Summary
Overview
Work History
Education
Skills
Timeline

Vinayaka Bhat

Software Engineer
Bengaluru

Summary

Application Engineer with over 4+ years of experience at Amazon. Proficient in Java, Spring, AWS, SQL, Git, and testing frameworks such as JUnit and Mockito. Skilled in the entire software development lifecycle.

Overview

5
5
years of professional experience
1
1
Certificate

Work History

Software Development Engineer

Amazon
Bengaluru
04.2024 - Current
  • Designed and built end-to-end annotation quality pipeline processing thousands of annotations weekly, integrating Appen API with AWS Lambda for statistical analysis (Krippendorff's Alpha algorithm), MySQL database storage, and QuickSight dashboards, maintaining 80%+ inter-annotator agreement and enabling targeted training to reduce error
  • Developed full-stack productivity tracking application with React frontend, Python Lambda backend, and MySQL database, featuring role-based access control for 3 user types, automated hourly data refresh, and dispute resolution workflow with Simple Email Service (SES) notifications, serving 15-20 managers tracking 220-250 annotators
  • Lead 8-member testing team validating LLM-generated automation scripts, designing process-based unit test framework (7-10 tests per Standard Operating Procedure) covering multiple valid execution paths, testing 11-12 SOPs weekly, identifying model hallucinations and improving Bedrock foundation model accuracy
  • Extended existing annotator effort tracking system with Excel-based task assignment feature (openpyxl parsing) and business team categorization (5 teams, 30+ sub teams), enabling resource allocation insights and per-task effort tracking for 300+ annotators

Application Engineer - 2

Amazon
Chennai
08.2021 - 03.2024
  • Led Cloud AUTH zero-trust authentication migration across 4 microservices (8 regional deployments in NA, EU, FE, CN) with zero downtime, mentoring team members and unblocking other teams with troubleshooting guidance and best practices documentation
  • Improved X-Ray annotation processing pipeline reliability from 64% to 91% success rate by debugging and resolving critical failures in microservices-based workflow orchestration system, including null pointer exceptions, timeout handling for high-volume data processing, and authentication issues following dependency upgrades
  • Coordinated Java Development Kit (JDK) 17 migration across 17 interconnected microservices and 50+ packages, requiring synchronized testing and deployment to prevent system-wide failures
  • Built automated compliance tracking tool using AWS Lambda and Python to monitor corrective action items, categorizing into 4 report tables and sending weekly email reports via Simple Email Service (SES), eliminating manual tracking effort

Support Engineer - Intern

Amazon
Chennai
01.2021 - 07.2021
  • Upgraded Kindle microservice infrastructure to TLS 1.2+ security standards, configuring load balancers, proxy layers, and deployment orchestration to eliminate deprecated SSL protocols
  • Developed feature for internal operations tool enabling automated verification of book annotation status, reducing manual audit time and achieving $2K annual cost savings

Education

Bachelor of Engineering - Computer Science And Engineering

JSS Science And Technology University, Mysore, India
04.2001 -

GPA: 8.2, CGPA

Skills

Java and Python development

Proficient in Spring Boot

AWS development expertise and Proficient in AWS infrastructure design

Skilled in utilizing AWS services including CloudFormation and Lambda

Java testing framework - JUnit, Mockito, EasyMock

Proficient in Brazil ANT build system

Database management with MySQL

Linux command line proficiency

Version control proficiency

Timeline

Software Development Engineer - Amazon
04.2024 - Current
Application Engineer - 2 - Amazon
08.2021 - 03.2024

International Journal for research

07-2021
Support Engineer - Intern - Amazon
01.2021 - 07.2021
JSS Science And Technology University - Bachelor of Engineering, Computer Science And Engineering
04.2001 -
Vinayaka BhatSoftware Engineer