Senior Backend Engineer

Dealls – Jobs, CV & Mentoring; Kota Yogyakarta; On-site; IDR 279,000,000 - 502,200,000; Full time

Job summary

Dealls – Jobs, CV & Mentoring is seeking backend engineers to build a core HRIS platform integrating attendance, overtime, reimbursement, and payroll. You will ensure data integrity and resilience while scaling relational databases and designing clean, extensible APIs for frontend and third-party integrations.

The role emphasizes transaction-heavy, critical systems with a lean, fast-moving culture and high ownership. Experience with PostgreSQL, Golang, and distributed queues is highly valued.

Qualifications

• 3–7 years of backend development experience.
• Proficient in Golang and relational databases, especially PostgreSQL.
• Strong knowledge of APIs (REST/GraphQL) and data modeling.
• Experience with distributed systems, queues, and caching.
• Familiar with cloud infrastructure (AWS or GCP) is a plus.
• Experience with financial or payroll-related systems is a bonus.

Responsibilities

• Design, build, and maintain backend services for attendance, overtime, reimbursement, and payroll.
• Ensure data integrity and system consistency under concurrent updates.
• Optimize and scale PostgreSQL or other RDBMS systems.
• Design clear APIs to support frontend and integrations.
• Implement event-driven architecture for efficient updates.
• Monitor reliability, latency, and error rates; improve as needed.
• Collaborate with product and engineering to scale the HRIS platform.

Skills

Golang

RESTful APIs

GraphQL APIs

Data modeling

Transaction management

Eventual consistency

Distributed systems

Tools

PostgreSQL

Kafka

RabbitMQ

Redis

AWS

GCP

Job description

We are building a next-generation HRIS platform that tightly integrates attendance, overtime, reimbursement, and payroll into a seamless, reliable experience for our clients. We're looking for backend engineers who are obsessed with data consistency, system resilience, and clean architecture — and who thrive working on transaction-heavy, critical systems.

Responsibilities

• Design, build, and maintain backend services that sync attendance, overtime, reimbursement, and payroll.
• Ensure high data integrity and system consistency, even under concurrent user updates.
• Optimize and scale relational databases (PostgreSQL preferred).
• Design clear, extensible APIs to support frontend and third-party integrations.
• Implement event-driven architecture to handle system-wide updates efficiently.
• Monitor and improve system reliability, latency, and error rates.
• Collaborate with product and engineering teams to build a scalable HRIS platform.

Why Join Us?

• Opportunity to build a core system from early stages with massive impact.
• Lean, fast-moving, high-ownership culture.
• Solve real-world problems for growing businesses.

Requirements

• 3–7 years experience in backend development.
• Experience in Golang.
• Strong experience with PostgreSQL (or other RDBMS) and database optimization.
• Solid knowledge of transaction management, data modeling, and eventual consistency concepts.
• Hands‑on experience building RESTful APIs or GraphQL APIs.
• Familiarity with distributed systems, message queues (e.g., Kafka, RabbitMQ), and caching (e.g., Redis).
• Experience in cloud infrastructure (AWS, GCP) is a big plus.
• Bonus: Experience in financial systems, payroll, HR tech, or ERP platforms.