Java Developer

Viamagus Select; Hyderabad; On-site; INR 1,200,000 - 2,400,000; Full time

Job summary

Viamagus Select is hiring experienced Java Developers in Hyderabad to join a high-impact enterprise SaaS implementation team. You will work on designing and delivering production-grade backend solutions, focusing on Spring Boot, Oracle SQL, and data integrations for global enterprises.

The role requires hands-on experience with REST and GraphQL APIs, Hibernate ORM, and strong Java fundamentals (Java 8+). Collaboration with cross-functional teams and participation in code reviews are essential

Qualifications

• 3–6 years of hands-on Java development experience with real production projects.
• Strong Core Java (Java 8+) skills including collections, multithreading, OOP, design patterns.
• Proficiency with Spring Boot and Spring Data JPA for backend development.
• Hands-on Hibernate ORM experience including relationships, lazy/eager loading, transactions, and tuning.
• Strong Oracle SQL/PLSQL skills: complex queries, tuning, execution plans, indexing, stored procedures, triggers, XML/JSON handling.
• Experience building and consuming REST and GraphQL APIs.
• Excellent debugging, analytical, and communication skills.
• Bachelor's degree in CS/IT or related field.

Responsibilities

• Design and develop robust backend using Core Java and Spring Boot.
• Build and configure workflows, data pipelines, and system integrations.
• Develop and maintain REST and GraphQL APIs / microservices.
• Manage data access layers with Hibernate ORM and efficient querying.
• Work with Oracle databases, stored procedures, triggers, and XML/JSON handling.
• Support data migration, validation, and deployment troubleshooting.
• Collaborate with cross-functional teams on scalable solutions.
• Participate in code reviews and technical design discussions.

Skills

Java development

Core Java (Java 8+)

Spring Boot

Spring Data JPA

Hibernate ORM

Oracle SQL/PLSQL

REST APIs & GraphQL APIs

Debugging/Analytical skills

Communication skills

Education

Bachelor's degree in CS/IT or related field

Tools

Git/SVN

CI/CD (Jenkins)

Job description

We're hiring hands-on Java Developers who have delivered real, production-grade solutions for real customers — not just academic or personal projects. You'll join a high-impact enterprise SaaS implementation team in Hyderabad, working on business workflows, integrations, and data processing solutions used by global enterprises.

Key Areas We'll Evaluate

• Hands-on experience with Spring Boot–based application development
• Solid working knowledge of SQL (queries, joins, performance basics)
• Working knowledge of Oracle database
• Experience building and consuming REST APIs & GraphQL APIs This is a hands‑on role — candidates must have real, demonstrable project experience, not just theoretical knowledge.

Key Responsibilities

• Design and develop robust backend solutions using Core Java and Spring Boot
• Build and configure workflows, data pipelines, and system integrations
• Develop and maintain REST and GraphQL APIs / microservices
• Manage data access layers using Hibernate ORM (entity mapping, session management, HQL/Criteria API, caching)
• Work with Oracle databases — stored procedures, triggers, XML parsing, query tuning, indexing
• Support data migration, validation, and deployment troubleshooting
• Collaborate with functional and technical teams on scalable solutions
• Participate in code reviews and technical design discussions

  Must-Have Skills

  • 3–6 years of hands‑on Java development experience, with real production projects
  • Strong Core Java (Java 8+): collections, multithreading, design patterns, OOP, J2EE
  • Proficiency in Spring Boot, Spring Data JPA
  • Hands‑on Hibernate ORM experience (relationships, lazy/eager loading, transactions, performance tuning)
  • Strong Oracle SQL/PLSQL: complex queries, tuning, execution plans, indexing, stored procedures, triggers, XML/JSON handling
  • Proven experience building and consuming REST APIs & GraphQL APIs
  • Strong debugging, analytical, and communication skills
  • Bachelor's degree in CS/IT or related field

  Good to Have

  • Exposure to OpenAPI 3.x
  • Knowledge of OAuth 2.0 / token‑based auth
  • Experience with enterprise SaaS/ERP/CPQ/Revenue Management platforms
  • Git/SVN + CI/CD (Jenkins), release management