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Sr. Backend Developer

๐Ÿ“ Indonesia

Technology Ultra Voucher

Job Description

We are seeking a skilled

Backend Engineer

to design, develop, and maintain scalable backend systems that support our core products and platform enhancements. This role is critical in accelerating development timelines, ensuring system reliability, and building robust integrations with internal and third-party services. You will work closely with cross-functional teams to deliver high-quality, performant backend solutions.

Qualifications

Bachelorโ€™s degree in Computer Science, Engineering, or a related field (or equivalent practical experience). Strong experience with

Node.js

and backend development, preferably using

NestJS . Hands-on experience with

microservices architecture

and asynchronous messaging systems such as

Kafka

or

RabbitMQ . Proficiency in

SQL databases

(PostgreSQL, MySQL) and

NoSQL databases

(MongoDB). Experience with

Redis

or similar caching technologies. Solid understanding of RESTful APIs and backend system design principles. Experience writing and maintaining

API documentation . Familiarity with testing frameworks and best practices for backend testing. Strong problem-solving skills and the ability to work collaboratively in a fast-paced environment.

Responsibilities

Design, develop, and maintain scalable backend applications using

Node.js , with a strong focus on the

NestJS framework . Implement and manage

microservice architectures , including event-driven communication using message queues such as

Kafka

and

RabbitMQ . Develop and maintain integrations with

third-party systems , data providers, and internal services. Work with both

SQL databases

(PostgreSQL, MySQL) and

NoSQL databases

(MongoDB) to ensure reliable and efficient data management. Optimize application performance and scalability by implementing

caching strategies using Redis . Collaborate with stakeholders to analyze business requirements and translate them into well-designed technical solutions. Develop and maintain clear, comprehensive

API documentation

to support frontend teams and external integrations. Ensure high code quality through best practices, including

unit testing, integration testing, and code reviews . Monitor, troubleshoot, and resolve production issues, ensuring system stability, performance, and uptime through proactive maintenance.

Ready to Apply?

Don't miss this opportunity! Apply now and join our team.

Job Details

Posted Date: February 23, 2026
Job Type: Technology
Location: Indonesia
Company: Ultra Voucher

Ready to Apply?

Don't miss this opportunity! Apply now and join our team.