Job Title: Backend Developer (FAST API + AWS)
Location: Pune (Hybrid)
Work Experience: 6-8 years
Job Summary :
We are looking for a highly skilled Backend Engineer with strong experience in FastAPI, AWS infrastructure, authentication systems, payment integrations, monitoring systems, sockets, and scalable backend architecture. The candidate should be comfortable building production-grade APIs, working with real-time systems, and handling cloud-native deployments. This role involves working on scalable AI-driven web and mobile platforms with integrations across payments, subscriptions, authentication, analytics, monitoring, and real-time communication systems.
Required Skills
Backend Development
- Strong experience with Python and FastAPI
- Experience designing scalable REST APIs and async backend systems
- Deep understanding of backend architecture, middleware, dependency injection, and background task handling
- Strong experience with WebSockets, socket lifecycle management, reconnection handling, and real-time communication systems
- Experience handling concurrent socket connections and event-driven systems
- Knowledge of microservice-oriented architecture is a plus
- AWS & Cloud Infrastructure
Strong hands-on experience with:
- EC2
- S3
- DynamoDB
- Load Balancers
- Experience with production deployments, scaling, monitoring, and security hardening Understanding of CI/CD pipelines and deployment automation
- Database Experience Strong experience with DynamoDB
- Must understand: GSIs (Global Secondary Indexes)
- Query optimization Partition key design Scaling considerations
- Single-table design concepts
- Experience with MongoDB/PostgreSQL is a plus
- Authentication & Security Experience with Auth0 or similar authentication providers Understanding of: JWT authentication Session handling OAuth flows RBAC / permission systems
- Secure API design Experience implementing secure backend authorization flows Payments & Subscription Systems
- Experience integrating Stripe APIs Knowledge of: Subscription lifecycle management Webhooks
- Payment intents
- Billing flows Invoice handling
- Experience with RevenueCat integration for mobile subscription management is highly preferred
- Monitoring & Reliability Experience with monitoring and observability tools such as: CloudWatch
- Datadog
- Grafana
- Prometheus
- Sentry
- Ability to monitor logs,infrastructure health,API performance,socket reliability, and production incidents
- Experience with alerting systems and production debugging workflows
- Additional Preferred Skills
- Experience supporting Flutter or React-based applications
- Familiarity with mobile backend requirements
- Experience debugging production systems and improving reliability/performance Responsibilities
- Develop and maintain scalable backend APIs using FastAPI Design secure and efficient backend architecture
- Manage AWS infrastructure and deployment pipelines
- Build real-time communication systems using WebSockets/sockets
- Build payment and subscription systems using Stripe and RevenueCat
- Optimize DynamoDB schemas and GSI usage for performance
- Implement authentication and authorization systems
- Monitor infrastructure, backend services, socket systems, and production environments
- Improve system reliability, performance, and scalability
- Collaborate with frontend, mobile, and DevOps teams
- Participate in debugging, testing, and production
- monitoring
- Ideal Candidate should have:
- Strong problem-solving ability
- Comfortable working in fast-paced startup environments
- Able to independently design and implement backend systems
- Good understanding of scalability and production engineering
- Strong ownership mindset and debugging skills
Interested candidates can share their updated resume with below details on [email protected].
Current ctc :
Expected ctc :
Notice period:
holding any other offers:
total years o experience with python development :
Pay: From ₹1,500,000.00 per year
Benefits:
- Health insurance
- Life insurance
- Paid sick time
Work Location: In person
