Techlead Python - Good at English communication

Core Python ExpertiseProficient in async/await, asyncio, and concurrent programming patternsStrong knowledge of Python's memory management and garbage collectionHands-on experience with Stream API, Lambda expressions, and Functional Interfaces.Proficient in Python frameworks such as Django, FastAPI or Flask. Backend & API DevelopmentSkilled in designing complex REST APIs (including pagination, rate limiting, and filtering).Experience with Celery for task queuesKnowledge of API monitoring, caching strategies, and load balancingUnderstanding of GraphQL is a plus DatabaseStrong command of SQL: complex queries, subqueries, views, indexes, and query optimizationSolid understanding of ACID propertiesAbility to optimize SQL queries and explain transaction mechanisms (purpose and behavior).Hands-on experience with at least one NoSQL database (MongoDB, Redis, Cassandra, etc.)Proficient in ORM frameworks (SQLAlchemy, Django ORM)Experience with database migrations and schema design Cloud & InfrastructureExperience working with at least one major cloud provider (AWS, GCP, or Azure).Basic understanding of EC2 (AWS) or equivalent services on GCP/Azure.Knowledge of object storage concepts (e.g., AWS S3).Proficient in Docker and containerization conceptsBasic understanding of Kubernetes is a plus Message Queues & CachingExperience with Redis for caching and session managementHands-on experience with message brokers (Kafka, RabbitMQ, or AWS SQS) Software Architecture & DesignStrong grasp of SOLID principles and software design best practices.Proficient in common design patterns (Factory, Singleton, Observer, Strategy, Proxy, Visitor, etc.)Understanding of TDD/BDD principlesGood knowledge of microservices architecture and inter-service communication.Ability to create UML diagrams and system architecture documentation SecurityUnderstanding of common vulnerabilities (OWASP Top 10: XSS, CSRF, SQL Injection, etc.)Knowledge of authentication/authorization mechanisms (JWT, OAuth2)Familiar with application access control models (RBAC, ABAC).Experience implementing secure API practices TestingStrong experience writing unit tests with pytestKnowledge of integration testing and end-to-end testingFamiliar with test coverage tools DevOps & MonitoringExperience with CI/CD pipelines (GitLab CI, Jenkins, GitHub Actions)Ability to analyze and trace logs effectively (e.g., CloudWatch, /var/log) for troubleshooting.Understanding of application monitoring and alerting (Prometheus, Grafana, Datadog) NetworkingStrong understanding of networking concepts (IP, CIDR, NAT, OSI model)Understanding of load balancers and reverse proxies (Nginx, HAProxy) Version ControlProficient with Git and Git workflowsExperience with code review processesNice to haveFrontend knowledge (Vue.js, React, or Angular) for full-stack collaborationExperience with AI/ML frameworks (TensorFlow, PyTorch, scikit-learn)Knowledge of data processing libraries (Pandas, NumPy)Soft Skills & LeadershipExperience mentoring junior and mid-level developers.Strong analytical and problem-solving skills.Clear and effective communication and teamwork abilities.Experience in team management and task coordination.Skilled in issue analysis, system design, and reporting.Ability to present system designs and technical solutions to clients.Passion for researching and implementing new technologies