• Desenvolver, implementar e otimizar modelos de machine learning em produção • Trabalhar em um ambiente moderno e colaborativo com tecnologias de ponta

Role Description As a Lead Economist, you will serve as a senior thought leader and trusted advisor, guiding the evolution of workforce and labor market analytics. You will connect labor economics, macroeconomic trends, and financial systems to shape both internal strategy and external market positioning. This role requires a highly autonomous leader who thrives in ambiguity and operates at the intersection of data, strategy, and influence. You will architect advanced analytical frameworks, develop forecasting models, and translate complex economic insights into actionable strategies that impact executive decision-making and product innovation. What you’ll do: - Establish and expand thought leadership in labor economics through publications, speaking engagements, and industry engagement. - Define and advance the strategic direction of workforce and labor market analytics aligned to long-term business objectives. - Lead complex, high-impact, cross-functional initiatives with significant visibility and strategic importance. - Develop advanced economic models, forecasting frameworks, and scenario analyses to guide strategic planning. - Integrate large-scale internal workforce data with external macroeconomic and financial indicators to produce differentiated insights. - Anticipate economic, regulatory, and market shifts, translating them into new analytical approaches and product opportunities. - Partner with product, strategy, and data science teams to embed economic insights into client-facing solutions. - Serve as a trusted advisor to senior leadership, influencing decisions through data-driven recommendations. - Communicate complex economic concepts clearly to executive, technical, and external audiences. - Mentor and elevate team capability in advanced economic analysis, modeling, and methodology. Qualifications - Master’s or PhD in Economics, Econometrics, or related discipline. - 7–10+ years of experience in economic analysis, including exposure to financial services (banking, asset management, fintech, or consulting). - Deep expertise in labor economics and its intersection with macroeconomic and financial trends. - Strong experience developing advanced econometric models, forecasting frameworks, and analytical methodologies. - Expertise working with large, complex datasets and modern statistical/AI-driven techniques. Requirements - Demonstrated ability to influence senior stakeholders and drive outcomes across complex, cross-functional initiatives. - Proven external presence (publications, speaking engagements, industry involvement). - Exceptional communication skills, with the ability to simplify and translate complex concepts for diverse audiences. - Experience embedding analytics into products or client-facing solutions. Benefits - The pay range for this position is $145,600 to $209,300. - The actual base pay offered may vary depending on skills, experience, job-related knowledge, and work location. - In addition to base pay, employees may be eligible to participate in a performance-based bonus plan and to receive restricted stock unit awards as part of total compensation. - Learn more about UKG’s benefits and rewards at UKG Benefits .

Requisition Number: 2348443 Optum Tech is a global leader in health care innovation. Our teams develop cutting-edge solutions that help people live healthier lives and help make the health system work better for everyone. From advanced data analytics and AI to cybersecurity, we use innovative approaches to solve some of health care's most complex challenges. Your contributions here have the potential to change lives. Ready to build the next breakthrough? Join us to start Caring. Connecting. Growing together. Optum Health is a patient-centered care organization serving communities nationwide by enabling high-quality, fully accountable, value-based care as part of Optum's mission to help millions of people live healthier lives. The work you do with our team directly improves health outcomes by connecting people with the care, resources, and support they need to feel their best. Join us to start Caring. Connecting. Growing together. Position Summary As a Senior AI/ML Engineer within the Optum Health & Financial Tech AI team, you will design and build enterprise-scale generative AI applications and agentic workflows that solve complex health and financial technology challenges. You will collaborate with cross-functional partners to develop multi-step reasoning systems, implement advanced Retrieval-Augmented Generation (RAG) pipelines, and craft responsive, full-stack experiences using modern frameworks like React, Next.js, Python, and PostgreSQL. By deploying innovative AI technologies safely and responsibly, you will directly support our mission of delivering impactful, context-aware digital solutions that improve health outcomes and operational efficiency. You'll enjoy the flexibility to work remotely * from anywhere within the U.S. as you take on some tough challenges. For all hires in the Minneapolis or Washington, D.C. area, you will be required to work in the office a minimum of four days per week. Primary Responsibilities: - Design, develop, and deploy enterprise-scale AI-powered solutions and LLM-powered applications using modern GenAI frameworks and APIs with an emphasis on the responsible use of AI - Develop agentic AI workflows, multi-step reasoning systems (with tool usage and memory), and advanced Retrieval-Augmented Generation (RAG) pipelines - Design and develop responsive frontend applications using React and Nextjs, and build backend services, APIs, and microservices using Python and Nodejs - Build systems for document ingestion, chunking, embeddings, semantic search, and advanced retrieval strategies (hybrid search, GraphRAG, contextual enrichment) - Design and optimize relational data models using PostgreSQL and integrate vector databases with relational data sources for contextual responses - Define end-to-end architecture spanning frontend, backend, AI, and data layers, ensuring performance, scalability, and reliability - Lead technical decision-making, design reviews, and code reviews, while mentoring junior engineers in AI engineering and full-stack best practices - Use enterprise-approved AI tools to streamline developer workflows, automate tasks, and drive continuous improvement across the development lifecycle - Evaluate emerging AI trends, frameworks, tools, and technologies to inform solution design, strategic innovation, and technical direction - Collaborate with product, business, and engineering teams to translate complex business requirements into scalable technical designs, communicating complex AI concepts to non-technical stakeholders You'll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in. Required Qualifications: - Bachelor's degree or equivalent experience (such as an additional 4+ years of software development experience in lieu of a degree) - 6+ years of professional experience in software engineering or AI/ML engineering - 4+ years of hands-on experience with frontend technologies (React, Nextjs) and backend development (Python or Nodejs, and REST APIs) - 3+ years of experience with relational database design and optimization using PostgreSQL - 2+ years of experience building and deploying end-to-end Generative AI and LLM-powered applications in production - 2+ years of experience designing and implementing RAG (Retrieval-Augmented Generation) pipelines, including semantic search, embeddings, and vector databases - 1+ years of experience with AI orchestration frameworks (such as LangChain, LangGraph, or CrewAI) or developing agentic, multi-agent AI workflows Preferred Qualifications: - Bachelor's or Master's degree in Computer Science, Artificial Intelligence, Data Science, or a related technical field - Experience implementing hybrid search strategies, GraphRAG, and contextual enrichment patterns for document retrieval - Deep understanding of distributed systems, microservices architecture, and enterprise application scalability - Solid expertise in designing AI evaluation metrics and establishing safety guardrails for reliable model outputs - Proven ability to mentor engineering teams, lead technical design reviews, and establish best practices in full-stack and AI development - Proven excellent cross-functional communication skills, with the ability to translate complex technical AI concepts into clear business insights for stakeholders *All employees working remotely will be required to adhere to UnitedHealth Group's Telecommuter Policy Pay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you'll find a far-reaching choice of benefits and incentives. The salary for this role will range from $120,100 - $214,500 annually based on full-time employment. We comply with all minimum wage laws as applicable. Application Deadline: This will be posted for a minimum of 2 business days or until a sufficient candidate pool has been collected. Job posting may come down early due to volume of applicants. At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission. UnitedHealth Group is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations. UnitedHealth Group is a drug - free workplace. Candidates are required to pass a drug test before beginning employment. #OptumTechPJ

