Back End

Human Capital Consulting; Jakarta Utara; On-site; IDR 350,000,000 - 550,000,000; Full time

Benefits offered by this job

Competitive compensation

High-impact work environment

Open technical career progression

Job summary

Human Capital Consulting is seeking a backend engineer to design, optimize, and maintain our payment core system architecture in Jakarta. You will handle Host-to-Host (H2H) and financial API integrations (JSON and ISO 8583), ensuring secure and stable end-to-end transaction flows including transfers, settlements, and reconciliations.

The ideal candidate has a Bachelor's degree in Computer Science or Information Systems, at least 3 years of backend development with Java Spring Boot, and a track

Qualifications

• Bachelor's degree in CS/IS or related field.
• 3+ years backend development experience with Java Spring Boot.
• Experience in Payment Gateway, FinTech, or Banking industries.
• Deep understanding of end-to-end payment workflow (Transfer, Reconciliation).
• Proficient in H2H & ISO 8583 / JSON API standards.
• Mastery of Java Spring Boot, MySQL/PostgreSQL, Docker, & Kubernetes.

Responsibilities

• Design, optimize, and maintain payment core system architecture.
• Handle Host-to-Host (H2H) and financial API standard integrations (JSON & ISO 8583).
• Ensure security and stability of end-to-end transaction flows (Transfer, Sale, Reversal, Refund, Settlement, Reconciliation).

Skills

Java Spring Boot

Payment Gateway/FinTech experience

Education

Bachelor's degree in Computer Science, Information Systems, or related field

Tools

Docker

Kubernetes

MySQL

PostgreSQL

Job description

Design, optimize, and maintain payment core system architecture. Handle Host-to-Host (H2H) and financial API standard integrations (JSON & ISO 8583). Ensure security and stability of end-to-end transaction flows including Transfer, Sale, Reversal, Refund, Settlement, and Reconciliation.

Key responsibilities

Design, optimize, and maintain payment core system architecture

Handle Host-to-Host (H2H) and financial API standard integrations (JSON & ISO 8583)

Ensure security and stability of end-to-end transaction flows (Transfer, Sale, Reversal, Refund, Settlement, Reconciliation)

About you

Minimum S1 degree in Computer Science, Information Systems, or related field

Minimum 3 years of backend development experience using Java Spring Boot

Track record of work in Payment Gateway, FinTech, or Banking industry

Deep understanding of end-to-end payment workflow (Transfer, Reversal, Settlement, Reconciliation)

Proficient in Host-to-Host (H2H) & ISO 8583 / JSON API standards

Mastery of Java Spring Boot, MySQL / PostgreSQL, Docker, & Kubernetes

Competitive compensation

High-impact work environment in leading payment ecosystem

Open technical career progression

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