software developer

UNIZEN TECHNOLOGIES PTE. LTD.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A technology firm in Singapore is seeking an experienced Application & Database Developer to design, develop, and maintain applications and database systems. The role requires proficiency in Java, Python, C#, and various database management systems. Additionally, candidates should have strong problem-solving skills and the ability to work closely with cross-functional teams to deliver scalable solutions. This position offers opportunities for involvement in digital transformation projects.

Qualifications

• 3–5 years of relevant experience in application support.
• Strong understanding of application architecture and databases.
• Excellent problem-solving and communication skills.
• Ability to communicate effectively in English (verbal and written).

Responsibilities

• Develop and maintain custom applications for manufacturing operations.
• Integrate applications with factory systems like ERP, MES, SCADA.
• Design APIs for data exchange between IT and OT systems.
• Manage database performance tuning and data integrity.

Skills

Database

ERP

Python

.Net

JavaScript

Integration

Education

Bachelor's degree in computer science, IT, or related field

Tools

Oracle

PostgreSQL

SQL Server

Git

Job description

Job Summary

The Application & Database Developer is responsible for designing, developing, and maintaining software applications and database systems that support business operations. This role involves full stack development, database design, performance tuning, and close collaboration with cross-functional teams to ensure high-quality, scalable, and secure solutions.

Skills

Database, ERP, Python, .Net, Javascript, Integration etc

Key Responsibilities

Application Development

• Develop and maintain custom web, desktop, or mobile applications for manufacturing operations (e.g., MES, SPC, Equipment Tracking, Quality Management).
• Integrate applications with factory systems such as ERP, MES, SCADA, PLCs, and data historians.
• Design APIs and interfaces for seamless data exchange between IT and OT systems.
• Support the automation of manufacturing workflows, reporting, and analytics dashboards.

Database Development

• Design, build, and optimize relational databases (Oracle, PostgreSQL, SQL Server, etc.).
• Develop complex SQL queries, stored procedures, triggers, and ETL scripts.
• Manage database performance tuning, backup/recovery, and data integrity.
• Collaborate with data engineers to structure data for analytics and reporting.

Operations & Support

• Work closely with manufacturing engineers, process owners, and IT infrastructure teams to gather requirements and deliver scalable solutions.
• Provide technical support for deployed applications and databases, including troubleshooting and enhancements.
• Ensure compliance with cybersecurity, audit, and change management standards.

Continuous Improvement

• Contribute to digital transformation projects such as predictive maintenance, AI/ML model integration, and factory data lakes.
• Identify automation opportunities and propose system improvements.
• Document system architecture, workflows, and procedures.

Required Skills & Qualifications

Must Have

• Bachelor's degree in computer science, IT, or related field.
• 3–5 years of relevant experience in application support.
• Strong understanding of application architecture and databases.
• Proficiency in:
  • Languages: Java, Python, C#, Node.js
  • Web Frameworks: .NET, Flask, JavaScript
  • Databases: Oracle, PostgreSQL, ETL, Stored Procedures, SQL Server
  • Integration: REST APIs, Kafka, MQTT
• Excellent problem-solving and communication skills.
• Ability to communicate effectively in English (verbal and written).
• Experience with data modeling, performance tuning, and version control (Git).
• Familiarity with cloud and on-prem hybrid environments (GCP, Azure, AWS, etc.).

Good to Have

• Experience with Rest API, Web backend, SQL and No-SQL databases.
• Experience with big data platforms and real-time data processing.
• Familiarity with DevOps tools and CI/CD pipelines.
• Experience working with cross-functional teams (e.g., manufacturing, engineering).
• Ability to create user guides and training materials.
• Understanding of factory security, safety, and quality standards.

Nice to Have

• Knowledge of ITIL processes (Incident, Problem, Change Management).
• Familiarity with cloud platforms (AWS, Azure).
• Experience with monitoring tools (e.g., Zabbix).
• Understanding of information security best practices and compliance standards.
• Experience in automation and process improvement initiatives.