Responsibilities in this role include:

- Architect, Design, Implement, Maintain production REST API with Ruby/Rails using PostgreSQL
- Followed Agile Methodology with 2-week sprint cycles.
- Set up internal continuous integration server with SemaphoreCI
- Increase the test coverage from 4% => 75% since I'm joined the project
- Implemented and integrated ElasticSearch
- Research and implemented GraphQL
- Participates in code review, mentoring and guiding

Participating in the project with others team member for building, designing an API by using Rails, Grape, MySQL - Built new frontend feature by using AngularJS