Junior Full Stack Developer

Integrity; Daerah Khusus Ibukota Jakarta; On-site; IDR 100.000.000 - 200.000.000; Full time

Job summary

A growing technology company in Jakarta is searching for a Junior Full Stack Developer to enhance its applications. The role involves both frontend and backend development, including maintaining web/mobile components and designing scalable backend services. Candidates should have 1-2 years of experience or strong project portfolios if fresh graduates. A Bachelor's Degree in Information Technology is preferred. This opportunity offers the chance to work in a dynamic environment while developing technical skills.

Qualifications

• 1-2 years experience preferred; fresh graduates with strong projects accepted.
• Experience with personal projects like web apps or APIs.
• Proficiency in Bahasa Indonesia and written English required.

Responsibilities

• Develop and maintain frontend components using modern frameworks.
• Design and maintain scalable backend services and APIs.
• Write clean and maintainable code across all components.

Skills

Typescript

PHP

Problem-Solving

Teamwork & Collaboration

Education

Diploma D3

Bachelor’s Degree in Information Technology

Front-end or back-end or DevOps certifications

Job description

The Junior Full Stack Developer contributes to the development, maintenance, testing and optimization of Integrity applications by contributing to both frontend and backend components. Under the guidance of senior developers, the role aims to build reliable, secure, and scalable solutions while continuously developing technical and professional skills.

What will you do :

1. Frontend & Mobile Development

1. Develop and maintain web and mobile frontend components using TypeScript, modern frameworks, or native mobile technologies (e.g., React, Next.js, React Native, Kotlin, Swift)
2. Implement responsive and mobile-friendly user interfaces based on UI/UX designs and design systems
3. Manage component state, navigation, and side effects using appropriate patterns (hooks, basic state management)
4. Integrate web and mobile applications with backend APIs and handle loading, error, and empty states

2. Backend Development

1. Design, develop, and maintain scalable backend services and APIs.
2. Implement and maintain backend features using modern backend frameworks (e.g., Laravel, NestJS).
3. Develop RESTful APIs consumed by both web and mobile applications
4. Work with databases using ORM/ODM tools
5. Assist in implementing authentication and authorization mechanisms suitable for web and mobile (JWT, RBAC)

3. Code Quality, Testing & Maintenance

1. Write clean, readable, and maintainable code across web, mobile, and backend components
2. Create and maintain unit tests and basic integration tests for frontend, mobile, and backend features
3. Debug, fix bugs, and refactor existing code under guidance from senior developers

4. Development Workflow & Collaboration

1. Development Workflow & Collaboration
2. Use Git-based workflow
3. Collaborate with senior developers, product owners, designers, and QA team
4. Communicate progress, risks, and blockers clearly and in a timely manner
5. Apply Docker and containerization tools to improve consistency across development, testing, and deployment environments

5. Security, Performance & Continuous Improvement

1. Apply basic secure coding practices for web, mobile, and backend applications
2. Follow best practices for mobile app development (API efficiency, error handling, basic offline considerations)

Who we need :

1. Experience:

• Any from 1~2 years experience
• Fresh graduates are accepted if they have strong projects or portfolios
• Personal projects (web apps, APIs)
• Mobile or web apps built independently

2. Education:

• Diploma D3
• Bachelor’s Degree (S1) in Information Technology / Teknologi Informasi or Software Engineering / Rekayasa Perangkat Lunak
• Any frontend, or backend or DevOps certifications

3. Technical Skills:

• Frontend Development: Typescript
• Backend Development: Typescript, PHP

4. Language Skills:

• Bahasa Indonesia proficiency
• English proficiency, written required

5. Other Skills:

• Problem-Solving
• Teamwork & Collaboration

6. Knowledge:

• Software Development Fundamentals
• Frontend Web Development and Backend Development Concepts
• Database & Data Handling
• Web Security Basics
• Version Control & Collaboration

If you meet these requirements and you are looking for a new, exciting opportunity within a successful, growing company, then this role is for you!

Integrity Indonesia is an equal-opportunity employer.

Integrity Indonesia is a foreign investment company that has operated for 24 years in Indonesia. Our business is to provide services related to the prevention, detection and investigation of fraud.

Our services include employment background screening, whistleblowing systems, mystery shopping services, due diligence, research & market intelligence, asset tracing, skip tracing, claims investigations, brand protection, anti-counterfeiting, trademark investigation and market surveys.