Software Development Engineer II, Leo AI Foundations

Amazon Inc

Confirmed live 2 days ago High trust

Quick summary

Work type: On-site
Location: Redmond, WA
Salary: $143,700–$194,400 / yr
Posted: 58 days ago
Freshness: Confirmed live 2 days ago
Nearby: 99+ roles within 25 mi

Market check

Salary context

Above market

How this pay compares to similar roles

Similar $162k

This role $169k

$136k most similar roles pay here $201k

This role pays more than 67% of similar roles. Most pay $142,487–$180,806 — the shaded band above. At the midpoint, this role pays about $169k versus about $162k for comparable roles.

Based on 240 similar postings.

Employer

About Amazon Inc

Amazon Inc. is the world''s largest e-commerce and cloud computing company, operating the Amazon marketplace, AWS cloud platform, Prime subscription services, Alexa voice AI, and logistics infrastructure. Industry: E-Commerce & Cloud Computing

Amazon Inc currently has 457 open roles on FindRole.

Listed pay typically runs $143,700–$194,400 across 447 roles with salary data.

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At a glance

TL;DR · Software Development Engineer II, Leo AI Foundations

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As a Software Development Engineer II, Leo AI Foundations, you will join the team responsible for building and operating globally distributed systems to support agentic AI capabilities and real-time analytics. You will architect and implement an S3-based Data Lakehouse to unify disparate data sources, develop a high-performance OLAP-based analytics layer, and manage metadata with automated lineage tracking. Your daily work involves designing robust data quality frameworks, creating centralized metrics repositories, and building a distributed vector database infrastructure capable of managing billions of embeddings for sub-100ms retrieval. You will utilize AWS technologies to build cloud services and APIs that orchestrate software simulations on satellite devices and ground gateways. The role requires expertise in programming languages, system architecture, and designing hybrid search strategies combining dense and sparse vectors to optimize semantic retrieval for the Leo satellite network.

What does a Software Development Engineer earn in Washington?

Median $169050 from 91 postings across 7 companies.

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Skills

AWS S3 Data Lakehouse OLAP Vector Database Source Control Management Distributed Systems Hybrid Search Orchestration

What you'll do

Architect and implement a scalable, cost-optimized S3-based Data Lakehouse for structured and unstructured data.
Build an OLAP-based analytics layer to provide near real-time query responses.
Establish metadata management with automated data classification and lineage tracking.
Design and enforce standardized data ingestion patterns with built-in quality controls.
Architect a globally distributed vector database infrastructure for high-speed embedding retrieval.
Develop hybrid search strategies combining dense and sparse representations for semantic retrieval.
Create robust data quality frameworks using staging-first policies and automated validation pipelines.
Build cloud services and APIs to orchestrate software simulations on satellite and ground hardware.

What we're looking for

Candidates must be a U.S. citizen, national, permanent resident, or granted asylum/refugee status for export control compliance.
At least 3 years of non-internship professional software development experience is required.
At least 3 years of non-internship design or architecture experience regarding system reliability and scaling is required.
Proficiency in at least one software programming language is required.
A Bachelor's degree in computer science or an equivalent educational background is preferred.
Preferred experience includes 3+ years of full software development life cycle, including coding standards, code reviews, and source control.

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