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I'm a software engineer with a focus on building scalable web and mobile applications. I have experience spanning frontend, backend, APIs, databases, and cloud infrastructure. I enjoy collaborating with cross-functional teams to deliver reliable, performant software and continuously improve systems.…

Antonius Ronal Peterson Purba

Web Developer, Full Stack Developer, Back-End Developer, +2

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I'm a software engineer with a focus on building scalable web and mobile applications. I have experience spanning frontend, backend, APIs, databases, and cloud infrastructure. I enjoy collaborating with cross-functional teams to deliver reliable, performant software and continuously improve systems.…

Available to hire

I’m a software engineer with a focus on building scalable web and mobile applications. I have experience spanning frontend, backend, APIs, databases, and cloud infrastructure.

I enjoy collaborating with cross-functional teams to deliver reliable, performant software and continuously improve systems.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Language

Indonesian

Fluent

English

Advanced

Work Experience

Software Engineer at Aj Bank

January 1, 2023 - January 1, 2025

Developed and maintained internal banking applications supporting core operational and administrative workflows. Designed and implemented secure RESTful APIs, integrating web and mobile clients. Maintained frontend built with Vue.js + Inertia.js and developed UI components with Alpine.js. Developed new frontend modules using React and TypeScript. Implemented Redis caching to improve performance and reduce database load. Supported deployment and cloud infrastructure on AWS.

Software Engineer at PT First Media

January 1, 2021 - January 1, 2022

Contributed to development of internal web systems and public-facing platforms, including FirstMedia.com & my.firstmedia.com. Built and maintained RESTful APIs using Django, integrating frontend components. Improved application reliability and performance through bug fixes and database optimization. Worked in an Agile/Scrum environment using Git.

Software Engineer at PT Ace Hardware Indonesia Tbk

January 1, 2016 - January 1, 2021

Developed and maintained internal tools and backend services supporting large-scale retail operations. Contributed to the development of the public-facing e-commerce platform, ruparupa.com. Built and maintained backend components and integrations (POS, SAP, S2). Assisted in ETL processes and data flows for operational and reporting needs. Supported CI/CD pipelines and deployment in Linux environments. Collaborated with infrastructure and operations teams to ensure system reliability and availability.

Software Engineer at PT Erajaya Tbk

January 1, 2015 - January 1, 2016

Contributed to the development and maintenance of public-facing e-commerce platforms, including Erafone.com. Implemented website features and content updates using PHP (Laravel – early adoption) and jQuery. Assisted with backend logic, bug fixes, and minor performance improvements on production systems. Integrated web applications with REST APIs and POS systems. Supported production releases in Agile/Scrum environments.

Website Developer at PT 701Search

January 1, 2011 - January 1, 2014

Developed Berniaga.com, a web-based classified marketplace platform. Implemented CRUD modules for ads, users, and transaction management. Optimized MySQL queries and improved page load performance. Implemented authentication, session management, and form validation. Collaborated with designers and content teams to improve UI/UX and conversion; performed ongoing bug fixes, maintenance, and feature enhancements.