Senior Backend Engineer (Go/Laravel) - On-Site Bandung

PT Jaggara Global Workforce; Kota Bandung; On-site; IDR 167,400,000 - 251,100,000; Full time

Job summary

Appliance.io in Bandung is seeking a Senior Backend Developer to join the Engineering team as a hands-on contributor. You will build, maintain, and improve reliable backend systems using PHP and Laravel, and develop Go services to support the core platform.

You will design APIs, optimize queries, and implement tests, while reviewing code, mentoring peers, and collaborating with Product, QA, and DevOps. This role is 100% on-site at our Dago office and requires clear English communications.

Qualifications

• 5+ years of professional backend development on production systems.
• Strong experience with PHP and Laravel.
• Experience with Go, or strong ability and willingness to work productively with Go services.
• Strong understanding of REST APIs, backend integrations, and database-driven applications.
• Strong knowledge of relational databases, especially MySQL.
• Experience with automated testing and writing maintainable, production-quality code.
• Experience troubleshooting production systems and identifying root causes.

Responsibilities

• Build, maintain, and improve backend applications using PHP and Laravel.
• Build and maintain Go services that support the core platform.
• Develop and maintain APIs, integrations, webhooks, background workers, and asynchronous processes.
• Work with backend systems supporting orders, payments, inventory, catalog, delivery, and other workflows.
• Improve existing and legacy code safely without unnecessary rewrites.
• Design and optimize database queries, schemas, indexes, caching, and queue processing.
• Improve backend performance, reliability, scalability, and maintainability.
• Write unit, integration, and other automated tests for critical flows.
• Investigate production incidents and implement corrective actions.
• Review code and provide technical feedback to developers.
• Mentor and support Backend Developers through reviews and pairing.
• Document important architecture decisions.
• Collaborate with Backend, Frontend, Product, QA, DevOps, CX, and other stakeholders.

Skills

Backend development

REST APIs

Problem solving

Mentoring

Code reviews

Tools

PHP

Laravel

Go

MySQL

Caching/Queues

Job description

Appliance.io in Bandung is seeking a Senior Backend Developer to join the Engineering team as a hands-on contributor. You will build, maintain, and improve reliable backend systems using PHP and Laravel, and develop Go services to support the core platform.

You will design APIs, optimize queries, and implement tests, while reviewing code, mentoring peers, and collaborating with Product, QA, and DevOps. This role is 100% on-site at our Dago office and requires clear English communications.