Senior Java Software Engineer

Experience: 4 -8 Years

Role: Senior Software Engineer / Java Backend Developer

Project Domain: Sales CRM, RBAC, Enterprise APIs

We are seeking an experienced Senior Java Developer to enhance and maintain a large-scale Sales CRM platform. The role involves understanding vendor-delivered systems, designing scalable backend services, improving code quality, debugging production issues, and delivering secure, maintainable enterprise applications.

Key Responsibilities

• Develop and maintain Java/Spring Boot backend services.
• Understand existing codebase, PostgreSQL schema, and business workflows.
• Design, build, and enhance REST APIs.
• Work with generic API routing and service-layer execution.
• Implement Role-Based Access Control (RBAC) using users, roles, groups, resources, and permissions.
• Debug API, authentication, authorization, validation, and database issues.
• Work with PostgreSQL, Liquibase, JPA/Hibernate, repositories, and SQL optimization.
• Integrate backend services with Flutter Web and web frontends.
• Maintain Swagger/OpenAPI documentation.
• Support deployments across Local, UAT, and Production.
• Prepare setup guides, API documentation, database documentation, and KT materials.
• Collaborate with QA, frontend teams, architects, and management.

Required Technical Skills

• Java 17/21
• Spring Boot
• Spring MVC, Spring Security, Spring Data JPA, Hibernate
• PostgreSQL & SQL
• Liquibase or equivalent migration tools
• REST API design and debugging
• JWT Authentication & RBAC
• Maven multi-module projects
• Git branching, merge strategy, and code reviews
• Strong debugging using logs, Postman, Swagger, browser network tools, and SQL.

Preferred Skills

• CRM/ERP/Sales/Finance/Voucher systems
• Flutter Web, React, or Angular integration
• Cloud deployment and environment management
• Reporting, audit logging, import/export, file management
• SQL and backend performance tuning
• Modernization of legacy/vendor-built applications

AI & Modern Development

• GitHub Copilot, Cursor, ChatGPT, Claude, OpenAI Codex
• AI-assisted code review, debugging, documentation, and test generation
• Agentic development workflows
• Prompt engineering fundamentals
• Secure AI usage without exposing secrets or customer data

Good-to-Have AI Skills

• Understanding AI agents in software engineering
• AI-assisted unit testing, SQL optimization, and documentation
• Awareness of AI security and privacy risks
• Interest in AI-powered CRM capabilities such as smart search, summaries, and lead insights

Candidate Expectations

• Strong ownership mindset
• Deep debugging capability
• Ability to reverse-engineer large codebases
• Clear communication of technical risks
• Clean, maintainable, and testable code
• Preparation of technical documentation and KT

Interview Focus Areas

• Java & Spring Boot fundamentals
• REST APIs
• PostgreSQL & schema design
• JPA/Hibernate
• Spring Security, JWT & RBAC
• Production debugging
• Maven & Git
• Vendor project understanding
• Modern AI tools for software engineering

Ideal Candidate Profile

The ideal candidate is an experienced backend engineer who can independently understand enterprise systems, take ownership of vendor-delivered code, improve architecture, mentor team members, and leverage AI-powered development tools to improve productivity while maintaining high security standards.