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Hi, I’m Ananta Tyastama, a full-stack software engineer based in Yogyakarta, Indonesia. I’ve spent 6+ years building and shipping backend, frontend, and mobile solutions across diverse domains, with a focus on delivering robust, end-to-end outcomes. I’m known for being stack-agnostic and a fast learner, quickly picking up new technologies and adapting to changing requirements. I enjoy turning complex challenges into maintainable, scalable software. My experience spans Ruby, Python, JavaScript/TypeScript, Dart, PHP, Go, and SQL, along with Rails, Django, Laravel, React, React Native, Flutter, and Vue. I thrive in collaborative teams and love automating repetitive work to save time and improve reliability.…Hi, I’m Ananta Tyastama, a full-stack software engineer based in Yogyakarta, Indonesia. I’ve spent 6+ years building and shipping backend, frontend, and mobile solutions across diverse domains, with a focus on delivering robust, end-to-end outcomes. I’m known for being stack-agnostic and a fast learner, quickly picking up new technologies and adapting to changing requirements. I enjoy turning complex challenges into maintainable, scalable software. My experience spans Ruby, Python, JavaScript/TypeScript, Dart, PHP, Go, and SQL, along with Rails, Django, Laravel, React, React Native, Flutter, and Vue. I thrive in collaborative teams and love automating repetitive work to save time and improve reliability.

Ananta Tyastama

Back-End Developer, Front-End Developer, Full Stack Developer, +3

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Hi, I’m Ananta Tyastama, a full-stack software engineer based in Yogyakarta, Indonesia. I’ve spent 6+ years building and shipping backend, frontend, and mobile solutions across diverse domains, with a focus on delivering robust, end-to-end outcomes. I’m known for being stack-agnostic and a fast learner, quickly picking up new technologies and adapting to changing requirements. I enjoy turning complex challenges into maintainable, scalable software. My experience spans Ruby, Python, JavaScript/TypeScript, Dart, PHP, Go, and SQL, along with Rails, Django, Laravel, React, React Native, Flutter, and Vue. I thrive in collaborative teams and love automating repetitive work to save time and improve reliability.…Hi, I’m Ananta Tyastama, a full-stack software engineer based in Yogyakarta, Indonesia. I’ve spent 6+ years building and shipping backend, frontend, and mobile solutions across diverse domains, with a focus on delivering robust, end-to-end outcomes. I’m known for being stack-agnostic and a fast learner, quickly picking up new technologies and adapting to changing requirements. I enjoy turning complex challenges into maintainable, scalable software. My experience spans Ruby, Python, JavaScript/TypeScript, Dart, PHP, Go, and SQL, along with Rails, Django, Laravel, React, React Native, Flutter, and Vue. I thrive in collaborative teams and love automating repetitive work to save time and improve reliability.

Available to hire

Hi, I’m Ananta Tyastama, a full-stack software engineer based in Yogyakarta, Indonesia. I’ve spent 6+ years building and shipping backend, frontend, and mobile solutions across diverse domains, with a focus on delivering robust, end-to-end outcomes. I’m known for being stack-agnostic and a fast learner, quickly picking up new technologies and adapting to changing requirements.

I enjoy turning complex challenges into maintainable, scalable software. My experience spans Ruby, Python, JavaScript/TypeScript, Dart, PHP, Go, and SQL, along with Rails, Django, Laravel, React, React Native, Flutter, and Vue. I thrive in collaborative teams and love automating repetitive work to save time and improve reliability.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Software Engineer Mobile Platform at Mekari Qontak

August 1, 2019 - Present

Part of the rewrite team that rebuilt the CRM app in Flutter, now serving 5K+ active users with high iOS/Play ratings. Delivered a GPS live tracking system across mobile and backend with real-time reliability and battery-efficient design. Developed an Offline Mode feature with a custom Git-like conflict resolution for lossless sync under all network conditions. Maintained the legacy CRM app to ensure stability for non-migrated users. Built an AST-powered CLI and web app for Dart dependency impact analysis that shortened QA regression time. Created AI-powered internal tools to automate repetitive workflows, saving hundreds of developer hours. On the backend stack (Ruby on Rails, PostgreSQL, Redis, Elasticsearch), acted as the point engineer for CRM integrations with client internal systems, built a no-code Custom Module system enabling bespoke client solutions, optimized data pipelines reducing export times from hours to minutes, improved Rails performance by eliminating N+1 queries, an

Junior UI Designer at Ragamindo.com

July 1, 2019 - September 19, 2025

Created icons and illustrations for mobile and web. Designed landing and FAQ pages for the web platform.

