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Senior Software Engineer, AI at VTEX. Location Information: Brazil. . ABOUT THE ROLE. . We are seeking a . Senior Software Engineer specializing in AI Agents and Agent Platforms . to join our team in building a . scalable, extensible Agent Platform . and developing impactful . AI agents. leveraging this platform.. . This is a . hands-on engineering role . focused on solving complex technical challenges at the intersection of . AI, platform engineering, and product development. .. . Key Responsibilities. . . Implement and evolve . core components of the AI Agent Platform. , including orchestration layers, agent runtime, knowledge integration, tool/skill management, and guardrails. . Develop . APIs. , . SDKs. , and . developer tools . that enable users to build and manage AI agents. . Integrate . AI services . such as LLMs, retrieval-augmented generation (RAG), embeddings, and function-calling APIs into the platform. . Prototype and productionize AI agents. for various business use cases. . Collaborate. closely with other engineers, product managers, AI/ML specialists, and designers. . Write clean, maintainable, well-documented code . with a focus on scalability and extensibility. . . . . ABOUT THE TEAM. . The . Agent Experience Platform. team at . VTEX. is building the foundation for the future of . AI-powered commerce interactions.. . We are responsible for designing and developing the . platform that empowers developers, product teams, and business users to create, manage, and scale AI agents. that interact intelligently with customers, employees, and systems.. . Our mission is to provide a . scalable, extensible, and safe platform for AI agents. —enabling businesses to deploy agents that can access knowledge, call APIs, orchestrate workflows, and deliver personalized, conversational experiences across channels.. . We work at the intersection of:. . . AI/ML engineering. (large language models, retrieval-augmented generation, embeddings). . Platform engineering. (API design, orchestration systems, developer tools, observability). . Agentic AI systems. (multi-agent orchestration, tool integration, function-calling). . . WHO YOU ARE. . As a . Senior Software Engineer. on the . Agent Experience Platform. team at . VTEX. , you are more than a builder—you are a problem solver, a collaborator, and a continuous learner.. . You are someone who:. . . Takes ownership. of the work you do. You care deeply about delivering high-quality solutions, and you’re comfortable being accountable for outcomes—not just tasks.. . Thinks holistically. about systems. You connect the dots between product goals, technical architecture, and user experience, and you proactively ask how what we’re building fits into the bigger picture.. . Is curious and adaptable.. You’re excited to learn new technologies, challenge assumptions, and evolve how we work as the platform grows.. . Communicates clearly and thoughtfully.. You know how to explain technical tradeoffs to non-technical stakeholders, give constructive feedback to peers, and document decisions for long-term clarity.. . Collaborates with empathy.. You work well across disciplines—whether with product managers, designers, AI/ML specialists, or fellow engineers—and value diverse perspectives in solving complex problems.. . Balances pragmatism with ambition.. You know when to prioritize speed, and when to invest in scalability, reliability, or extensibility. You can navigate tradeoffs with maturity.. . Is product-minded.. You’re not just writing code—you’re thinking about the people using what we build, and how to make their experience better.. . Is self-directed yet team-oriented.. You’re able to drive your work forward independently while staying aligned with team priorities and goals.. . Values continuous improvement.. You’re open to feedback, actively seek ways to grow, and help create a culture of learning within the team.. . . Ultimately, you are someone who takes pride in . building platforms that empower others. —whether that’s developers creating agents, or users interacting with AI-powered experiences—and you’re excited to be part of shaping the future of . AI-powered commerce at VTEX.. . #LI-remote. . About VTEX. . VTEX (NYSE: VTEX) is the composable and complete commerce platform that delivers more efficiency and less maintenance to organizations seeking to make smarter IT investments and modernize their tech stack. Through our pragmatic composability approach, we empower brands, distributors, and retailers with unparalleled flexibility and comprehensive solutions, enabling them to invest solely in what provides a clear business advantage and boosts profitability. VTEX is trusted by 2,400 global B2C and B2B customers, including Carrefour, Colgate, Motorola, Sony, Stanley Black & Decker, and Whirlpool, having 3,400 active online stores across 43 countries (as of FY ended on December 31, 2024).. . Founded in the year 2000, VTEX has a history of being unstoppable. Completely against the odds, VTEX is leading a high-tech industry and positioned above market giants. We are building an extraordinary future with more than 1,300 employees scattered across 25 locations in 16 countries in Latin America, North America, Europe, and Asia. For more information, visit . www.vtex.com. .. . At VTEX, you will work in a challenge-driven environment and collaborate with amazing peers. If you are powerful individually, join us, and we will be unstoppable together.. . BENEFITS. . . Annual profit-sharing program and equity eligibility;. . Health, dental, and life insurance with national coverage provided by VTEX;. . Annual budget for professional development in Tech;. . Language development incentive program (English, Spanish, Portuguese);. . Flexible meal allowance;. . Extended parental leaves;. . Child-care assistance;. . Flexible work schedule and remote-first culture;. . Financial assistance to build your work-from-home setup;. . Wellness program;. . Free shipping on 1000+ VTEX stores. . . By applying for this position, the candidate acknowledges and explicitly affirms their understanding that the use of any form of artificial intelligence (AI) during the selection process is explicitly prohibited.. .