Backend Development - Design, develop and maintain backend services using Java and Spring Boot.

- Build reliable and scalable REST APIs.
- Develop integration workflows involving orders, inventory, fulfilment, tracking and product data.
- Write clean, reusable and maintainable code.
- Implement validations, exception handling, retry mechanisms and failure recovery.
- Optimise existing modules for performance, reliability and scalability.
- Participate in architecture and technical design discussions.
- Refactor legacy code where required without affecting existing customers.

API and Integration Development - Integrate with external platforms using REST and SOAP APIs.

- Work with API authentication mechanisms such as OAuth 2.0, API keys and access tokens.
- Handle pagination, rate limits, retries and

API failures.

- Design and consume webhooks.
- Analyse API requests, responses and error messages.
- Develop data mapping and transformation logic between different platforms.
- Ensure integrations are idempotent and do not create duplicate transactions.
- Maintain compatibility with third-party API changes and version upgrades.

Production Troubleshooting - Investigate production incidents using application logs, database records and monitoring tools.

- Identify root causes instead of applying temporary fixes.
- Analyse performance issues, memory problems,

connection pool exhaustion and slow database queries.

- Troubleshoot intermittent API, webhook, scheduler and queue-related failures.
- Provide technical findings to support, QA and operations teams.
- Implement permanent corrective and preventive actions.
- Participate in critical incident resolution when required.

Database Development - Design and maintain MySQL database structures.

- Write and optimise SQL queries.
- Create appropriate indexes and analyse execution plans.




- Handle large-volume data processing efficiently.
- Identify duplicate, inconsistent or incomplete records.
- Work safely with production data and database migrations. -

Understand transactions, locking, isolation levels and concurrency.

Code Quality and Reviews - Review code written by other developers.

- Identify defects, security issues, performance risks and maintainability concerns.
- Enforce coding standards and engineering best practices.
- Write unit and integration tests.
- Ensure adequate test coverage for critical workflows.
- Participate in pull-request reviews and release validation.
- Mentor junior and mid-level developers.

Performance and Scalability - Design systems that can process high-volume orders and API transactions.

- Improve scheduler, batch and queue-processing efficiency.
- Identify memory, CPU, thread and database bottlenecks.
- Design asynchronous processing where appropriate.
- Ensure that services fail safely and recover correctly.
- Support horizontal and vertical scaling decisions.

Cross-Functional Collaboration - Work closely with product analysts, business analysts, QA engineers and support teams.

- Understand business requirements and convert them into technical solutions.
- Clarify technical feasibility,

dependencies and risks.

- Support QA in preparing technical and integration test scenarios.
- Provide technical estimates and implementation plans.
- Communicate delays, risks and blockers clearly.

Requirements

- Work from the Noida office - Participate in production incident resolution when necessary - Collaborate with teams working on customer-facing integrations - Follow secure development and data-handling practices

Perks

5 Days Working (Monday to Friday)

Near Sector 62 Metro Station, Noida

Medical Insurance

Positive and Healthy Work Environment

Learning and Growth Opportunities

📌 Senior Java Developer (Noida)
🏢 WebBee esolutions
📍 Noida