-10-13T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Bengaluru, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":22000,"max_usd":45000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":51},"experience_years_min":7,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"Chroma","optional":false},{"name":"CI/CD","optional":false},{"name":"Edge AI","optional":false},{"name":"Knowledge Graph","optional":false},{"name":"LangChain","optional":false},{"name":"LangGraph","optional":false},{"name":"LangSmith","optional":false},{"name":"LLM","optional":false},{"name":"Model Context Protocol","optional":false},{"name":"Multi-Agent Systems","optional":false},{"name":"Pinecone","optional":false},{"name":"Python","optional":false},{"name":"RAG","optional":false},{"name":"Semantic Search","optional":false},{"name":"Semantic Search","optional":false},{"name":"Agile","optional":true},{"name":"Scrum","optional":true}],"status":"live","first_seen_at":"2026-09-27T16:03:59Z","employer_posted_date":"2026-09-27","last_verified_at":"2026-10-13T06:22:34Z","board_verified":true,"closed_at":null,"days_open":15,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":15},"description":"Overview\nAbout Business Unit:\nThe Automotive Practice at Epsilon is a rapidly growing team, driving growth for major players in the automotive industry - from Original Equipment Manufacturers (OEMs) to dealerships across North America. Part of a 1,600-member multinational team, the practice provides the automotive world’s largest service reminder platform, alongside agency services and digital media solutions. A leader in the automotive space, the team supports over 50% of auto dealerships in North America and maintains relationships with over 280 million customers. Home to innovation and ground breaking technology, our Auto team leads the game in developing outstanding software and solutions for hyper-personalized digital marketing.\nWe are seeking an experienced (7-12 years) Lead AI Engineer to design, build, and deploy AI-powered applications that leverage modern LLM ecosystems, Agentic AI architectures, and intelligent automation frameworks.\nThis role requires deep expertise in end-to-end AI system development, from solution architecture and model orchestration to production deployment and scaling.\nYou will lead the development of Agentic AI systems, Retrieval-Augmented Generation (RAG) pipelines, and multi-agent workflows, enabling intelligent applications that interact with enterprise systems, data platforms, and external tools.\nThe ideal candidate combines strong software engineering field with cutting edge AI expertise, enabling the delivery of robust, scalable, and production-grade AI solutions.\nClick here to view how Epsilon transforms marketing with 1 View, 1 Vision and 1 Voice.\nResponsibilities\nAI Application Architecture\nDesign and develop AI-native applications powered by LLMs and agent frameworks.\nArchitect end-to-end AI pipelines, including ingestion, embedding, retrieval, reasoning, and response generation.\nDefine scalable AI system architectures supporting real-time and batch AI workloads.\nAgentic AI Development\nBuild and orchestrate multi-agent AI systems capable of autonomous reasoning and task execution.\nImplement agent workflows using modern orchestration frameworks.\nDesign tool-enabled agents that integrate with enterprise systems, APIs, and databases.\nRAG & Knowledge Systems\nDevelop Retrieval-Augmented Generation (RAG) pipelines for enterprise knowledge systems.\nImplement vector search and semantic retrieval using modern vector databases.\nOptimize document chunking, embedding strategies, and retrieval quality.\nAI Orchestration & Frameworks\nBuild AI workflows using frameworks such as:\nLangChain\nLangGraph\nLangSmith\nImplement advanced AI workflow orchestration and stateful agent pipelines.\nModel Context Protocol & Integrations\nImplement integrations using Model Context Protocol (MCP) to connect AI systems with enterprise tools and data sources.\nBuild AI-enabled automation workflows across internal platforms.\nProduction Deployment\nDeploy AI services in production environments with monitoring, scaling, and observability.\nImplement CI/CD pipelines for AI applications.\nEnsure model reliability, performance, and cost optimization.\nAutomation & Observability\nImplement AI observability, evaluation, and monitoring frameworks.\nBuild automated pipelines for testing, validation, and continuous improvement of AI systems.\nTechnical Leadership\nLead and mentor AI engineers and developers.\nEstablish standard processesfor AI system architecture and development.\nEvaluate emerging AI tools, frameworks, and technologies.\nQualifications\nCore AI & LLM Expertise\nStrong experience building LLM-powered applications.