Requisition Number: 2362665 Optum is a global organization that delivers care, aided by technology to help millions of people live healthier lives. The work you do with our team will directly improve health outcomes by connecting people with the care, pharmacy benefits, data and resources they need to feel their best. Here, you will find a culture guided by inclusion, talented peers, comprehensive benefits and career development opportunities. Come make an impact on the communities we serve as you help us advance health optimization on a global scale. Join us to start Caring. Connecting. Growing together. This role is a senior, hands-on AI/ML engineering position focused on building, enhancing, and integrating Machine Learning and Generative AI solutions within Databricks. Working in office if based in MSP or DC Primary Responsibilities: - Designing and implementing ML models - Creating custom embeddings - Building RAG pipelines - Implementing vector databases - Developing agentic workflows with LangChain - Integrating AI into enterprise applications for Claims Payment Integrity (PI) - The role partners closely with Data Scientists, Product Teams, and Platform Teams to deploy AI-driven intelligence across PI use cases - Contribute to experimentation with novel ML and Generative AI architectures - Create and maintain embedding models (domain-specific embeddings, document/text embeddings) - Support Retrieval-Augmented Generation (RAG) solutions, including semantic search, vector databases, and LLM integration - Help design and implement AI-powered enterprise applications - Analyze large datasets to identify trends, patterns, and actionable insights - Partner with AI/ML Engineers and Leads to enhance existing models and improve model accuracy and performance - Optimize AI pipelines for scalability, performance, reliability, and cost efficiency - Integrate AI/ML solutions into enterprise systems by partnering closely with data engineering, product, and platform teams - Collaborate effectively with cross-functional teams and stakeholders, communicating complex technical concepts clearly - Contribute to skill development for engineers and interns in AI/LLM techniques - Comply with company policies, procedures, and directives You'll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in. Required Qualifications: - Bachelor's/Master's in CS, Engineering, Mathematics/Statistics, or related - 5+ years of experience as a Data Scientist - 5+ years of relevant experience, including strong ML end to end model development (data prep → feature creation → training → evaluation) - 5+ years of experience with Python, Scala, SQL - 3+ years of Databricks, Spark - 2+ years of experience with LLM & GenAI Skills: - Creating custom embedding models - Building RAG pipelines - Vector DBs & semantic search - Using LangChain for agentic workflows (tools, agents, memory) - Experience with OpenAI/Azure OpenAI APIs - Experience with Azure cloud for compute, security, and resource management - CI/CD familiarity using Git, GitHub Actions/Jenkins, Terraform - Excellent communication and partnership skills - Experience with Actuarial, Risk and Forecasting Models Preferred Qualifications: - Experience with healthcare claims data - Experience with Azure, Databricks, Snowflake, LLMs and/or similar tools - Demonstrated problem-solving, and analytical thinking skills - Demonstrated organizational skills with ability to be flexible and work with ambiguity Pay is based on several factors including but not limited to local labor markets, education, work experience, certifications, etc. In addition to your salary, we offer benefits such as, a comprehensive benefits package, incentive and recognition programs, equity stock purchase and 401k contribution (all benefits are subject to eligibility requirements). No matter where or when you begin a career with us, you'll find a far-reaching choice of benefits and incentives. The salary for this role will range from $112,700 to $193,200 annually based on full-time employment. We comply with all minimum wage laws as applicable. Application Deadline: This will be posted for a minimum of 2 business days or until a sufficient candidate pool has been collected. Job posting may come down early due to volume of applicants. At UnitedHealth Group, our mission is to help people live healthier lives and make the health system work better for everyone. We believe everyone-of every race, gender, sexuality, age, location and income-deserves the opportunity to live their healthiest life. Today, however, there are still far too many barriers to good health which are disproportionately experienced by people of color, historically marginalized groups and those with lower incomes. We are committed to mitigating our impact on the environment and enabling and delivering equitable care that addresses health disparities and improves health outcomes - an enterprise priority reflected in our mission. UnitedHealth Group is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations. UnitedHealth Group is a drug - free workplace. Candidates are required to pass a drug test before beginning employment.