Senior level Java developer

Job Description

Job Overview

We are seeking an experienced Senior Java Spring Developer to join an ongoing, mission-critical project. The selected candidate will be responsible for enhancing, maintaining, and managing the existing system, ensuring long-term stability, scalability, and high performance.

This role requires a self-driven professional who can take ownership of the codebase, work with minimal supervision, and contribute strategically over at least one year.

Key Responsibilities

• Take ownership of an existing Java Spring/Spring Boot project
• Analyze current architecture and suggest improvements for performance, security, and scalability
• Design, develop, and maintain new features and modules
• Ensure clean, maintainable, and well-documented code
• Debug, optimize, and resolve critical production issues
• Collaborate with stakeholders to understand business requirements and translate them into technical solutions
• Perform code reviews and enforce best practices
• Ensure application security, data integrity, and compliance
• Support deployment, monitoring, and maintenance activities
• Provide technical guidance and long-term architectural direction

Required Qualifications

• 7+ years of professional experience in Java development
• Strong expertise in Spring Framework, Spring Boot, Spring MVC, Spring Security
• Solid understanding of RESTful APIs and microservices architecture
• Experience with relational databases (MySQL, PostgreSQL, Oracle, etc.)
• Strong knowledge of Hibernate/JPA
• Experience with version control systems (Git)
• Familiarity with Linux servers, deployment, and production environments
• Proven experience working on long-running or critical production systems
• Ability to work independently and deliver reliably in a part-time setup

Preferred Skills (Nice to Have)

• Experience with Docker, Kubernetes, or cloud platforms (AWS/GCP/Azure)
• CI/CD pipeline experience
• Knowledge of system monitoring, logging, and performance tuning
• Prior experience mentoring junior developers
• Experience in refactoring legacy systems

Soft Skills & Expectations

• Strong problem-solving and analytical skills
• High sense of ownership and accountability
• Excellent communication and documentation skills
• Ability to commit consistently for at least one year
• Professional approach to deadlines and critical issues

Why Join This Project

• Work on a business-critical, real-world system
• Long-term engagement with stable requirements
• Flexibility of a part-time schedule
• Opportunity to influence architecture and technical direction
• Direct collaboration with decision-makers

Commitment Requirement

This role is intended for candidates who can commit long-term (minimum 12 months) and treat the project with the seriousness of a production-grade system.