Senior Principal Applied Scientist at UiPath | Bucharest

UiPath creates enterprise automation software that enables organizations to work more efficiently. The team in Bucharest values curiosity, initiative, and a collaborative approach. The Senior Principal Applied Scientist role is ideal for those who enjoy both the theoretical and practical sides of machine learning. Role overview This position bridges research and product development. The Senior Principal Applied Scientist will design, optimize, and deploy machine learning models with a focus on scalability and reliability. A strong interest in computer science and a drive to solve real-world problems are central to this role. What you will do Develop and refine advanced machine learning models for challenging problems. Review academic research, propose improvements, and implement and test new models. Explore user interfaces that help make machine learning models more accessible. Conduct benchmarks, analyze results statistically, and communicate findings to the team. Requirements Proficiency in Python and experience with modern machine learning libraries such as PyTorch, TensorFlow, or JAX. Background in implementing models from academic sources (including conferences like ICML, ICLR, or NeurIPS). Strong quantitative foundation, including linear algebra, probability, and statistics. Understanding of key data structures (lists, vectors, stacks, heaps) and algorithms, with attention to time and memory complexity. UiPath encourages applicants from diverse backgrounds and experiences. If the role interests you, consider applying even if not every qualification is met.

Discover Your Future at UiPathAt UiPath, we harness the extraordinary potential of automation to revolutionize the way the world operates. Our mission is to develop top-tier enterprise software that empowers this transformation.We seek individuals who are not only curious and driven but also generous and authentic. If you thrive in a dynamic, rapidly evolving environment and are passionate about making a difference—both in your team and the world—then we want to hear from you!Does this resonate with you?Your RoleAs an Applied Scientist, you will bridge the gap between innovative research and practical application. Your responsibilities will include developing, enhancing, and deploying machine learning models at scale. We are looking for individuals who are not only enthusiastic about machine learning and computer science but also eager to apply theoretical concepts to solve real-world challenges with scalable, efficient, and reliable solutions.We value kindness, motivation, integrity, and accountability in our team members. If you are ready to excel in a high-energy machine learning environment, we encourage you to apply!Your Responsibilities at UiPathDevelop and refine cutting-edge machine learning models to address intricate challenges.Conduct literature reviews, suggest enhancements to models, and implement and validate new methodologies.Consider optimal human-computer interaction designs to ensure accessibility of machine learning technologies.Execute regular performance evaluations and statistical analyses, drawing insights to showcase the results of your research-driven optimizations to your colleagues.QualificationsProficiency in Python and familiarity with leading ML libraries such as PyTorch, TensorFlow, or JAX.Experience implementing models from academic publications including ICML, ICLR, NeurIPS, etc.Strong quantitative skills with a solid grounding in linear algebra, probability, and statistics.Comprehensive understanding of fundamental data structures (lists, vectors, stacks, heaps) and algorithms (sorting, searching) along with their time and memory complexity.If you believe you are a good fit for this position, even if you don't meet all the criteria, we encourage you to apply. We recognize that talent comes in various forms, and passion is invaluable.

