Python Developer
First seen by Alion on Oct 9, 2026.
About the Role :
We are looking for an experienced Python Developer with strong expertise in Data Structures & Algorithms (DSA) and backend development. The ideal candidate should have solid programming fundamentals, experience building scalable and high-performance applications, and the ability to solve complex technical problems efficiently. You will work closely with engineering, product, and cross-functional teams to design, develop, optimize, and maintain robust software solutions.
Key Responsibilities :
- Design, develop, test, and maintain scalable applications using Python.
- Develop clean, efficient, reusable, and maintainable code.
- Apply strong Data Structures & Algorithms (DSA) knowledge to solve complex engineering problems.
- Design and implement efficient algorithms for performance-critical applications.
- Develop and integrate REST APIs and backend services.
- Work with databases and optimize queries, data access, and application performance.
- Identify and resolve performance bottlenecks, bugs, and production issues.
- Participate in code reviews and contribute to coding standards and best practices.
- Collaborate with Product Managers, frontend developers, QA, DevOps, and other stakeholders.
- Write unit tests and ensure application reliability and code quality.
- Contribute to system design, technical discussions, and architecture decisions.
- Mentor junior developers and contribute to improving engineering processes.
Required Skills :
- 5 - 9 years of professional software development experience.
- Strong hands-on experience with Python.
- Excellent understanding of Data Structures & Algorithms (DSA).
- Strong knowledge of Object-Oriented Programming (OOP) and software design principles.
- Experience developing RESTful APIs / backend services.
- Good understanding of databases such as PostgreSQL, MySQL, MongoDB, or similar.
- Experience with frameworks such as Django, Flask, FastAPI, or equivalent.
- Strong debugging, analytical, and problem-solving skills.
- Experience with Git/version control systems.
- Understanding of software development lifecycle, testing, and deployment practices.
- Ability to write production-grade, scalable, and optimized code.
Good to Have :
- Experience with AWS / Azure / GCP.
- Knowledge of Docker and Kubernetes.
- Experience with Redis, Kafka, RabbitMQ, or other distributed systems technologies.
- Exposure to microservices architecture.
- Experience with CI/CD pipelines.
- Knowledge of cloud-native application development.
- Experience working in Agile/Scrum environments.
What We're Looking For :
- Strong problem-solving and analytical thinking.
- Excellent command of programming fundamentals and DSA.
- Ability to independently own technical deliverables.
- Strong communication and collaboration skills.
- Passion for writing high-quality and scalable software.
- Ability to work in a fast-paced, product-driven engineering environment.
Skills
Python, Data Structure, Algorithm, REST API, System Design, OOPS, PostgreSQL, Django, Flask, FastAPI, AWS