Backend Developer

2 days ago

Noida, India Info Origin Inc Full time

Job Title : Python Backend Engineer.Location : Noida | Dehradun | Gondia (On-site).Experience : 3 to 7 Years.Position Type : Full-Time.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 in real time.Youll 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 Youll Do :- Own backend system architecture for a high-throughput, real-time analytics platform.- Lead the design and development of secure REST APIs and microservices 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 :- 3 to 7 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). (ref:hirist.tech)

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