Life at UiPathAt UiPath, we harness the transformative potential of automation to revolutionize the way the world functions. Our dedication to delivering top-tier enterprise software empowers organizations to realize this potential.We thrive on curiosity, self-motivation, generosity, and authenticity. We seek individuals who are passionate about contributing to a dynamic, fast-paced growth company and who care deeply about their colleagues, UiPath, and our broader mission.Could you be the one?Your MissionIn the role of Principal Data Engineer, you will be instrumental in shaping and advancing our cutting-edge data platform. This senior individual contributor position carries significant strategic impact, architectural ownership, and expectations for leadership and initiative. Our data ecosystem leverages Microsoft Fabric, and we seek someone who can champion best practices, scalability, and sustainable platform evolution. While prior Fabric experience is a plus, extensive experience with similar modern cloud data platforms is essential. This position transcends mere implementation; it demands an innovator who challenges norms, steers technical direction, and elevates the engineering standards across the team.Your Responsibilities at UiPathLead and enhance the architecture of our modern data platform, specifically within a Fabric-based lakehouse environment.Spearhead complex, cross-functional data initiatives from conception to completion with minimal supervision.Set and uphold engineering standards, modeling best practices, and performance optimization strategies.Design and refine scalable ELT pipelines and dimensional data models.Ensure platform reliability, governance, and a balance of cost-performance.Assess and integrate new tools and architectural enhancements.Serve as a technical leader and mentor within the data organization.Collaborate with Finance, Sales, and other stakeholders to translate business strategy into scalable data solutions.What You Bring to the TeamCore Requirements:-7+ years of experience in data engineering or data platform roles.- Expert SQL proficiency (required) — advanced transformations, optimization, scalable modeling.-Solid working knowledge of Python and/or PySpark.- Proven ability to design and manage modern data solutions.

Join the UiPath TeamAt UiPath, we harness the power of automation to revolutionize the way the world operates. Our dedication to developing top-tier enterprise software empowers businesses to harness this transformative potential.We are on the lookout for individuals who embody curiosity, drive, generosity, and authenticity. If you thrive in a dynamic, fast-paced environment and are passionate about making a difference—both for your colleagues and the broader mission of UiPath—then we want to hear from you!Your RoleAs a vital member of our Kubefabric team, you will contribute to the development and maintenance of our Kubernetes-based infrastructure, facilitating large-scale service deployments.Key ResponsibilitiesCraft, develop, and uphold high-quality, reusable, and efficient code.Optimize application performance, ensuring quality and responsiveness.Diagnose performance issues and bugs, implementing effective solutions.Collaborate with cross-functional teams to design and enhance our product offerings.Promote and establish agile engineering methodologies.Maintain a high standard of code quality, organization, and automation.Your Qualifications4+ years of experience in software engineering, proficient in languages such as C# or Java.Strong expertise in at least one programming language and its ecosystem.Experience with Cloud Systems (preferably Azure, also AWS or GCP).Solid understanding of object-oriented programming and architectural design principles.Proficient in multithreading, synchronization, TPL, and asynchronous programming.In-depth knowledge of data structures and algorithms, alongside their time/memory complexities.Comprehension of the alignment between engineering practices and broader business objectives.Experience with global teams in feature development, systems design, and engineering roadmaps.

Join the UiPath TeamAt UiPath, we harness the revolutionary potential of automation to reshape the way the world operates. Our mission is to develop leading enterprise software that empowers this transformation.We are in search of individuals who embody curiosity, self-motivation, generosity, and authenticity. We value team players who thrive in a dynamic, rapidly-evolving environment and who care deeply—about their colleagues, about UiPath, and about fostering a greater purpose.Could you be the one we are looking for?Your RoleAs a Project Management Intern, you will be an integral part of our Professional Services team, aiding in the coordination and execution of enterprise automation projects for our clients. This position will allow you to work closely with Project Managers, Business Analysts, Developers, and Solution Architects to drive seamless project execution, maintain clear communication, and achieve exceptional customer results.You will acquire hands-on experience in project coordination, stakeholder engagement, documentation practices, and operational excellence, all while contributing to the successful implementation of intelligent automation solutions.Your ResponsibilitiesAssist in project coordination for both customer and internal initiatives by organizing meetings, tracking deliverables, monitoring timesheets, and maintaining project documentation.Support Project Managers with project planning, timeline monitoring, and status reporting.Keep key project documents organized, including meeting notes, action item logs, risk registers, and status reports.Facilitate communication and information sharing between internal teams and clients to ensure alignment.Monitor project milestones and dependencies, promptly escalating potential risks or delays to the Project Manager.Aid in resource planning by coordinating team availability and scheduling across various projects.Help organize and lead project meetings, prepare agendas, and document key decisions.Contribute to process improvement initiatives by identifying opportunities to optimize workflows within projects.Your QualificationsPursuing a Bachelor’s or Master’s degree in Business Administration, Project Management, Information Systems, or a related field.Exceptional organizational and time management skills, with a strong attention to detail.

