Senior Full Stack Developer

PT. LOTTE INNOVATE INDONESIA; Jawa; On-site; IDR 253.207.000 - 506.415.000; Full time

Job summary

A tech company in Indonesia is looking for an experienced Senior Full Stack Developer to design, develop, and maintain scalable web applications using C# (.NET) and Java. The ideal candidate should have at least 5 years of experience and strong skills in database management and RESTful APIs. You will collaborate closely with cross-functional teams to deliver high-quality, secure solutions. The role also includes conducting code reviews and troubleshooting existing applications.

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• Minimum 5 years of experience as a Full Stack Developer.
• Strong proficiency in C# (.NET) and Java.
• Solid understanding of databases (SQL and/or NoSQL).
• Experience with RESTful APIs and microservices architecture.
• Familiarity with CI/CD pipelines and version control systems (Git).
• Strong analytical, problem‑solving, and communication skills.

Responsibilities

• Design, develop, and maintain full stack applications using C# (.NET) and Java.
• Build and optimize front‑end interfaces and back‑end services.
• Develop RESTful APIs and integrate with third‑party systems.
• Ensure application performance, security, and scalability.
• Collaborate with product owners, UI/UX designers, and QA teams.
• Conduct code reviews and mentor junior developers.
• Troubleshoot, debug, and enhance existing applications.

Skills

C# (.NET)

Java

RESTful APIs

Microservices architecture

Database management (SQL/NoSQL)

CI/CD pipelines

Version control (Git)

Analytical skills

Problem-solving skills

Communication skills

Education

Bachelor’s degree in Computer Science or related field

Tools

Docker

Kubernetes

Cloud platforms (AWS, Azure, GCP)

Job description

Job Summary: We are seeking an experienced Senior Full Stack Developer with strong expertise in C# and Java to design, develop, and maintain scalable web-based applications. The ideal candidate will work closely with cross‑functional teams to deliver high-quality, secure, and high-performance solutions aligned with business requirements.

Key Responsibilities

• Design, develop, and maintain full stack applications using C# (.NET) and Java.
• Build and optimize front‑end interfaces and back‑end services.
• Develop RESTful APIs and integrate with third‑party systems.
• Ensure application performance, security, and scalability.
• Collaborate with product owners, UI/UX designers, and QA teams.
• Conduct code reviews and mentor junior developers.
• Troubleshoot, debug, and enhance existing applications.

Requirements

• Bachelor’s degree in Computer Science, Information Technology, or related field.
• Minimum 5 years of experience as a Full Stack Developer.
• Strong proficiency in C# (.NET) and Java.
• Solid understanding of databases (SQL and/or NoSQL).
• Experience with RESTful APIs and microservices architecture.
• Familiarity with CI/CD pipelines and version control systems (Git).
• Strong analytical, problem‑solving, and communication skills.

Preferred Qualifications

• Experience with cloud platforms (AWS, Azure, or GCP).
• Knowledge of containerization tools (Docker, Kubernetes).