• Developed and integrated a robust user authentication system using React Native, MongoDB, and Node.js, supporting Apple, Google, and email login, which enhanced cross-platform accessibility and user acquisition funnel.• Collaborated with the UX/UI team to implement multiple workflows and screens, including a multi-step enrollment process, profile management, and a premium feature promotion, thereby optimizing user onboarding and promoting premium offerings.• Engineered a secure password recovery system using Node.js, MongoDB and SendGrid featuring OTP verification, which significantly improved the app’s security and user account management.• Contributed to the migration of the app’s data management to Firestore, ensuring improved real-time syncing and scalability.

• Expanded test coverage of 4 critical RESTful services by actively diving into the codebase to create 200+ automated unit and integration tests using Java and Spring WebClient.• Collaborated with 2+ engineering teams to review and optimize unit and integration tests, ensuring 100% accuracy in the contracts between RESTful services, fostering seamless integration.

• Revamped end-to-end tests by analyzing feature requirements and collaborating with frontend developers, resulting in a 92% passing rate and reduced testing time.• Monitored bi-weekly regression tests to ensure the integrity of code merges, and identify, address, and document resolutions for 40+ issues.

• Developed a Python-based data acquisition system using PyQT5, interfacing with a multitude of sensors to capture analog data and visualize it in real-time, facilitating live monitoring of unit under test (UUT) steam emissions.• Collaboratively engineered a serial parser application that proficiently extracted and decoded analog data from unit under test (UUT) sources using Python.