(Only 24h Left) Python Backend Developer

3 weeks ago

Noida India Info Origin Inc. Full time

Job Description Role: Python Backend Engineer Location: Noida,/Dehradun/Pune Work Mode: Onsite Employment Type: Full-Time Experience: 37 years Interview Mode: Video or In Person Job Description Why This Role Matters As our Python Backend Engineer, you will own and evolve the backend architecture for a large-scale analytical platform that processes massive datasets and serves thousands of concurrent users inreal time. You'll design low-latency, secure, and reliable APIs, lead the integration of GenAI-powered workflows, and ensure our system meets the highest standards of performance, scalability, and resilience. What You'll Do - Own backend system architecture for a high-throughput real-time analytics platform. - Lead the design and development of secure REST APIs and microservice in Python. - Architect and integrate GenAI workflows using LlamaIndex, LangChain or similar frameworks. - Implement real-time streaming using Server-Sent Events (SSE), event-driven patterns, and messaging systems. - Optimize and maintain database architectures (SQL/NoSQL) for performance and scalability. - Define and enforce security best practices, authentication, and authorization (OAuth2, JWT). - Establish standards for structured logging, monitoring, and distributed tracing. - Drive cloud-native deployments and ensure systems scale seamlessly. - Mentor mid-level engineers, lead architecture discussions, and set engineering standards. - Collaborate across product, data, and infrastructure teams to align backend capabilities with business needs. Must-Have Skills - 37 years of professional Python backend development experience - Expert in REST API design and microservices architecture - Strong proficiency with security best practices for backend systems - SSE, WebSockets, and event-driven architecture experience - Hands-on experience with LlamaIndex, LangChain, or similar AI tooling - Strong database skills: PostgreSQL/MySQL, MongoDB, or other NoSQL systems - Authentication & authorization (OAuth2, JWT) - Logging, monitoring, and tracing (ELK, Prometheus, Grafana, OpenTelemetry) - Proven experience leading technical discussions and mentoring developers Preferred Skills (Nice-to-Haves) - Exposure to MCP, A2A is a big plus. - Experience with LlamaIndex Workflow and workflow tracing - AWS cloud services (EC2, Lambda, S3, API Gateway) - Kubernetes orchestration (EKS preferred) - CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI) - Infrastructure-as-Code (Terraform, CloudFormation) - Messaging systems (Kafka, RabbitMQ, AWS SNS/SQS) - Caching strategies (Redis, Memcached) - Containerization (Docker) and image optimization - Serverless computing patterns - Matplotlib or backend-driven chart generation - Performance profiling and load testing tools (Locust, JMeter)

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