Ian Conceicao
software engineer

Work

Software Engineer @ Amazon Music

Nov 2024 to Present

  • Led mobile upsell strategy for India's upcoming Unlimited tier, designing 12+ customer experiences amid evolving requirements. Mentored 2 junior engineers to deliver features through structured guidance and actionable work items.
  • Drove end-to-end delivery of ML-powered ad break personalization system, achieving 2% boost in ad revenue without harming customer engagement metrics.
  • Architected and launched Sponsored Sessions experiments, enabling advertisers to sponsor 30 minutes of ad-free listening. Established framework for new premium ad product offering.
  • Built org's first cloud knowledge base with semantic search across repositories and internal documentation, accelerating engineer onboarding and reducing documentation discovery time.

Software Engineer @ Amazon Ads

Sept 2023 to Nov 2024

  • Led migration of 60k+ TPS ad traffic across multiple ad products for FireTV, coordinating load testing, deployments, and partner communications, unlocking business-critical features including deals, auctions, and compliance capabilities.
  • Spearheaded creation of dedicated ad serving infrastructure to meet strict latency requirements, reducing ad timeouts by 82% and enabling 15 million additional ads served monthly.
  • Designed and implemented compliance orchestration system integrating multiple privacy services for EU DMA and child-profile filtering regulations, establishing monitoring dashboards and extensible architecture for evolving regulatory requirements.
  • Overhauled integration test suite to support JSON-based test cases and streamlined workflows, reducing E2E test setup time from hours to minutes and accelerating development velocity across 4 publisher teams.

Software Engineering Intern @ Amazon Ads

Summer 2022

  • Led a cost minimization project for a cache that serves 30 million requests-per-hour for numerous types of Amazon devices.
  • Designed and implemented major infrastructure and software overhauls that reduced the cache cost by 78%, projecting to save the org around $1 million per year.
  • Overhauled the cache's codebase to a federated style architecture to provide seamless interoperability between various device types.

Software Engineering Intern @ Amazon Ads

Summer 2021

  • Created a web application for owners to more effectively interact with a configuration database containing several tables.
  • Designed an intuitive layout that lead to a much simpler and less technically demanding workflow for software engineers and project managers.
  • Implemented practical features such as type-checking, version history, and access control to limit bugs and keep track of changes.

Undergraduate Researcher @ VCLA UCLA

Oct 2019 — Jun 2021

  • Developed optimal plans, in real time, for virtual agents to collaborate and cook meals together in 3-D photo realistic kitchens.
  • Generated dynamic scene graphs out of complex 3-D environments, allowing AI agents to more easily infer about and make plans in their environment.

Information Security Intern @ Lumentum

Summer 2020

  • Created a web dashboard providing the Information Security team real time alerting of security events and trends.
  • Improved the workflow for security admins to check system health by centralizing data from numerous sources onto clear graphs on a single page.

Technologies

Backend

Java (Spring)

TypeScript and JavaScript (Node.js)

Python (Django and Flask)

Frontend

iOS (Swift & Objective-C)

Android (Java & Kotlin)

React

Next.js

CSS

HTML

Databases

Redis (AWS)

DynamoDB (AWS)

S3 (AWS)

SQL

MongoDB

Research

PyTorch

NumPy

TensorFlow

UE4 & C++

Education

B.S. Computer Science @ UCLA

2018 - 2022

Relevant Electives:

Aritificial Intelligence

Computer Graphics

Computer Animation

Data Science

Database Systems

Machine Learning

Natural Language Processing

Reinforcement Learning