# Adnan Hajar

> Sr. Software Engineer @ Amazon - AI

Location: Boston, Massachusetts, United States
Profile: https://flows.cv/adnanhajar

I’m a Boston-based Software Engineer with deep experience designing and delivering large-scale distributed systems. At Amazon, I lead cross-org architecture and drive clarity across complex, high-ambiguity problem spaces.

I currently play a key role in building and expanding Nova’s platform, Amazon’s foundational model family.

My work spans backend architecture, data processing, and platform engineering. I excel in navigating hard technical challenges, bringing structure where it’s needed, and partnering with teams across the organization to deliver resilient, production-ready systems.

## Work Experience
### Senior Software Engineer @ Amazon
Jan 2025 – Present
Led development of Nova API, a unified interface for interacting with nova LLM, supporting streaming responses, tool-calling, and structured outputs.
Lead the architecture and development of large-scale distributed systems powering real-time AI experiences. Drive cross-organizational designs, bring clarity to high-ambiguity problem spaces, and deliver resilient, low-latency platforms used across multiple teams.
Operate end-to-end—from technical strategy and system design to implementation, operational excellence, and long-term scalability. Play a key role in building and expanding Nova, Amazon’s real-time AI platform.

### Software Engineer II @ Amazon
Jan 2021 – Jan 2025 | Boston, Massachusetts, United States
- Designed and delivered end-to-end solutions that handle million of Amazon transactions
- Developed Gen AI solutions to streamline employee data changes and enhance data discovery
- Led strategies and designs across multiple teams within separate departments
- Collaborated with managers and product to define technical requirements and project plans
- Mentored and trained junior engineers, establishing effective processes to ensure team success
- Owned the architecture of multiple full-stack products, addressing customer needs and
managing on-call responsibilities

### Software Engineer @ Veem
Jan 2021 – Jan 2021 | San Francisco Bay Area
• Built global payment solutions to facilitate global currency exchange

### Senior Software Engineer @ Ribbon Communications
Jan 2019 – Jan 2021 | Ottawa, Canada Area
• Lead the billing team in the development of At&t billing engine
• Set up the deployment strategy using Kubernetes, Helm, Docker, Ansible scripts
• Owned the major billing components to ensure that at&t billing solutions are globally functional

### Summer company program @ Invest Ottawa
Jan 2018 – Jan 2018

### Software Engineer Intern @ Qlik
Jan 2018 – Jan 2018 | Ottawa, Canada Area
- Presented security solution for encryption-related vulnerabilities
- Integrated Qlik Sense client with Aws S3 to provide clients with a new storage method
- Applied analytics fundamentals to provide critical information about user experience

### Software Engineer Intern @ InGenius Software Inc.
Jan 2017 – Jan 2017 | 350 Legget Dr #110, Kanata, ON K2K 2W7
- Researched and integrated Salesforce APIs to dynamically fetch customer information
- Integrated Genesys telephone system to expand business market demographic
- Worked as a developer in a Scrum based environment with a bi-weekly development cycle

### Software Engineer Intern @ Wind River
Jan 2017 – Jan 2017 | Ottawa, Canada Area
- Developed and tested components for the next generation of Intel processors 
- Developed multiple tools that continuously monitor the system for any test failure  
- Worked on achieving level A certification for the VxWorks-653 OS by analyzing line coverage


## Education
### Bachelor of Engineering - BE in Computer Software Engineering
Carleton University

### Fellowship Program
Venture for Canada


## Contact & Social
- LinkedIn: https://linkedin.com/in/adnan-hajar-117542102
- Portfolio: https://hajar1.github.io

---
Source: https://flows.cv/adnanhajar
JSON Resume: https://flows.cv/adnanhajar/resume.json
Last updated: 2026-03-31