Senior Python Developer

4 days ago

Pune, India Carnera Technologies Full time

Senior Python Developer

Experience:4 to 8 years of overall experience

Primary Skills (Must-have): Python, Django/Flask/FastAPI/REST, Data Structures and Algorithms, Payment Systems/Payment Gateways/Payment Integrations

Location: Remote
Shift (IST): Afternoon/Evening Overlap Shift (4.30 PM to 12.30 AM IST)

Key Responsibilities

  • Design, build, test, and deploy robust backend systems and RESTful APIs using Python and Flask.
  • Lead the architecture and integration of secure, scalable payment gateway solutions.
  • Implement tokenization methods to ensure PCI-DSS compliance and enhance data security.
  • Work collaboratively with product managers, designers, QA, and DevOps teams.
  • Conduct code reviews and mentor junior team members to uphold engineering best practices.
  • Ensure high system performance, scalability, and reliability across backend services.
  • Investigate and resolve production issues efficiently.
  • Stay updated on backend technology trends and payment industry standards.

Must-Have Skills

  • 4 to 8 years of backend development experience with a strong emphasis on Python.
  • Proficiency in Flask (or equivalent frameworks such as FastAPI).
  • Solid experience with payment gateway integration (e.g., Stripe, PayPal, Adyen).
  • In-depth understanding of payment processing workflows, security protocols, and compliance standards.
  • Expertise in tokenization and encryption techniques.
  • Strong grasp of RESTful API design, authentication, and authorization (OAuth2, JWT).
  • Solid understanding of Data Structures and Algorithms.
  • Experience in writing comprehensive unit and integration tests.

Nice to Have

  • Familiarity with cloud platforms (AWS, GCP, Azure).
  • Experience with Docker, Kubernetes, or other containerization tools.
  • Knowledge of both relational and NoSQL databases.
  • Experience in setting up and managing CI/CD pipelines.
  • Background in FinTech or handling high-volume transaction systems.

Education

  • Bachelors or Masters degree in Computer Science, Engineering, or a related field.

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