Sr Software Engineer, Promotions Platform

PayPal PayPal · Fintech · San Jose, CA +1 · Software Engineering

Senior Backend Software Engineer at PayPal responsible for building and optimizing scalable backend solutions using Node.js, designing robust APIs, microservices, and data-driven systems. The role involves partnering with cross-functional teams, mentoring junior engineers, and guiding architectures for PayPal's global payment platform, focusing on consumer experiences for sending, spending, and managing money.

What you'd actually do

  1. Delivers complete solutions spanning all phases of the Software Development Lifecycle (SDLC) (design, implementation, testing, delivery and operations), based on definitions from more senior roles.
  2. Advises immediate management on project-level issues
  3. Guides junior engineers
  4. Operates with little day-to-day supervision, making technical decisions based on knowledge of internal conventions and industry best practices
  5. Applies knowledge of technical best practices in making decisions

Skills

Required

  • 3+ years relevant experience and a Bachelor’s degree OR Any equivalent combination of education and experience.

Nice to have

  • 5+ years of relevant experience and a Bachelor's degree, OR any equivalent combination of education and experience.
  • Proficiency in Node.js for building scalable, production-grade backend systems.
  • Experience with Express/NestJS (Node.js) frameworks.
  • Strong experience designing and building RESTful APIs and microservices architectures.
  • Familiarity with GraphQL or other modern API technologies.
  • Solid understanding of SQL and NoSQL databases, including schema design and performance optimization.
  • Experience with cloud-native development, CI/CD pipelines, and agile methodologies.
  • Skilled in applying software design patterns, data structures, and algorithms to develop efficient and maintainable code.
  • Excellent collaboration, problem-solving, and communication skills with a focus on delivering reliable, high-quality software