\nDeep understanding of:\nAgentic AI architectures\nRetrieval-Augmented Generation (RAG)\nMulti-agent systems\nTool-using AI agents\nAI Frameworks & Tools\nExperience with modern AI frameworks such as:\nLangChain\nLangGraph\nLangSmith\nVector Databases\nHands-on experience with vector databases, such as:\nPinecone\nChroma\nProgramming Languages\nStrong software engineering skills in:\nPython\nAI Infrastructure & Deployment\nExperience with:\nContainerization and microservices\nCloud platforms (AWS, Azure)\nModel deployment and inference optimization\nAI service scaling and cost optimization\nData & Retrieval Systems\nExperience with embedding models and semantic search\nKnowledge graph or hybrid retrieval experience is a plus\nPreferred qualifications\nNon-Technical:Experience in automotive marketing\nExcellent Analytical and problem solving skills\nAbility to diagnose and troubleshoot problems quickly\nMotivated to learn new applications and domains\nStrong time management skills\nAbility to take full ownership of tasks and projects\nExperience with Agile/SCRUM process\n\nBehavioral Attributes:Great teammate with excellent interpersonal skills\nExcellent verbal and written communication\nPossess Can-Do attitude to overcome challenges\nSelf-motivated and directed \n\nWhat We Offer\nOpportunity to build next-generation AI platforms\nWork with cutting-edge Agentic AI and LLM technologies\nHigh-impact role shaping AI product strategy and architecture\nCollaborative and innovation driven engineering culture\nAdditional Information\nEpsilon is a global data, technology and services company that powers the marketing and advertising ecosystem. For decades, we’ve provided marketers from the world’s leading brands the data, technology and services they need to engage consumers with 1 View, 1 Vision and 1 Voice. 1 View of their universe of potential buyers. 1 Vision for engaging each individual. And 1 Voice to harmonize engagement across paid, owned and earned channels.\nEpsilon’s comprehensive portfolio of capabilities across our suite of digital media, messaging and loyalty solutions bridge the divide between marketing and advertising technology. We process 400+ billion consumer actions each day using advanced AI and hold many patents of proprietary technology, including real-time modeling languages and consumer privacy advancements. Thanks to the work of every employee, Epsilon has been consistently recognized as industry-leading by Forrester, Adweek and the MRC. Epsilon is a global company with more than 9,000 employees around the world.\nOur pillars aren't just words. They're how we show up every day.\nPeople centricity: We focus on employee well-being in an environment where colleagues truly care about each other.\nCollaboration: We work together, support one another, and collectively achieve goals.\nGrowth: There are endless opportunities for growth through learning, development and career advancement.\nInnovation: We drive progress through cutting-edge solutions and forward-thinking approaches.\nFlexibility: We’ve created a balance between work and personal life, and we encourage adaptability to solve problems creatively.\nOur values guide us to create value for our clients, our people and consumers.\nAct with integrity\nWork together to win together\nInnovate with purpose\nRespect all voices\nEmpower with accountability\nThese pillars and values are our foundation-shaping our culture, guiding our decisions, and uniting us in common purpose.\nEpsilon is an Equal Opportunity Employer. Epsilon is committed to promoting diversity, inclusion, and equal employment opportunities by using reasonable efforts to attract, recruit, engage and retain qualified individuals of all ethnicities and backgrounds, including, but not limited to, women, people of color, LGBTQ individuals, people with disabilities and any other underrepresented groups, traits or characteristics.","description_format":"text","description_chars":7441,"description_truncated":false,"requirements":{"experience_years_min":7,"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":[],"lifecycle":[{"event":"open","at":"2026-09-27T16:03:59Z"}],"visa":[],"liveness":{"score":19,"band":"cold","label":"Long shot","p_open":1,"p_active":0.542,"p_room":0.35,"age_days":15,"expected_fill_days":5,"reasons":["conf:5","velocity","win:tail","comp:brand"],"computed_at":"2026-10-13T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/publicisgroupe-lead-software-engineer-3","json_url":"https://alion.io/job/publicisgroupe-lead-software-engineer-3.json","meta":{"generated_at":"2026-10-13T07:19:37Z","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":10761,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-14T00:00:00Z"}},"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":46462},"rest":"https://alion.io/mcp/rest/get_company?id=46462"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fpublicisgroupe-lead-software-engineer-3"},{"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%2Fpublicisgroupe-lead-software-engineer-3"},{"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%2Fpublicisgroupe-lead-software-engineer-3"},{"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/publicisgroupe-lead-software-engineer-3\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fpublicisgroupe-lead-software-engineer-3"}]}