• Uses understanding of process fundamentals, process equipment, refinery practices, and FCC technology to ensure safe, environmentally friendly, reliable, and optimal refinery operation • Coordinates and influences the achievement of these objectives utilizing data driven critical thinking • Trains, mentors and coaches less experienced process engineers • Oversees daily performance monitoring efforts by younger engineers • Maintains process unit health indicators and provides oversight for younger engineers • Identifies short- and long-term process changes to improve unit(s) profitability and optimize efficiency • Exhibits strong engineering judgment in equipment design and process development • Presents sections of operator process training classes • Approves process portions in Management of Change (MOC) development • Performs process engineering duties in a process hazard analysis (PHAs) on complex units • Develops and maintains critical cross-functional relationships to optimize unit performance

• Ship customer-facing product features primarily for our AWS-based PaaS across our stack, which includes: Ruby on Rails backend systems, a web app (React-TypeScript), a Terraform client (Go), and a CLI client (Ruby), and more. • Work closely with Product and Design to clarify requirements, make tradeoffs, and deliver in small, high-quality increments. • Improve developer experience, including internal tooling, local development workflows, and the path from code to production. • Contribute to reliability and operability improvements, including CI/CD, release processes, observability, and incident response tooling. • Participate in the on call rotation, and help drive follow-ups that reduce repeat incidents and make the system easier to operate. • Partner with our customer-facing engineering team to investigate customer issues and deliver fixes or improvements when needed. • Use AI tools to improve your development workflow and velocity.

• Own and deliver features from end to end, including frontend, backend and infrastructure • Lead the architecture and development of EPI's cloud-based microservices, focusing on scalability, performance, and business alignment • Set high code quality standards, employ best practices for maintainable code, and oversee end-to-end feature development for timely delivery and stakeholder alignment • Oversee the platform's development with strategic decisions, considering current needs and growth expectations • Drive innovation within your team to solve complex problems and improve efficiency • Collaborate closely with cross-functional teams like product management & design, web development, and QA to ensure smooth development and excellent products

• Develop and enhance production applications using Next.js, React, TypeScript, Django, FastAPI, and PostgreSQL. • Build new features while maintaining and improving existing systems and workflows. • Create responsive, accessible, and reusable frontend components aligned with established design patterns. • Develop secure, scalable, and maintainable backend services and APIs. • Design, optimize, and maintain PostgreSQL databases, schemas, queries, and migrations. • Troubleshoot and resolve issues across frontend, backend, and database layers. • Improve application performance, reliability, maintainability, and test coverage. • Participate in code reviews and contribute to engineering best practices. • Translate product requirements into practical technical solutions and implementation plans. • Document technical decisions, architecture considerations, and system behavior. • Collaborate closely with engineers, product stakeholders, designers, and project teams. • Identify risks, dependencies, and technical concerns early to ensure successful delivery. • Take ownership of features from discovery and development through deployment and post-release validation.