Backend Developer

Job Description: Python Backend Developer 

Experience: 7-12 years   

Job Type: Full-time   

Job Overview: 

Wissen Technology is looking for a highly experienced Python Backend Developer with 7-12 years of experience to join our team. The ideal candidate will have deep expertise in backend development using Python, with a strong focus on Django and Flask frameworks. 

Key Responsibilities: 

- Develop and maintain robust backend services and APIs using Python, Django, and Flask. 

- Design scalable and efficient database schemas, integrating with both relational and NoSQL databases. 

- Collaborate with front-end developers and other team members to establish objectives and design functional, cohesive code. 

- Optimize applications for maximum speed and scalability. 

- Ensure security and data protection protocols are implemented effectively. 

- Troubleshoot and debug applications to ensure a seamless user experience. 

- Participate in code reviews, testing, and quality assurance processes. 

Required Skills: 

Python: Extensive experience in backend development using Python. 

Django & Flask:  Proficiency in Django and Flask frameworks. 

Database Management: Strong knowledge of databases such as PostgreSQL, MySQL, and MongoDB. 

API Development: Expertise in building and maintaining RESTful APIs. 

Security: Understanding of security best practices and data protection measures. 

Version Control: Experience with Git for collaboration and version control. 

Problem-Solving: Strong analytical skills with a focus on writing clean, efficient code. 

Communication: Excellent communication and teamwork skills. 

Preferred Qualifications: 

- Experience with cloud services like AWS, Azure, or GCP. 

- Familiarity with Docker and containerization. 

- Knowledge of CI/CD practices. 

Why Join Wissen Technology? 

- Opportunity to work on innovative projects with a cutting-edge technology stack. 

- Competitive compensation and benefits package. 

- A supportive environment that fosters professional growth and learning. 

• Work with stakeholders and fellow developers.
• Design and implement Python code using the Django framework.
• Identify and fix bottlenecks that may arise from inefficient code.
• Identify and fix software bugs.
• Create a wide variety of unit tests to verify the functionality of software.
• Manage the security of the platform.
• Write detailed documentation around the code.
• Knowledge of front end languages.

• Deliver features in an end-to-end manner: technical design, development, testing, deployment, and maintenance.
• Provide technical leadership and own specific areas of the platform.
• Work closely with Product Managers to translate product requirements to engineering specifications.
• Lead code review efforts and quality efforts in your area of ownership.
• Participate in product discussions, taking ownership and initiative.
• Work independently in a fast-paced environment.
• Mentored and guide junior engineers.

Must Haves:

• Minimum 2 years of working experience in Ruby on Rails/ Python/ Node.JS.
• Strong problem-solving skills, data structures, and algorithms.
• Excellent experience on databases like MySQL, PostgreSQL, etc.
• Familiarity with tools for code reviews, version control (GIT).
• A knack for writing clean, readable Ruby/ Python/Node.JS code.
• Experience in application server hosting and monitoring.
• Understanding of fundamental design principles behind a scalable application.

Nice to Have:

• Hands-on with search platforms (Solr, Elasticsearch, etc).
• Prior experience with microservices-based architecture/SOA/distributed systems.
• Able to implement automated testing platforms and unit tests.
• Experience with common AWS service EC2, RDS, S3, SES, etc.

Key Competencies:

• Building Effective Team
• Solving Problems Creatively
• Learning Agility
• Drive For Result

Roles and responsibilities

• Develop well-designed performant and scalable applications and microservices
• Writing reusable, testable, and efficient code aligning to software development best practices
• Integrate data storage solutions including databases, key-value stores, blob stores, etc.
• Build integrations with 3rd party applications through apis’ to ingest and process data
• Develop state-of-the-art analytics tools to support diverse tasks ranging from ad hoc analysis to production-grade pipelines and workflows for customer applications
• Ensure security and data protection aspects within the applications
• Partner with Data Scientists and Analytics Engineers to improve the performance and reliability of advanced algorithms
• Ensure high performance and availability of distributed systems and applications
• Interact directly with client project team members and operational staff to support live customer deployments and production issues

• 4+ years of experience in developing applications using python and related technologies.
• Familiarity in data ingestion and processing libraries in python.
• Thorough understanding of REST and GRPC technologies.
• Experience in using ORM (Object Relational Mapper) libraries for data access.
• Experiencing in developing and hosting APIs and integration with external applications.
• Experience in building data models and repositories using relational and NoSql databases.
• Knowledge of JIRA, Bitbucket and agile methodologies.
• Good to have knowledge of AWS services like Lambda, dynamodb, kinesis and others.
• Understanding of fundamental design principles behind a scalable application
• Familiarity with event-driven programming
• Strong unit test and debugging skills
• Affinity for learning and applying new technologies and solving new problems
• Effective organizational skills with strong attention to detail
• Experience in working with docker is a plus
• Comfortable in working with Unix/Linux environment
• Strong communication skills — both written and verbal