Senior Java Developer (Noida)

Senior Java Developer (Noida)

05 Sep
|
Important Group
|
Noida

05 Sep

Important Group

Noida

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


Benefits

5 Days Working (Monday to Friday)


Near Sector 62 Metro Station, Noida


Medical Insurance


Positive and Healthy Work Workplace


Learning and Growth Opportunities




📌 Senior Java Developer (Noida)
🏢 Important Group
📍 Noida

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