Senior Backend Engineer

PT Amartha Mikro Fintek (Jakarta); Jakarta Selatan; On-site; IDR 200.000.000 - 300.000.000; Full time

Job summary

A leading microfinance firm in Jakarta is looking for a skilled developer to design and develop impactful services while improving process reliability and performance. The ideal candidate should have at least 5 years of experience with advanced knowledge in Go Language, be a fast learner with good analytical thinking, and possess a collaborative team spirit. Join us in our mission to empower low-income families in rural Indonesia through innovative financial services that drive inclusive growth. Embrace a diverse workplace and make meaningful contributions.

Qualifications

• Minimum 5 years of experience in the related field.
• Advanced knowledge in Go Language.
• Exposure to architectural patterns of high‑scale web applications.
• Experience with distributed storage and database systems.
• Systematic problem-solving approach.

Responsibilities

• Design and develop impactful services.
• Maintain highly scalable services.
• Improve existing processes for reliability and performance.
• Coordinate across multiple teams.
• Solve financial access problems using technology.

Skills

Go Language

Analytical thinking

Problem-solving approach

Good communication

Team player

Experience with TDD

Experience with refactoring

Experience with event-driven architecture

Tools

Kafka

Kubernetes

Grafana

Prometheus

Job description

Responsibilities

• Design and develop services that deliver impact every day
• Operate and maintain highly scalable services
• Develop tools to improve the existing process, including infrastructure reliability, service performance, and developer’s productivity
• Continuously improve code quality, product execution, and learning experience
• Coordinate across teams (Mobile, Frontend, DevOps, Data, Product, QA etc.) on planning and execution
• Solve challenging financial access problems in Indonesia by using cutting‑edge technology

Requirements

• Has min. 5 years of experience in the related field
• Fast learner & good analytical thinking
• Advanced knowledge in (according to priorities) Go Language
• Have exposure to architectural patterns of high‑scale web application
• Have experience with distributed storage and database systems, including SQL or NoSQL
• Have a systematic problem‑solving approach and knowledge of algorithms, data structures, and complexity analysis
• Good communication skill, team player and comfortable working with a cross‑functional team
• Have a passion for learning, improving and contributing to projects with a strong sense of ownership
• Have experience with TDD
• Have experience with refactoring large systems
• Have experience with event driven architecture
• Would be a plus if you have experienced with Kafka, Kubernetes, Grafana, Prometheus

At Amartha, we are dedicated to creating a workplace that celebrates diversity, ensures equity, and fosters inclusion. We believe that diverse perspectives—shaped by factors such as gender, age, race, ethnicity, education, culture, and life experiences—drive innovation and growth.

We actively welcome individuals from all backgrounds to join us in building an environment where everyone feels respected, valued, and empowered. Our commitment is to provide equal opportunities and foster a sense of belonging that enables our employees to thrive and make meaningful contributions.

How do you contribute to solve Indonesia’s social problems especially poverty in remote areas? At Amartha you will be part of a team that is helping the access of financial services to low‑income families in Indonesia’s rural areas because we believe microfinance is an entry point to alleviate poverty and drive inclusive growth. Amartha Microfinance is an inclusive microfinance initiative dedicated to serve those living at the very bottom of socioeconomic ladder. We customized the Grameen group lending system with Indonesia’s local context and, in some cases, with Islamic sharia law. Coupled with our financial services and education, the business model allows poor families to receive working capital and build business based on transparency, accountability and participation. Started in 2010, now we have empowered 5.500+ low‑income families in 60+ villages. We persistently expand our outreach in order to reach many low‑income families earn more income and participate more fully in the formal economy. Our shared mission is to empower low‑income families in rural areas through affordable financial services, enabling them to pursue life for greater purpose.