Sr Software Engineer, Python

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

Software Engineer, Python role at PayPal focused on delivering complete solutions across the SDLC for global commerce and payment platforms. Responsibilities include architecting, developing, and optimizing core backend systems, leading engineering teams, and mentoring junior engineers. Requires expertise in Python, Django/Flask, RESTful APIs, microservices, distributed systems, and cloud-native applications.

What you'd actually do

  1. Architect and design large-scale backend systems.
  2. Lead and mentor engineering teams.
  3. Drive technical excellence and best practices
  4. 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.
  5. Advises immediate management on project-level issues

Skills

Required

  • 5+ years of backend development experience
  • Proficiency in at least one backend language (Python)
  • Expertise in architecting and developing large-scale backend systems using Python, with extensive experience in Django, or Flask.
  • Proven track record of designing, building, and maintaining complex RESTful APIs and microservices.
  • Leadership in guiding engineering teams through complex technical challenges and design decisions.
  • In-depth knowledge of distributed systems, cloud-native applications, and containerization technologies like Docker and Kubernetes.
  • Experience with large-scale data processing, caching strategies, and performance optimization.
  • Strong experience with distributed systems and microservices.
  • Proven ability to lead and mentor teams.
  • Bachelor's degree in Computer Science or related field.

Nice to have

  • Experience with Agile methodology, large-scale, high-performance systems.
  • Knowledge of the payment processing industry and relevant regulations.
  • Experience with cloud platforms (AWS, GCP, Azure).
  • Contributions to open-source projects