- Implements bazel structure for the company for TypeScript and JavaScript code base for hermiticity and stablishing standards for JavaScript and
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- TypeScript testing and code structures.
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- Led a team of five engineers in building GraphQL endpoints for client-facing applications using Apollo and AppSync, supporting over 2000 RPS and auto scaling depending on request values.
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- Improved application response times by up to 85% for graphQL response by updating database schema and SQL queries, eliminating N+1 queries and lack of indexes.
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- Developed CI/CD pipelines for backend structures.
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- Designed infrastructure for pub/sub, caching, and media processing logic.
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- Maintained Amazon amplify apps to create and deploy React web applications for companies such as NBA, Tinder, and other companies for COVID-19 at-home test kits.
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- Implemented a script that helps accurately access and refund unused covid test kits; helping company save up to 200,000 USD.
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- Created several Rails controllers for internal purposes; mocking end to end user experience for QA, mass refund features for CX department, and more, ultimately reducing support tickets amount by 50 percent.
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- Implemented an audit table to help debug problems and logged which process was responsible for the change of the record using PaperTrail gems
- Constructed RESTful API endpoints in multiple different frameworks such as Django, Ruby on Rails, and Flask and automated API documentation process using swagger.
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- Designed custom rake tasks for importing production data into newly updated data structure to meet client's needs.
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- Maintained or updated staging/productions servers. Debugged problems in production postgres database using ssh and postgres console on Heroku or AWS servers
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- Collaborated in creating automation python scripts for websites and application using selenium covering for QA eliminating 80% of QA's manual work
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- Developed custom Shapley value regression model to calculate importance of independent variables of data sets using sklearn, pandas, and numpy.
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- Created custom image uploader to Amazon s3 bucket using boto3 library.
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- Built RESTful API application using Flask framework and automated extensive API documentation pages using flask-restplus, pytest, and swagger, covering 95% of the code base.
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- Created an interactive graph using D3.js in Vue.js with data from Flask backend API.
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