Backend Developer - Java + Oracle/PostgreSQL/MongoDB

About the job

Job Description: Backend Developer â Java + Oracle/PostgreSQL/MongoDB Location: Marathahalli, Bangalore** Experience: 4+ years** Employment Type: Full-time** Work Mode: Onsite** About The Role We are hiring a skilled Backend Developer with strong experience in Java, Spring Boot, and Spring MVC, along with expertise in multiple databases. The candidate must have hands-on experience with Oracle and at least two additional databases (PostgreSQL, MongoDB, etc.). DevOps exposure and containerization knowledge are preferred. Key Responsibilities • Develop and maintain backend applications using Java, Spring Boot, and Spring MVC. • Build and consume REST APIs and microservices. • Work extensively on Oracle, PostgreSQL, MongoDB for schema design and performance optimization. • Participate in Agile processes â sprint planning, standups, retrospectives. • Collaborate with QA, frontend, and DevOps teams for end-to-end delivery. • Monitor, debug, and optimize application performance. Required Skills • Java & Frameworks • Strong hands-on experience with: • Java 8+ • Spring Boot • Spring MVC (Mandatory) • Hibernate / JPA • Knowledge of Spring modules such as Spring Data, Spring Security, etc. • Optional: Micronaut, Quarkus. • ï¸ Databases (Mandatory Requirement)Candidate must know at least 3 databases, including Oracle (mandatory). • Oracle (Mandatory): PL/SQL, stored procedures, indexing, query tuning • PostgreSQL: schema design, indexing, performance tuning • MongoDB: NoSQL, aggregation frameworkâï¸ DevOps & Deployment • Git (GitHub / GitLab) • CI/CD: Jenkins, GitHub Actions, GitLab CI • Docker (writing Dockerfiles, container orchestration basics) • Basic understanding of Kubernetes (deployments, services, config maps) • Monitoring/logging: ELK, Prometheus + Grafana, Splunk (optional) Âï¸ Cloud (Preferred) • Basic AWS / GCP / Azure (EC2, RDS, S3, IAM) Soft Skills • Strong debugging and analytical skills • Good communication • Ownership mindset • Ability to thrive in an onsite, fast-paced, startup-like environment Perks & Benefits • Competitive salary • Work on modern backend systems • Flat hierarchy & high ownership • Collaborative onsite team

Requirements

• Java
• Spring Boot
• Spring MVC
• REST APIs
• Oracle
• PostgreSQL
• MongoDB

Preferred Technologies

• Java
• Spring Boot
• Spring MVC
• REST APIs
• Oracle
• PostgreSQL
• MongoDB

Benefits

• Competitive salary
• Work on modern backend systems
• Flat hierarchy & high ownership