Senior Java Developer (Data Processing)

ADECCO PERSONNEL PTE LTD

We are seeking an experienced

Senior Java Backend Engineer

to design, develop, and optimize high-performance backend applications for large-scale data processing and analytics. The role involves building scalable data solutions, optimizing system performance, integrating cloud and database technologies, and collaborating with cross-functional teams to deliver secure, reliable, and efficient data-driven applications.

Key Responsibilities –

• Design, develop, and maintain high-performance Java backend systems for data processing and

analytics.

• Collaborate with cross-functional teams to translate business requirements into technical solutions

• Implement parallel data processing solutions to handle large-scale datasets efficiently

• Optimize memory usage and system performance for data-intensive applications

• Develop and maintain integrations with relational databases and data warehouses

• Create and optimize complex SQL queries for data extraction, transformation, and analysis

• Implement data security measures and ensure compliance with data protection regulations

• Participate in code reviews and maintain high code quality standards

• Design and implement CI/CD pipelines for data engineering workflows

Technical Skills –

• 7+ years of Java backend development experience with focus on data processing applications

• 5+ years of advanced SQL experience with complex query optimization

• Deep understanding of parallel data processing frameworks and techniques

• Expertise in memory optimization and performance tuning for large datasets

• Strong experience with relational database integration (PostgreSQL, MS SQL Server preferred)

• Proficiency with cloud platforms (AWS, Google Cloud, or Azure required)

• Solid understanding of SDLC best practices, version control, and CI/CD pipelines

• Knowledge of data security principles and privacy protection measures

Mathematical & Analytical Skills –

• Strong mathematical background with ability to work with complex formulas and algorithms

• Excellent analytical and problem-solving capabilities

• Experience with statistical analysis and data modelling concepts

Soft Skills –

• Strong attention to detail and commitment to data accuracy

• Passion for working with data and numerical analysis

• Ability to work collaboratively in cross-functional teams

• Self-motivated with strong project management skills

Preferred Qualifications –

• AWS certification or extensive AWS experience

• Python programming experience for data analysis and scripting

• Experience with MS SQL Server and/or PostgreSQL dialects

• Knowledge of data warehousing concepts and ETL processes

• Experience with containerization (Docker, Kubernetes)

• Familiarity with data visualization tools and techniques

• Experience with Agile/Scrum methodologies

Education –

• Bachelor's degree in Computer Science, Mathematics, Engineering, or related technical field

• Master's degree preferred

Dimple Jain

EA LicenseNo:91C2918

PersonnelRegistration Number: R22107270

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