Java Developer (East side/ Contract)

RECRUIT EXPRESS PTE LTD; Singapore; On-site; SGD 70,000 - 120,000; Full time

Job summary

RECRUIT EXPRESS PTE LTD is seeking a capable software developer to design robust data models and integrated IT systems. You will architect back-end services with Flask/Python and build responsive front-ends with React or Angular for reporting and interaction.

The role emphasizes data integration with Oracle SQL, SAS data sources, and automated workflows, plus collaboration across teams to reduce technical debt and improve security and reliability.

Qualifications

• Minimum 3 years of solid experience in software development, data integration, and full-stack web app deployment.
• Expertise in Python and Flask; SAS experience is a plus.
• Hands-on with React or Angular for modern UIs.
• Advanced Oracle SQL and database performance tuning.

Responsibilities

• System Architecture: Design robust data models and integrated IT systems.
• Back-End Development: Build, optimize, and maintain scalable back-end services with Flask/Python.
• Front-End Implementation: Develop interactive UIs using React or Angular for reporting.
• Database Engineering: Write and optimize Oracle SQL queries for large datasets.
• Process Automation: Architect automated workflows for data collection and system monitoring.
• Integration & Maintenance: Manage data pipelines, migrate SAS sources to web environments.
• Technical Collaboration: Translate business requirements into technical specs with teams.
• System Optimization: Refactor code and workflows to reduce debt and improve security.

Skills

Python

Flask

React

Angular

Oracle SQL

SAS

Data Integration

Full-Stack Development

Tools

React

Angular

Job description

Key Responsibilities:

• System Architecture:Design and develop robust data models and integrated IT systems that consolidate information from diverse sources into a unified technical infrastructure.
• Back-End Development:Build, optimize, and maintain scalable back-end services and APIs using Flask and Python to support high-performance data processing.
• Front-End Implementation:Develop and maintain interactive, responsive user interfaces using React or Angular frameworks to facilitate system interaction and reporting.
• Database Engineering:Write and optimize complex Oracle SQL queries, manage large-scale database performance, and ensure efficient data storage and retrieval.
• Process Automation:Architect and implement automated workflows for data collection, system monitoring, and cross-platform integration to enhance operational efficiency.
• Integration & Maintenance:Manage data integration pipelines, including the extraction and migration of data from legacy sources like SAS into modern web environments.
• Technical Collaboration:Partner with cross-functional departments to translate business requirements into technical specifications and customized software solutions.
• System Optimization:Continuously assess and refactor codebases and system workflows to reduce technical debt, improve security, and enhance overall system reliability.

Qualifications & Skills:

• Experience:Minimum 3 years of solid experience in software development, data integration, and full-stack web application deployment.
• Back-End Expertise:Strong proficiency in Python and the Flask framework; experience with R for automation tasks is a plus.
• Front-End Expertise:Hands-on experience with modern JavaScript libraries/frameworks, specifically React and Angular.
• Database Management:Advanced skills in Oracle SQL, database schema design, and performance tuning for high-volume data sets.
• Technical Knowledge:Familiarity with SAS environments (SAS Coding) and the ability to integrate SAS data sources into web-based applications.