Backend Python Developer
2 weeks ago
Job Title: Backend Python DeveloperLocation: BangaloreEmployment Type: Full-TimeExperience Required: 5 – 7 years (Mid-Level) About VectorStack VectorStack is a tech-innovation company driving digital transformation and business performance through cloud, AI/ML, software development, and consulting. We partner with clients across Retail, FinTech, EdTech, AdTech, and more to build scalable, secure, and future-ready technology stacks. Key Responsibilities Architect, build, and maintain backend services, APIs, and microservices using Python (Flask / FastAPI).Design and optimize CRUD operations across relational and non-relational databases (MongoDB, SQL, PostgreSQL, MySQL).Model and maintain data schemas, indexes, constraints, and relationships.Ensure robust error handling, logging, and API validation.Optimize backend endpoints for performance, scalability, and latency.Integrate services with authentication, rate limiting, caching, and versioning.Deploy, manage, and monitor backend services on AWS (EC2, Lambda, S3, RDS, IAM, CloudWatch).Write unit tests, integration tests, and conduct code reviews.Maintain API specs, data models, and architecture documentation.Collaborate with frontend, DevOps, QA, and product teams for end-to-end delivery.Stay updated with technology trends and mentor junior engineers. Required Skills & Qualifications 4–6 years of backend software development experience.Strong proficiency in Python with hands-on experience in RESTful APIs and microservices.Proficiency with Flask and FastAPI frameworks.Strong database knowledge: MongoDB and at least one relational DB (PostgreSQL/MySQL).Deep understanding of CRUD operations, data modeling, and query optimization.Experience deploying and managing services on AWS.Familiarity with Docker and containerization.Understanding of concurrency and asynchronous programming (asyncio, background tasks).Strong debugging, troubleshooting, and performance tuning skills.Solid experience with Git, CI/CD pipelines, and coding best practices.Strong communication and collaboration skills. Preferred / Nice-to-Have Kubernetes / container orchestration.Messaging and streaming systems (RabbitMQ, Kafka).Caching systems (Redis, Memcached).Authentication/authorization frameworks (JWT, OAuth2).Experience with event-driven architectures.Domain experience in e-commerce, fintech, or SaaS platforms.Logs and monitoring tools (Prometheus, Grafana, ELK stack). Why Join VectorStack? Be part of a core engineering team solving real-world, large-scale problems.Work on cutting-edge cloud and AI/ML-powered solutions.Collaborative, growth-oriented environment.Competitive compensation and opportunities for career advancement
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