Mobile Engineer at Mekari Qontak

September 1, 2021 - Present

Part of the rewrite team that rebuilt the Mekari CRM app using Flutter, now serving 5K+ active users with a 4.9 iOS rating and 4.6 Play Store rating. Worked on a GPS live tracking system across mobile and backend with real-time reliability, fail-safe design, and battery efficiency, ensuring lossless tracking of thousands of daily data points through efficient background sync and backend retry mechanisms. Developed Offline Mode to operate across all network conditions with no data loss, featuring a hand-built Git-like conflict resolution strategy for online-offline data sync. Migrated mobile apps from GraphQL to REST API to simplify integrations and improve performance. Also contributed to AST-powered CLI and web app for Dart dependency impact analysis and built AI-powered internal tooling to automate repetitive workflows.

Backend Engineer at Mekari Qontak

August 1, 2021 - September 19, 2025

Point engineer for CRM integrations, developing seamless integration between Qontak CRM and diverse client internal systems. Led development of a Custom Module (no-code) enabling bespoke client solutions and saving weeks of engineering time. Created a new export pipeline reducing data export time from 1+ hour to less than 2 minutes. Introduced a Metabase-based reporting system, shrinking reporting development from weeks to days. Optimized performance by eliminating N+1 queries, pruning dead code, and leveraging Elasticsearch for faster search.

Junior UI Designer at Ragamindo.com

July 1, 2019 - September 19, 2025

Created icons and illustrations for mobile and web. Designed landing and FAQ pages for the web platform.

Mobile Engineer at Mekari Qontak

September 1, 2021 - Present

Part of the rewrite team that rebuilt the Mekari CRM app using Flutter, now serving 5K+ active users with high ratings. Delivered a GPS live tracking system across mobile and backend with real-time reliability, fail-safe design, and battery-efficient operation, enabling lossless tracking of thousands of daily data points through efficient background sync and backend retry mechanisms. Developed Offline Mode to operate in all network conditions, with a hand-built Git-like conflict resolution strategy for online-offline data sync. Oversaw stability of the legacy Qontak CRM mobile app. Migrated mobile apps from GraphQL to REST for simpler integrations and improved performance. Built an AST-powered CLI and web app for Dart dependency impact analysis and AI-powered internal tooling to automate repetitive workflows.

Backend Engineer at Mekari Qontak

August 1, 2021 - September 19, 2025

Point engineer for CRM integrations, developing seamless integration between Qontak CRM and diverse client internal systems. Led development of a Custom Module (no-code), enabling bespoke client solutions and saving weeks of engineering time. Created a new export pipeline, reducing data export time from 1+ hour to under 2 minutes. Introduced a Metabase-based reporting system, shrinking reporting development from weeks to days. Optimized performance by removing N+1 queries, pruning dead code, and leveraging Elasticsearch for faster search.

Junior UI Designer at Ragamindo.com

July 1, 2019 - September 19, 2025

Created icons and illustrations for mobile and web. Designed landing and FAQ pages for the web platform.

Software Engineer, Mobile Platform & Backend at Mekari Qontak

August 1, 2019 - Present

Part of the rewrite team that rebuilt the CRM app in Flutter, now serving 5K+ active users with a 4.9 iOS rating and 4.6 Play Store rating. Delivered a GPS live tracking system across mobile and backend with real-time reliability, fail-safe design, and battery-efficient operation. Developed an Offline Mode feature with a custom Git-like conflict resolution for lossless sync across all network conditions. Maintained the legacy CRM app to ensure stability for non-migrated users. Built an AST-powered CLI and web app for Dart dependency impact analysis, reducing QA regression time. Created AI-powered internal tools to automate repetitive workflows, saving developer hours. Backend work included serving as the point engineer for CRM integrations with client internal systems, building a Custom Module (no-code) system enabling bespoke client solutions, optimizing data pipelines to reduce export times from 1+ hour to under 2 minutes, improving Rails performance by removing N+1 queries and integ

Junior UI Designer at Ragamindo.com

July 1, 2019 - September 19, 2025

Created icons and illustrations for mobile and web. Designed landing and FAQ pages for the web platform.