Sagar Vinayak

Software Development Engineer @ Amazon

Computer science professional with expertise in AI/LLM systems, distributed architectures, and cloud technologies. Passionate about building scalable solutions that impact millions.

About Me

I'm a software engineer obsessed with building systems that matter. Currently at Amazon building AI-powered catalog solutions that help millions of sellers worldwide. Previously led engineering teams at Infosys and Nagarro for Fortune 500 clients.

AI/ML Systems

Building LLM-powered solutions at Amazon (Starfish AI), reducing operational SLAs from weeks to hours

Cloud Architecture

9+ years designing scalable systems on Azure and AWS, handling millions of transactions

Data Platforms

Expert in SQL Server, Oracle migrations, and distributed database systems

Full Stack Engineering

C#, .NET Core, Python, React — from frontend to backend distributed services

Professional Experience

9+ years building scalable systems and leading engineering teams

Amazon

Software Dev Engineer (L5)

Oct 2023 – PresentSeattle, WA

Working in Catalog Selection Service, building AI-powered catalog enrichment systems using Starfish LLM.

  • Reduced operational SLA from 1 week to 2 hours through automation
  • Built seller feedback loops for AI-generated catalog updates
  • Focus on customer trust and scalable AI-human collaboration
JavaAWSDynamoDBLambdaS3SageMakerLLM/AI SystemsMicroservices

Amazon

Software Dev Engineer Intern

June 2022 – Sept 2022Seattle, WA

Built automated appeal system for selling partners' product listings.

  • Decreased SLA from 1 week to 2 hours
  • Catalog Selection Service platform development
JavaAWSDynamoDBSQSAPI GatewayCloudWatch

Infosys

Technology Lead

May 2023 – Oct 2023USA

Consultant for leading banking client, leading offshore and onsite teams.

  • Managed client requirements and team delivery
  • Led offshore and onsite engineering teams
C#.NETWCF Services

Nagarro

Associate Staff Engineer

Jul 2019 – Sept 2021Gurgaon, India

Developed CRM solutions and bilingual web applications for international clients.

  • SAXO-Digital: Dynamics 365 CRM solutions in agile environment
  • ORAMENU Portal: Immigration facilitation system (C#, MVC, Oracle)
Dynamics 365ASP.NET MVCOracleAzure DevOps

Infosys

Technology Analyst

Aug 2015 – Jul 2019Chandigarh, India

Developed web apps and led database migrations for Fortune 500 clients.

  • CoE member for pharmaceutical client's Oracle to SQL Server migration
  • Built 3-layer hackathon portal architecture
  • SQL Server 2016 features: Query Store, Column Store, In-Memory
.NET MVCSQL ServerOracleCrystal Reports

Technical Skills

Full-stack expertise with deep focus on Microsoft stack and AI systems

Languages

C#PythonJavaScriptTypeScriptJavaHTML/CSS

Frameworks & Platforms

.NET Core.NET MVCASP.NETEntity FrameworkREST APIsWCFReact/Next.js

Cloud & Infrastructure

Microsoft AzureAzure DevOpsAWSDockerCI/CDIIS

Databases

SQL Server 2016+OracleCosmos DBCouchbaseCassandraRedis

AI/ML & Data

LLM SystemsAI/ML IntegrationVector DatabasesData Pipelines

Tools & Practices

GitVisual StudioVS CodeSonarQubeAgile/ScrumTDDDyn 365

Certifications: Microsoft Certified Professional (Exam 70-461)

Education

Strong academic foundation in computer science and software engineering

Master of Science in Computer Science

Seattle University

Sept 2021 – March 2023

Focus on AI/ML systems and software architecture. Teaching Assistant for Operating Systems.

Artificial IntelligenceSoftware EngineeringSoftware Architecture & DesignSecurity & Computing

Bachelor of Technology in Computer Engineering

University in India

Aug 2011 – Jun 2015

Strong foundation in computer science fundamentals and software engineering principles.

Data Structures & AlgorithmsComputer ArchitectureOperating SystemsDatabasesOOPS

Let's Connect

Open to exciting opportunities in software engineering, especially in AI/ML and distributed systems

Get in Touch

I'm currently based in Seattle and exploring opportunities in Vancouver, BC. Whether you're hiring for backend engineering, AI/ML systems, or full-stack roles, I'd love to hear from you.

Send a Message

© 2024 Sagar Vinayak. Built with Next.js, Tailwind CSS, and passion.