Job Summary
We are seeking a Backend-Focused Full Stack Developer with strong expertise in building scalable, high-performance server-side applications. While the role is predominantly backend-oriented, you should be comfortable working with frontend components when needed. You will build and maintain APIs, manage datasets, integrate with ERP/POS systems, and collaborate closely with cross-functional teams to deliver seamless e-commerce experiences.
This role is ideal for someone who thrives in solving complex technical problems, optimizing large-scale systems, and ensuring the reliability and efficiency of critical backend services.
Key Responsibilities
- Design, develop, and maintain scalable backend services and microservices.
- Build and optimize RESTful and GraphQL APIs for e-commerce workflows.
- Work with relational and NoSQL databases, focusing on performance, indexing, and query optimization.
- Ensure high availability, performance, and security of backend systems.
- Implement authentication, authorization, and industry-standard security practices (OAuth, JWT, OWASP).
- Develop and maintain integrations with ERP/POS systems and external third-party services.
- Utilize caching, message queues, and distributed systems for scalability (Redis, Kafka, RabbitMQ).
- Collaborate with frontend teams to ensure seamless end-to-end functionality.
- Troubleshoot, profile, and debug backend issues across environments.
- Automate deployments, CI/CD pipelines, and support containerized/cloud infrastructure.
- Maintain clear technical documentation and contribute to engineering best practices.
Core Technical Skills
- Backend development using Node.js, Java (Spring Boot), or Python (Django/Flask)
- API development: RESTful APIs, GraphQL, integration design patterns
- Database expertise: PostgreSQL, MySQL, MongoDB, indexing & query optimization
- Caching & performance: Redis, cache invalidation patterns, CDNs, performance tuning
- Message brokers & eventing: RabbitMQ, Kafka, asynchronous processing
- Security: secure coding, OAuth, JWT, security compliance (PCI), OWASP best practices
- ERP/POS integrations, enterprise middleware, data flow management
- Containerization & infrastructure: Docker, Kubernetes, Helm, Terraform, CloudFormation
- Monitoring & observability: ELK Stack, Prometheus, Jaeger/Zipkin
- Distributed systems optimization, profiling, load testing
Soft Skills
- Excellent analytical, diagnostic, and problem-solving abilities.
- Strong collaboration skills with product, QA, DevOps, and frontend teams.
- Ability to prioritize multiple tasks and manage time effectively.
- Clear communication of technical concepts and decisions.
- Ownership mindset with a focus on reliability and service-level commitments.
Preferred Skills
- Experience with microservices and domain-driven design (DDD).
- Familiarity with event-driven architectures, CQRS, and streaming systems.
- Exposure to Big Data / ETL tools (Spark, Airflow).
- Experience implementing GraphQL servers.
- Background in serverless technologies (AWS Lambda, GCP Cloud Functions).
Relative/Core Experience: 05 to 07 years
