OpenAIAnthropicAzure OpenAILangChainLlamaIndexHugging Face
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Required Skills & Competencies
Proven expertise in Generative AI and LLM architectures (OpenAI, Anthropic, Azure OpenAI, Hugging Face, LangChain, LlamaIndex).
Strong hands-on experience in Python, SQL, and data pipeline design (ETL/ELT, data orchestration, and transformation).
Solid understanding of data management, governance, and integration patterns for AI systems.
Proficiency in AWS cloud services (SageMaker, Bedrock, Lambda, ECS, API Gateway, S3, Glue, Redshift).
Familiarity with MLOps practices — model lifecycle, CI/CD for ML, versioning, and monitoring.
Experience with vector databases and embedding pipelines for contextual retrieval.
Excellent problem-solving and communication skills; ability to present technical concepts to non-technical audiences.
Consultative perspective with experience in client-facing roles, pre-sales, or solutioning.
Preferred Skills
Exposure to AI Agents, multimodal systems (vision + text), and tool augmentation (function calling).
Familiarity with enterprise data architectures, data lakes, and knowledge graphs.
Experience with Databricks, AWS AI services, or cloud-native LLM hosting and orchestration.
Contributions to AI open-source projects or participation in technical communities.
In addition, the candidate should have strong business insight, and interpersonal and communication skills, yet also be able to work independently. He / she should be able to communicate findings and the way techniques work in a manner that all partners, both technical and non-technical, will understand.
Epsilon 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.
Epsilon’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.
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Our pillars aren't just words. They're how we show up every day.
People centricity: We focus on employee well-being in an environment where colleagues truly care about each other.
Collaboration: We work together, support one another, and collectively achieve goals.
Growth: There are endless opportunities for growth through learning, development and career advancement.
Innovation: We drive progress through cutting-edge solutions and forward-thinking approaches.
Flexibility: We’ve created a balance between work and personal life, and we encourage adaptability to solve problems creatively.
Our values guide us to create value for our clients, our people and consumers.
Act with integrity
Work together to win together
Innovate with purpose
Respect all voices
Empower with accountability
These pillars and values are our foundation—shaping our culture, guiding our decisions, and uniting us in common purpose.
Epsilon 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.
About Epsilon (Publicis Groupe)
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