• Develop and implement CUDA Core Libraries in C++ and/or Python, including parallel algorithms and idiomatic language bindings for core CUDA functionality • Compose, optimize, and evolve GPU algorithms and APIs, from high-level interfaces down to low-level performance tuning involving memory, parallelism, and synchronization • Own features end-to-end: develop, implementation, testing, benchmarking, documentation, and long-term maintenance • Improve developer experience across the stack: CI, tests, benchmarks, packaging, examples, and docs • Collaborate with senior CUDA engineers in design reviews, code reviews, and open-source-style workflows • Engage with real users through issues, performance investigations, and API feedback

• Lead building, maintaining, and effective utilization of automated tests, collaborating closely with engineering teams to ensure robust test coverage for Payments features and releases, and actively participating in the continuous improvement of testing processes. • Collaborate with CI/CD team to integrate automated testing into CI/CD pipelines, ensuring thorough test coverage at every stage of development. • Demonstrate excellent troubleshooting abilities, isolate issues, and verify bug fixes. Debug issues found during testing and after release. • Be a player of our high-performance team to ensure code quality, commitment to craft and operational excellence. • Work closely with cross-functional teams, including product management, development, and other QE teams, in a fast-paced environment with short release cycles.

• Develop and maintain web applications using the technologies mentioned above; • Work closely with the QA and design teams to deliver high-quality features; • Write clear, testable code following development best practices; • Ensure code quality through code reviews, automated tests, and continuous integration; • Participate in technical discussions and make decisions with the team to solve problems and improve the product; • Share knowledge and mentor more junior developers; • Prepare technical specifications and effort estimates.

• Develop and maintain web applications using the stack mentioned above; • Collaborate with QA and design teams to deliver high-quality features; • Write clear, testable code using development best practices; • Ensure code quality through code reviews, automated tests, and continuous integration; • Participate in technical discussions and make decisions with the team to solve problems and improve the product; • Share knowledge and mentor more junior developers; • Produce technical specifications and estimates.