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Senior API Developer

Senior API Developer

NAZZTECbangalore, karnataka, in
1 day ago
Job description

We are looking for an experienced API Developer with strong expertise in Java / J2EE , Spring Boot , and REST / SOAP API development . The role focuses on designing and developing secure, scalable, API-based digital solutions following SOA principles and API best-practice frameworks (OpenAPI, Swagger, TM Forum).

The ideal candidate will have strong backend integration skills, hands-on experience developing enterprise-grade APIs, and proficiency working with Oracle databases and scripting. Experience with API management frameworks such as Apigee is a plus.

This role requires the ability to work independently, collaborate with distributed teams, integrate with internal systems and external partners, and deliver components within expected timelines.

Roles & Responsibilities

API Design & Development

  • Develop RESTful and SOAP APIs following SOA, OpenAPI, and TM Forum standards.
  • Build API specifications using Swagger / OpenAPI .
  • Work on end-to-end design, development, implementation, and deployment of API-based digital solutions.

Backend & Integration

  • Integrate APIs with internal backend systems and external partners.
  • Work with XML, JSON, WSDL, MQ , SMPP, and other integration protocols.
  • Develop Java / J2EE-based backend components using Spring Boot .
  • Security & Best Practices

  • Implement secure APIs using OAuth2 , JWT, and industry security standards.
  • Follow best practices for code quality, data security, and API lifecycle management.
  • Database & Scripting

  • Develop SQL scripts and work extensively with Oracle relational databases .
  • Utilize UNIX and shell scripting for automation and system-level integration.
  • Tools, Frameworks & Dev Practices

  • Use build tools such as Maven and Gradle .
  • Hands-on experience with API management tools (Apigee preferred).
  • Collaboration & Delivery

  • Work independently and collaborate with cross-functional, remote teams.
  • Support timely delivery of assigned components and integration tasks.
  • Required Skills & Qualifications

    Technical Skills

  • Strong experience with Java, J2EE, Spring Boot
  • REST & SOAP APIs, Swagger / OpenAPI, XML / JSON, MQ, SMPP
  • API standards (OpenAPI, TM Forum)
  • API Management (Apigee – preferred)
  • OAuth2, JWT, API security
  • Oracle Database, SQL development
  • UNIX, shell scripting
  • Microservices architecture (added advantage)
  • Telecom domain knowledge (OSS / BSS / SIEBEL) — optional
  • Education

  • Engineering degree in Telecom / Electronics / Computer Science or equivalent.
  • Experience

  • Total Experience : 4–6 years
  • Relevant API development : 4+ years
  • #APIDeveloper #JavaDeveloper #J2EE #SpringBoot #RESTAPI #SOAPAPI #OpenAPI #Swagger #OAuth2 #JWTSecurity #APISecurity #Apigee #APIManagement #BackendDeveloper #IntegrationDeveloper #EnterpriseIntegration #Microservices #OracleSQL #OracleDatabase #ShellScripting #UnixScripting #JSON #XML #WSDL #MQ #SMPP #JavaJobs #TechJobs #HiringNow #SoftwareDeveloper #DigitalIntegration #APIEngineer #BackendEngineering #CloudNative #SOA #TMForum #TelecomJobs #OSSBSS #SIEBEL #ITJobs #ProgrammingJobs #CodeJobs #DeveloperHiring #APIDesign #MiddlewareJobs #SystemIntegration #FullStackJobs #EnterpriseAPIs #Jobs2025 #WeAreHiring .

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    Senior Api Developer • bangalore, karnataka, in

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