Backend Developer - Python/Node.js (4-6 yrs)

Key Responsibilities :

- Design and implement scalable backend systems and services using NodeJS and Python

- Build and maintain RESTful and GraphQL APIs that power our frontend applications

- Develop efficient data flows between our services, databases, and third-party integrations

- Create and optimize database schemas, queries, and caching strategies

- Implement robust error handling, logging, and monitoring solutions

- Ensure high availability, fault tolerance, and security of all systems

- Collaborate with product managers and AI engineers to translate requirements into technical solutions

- Write clean, well-tested, and documented code following best practices

- Participate in code reviews and contribute to our technical decision-making

- Troubleshoot and resolve production issues as part of our on-call rotation

- Continuously improve our development processes and infrastructure

Basic Qualifications :

- 3+ years of non-internship professional software development experience

- 3+ years of programming experience with JavaScript/NodeJS and Python

- 3+ years of leading design or architecture

- Experience applying design patterns for maintainable code

- Proven ability to architect for reliability and scaling of new and existing systems

- Strong understanding of asynchronous programming patterns

3+ years of experience with full software development life cycle, including :

- Implementing coding standards and participating in code reviews

- Working with source control management (Git)

- Setting up build processes, automated testing, and CI/CD pipelines

- Hands-on experience with Node.js, Python, PostgreSQL, and Redis

- Experience deploying and managing applications in cloud environments (AWS, GCP, or similar)

- Familiarity with microservices architecture and event-driven systems

- Strong understanding of API design best practices (REST and GraphQL)

- Experience with performance optimization and troubleshooting

- Excellent problem-solving skills and attention to detail

Preferred Qualifications :

- Experience with AI/ML systems integration and data pipelines

- Knowledge of containerization (Docker) and orchestration (Kubernetes)

- Experience with serverless architectures and FaaS (Function as a Service)

- Familiarity with real-time data processing and analytics

- Experience with TypeScript in production environments

- Understanding of eCommerce systems and related integrations

- Contributions to open-source projects or developer communities

- Experience with monitoring tools and observability platforms

- Knowledge of security best practices and compliance requirements

- Experience mentoring junior engineers and technical documentation

Tech Stack :

- Languages : NodeJS, TypeScript, Python

- Frameworks : Express.js, NestJS, FastAPI

- Databases : PostgreSQL, MongoDB, Redis

- Cloud Services : AWS (Lambda, S3, SQS, EC2), GCP

- Monitoring : Datadog, New Relic, Prometheus/Grafana

- Testing : Jest, Mocha, Pytest

- CI/CD : GitHub Actions, CircleCI

- Communication : GraphQL, REST APIs

- Message Queues : RabbitMQ, Kafka