Software Engineer
Senior developer who designs, builds, and supports enterprise applications end to end: Java/Spring Boot microservices with secure REST APIs (OAuth2/JWT), optimized Oracle SQL and batch jobs, and React/Next.js frontends, plus Oracle APEX support and legacy platform modernization within Agile/CI-CD delivery.
- Compensation
- Not disclosed
- Location
- Mandaluyong, Philippines
- Work setup
- Not specified
- Seniority
- Not specified
- Employment
- Not specified
- Experience
- 5+ years
- Category
- Software engineering
- Posted
Skills
Must have
- 5+ years hands-on software development experience delivering enterprise Java and Oracle Database applications
- Full lifecycle expertise: design, hands-on coding, continuous delivery, and Tier-3 operational support
- Deep expertise in Java and Spring Boot for building scalable REST APIs and backend services
- Advanced proficiency in Oracle Database, SQL optimization, data modeling, and application-to-database performance tuning
- Hands-on development experience with React.js, Next.js, and modern JavaScript/TypeScript libraries
- Experience with API authentication protocols (OAuth2, JWT) and enterprise platform integrations (e.g., Salesforce, legacy measurement systems)
- Working knowledge of CI/CD pipelines, Git branching strategies, automated testing, and Agile/Scrum delivery
Nice to have
- Direct experience or working familiarity with Oracle APEX application development and maintenance
Full description
Our client, a prominent technology services enterprise, is seeking a Senior Developer. This role is responsible for the end-to-end design, development, enhancement, and production support of enterprise applications spanning full-stack web architectures, core Java microservices, and high-performance Oracle Database environments. The developer will work across the full application lifecycle—optimizing complex SQL/database logic, building secure Spring Boot REST APIs, refactoring modern React/Next.js interfaces, and driving legacy platform modernization initiatives.
Key Responsibilities
Backend Engineering & Database Optimization
- Java & Microservices: Design, develop, and maintain robust Java applications and RESTful microservices using Spring Boot, implementing business logic and secure service-layer integrations.
- Oracle Database Engineering: Write, analyze, and optimize complex Oracle SQL queries, joins, subqueries, aggregations, and data-intensive batch operations; maintain relational data models and database objects.
- API Governance & Security: Develop and consume RESTful APIs, implementing modern authentication patterns (OAuth2, JWT) and seamless third-party platform integrations.
Frontend Engineering & Legacy Application Modernization
- Modern Web Development: Develop and maintain responsive frontend interfaces utilizing React.js, Next.js, and modern JavaScript frameworks.
- Oracle APEX & Platform Support: Support and develop applications built on Oracle APEX, ensuring operational stability and platform alignment.
- Legacy Refactoring: Analyze legacy codebases (including legacy testing, measurement, and CRM/Salesforce-integrated systems), systematically reducing technical debt and executing platform modernization strategies.
Delivery, Operations & Quality Assurance
- Application Lifecycle Support: Drive hands‑on coding, debugging, root‑cause analysis, and production incident resolution across all application layers (frontend, backend, and database).
- Agile & DevOps Practice: Participate in Agile sprint cycles, perform code reviews, maintain version control strategies, and leverage CI/CD pipelines for automated testing and continuous deployment.
Requirements
Education & Professional Experience
- Professional Tenure: Minimum of 5+ years of hands‑on software development experience delivering enterprise applications across Java and Oracle Database environments.