Technical Skills
Programming Languages:
- Proficient in backend programming languages such as Python, Java, Node.js, Ruby, Go, C#, PHP, etc.
- Understanding of Object-Oriented Programming (OOP) and Functional Programming.
Databases:
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Relational Databases: Skilled in SQL and relational databases such as MySQL, PostgreSQL, SQLite, Oracle.
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NoSQL Databases: Familiar with NoSQL databases such as MongoDB, Redis, Cassandra.
- Ability in data modeling and database design.
API Development & Integration:
- Familiar with protocols like RESTful API and WebSockets for inter-system data exchange.
- Knowledge of modern API technologies such as GraphQL, gRPC.
Server & Cloud Technologies:
- Proficient in using Linux/UNIX operating systems.
- Understanding server management (e.g., Nginx, Apache).
- Familiar with cloud platforms such as AWS, Azure, Google Cloud, and containerization technologies such as Docker and Kubernetes.
Security Knowledge:
- Knowledge of authentication and authorization technologies such as OAuth, JWT, Basic Auth.
- Awareness of preventing common vulnerabilities such as SQL Injection, XSS, CSRF, etc., and the ability to write secure code.
Version Control:
- Proficient in Git and version control tools like GitHub/GitLab, enabling effective management of code repositories and collaborative development.
Design Patterns & Architecture:
- Familiar with common design patterns (e.g., MVC, Singleton, Factory).
- Understanding backend architecture and Service-Oriented Architecture (SOA) or Microservices architecture.
Testing & Debugging:
- Writing unit tests, integration tests, and understanding Test-Driven Development (TDD) methodologies.
- Familiar with common testing frameworks such as JUnit, pytest, Mocha.
Performance & Optimization:
- Ability to perform code performance analysis and optimization, including handling multi-threading, concurrency, and distributed system performance issues.
- Experience with caching technologies (e.g., Redis, Memcached) and database indexing optimization.
Collaboration & Tools:
- Familiar with Agile and Scrum workflows, adaptable to fast-paced development environments.
- Understanding of CI/CD (Continuous Integration/Continuous Deployment) tools to enhance automation and deployment processes.
These skills are essential for a backend engineer in constructing stable, efficient, and scalable server-side applications.
Soft Skills
Team Collaboration and Communication
- Able to work closely with product managers, designers, backend developers, and QA teams to ensure clear communication and efficient development of product requirements.
Problem Solving and Innovation
- Excellent at problem analysis and solution implementation when faced with technical challenges, able to quickly identify and resolve issues in the code.
Agile Development Methodologies
- Familiar with agile development processes, able to collaborate effectively in a fast-changing development environment and deliver features on time.
Learning and Self-Driven Ability
- Actively learns new technologies and trends, applying new knowledge in practical development to continuously improve development skills.