Python Backend Developer

Wissen Technology is Hiring for Python Backend Developer

About Wissen Technology : Wissen Technology is a globally recognized organization known for building solid technology teams, working with major financial institutions, and delivering high-quality solutions in IT services. With a strong presence in the financial industry, we provide cutting-edge solutions to address complex business challenges .

Job Summary: We are looking for skilled and motivated Python Backend Developers to join our high-performance engineering team. The ideal candidate will have strong experience in backend development, data engineering, and software design. You will play a key role in designing and building data pipelines, APIs, and backend services that drive mission-critical applications.

Experience: 4 to 10 yrs

Location: Bangalore

Education: B.E./B.Tech/M.Tech from Tier 1 or Tier 2 Institutes only

Key Responsibilities:

• Design, develop, and maintain ETL pipelines and data workflows using Python and PySpark .
• Build and manage RESTful APIs for data access and integrations .
• Work closely with data scientists and analysts to deliver clean, reliable, and well-structured data.
• Optimize SQL queries , stored procedures, and performance for Oracle DB and MySQL .
• Implement and automate CI/CD pipelines for efficient deployment.
• Write unit and integration tests using PyTest .
• Parse and process XML files , handle file operations efficiently using Python.
• Ensure data quality through validation, cleansing, and monitoring pipelines in real-time.
• Follow Agile methodologies for iterative development and delivery.
• Apply Object-Oriented and Functional Programming principles in service design and architecture.
  
  
  

Required Skills:

• Strong experience in Python (Backend only) with focus on data structures , OOPs , and algorithms .
• Hands-on experience with PySpark for large-scale data processing.
• Solid knowledge of Django or Flask web frameworks.
• Expertise in SQL with deep understanding of query tuning and stored procedures.
• Proficiency in file handling , XML parsing , and data validation using Python.
• Familiarity with REST API design and integration .
• Good knowledge of CI/CD tools like Git, Jenkins.
• Exposure to cloud platforms like GCP (preferred), AWS, or Azure.
• Excellent communication and interpersonal skills.
• Strong attention to detail and problem-solving mindset.
  
  
  

Good To Have Skills:

• Certification in cloud (e.g., GCP, AWS) or Python-related technologies.
• Experience in working with financial domain applications or data-heavy systems.