About UiPath UiPath builds enterprise automation software that helps organizations change the way they work. The company focuses on innovation in automation, aiming to improve business outcomes for clients worldwide. Internship Overview The Sales Operations Intern will join the Go-To-Market (GTM) Sales Planning & Operations team in Bucharest. This hybrid internship runs for 3 months, starting in July 2026. The role offers hands-on experience with sales planning, reporting, and analytics in a high-growth SaaS setting. What You Will Do Support daily operational tasks within the GTM Sales Planning & Operations team Assist with data analysis to inform sales strategy and business decisions Participate in cross-functional projects that impact UiPath’s global sales organization Work closely with experienced team members to learn tools, frameworks, and processes that drive revenue performance Who We’re Looking For Detail-oriented and eager to learn Interested in turning data into actionable business insights Curious, self-motivated, and collaborative Comfortable working in a changing, growth-focused environment Internship Details Location: Hybrid, based in Bucharest Start Date: July 2026 Duration: 3 months

Discover Your Future at UiPathAt UiPath, we harness the transformative power of automation to redefine the way businesses operate. Our commitment is to build leading enterprise software that unlocks this potential.We seek inquisitive, driven, and authentic individuals who thrive in a dynamic growth environment. If you are passionate about collaboration and share our vision for progress, we want to hear from you!Could you be the next member of our team?Your RoleAs we step into an innovative future, the UiPath Platform™ integrates AI agents, robots, and humans, fostering collaboration that transforms industries and enhances human capabilities. We invite you to be a part of this thrilling journey.We are on the lookout for a Solution Engineer to support our Commercial accounts across the EMEA region. Your role will be a blend of technical skill and business insight, guiding the sales process from inception to conclusion. Your main focus will be to identify and articulate customer challenges, translating them into customized, value-oriented solutions. Your talent for connecting business objectives with technical strategies will be essential in achieving outstanding outcomes for our clients.Your Responsibilities at UiPathClient Engagement:Collaborate with the Sales team in developing account strategiesWork alongside sales professionals to assess opportunities and set prioritiesLead comprehensive presales activities and craft compelling value propositionsDeliver tailored, high-impact demonstrations showcasing business valueProvide robust Rfx responses, contextualized demonstrations, and persuasive Points of ViewDesign solutions aligned with client requirements and environmental considerations throughout the sales processAddress client inquiries regarding technical capabilities, information security, and platform architecture during the sales cycleAct as a champion for UiPath solutions by identifying customer needs and presenting optimal solutions

Join the UiPath TeamAt UiPath, we harness the revolutionary power of automation to redefine the way the world operates. Our mission is to develop industry-leading enterprise software that unlocks this potential.We seek individuals who are inquisitive, proactive, generous, and authentic. If you thrive in a dynamic, fast-paced growth environment and are passionate about contributing to a meaningful cause, we want to hear from you!Are you ready to make an impact?Your RoleWe are on the lookout for a talented Marketing Analytics Manager to enhance and broaden our Marketing Analytics capabilities. This is an individual contributor position (no direct reports) where your expertise will significantly shape our performance metrics, customer insights, and business growth strategies.Utilizing your knowledge in Business Intelligence, data engineering, and marketing analytics, you will drive data-driven decisions across our Marketing and Go-To-Market (GTM) teams. You will be responsible for designing scalable data models, creating robust SQL queries, and developing Power BI dashboards, thereby reinforcing the reporting infrastructure that fuels our insights and growth.The ideal candidate will possess extensive hands-on experience with Power BI and marketing data, ideally within a SaaS context. You should be adept at interpreting critical metrics, converting them into actionable business insights, and continuously enhancing our measurement frameworks. Your ability to communicate findings effectively, support regular reporting, and excel in rapid analysis scenarios will be crucial.Key ResponsibilitiesDesign, develop, and maintain automated Power BI dashboards for the Marketing and GTM teams.Collaborate with marketing stakeholders to analyze KPIs related to marketing performance, funnel health, campaign effectiveness, and pipeline contribution.Create scalable reporting frameworks that integrate disparate data and enable self-service analytics.Ensure dashboards are user-friendly, accurate, high-performing, and aligned with established KPI definitions.Work closely with data engineers on data ingestion, transformation, and pipeline management.Identify and resolve data quality issues and inconsistencies across various marketing sources.Develop comprehensive business context around metrics to enhance measurement frameworks and reporting methodologies.Explore data anomalies and assist with ad hoc insight requests to support decision-making.

