We are looking for a Lead Business Analyst with Product Ownership responsibilities to take end-to-end ownership of a Bill of Materials web application with complex financial calculations and limited existing documentation. You will drive discovery, document business logic, and guide delivery while serving as the go-to expert.

Responsibilities - Own the product’s business logic, including financial calculations, formulas, and summarization rules - Validate monetary calculations by analyzing formulas, rounding behavior, and aggregation logic - Serve as the single source of truth for application behavior across flows, edge cases, and exceptions - Reverse-engineer existing system behavior to recover undocumented business processes - Document end-to-end business flows, including happy paths, error scenarios, and dependencies - Build and maintain a living knowledge base of business rules, decision trees, and process maps - Create user-facing documentation such as guides, manuals, and FAQs to enable self-service adoption - Lead discovery sessions to identify needs, pain points, and improvement opportunities - Translate findings into well-structured EPICs and user stories with clear scope and value - Write Gherkin acceptance criteria to ensure shared understanding and testability - Manage and prioritize the product backlog to align outcomes with delivery capacity - Ensure end-to-end traceability from discovery through implementation and validation - Set expectations on scope, timelines,



and trade-offs while managing difficult stakeholder dynamics - Facilitate alignment across conflicting viewpoints and drive decisions constructively Requirements - 5+ years of experience in business analysis and product ownership for web applications - Experience translating business needs into EPICs, user stories, and acceptance criteria - Strong leadership skills to lead discovery sessions and drive decisions with stakeholders - Proven stakeholder management skills to handle high-friction conversations and set expectations - Strong requirements engineering skills with Gherkin (Given/When/Then) for testable acceptance criteria - Strong documentation skills to reverse-engineer and document legacy or undocumented systems - Strong analytical skills to validate complex financial formulas, rounding rules, and aggregation logic - High attention to detail for numerical data and edge-case handling - Strong communication skills with assertive, respectful pushback when needed - Strong problem-solving skills to work independently with ambiguity and incomplete information - Upper-Intermediate English proficiency (B2) for professional collaboration and documentation Nice to have - Experience with financial or accounting applications or Bill of Materials systems - Familiarity with ERP or supply chain domains - Experience with Jira, Confluence, Miro, or similar tools - Basic SQL or data querying skills to validate calculations independently - Experience with legacy system migrations or modernization initiatives We offer - International projects with top brands - Work with global teams of highly skilled, diverse peers - Employee financial programs - Paid time off and sick leave - Upskilling, reskilling and certification courses - Unlimited access to the LinkedIn Learning library and 22,000+ courses - General career opportunities - Volunteer and community involvement opportunities - EPAM Employee Groups - Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn

📌 Lead Business Analyst / Product Owner (Argentina)
🏢 EPAM Systems
📍 Argentina