MES Developer (C# / .NET)

Firstunion; Jawa Barat; On-site; IDR 360,000,000 - 600,000,000; Full time

Job summary

Firstunion is seeking an experienced MES Developer (C# .NET) to work onsite at its Indonesia factory. You will analyze MES requirements, develop and maintain modules, and ensure stable digital manufacturing operations.

Key tasks include collaborating with production teams, implementing MES modules, conducting testing, and providing ongoing system support to guarantee data security and performance.

Qualifications

• Bachelor's degree or above in Computer Science, Software Engineering or related majors.
• 5+ years of software development experience, with 3+ years in MES development; full-cycle MES project experience preferred.

Responsibilities

• Collaborate with production teams to analyze business requirements and compile SRS documents.
• Develop and optimize MES modules via C# & .NET, including production planning, monitoring, quality, equipment and material management functions.
• Provide daily system maintenance and technical support, troubleshoot system issues, and complete regular data backup and recovery to ensure system stability and data security.
• Conduct functional, performance, integration and UAT testing, fix system defects and ensure delivery quality.

Skills

C# / .NET

MS SQL Server

OOP & design patterns

English or Chinese communication

Teamwork

Education

Bachelor's degree or above in Computer Science or related

Tools

Oracle/MySQL

Job description

Job Title: MES Developer (C# / .NET)

Work Location

EJIP Industrial Park Plot 9M, Sukaresmi, Cikarang Selatan, Kab. Bekasi, Jawa Barat, Indonesia, Postal Code: 17550

Job Overview

We are looking for an experienced C# .NET MES Developer to work onsite at our Indonesia factory. You will be responsible for MES system requirement analysis, development, testing, operation and maintenance, ensuring stable system operation and digital manufacturing implementation.

Key Responsibilities

• Collaborate with production teams to analyze business requirements and compile SRS documents.
• Develop and optimize MES modules via C# & .NET, including production planning, monitoring, quality, equipment and material management functions.
• Provide daily system maintenance and technical support, troubleshoot system issues, and complete regular data backup and recovery to ensure system stability and data security.
• Conduct functional, performance, integration and UAT testing, fix system defects and ensure delivery quality.

Job Requirements

• Bachelor’s degree or above in Computer Science, Software Engineering or related majors.
• 5+ years of software development experience, with 3+ years of professional MES development experience; candidates with full-cycle MES project experience are preferred.
• Proficient in C# and .NET framework, skilled in OOP and design patterns; expert in MS SQL Server (stored procedure, trigger, function, database design and optimization), familiar with Oracle/MySQL is a plus.
• Able to communicate and work proficiently in English or Chinese.
• Good problem-solving skills and teamwork spirit, able to work onsite in Indonesia.