Role : Python Backend Engineer
Location : Noida, / Dehradun / Pune
Work Mode : Onsite
Employment Type : Full-Time
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
3–7 years of professional Python backend development experienceExpert in REST API design and microservices architectureStrong proficiency with security best practices for backend systemsSSE, WebSockets, and event-driven architecture experienceHands-on experience with LlamaIndex, LangChain, or similar AI toolingStrong database skills : PostgreSQL / MySQL, MongoDB, or other NoSQL systemsAuthentication & authorization (OAuth2, JWT)Logging, monitoring, and tracing (ELK, Prometheus, Grafana, OpenTelemetry)Proven experience leading technical discussions and mentoring developersPreferred Skills (Nice-to-Haves)
Exposure to MCP, A2A is a big plus.Experience with LlamaIndex Workflow and workflow tracingAWS 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 optimizationServerless computing patternsMatplotlib or backend-driven chart generationPerformance profiling and load testing tools (Locust, JMeter)