Senior Backend Developer

Senior Java Backend Developer Spring Boot & API Integrations

Experience: 5+ Years
Location: Hyderabad
Work Mode: WFO
Role: Senior Backend Engineer

Job Description

We are looking for a Senior Java Backend Developer with strong experience in Java, Spring Boot, Python and REST API integrations to develop scalable backend services and partner-facing integrations.

Key Responsibilities

• Develop and enhance backend services using Java 17/21, Spring Boot and Maven.
• Build and maintain third-party API integrations and integration gateways.
• Design reliable API integrations with authentication, retries, idempotency, webhooks, pagination and failure handling.
• Develop and maintain Python-based backend services.
• Work with PostgreSQL and MySQL databases.
• Create and maintain API documentation using OpenAPI / Swagger / springdoc.
• Deploy and support services using Docker and AWS ECS/Kubernetes.
• Collaborate with engineering and product teams on integration requirements and production issues.

Required Skills

• 5+ years of backend software development experience.
• Strong hands-on experience with Java 17/21, Spring Boot and Maven.
• Strong Python experience with frameworks/libraries such as Flask, SQLAlchemy, Alembic, Pydantic or Marshmallow.
• Strong experience with REST APIs and third-party integrations.
• Experience with webhooks, authentication, pagination, retries and error handling.
• Good knowledge of PostgreSQL and MySQL.
• Experience with Docker and AWS ECS or Kubernetes.
• Experience with OpenAPI, Swagger, springdoc or Flasgger.
• Experience with Go is an advantage.

Good to Have

• Experience with microservices architecture.
• Experience with API gateways and partner integrations.
• Experience with cloud-based application deployment.
• Experience with logging, monitoring and observability tools.
• Exposure to Go / OpenTelemetry.