Join the UiPath TeamAt UiPath, we harness the transformative power of automation to revolutionize the way the world operates. We are dedicated to developing leading enterprise software that empowers organizations to unlock their full potential.We seek inquisitive, driven, and authentic individuals who thrive in a dynamic environment. If you are passionate about being part of a rapidly growing company and are committed to making a difference, we want to hear from you!Are you ready to make an impact?Your RoleAs a Senior Solution Engineer, you will be instrumental in enhancing customer relationships and advancing the future of automation testing solutions. Your primary goal will be to assist businesses in realizing the benefits of test automation by leading strategic discussions, demonstrating the value of our solutions, and overseeing proof-of-concept (POC) initiatives. With your extensive knowledge in the testing field, you will serve as a trusted advisor, ensuring that our solutions provide tangible value to their operations.Your ResponsibilitiesSteer strategic engagements with customers, gaining deep insights into their challenges and crafting customized automation testing solutions.Facilitate value-driven discussions, aligning our solutions with customer goals and illustrating their influence on business results.Take charge of comprehensive POC initiatives, from planning to execution and delivery, ensuring alignment with customer-specific technical and business requirements.Act as a trusted advisor, providing guidance on testing strategies, best practices, and architectural choices.Conduct detailed technical product demonstrations, highlighting advanced features, competitive advantages, and value propositions.Collaborate with cross-functional teams, including sales, product development, and engineering, to deliver integrated solutions that meet customer objectives.Mentor junior team members and share your expertise to promote technical excellence within the team.Drive the adoption of the testing solution throughout the customer organization, ensuring it aligns with their workflows and goals.Qualifications8-10 years of experience in the testing field, with substantial experience in roles such as Test Architect or Senior Automation Engineer.Proficiency in automation testing frameworks and tools.Strong analytical skills and problem-solving abilities.Excellent communication and interpersonal skills.

About BrillioFounded in 2014, Brillio is a leader in digital transformation, leveraging cutting-edge technologies such as Cloud, AI, Mobile, and IoT. We partner with top-tier companies globally, empowering them to harness digital advancements effectively. Our diverse workforce of over 6,000 professionals operates in 15 locations across 6 countries, including the USA, Canada, Mexico, the UK, Romania, and India. We are proud to be consistently recognized as a Great Place To Work® across these regions for our strong values and employee-centric culture.Brillio RomaniaAt Brillio Romania, we are a vibrant and fast-growing team of more than 250 colleagues, with offices in Cluj, Oradea, and Bucharest. Our rapid expansion reflects our steadfast commitment to client satisfaction. We believe that our success is driven by the innovative contributions of our team members, and we prioritize creating a positive work environment that allows our colleagues to flourish and build fulfilling careers.Accelerate YOUR Career at Brillio!The Data Scientist will be responsible for developing and deploying advanced analytics and machine learning solutions on Azure, with a particular emphasis on image processing and computer vision applications. This role requires a blend of modeling, experimentation, and production deployment.

