Back End Developer

Must-Have Skills :

Strong experience in designing and developing RESTful APIs using OpenAPI / Swagger specifications.

Proficient in API-first development practices with a focus on scalability, reusability, and clean architecture.

Hands-on experience deploying APIs on OpenShift or Kubernetes platforms.

Deep understanding of API security protocols, including OAuth2, JWT (JSON Web Tokens), and mutual TLS (mTLS).

Proficient in one or more backend programming languages (e.g., Java, Python, Node.js, Go) used to build APIs.

Solid knowledge of HTTP, REST, and microservices principles.

Familiarity with CI / CD pipelines for automated API deployment.

Good-to-Have Skills :

Experience with API gateways (e.g., Apigee, Kong, AWS API Gateway, or 3scale).

Familiarity with event-driven APIs (e.g., Webhooks, Kafka-based patterns).

Experience with API versioning and lifecycle management.

Knowledge of rate limiting, throttling, and caching strategies for APIs.

Exposure to cloud platforms (AWS) and serverless API implementations.

Understanding of OpenID Connect, SAML, and other federated identity protocols.

Familiarity with observability tools (e.g., Grafana, ELK Stack).