@DhruvSaraswat

Senior Software Engineer

Paytm•  April 2023 - Present•  Bangalore, India

Achieved 38.77% improvement in the Paytm iOS app performance by reducing the system load on the app. Added more than 250 new unit tests which increased the unit test code coverage of the Chat iOS framework from 8% to 70%. Increased monthly revenue by 8 Million Rupees by integrating ads in Paytm Chat. Increased payment funnels from 21% to 26% by revamping the user experience in an integral payment screen by implementing design changes and custom animations.

Software Engineer II

Suki AI•  October 2021 - March 2022•  Bangalore, India

Re-engineered the authentication flow and fixed critical bugs in the Suki iOS app.

Software Engineer II

Thermo Fisher Scientific•  May 2021 - September 2021•  Bangalore, India

Designed RESTful Web APIs from scratch in Java which were deployed in a Microservice Architecture. These APIs were used by smart IoT instruments made by Thermo Fisher Scientific to send data securely to the Cloud using MQTT protocol. Increased unit test code coverage by 12% by writing unit tests with Mockito and JUnit frameworks. Experience with various AWS services - ECS, DynamoDB, CloudWatch, IoT, S3, SNS, RDS, CloudFormation. Built CI/CD Jenkins pipelines for Java Microservices with Apache Maven to automate and expedite the Software Delivery Process. Reduced release testing time by 90% by developing a Java Automation Suite to run all integration tests and integrated this automation suite with the Jenkins Pipelines. System Design Experience - Designed systems which face a peak traffic of 35 - 40 HTTP(s) requests per second. Worked with SQL Databases (PostgreSQL), NoSQL Databases (DynamoDB), High-Level Design (HLD) and Low-Level Design (LLD) of REST APIs.