Join Our Team at UiPathAt UiPath, we believe in the transformative power of automation to revolutionize the way the world operates. We are dedicated to developing industry-leading enterprise software that harnesses this potential.To achieve our mission, we seek individuals who are curious, driven, collaborative, and authentic. We value those who thrive in a dynamic, innovative environment and care deeply about their colleagues, our company, and our mission.Are you one of them?Your RoleIn this pivotal role, you will blend traditional real estate operations with a strategic vision to automate and digitize our real estate functions. The ideal candidate will manage current administrative processes while innovatively designing and implementing automation solutions to streamline operations over the next 12 months.Your Responsibilities at UiPathCurrent Operations- Portfolio Management: Supervise lease administration in collaboration with Avison Young, ensuring accurate portfolio tracking, critical date management, and database integrity within the AVANT platform.- Transaction Support: Provide assistance to real estate managers with lease renewals, terminations, expansions, and preparation of decision-support materials.- SAP & Procurement: Generate purchase orders, input lease agreements, and verify cost center allocations.- Access Control: Oversee physical access deactivation for departing employees and conduct quarterly audits.- Compliance Reporting: Facilitate annual reporting and maintain auditable records for Watershed and potentially other stakeholders.Automation & Process Innovation- Process Analysis: Evaluate current workflows to identify opportunities for automation in lease administration, transaction management, and compliance reporting.- Technology Integration: Design and implement automated workflows that connect existing systems (AVANT, SAP, Brivo) with new tools.- Digital Transformation: Spearhead the transition from manual processes to AI-enhanced solutions for lease analysis, space optimization, and vendor management.- System Optimization: Continuously enhance the integration between real estate platforms and enterprise systems.

Role overview Brillio is looking for a Senior Data Scientist to join the team in Bucharest, Romania. This role focuses on using data analytics and machine learning to support business goals and improve outcomes. What you will do Work with cross-functional teams to develop predictive models and algorithms Apply advanced analytics to solve business problems and inform strategy Support decision-making and help improve operational efficiency through data-driven insights Location This position is based in Bucharest, Romania.

Join Roland Berger as a Senior Consultant and become part of a dynamic team that shapes the future of businesses. In this role, you will engage with clients to provide strategic insights and innovative solutions, driving growth and transformation across various industries. Your analytical skills and strategic mindset will be crucial as you tackle complex challenges and deliver measurable results.As a Senior Consultant, you will lead project teams, mentor junior consultants, and collaborate with cross-functional teams. This is an opportunity to make a significant impact while advancing your career in a highly respected consultancy firm.

Qualysoft seeks a Senior Integration Engineer in Bucharest to design and implement integration solutions for clients navigating digital transformation. This role centers on connecting diverse systems and ensuring reliable data and process flows. Key responsibilities Develop and maintain integration solutions across multiple platforms and technologies Work closely with clients and internal teams to gather requirements and deliver effective system connections Support digital transformation projects by enabling seamless data and process integration Location This position is based in Bucharest.

Role overview AECOM is seeking a Principal Process Engineer based in Bucharest. This senior position centers on leading complex engineering projects and supporting teams as they address technical challenges. Collaboration with colleagues from various disciplines is essential to deliver effective process engineering results across multiple industries. What you will do Lead and manage process engineering projects from initial concept through to completion Collaborate with multidisciplinary teams to develop and implement engineering solutions Ensure all project deliverables align with industry standards and internal quality requirements Offer technical guidance and mentorship to less experienced engineers Impact This role plays a key part in upholding AECOM’s standards for high-quality engineering and compliance. The Principal Process Engineer’s expertise directly shapes project outcomes and reinforces the company’s reputation for technical excellence.

