Backend Engineer

About the Role

Electrum is accelerating the future of sustainable mobility in Indonesia. We are looking for a Backend Engineer to design, build, and scale reliable backend systems that support our electric mobility platform — from device connectivity to digital services and operational systems.

You will work closely with product, mobile, and infrastructure teams to deliver secure, scalable, and high-performance backend applications.

What You Will Do

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Design, implement, and maintain backend services and APIs that power our EV mobility ecosystem.

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Ensure system reliability, scalability, and high availability through clean architecture and efficient data structures.

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Integrate with internal and external systems, including IoT platforms, payment channels, and operational tools.

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Optimize application performance, troubleshoot issues, and resolve incidents in production environments.

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Collaborate with cross-functional teams for solution design, code reviews, and continuous improvement.

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Write clean, maintainable, and testable code following best practices and security standards.

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Take part in CI/CD automation and improve monitoring, logging, and alerting.

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Contribute to backend technical roadmap, standards, and documentation.

What You Bring

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Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or related field.

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2–5 years of hands-on experience in backend engineering.

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Strong proficiency in backend languages (Go, Node.js, Java, or similar).

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Experience building RESTful and/or gRPC APIs.

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Solid understanding of microservices, distributed systems, and containerized applications.

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Knowledge of relational and non-relational databases (PostgreSQL, MySQL, MongoDB, etc.).

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Familiarity with cloud environments such as GCP, AWS, or Azure.

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Understanding of software security, automated testing, and CI/CD pipelines.

Bonus Qualifications

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Experience in IoT or hardware-connected platforms.

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Background in EV, mobility, logistics, or fintech products.

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Knowledge of Kubernetes, Terraform, or infrastructure-as-code.

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Familiarity with event-driven architecture and streaming technologies (Kafka, Pub/Sub).