Principal Engineer - Intelligent Document & Context Grounding

Life at UiPathThe people at UiPath believe in the transformative power of automation to change how the world works. We’re committed to creating category-leading enterprise software that unleashes that power.To make that happen, we need people who are curious, self-propelled, generous, and genuine. People who love being part of a fast-moving, fast-thinking growth company. And people who care—about each other, about UiPath, and about our larger purpose.Could that be you?Principal Software Engineer – Intelligent Document Processing & Context GroundingBuild the AI platform that powers trustworthy enterprise agents.At UiPath, we're building the next generation of enterprise AI—agents that don't just generate responses, but understand business context, reason over enterprise knowledge, and deliver trustworthy outcomes at scale.As a Principal Software Engineer, you'll help define and build the Intelligent Document Processing and Context Grounding platforms. Your work will enable AI agents to ingest, understand, retrieve, and reason over large volumes of enterprise documents while maintaining accuracy, security, governance, and performance.This is a hands-on engineering leadership role for someone who has repeatedly shipped production AI systems and enjoys solving some of the hardest infrastructure challenges in enterprise software.You'll influence technical direction across multiple teams while remaining deeply involved in architecture, implementation, mentoring, and product delivery.What You'll DoBuild production AI systemsDesign and deliver the core services that power enterprise document understanding, retrieval, knowledge grounding, and Retrieval-Augmented Generation (RAG) across the UiPath platform.You'll own systems responsible for:document ingestionparsing and extractionchunking and embeddingindexingretrievalknowledge managementevaluationanswer groundingRaise the quality bar for enterprise AIDrive improvements in:retrieval qualityanswer qualitygroundednessattributionlatencyscalabilitycost efficiencyYou'll evaluate emerging techniques, challenge assumptions, and introduce better architectural approaches as AI capabilities continue to evolve.Solve difficult distributed systems problemsArchitect highly available, multi-tenant cloud services that process enormous volumes of enterprise content while maintaining reliability, security, and performance.You'll work across:distributed servicesevent-driven architecturessearch platformsvector databasesAPIsorchestrationcloud-native infrastructureLead through technical excellencePrincipal Engineers at UiPath don't simply review designs—they actively shape them.You'll:influence architectural decisions across organizationsmentor senior engineersparticipate in critical design reviewsestablish engineering standardshelp teams make thoughtful technical tradeoffsraise the quality of engineering across the organizationPartner across Engineering, Product, and Applied AIWork closely with Product Managers, Applied Scientists, Designers, and Engineering Leaders to turn ambiguous AI opportunities into production capabilities customers rely on every day.What We're Looking ForWe're looking for builders.Engineers who enjoy taking complex problems, designing elegant systems, and shipping software that customers depend upon.Successful candidates will typically have:10+ years building large-scale software systemsSignificant experience shipping production AI productsStrong backend engineering experience in Python and/or C#Deep understanding of distributed systems and cloud-native architecturesExperience building scalable APIs, microservices, and event-driven systemsStrong understanding of modern retrieval systems including RAG, embeddings, vector search, evaluation, and LLM-powered applicationsExperience designing reliable, multi-tenant enterprise platformsExcellent communication skills and the ability to explain complex technical concepts clearlyA track record of mentoring engineers and influencing technical direction beyond their immediate teamTechnologies You May Work WithOur technology stack continues to evolve, but experience in areas such as the following is valuable:PythonC#Azure (preferred), AWS, or GCPDockerKubernetesDistributed systemsEvent-driven architecturesSearch platformsVector databasesLLMsRetrieval-Augmented Generation (RAG)EmbeddingsOCRIntelligent Document ProcessingKnowledge GraphsEvaluation frameworksWhat Makes Someone Successful HereThe strongest engineers on this team don't simply know AI—they know how to build AI products.They enjoy:solving ambiguous technical problemsmaking thoughtful engineering tradeoffsshipping production softwarecollaborating across disciplinesmentoring other engineersbalancing long-term architecture with short-term executionMost importantly, they remain hands-on.This is a role for engineers who still love building.Why Join UiPath?Enterprise AI is entering its next phase.Organizations aren't looking for chatbots—they're looking for AI systems that can reason over their knowledge, operate responsibly, and deliver measurable business outcomes.At UiPath, you'll help build the platform that makes that possible.If you're excited by difficult engineering problems, modern AI systems, and building software that thousands of organizations rely on every day, we'd love to talk.#LI-MH1Maybe you don’t tick all the boxes above—but still think you’d be great for the job? Go ahead, apply anyway. Please. Because we know that experience comes in all shapes and sizes—and passion can’t be learned.Many of our roles allow for flexibility in when and where work gets done. Depending on the needs of the business and the role, the number of hybrid, office-based, and remote workers will vary from team to team. Applications are assessed on a rolling basis and there is no fixed deadline for this requisition. The application window may change depending on the volume of applications received or may close immediately if a qualified candidate is selected.We value a range of diverse backgrounds, experiences and ideas. We pride ourselves on our diversity and inclusive workplace that provides equal opportunities to all persons regardless of age, race, color, religion, sex, sexual orientation, gender identity, and expression, national origin, disability, neurodiversity, military and/or veteran status, or any other protected classes. Additionally, UiPath provides reasonable accommodations for candidates on request and respects applicants' privacy rights. To review these and other legal disclosures, visit our privacy policy.Compensation Range: $200K - $250KLocationBellevueEmployment TypeFull timeLocation TypeHybridDepartmentEngineeringCompensation$200K – $250KThe anticipated base salary range for this position is between the amounts in the Compensation Tier. Base salary ranges may vary by geographic location and relevant experience, education, certifications, and seniority as compared to others doing substantially similar work. There is no guarantee an offer will be at the top of the posted range based on the salary analysis.