Welcome to SienaAt Siena, we are pioneering the first intelligence layer for customer experience. Our vision is to create a sophisticated operating system of AI agents that learn, remember, and act across every customer interaction—from support dialogues to shopping experiences, and even voice and social media communications.Siena goes beyond mere automation of support; it empowers shopping agents, cultivates a lasting memory of customers, derives actionable insights for businesses, and nurtures empathetic interactions that resonate with a human touch.We are on a mission to revolutionize how businesses perceive and engage with their customers, transforming every encounter into a learning opportunity that enhances the next interaction.Join Our TeamWe are a small yet powerful, distributed team making significant strides in the industry. Each member of our team has the ability to make a substantial impact due to the leverage we have integrated into our workflows. This approach not only accelerates our progress but also makes collaborating enjoyable.If you are passionate about creating groundbreaking solutions that have yet to exist, we invite you to continue reading. We are developing agents that do more than just respond to customers; they remember past interactions, learn continuously, and weave together experiences across various channels.Your RoleAs a Senior Full Stack Engineer at Siena, you will lead projects from conception to completion, enhancing and optimizing features within our AI-driven customer support automation platform. You will collaborate closely with product and engineering teams to influence our roadmap while developing reliable, high-performance systems. This position is ideal for engineers who relish solving real-world challenges, excel in dynamic environments, and take pride in delivering exceptional products.Key ResponsibilitiesDesign, develop, and maintain scalable features across the full stack (frontend, backend, and infrastructure).Work collaboratively with the Product team to decompose project scope and deliver iterative, high-impact releases.Contribute to an AI-first product by integrating advanced LLM capabilities into enterprise customer support workflows.Tackle complex engineering challenges, optimizing API performance and refining microservices architectures.Manage and enhance our cloud infrastructure (AWS) with a DevOps mindset.Share knowledge and mentor fellow engineers, fostering a robust engineering culture.About You5+ years of software engineering experience with a strong proficiency in Node.js, React, TypeScript, and Express.Proven expertise in developing scalable applications and systems.Adept at collaborating with cross-functional teams to achieve project goals.Strong problem-solving skills and a passion for innovative technology.

Cresta is on a transformative journey to redefine customer engagement by harnessing the power of AI and human expertise. Our innovative platform empowers contact centers to extract insights from customer interactions, streamline processes, and boost efficiency. With roots in the renowned Stanford AI lab, Cresta was co-founded by Sebastian Thrun, a visionary behind Google X and Waymo. Our leadership team also includes Ping Wu, co-founder of Google Contact Center AI, and Tim Shi, an early member of OpenAI. We have built a world-class team of AI and machine learning professionals, alongside industry leaders and significant investors such as Andreessen Horowitz and Sequoia. Our esteemed clients include major brands like Intuit and Hilton, and we are consistently recognized by prestigious outlets like Forbes as a leading AI company. As we expand into Romania, we are looking for talented engineers to join our new tech hub. This is a unique opportunity to shape the future of our engineering team within a remote-first environment, collaborating with colleagues across Europe, the US, and Canada.

Join Braze as a Senior Tax Analyst and play a pivotal role in managing our global tax compliance and planning initiatives. You will work closely with cross-functional teams to ensure adherence to tax regulations while optimizing our tax strategy. This is a fantastic opportunity for professionals looking to advance their career in tax analysis in a dynamic and innovative company.

Join our dynamic team at Endava as a Senior Java Developer, where your expertise will contribute to innovative projects that challenge the status quo. You will work collaboratively with our talented team to develop robust applications and enhance existing solutions, ensuring high performance, scalability, and reliability.Your role will involve analyzing requirements, designing solutions, and implementing best practices in software development. You will play a crucial part in delivering exceptional client services while fostering an environment of continuous improvement.

Join Endava as a Senior Python Developer and become part of a dynamic team dedicated to delivering high-quality software solutions. In this role, you will leverage your Python expertise to design, develop, and maintain applications that meet the needs of our clients.Your responsibilities will include collaborating with cross-functional teams to define project requirements, writing clean and efficient code, and participating in code reviews. If you are passionate about technology and eager to tackle complex challenges, we want to hear from you!