Backend (Golang) Developer

Steradian Data Optima; Jakarta Pusat; On-site; IDR 180,000,000 - 340,000,000; Full time

Job summary

Steradian Data Optima in Jakarta is seeking an experienced Backend Developer to design, build, and maintain secure API services. You will implement REST, SOAP, and gRPC integrations and apply Clean Architecture across Golang and PHP codebases.

The role requires 3+ years of backend experience, strong database tuning skills, and familiarity with Kafka CDC, Docker/Kubernetes, and CI/CD practices. Onsite work in Jakarta, collaboration with cross-functional teams, and commitment to quality are

Qualifications

• Bachelor's Degree in Computer Science, Information Systems, Software Engineering, or related field.
• Minimum 3 years of professional Backend Developer experience.
• Strong proficiency in Golang and PHP for backend development and API service creation.
• Solid understanding of REST, SOAP, and gRPC architectures.
• Experience in database performance tuning (indexing, partitioning, query optimization, connection pooling).
• Understanding synchronous and asynchronous processing concepts (job schedulers, queues).
• Experience with event-driven architectures and Change Data Capture (Kafka Confluent).
• Ability to apply Clean Architecture in development.
• Experience implementing Unit Testing and maintaining high-quality code.
• Understanding secure coding principles and QA practices.
• Proficiency in Git and version control.
• Strong analytical thinking, problem-solving, and communication skills.
• Willing to work onsite.

Responsibilities

• Develop and maintain backend applications and API services based on defined requirements.
• Develop and manage API integrations using REST, SOAP, and gRPC.
• Build backend solutions using Golang and PHP.
• Apply Clean Architecture for maintainability and testability.
• Optimize database performance via indexing, partitioning, and query tuning.
• Implement synchronous and asynchronous processing (job schedulers, queues).
• Develop event-driven architectures with CDC platforms (Kafka Confluent).
• Create and maintain unit tests to ensure quality.
• Follow secure coding standards and QA practices.
• Collaborate with frontend, QA, DevOps, and other stakeholders.
• Troubleshoot, debug, and tune performance; root cause analysis.
• Prepare technical documentation for backend services and integrations.
• Participate in code reviews and continuous improvement.

Skills

Golang

PHP

REST

SOAP

gRPC

Kafka

Clean Architecture

Unit Testing

Git

Onsite work

Education

Bachelor's Degree in Computer Science or related

Tools

Docker

Kubernetes

PostgreSQL

MySQL

CI/CD

Job description

• Develop and maintain secure, reliable, and efficient backend applications and API services based on defined requirements and technical specifications.
• Develop and manage API integrations using REST, SOAP, and gRPC architectures.
• Build backend solutions using Golang, PHP technologies in accordance with software development best practices.
• Implement Clean Architecture principles to ensure maintainability, scalability, and testability of applications.
• Optimize database performance through indexing, partitioning, query optimization, and connection pooling.
• Implement synchronous and asynchronous processing mechanisms, including job schedulers, queueing systems, and background services.
• Develop and support event-driven architectures and Change Data Capture (CDC) solutions using Kafka Confluent or similar platforms.
• Create and maintain Unit Tests to ensure application quality and reliability.
• Apply secure coding standards and ensure compliance with company security requirements and quality gates.
• Collaborate with Frontend Developers, QA Engineers, DevOps Engineers, System Analysts, Product Owner and other stakeholders throughout the development lifecycle.
• Perform troubleshooting, debugging, performance tuning, and root cause analysis for backend systems.
• Prepare and maintain technical documentation related to backend services, APIs, and system integrations.
• Participate in code reviews and contribute to continuous improvement initiatives.
• Willing to comply with project governance, confidentiality, documentation, and working arrangement requirements.

Requirements

• Bachelor's Degree (S1) in Computer Science, Information Systems, Software Engineering, or a related field.
• Minimum 3 years of professional experience working as a Backend Developer.
• Strong proficiency in Golang, PHP for backend development and API service creation.
• Solid understanding of API architectures, including REST, SOAP, and gRPC.
• Experience in database performance tuning, including indexing, partitioning, query optimization, and connection pooling.
• Strong understanding of synchronous and asynchronous processing concepts, such as job schedulers and queueing systems.
• Experience with event-driven architecture and Change Data Capture (CDC) platforms, including Kafka Confluent or equivalent technologies.
• Ability to implement Clean Architecture in application development.
• Experience implementing Unit Testing and maintaining high-quality code standards.
• Understanding of secure coding principles and software quality assurance practices.
• Proficiency in Git and version control systems.
• Strong analytical thinking, problem-solving, and communication skills.
• Willing to work onsite

Nice to Have

• Experience working on banking, financial services, or large-scale enterprise systems.
• Familiarity with Microservices Architecture and Distributed Systems.
• Experience with Docker, Kubernetes, and containerized deployments.
• Knowledge of CI/CD pipelines and DevOps practices.
• Experience with relational databases such as PostgreSQL, MySQL, SQL Server, or Oracle.
• Experience working in Agile/Scrum environments.
• Relevant certifications in Backend Development, Golang, Cloud Platforms, Kafka, or related technologies are an advantage.

Information Technology Services 101-1,000 employees

Steradian Data Optima is a fast growing IT company based in Jakarta with products and services including software development and data management. Our vision is become the big 5 IT consultants in ASEAN, Japan, Middle East and Australia. We are hiring best talent to grow with us.

Steradian Data Optima is a fast growing IT company based in Jakarta with products and services including software development and data management. Our vision is become the big 5 IT consultants in ASEAN, Japan, Middle East and Australia. We are hiring best talent to grow with us.