Jobs in the United States

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Added 1 min ago
Senior Agentic AI Engineer
Elevate Government Solutions
Washington, DC
This position requires an ACTIVE SECRET security clearance. Your application will not be reviewed if you do not have an ACTIVE security clearance at SECRET or above.
Added 1 min ago
Markets Technology - Site Reliability Engineer, VP
Citibank, N.A.
United States
The Site Reliability Engineer is based in North America (NAM) to serve as the regional pillar of our global reliability engineering function within Markets Technology. In this role, you…
Added 1 min ago
Senior (AI/ML) Java Engineer
Citibank, N.A.
United States
We are seeking a highly skilled and experienced Senior Java Engineer to join our dynamic team. The ideal candidate will be a hands-on developer with leadership quality, proficient in modern…
Added 1 min ago
Senior Full stack Hands on Engineer
Citibank, N.A.
United States
We are seeking a Senior Full-Stack hands-on Engineer to be part of the Wealth Technology Digital Engineering team delivering best in class technology solutions to help the Banking…
Added 2 mins ago
Software Engineer
Wyetech
Columbia, MD
Must have a strong working knowledge and experience developing Java-based software capabilities · Must be able to work in a hybrid environment, spending an average of 1–2 days per week at the Columbia, MD office
Added 2 mins ago
RD
Forward Deployed Engineer (NYC)
Rox Data Corp
New York City, NY
- $180,000 to $200,000 USD / year
We are reimagining the revenue stack by building the world’s first revenue operating system, from the application layer to the system of context. With Rox, humans are evolving to…
Added 5 mins ago
Principal Consultant - Software Engineer
Torq
Plano, TX
…software solutions. We’re looking for a Principal Software Engineer to help lead these efforts - someone who combines architectural depth, technical breadth, and the ability to mentor and…
Added 5 mins ago
Managing Consultant Engineer - ServiceNow - Digital Velocity
CDW Technologies, LLC
Remote, United States
The Managing Consulting Engineer makes innovative and ingenious contributions to ServiceNow specific solution/product design and implementation, based on understanding of applicable…
Added 5 mins ago
Consulting Engineer – Government Cloud Managed Services
CDW Technologies, LLC
Remote, United States
The Consulting Engineer – Government Cloud Managed Services is responsible for implementing, onboarding, and operationalizing Managed Services for customers operating within regulated…
Added 6 mins ago
Controls Engineer
BorgWarner Industrial Solutions LLC
Hendersonville, NC
Electrical Controls Engineer (Industrial Solutions)
Added 12 mins ago
Enterprise Data Solutions Manager
Cerro Wire LLC
Remote, United States
…and the BI and AI experiences built on them. The Senior Data Engineer owns ingestion through the silver layer; this role owns everything users consume from there. The successful candidate…
Added 13 mins ago
Z
Senior Software Engineer - Autonomy Safety Metric
Zoox
Foster City, CA
- $239,000 to $280,003 USD / year
We are seeking a highly skilled and experienced engineer to join the Behavior Evaluation team and play a pivotal role in measuring the safety of Zoox’s autonomous driving technology. The…
Added 14 mins ago
Consulting/Principal Site Reliability Engineer
Reed Technology and Information Services LLC Company
Horsham, PA · Dayton, OH · Alpharetta, GA · NC
We're looking for a Consulting/Principal Site Reliability Engineer to guide our observability and reliability initiative for Government Systems, running on Azure Government. This is an…
Added 17 mins ago
Mechanical Engineer 2 - Nuclear (Summer 2027)
Sargent & Lundy
Chicago, IL
This position is based on a hybrid work schedule and will require in-office work 3 days per week
Added 19 mins ago
Senior Manager , Software Engineering - Agentic AI
ServiceNow
Santa Clara, CA
It all started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears of joy. That moment inspired Fred to build a company that could…
Added 19 mins ago
Software Engineer
ServiceNow
Santa Clara, CA
It all started when engineer Fred Luddy wrote code that automated a tedious task for his coworker, Phyllis. She cried tears of joy. That moment inspired Fred to build a company that could…
Added 20 mins ago
Staff Technical Marketing Engineer
Fastly
Denver, CO · New York City, NY · San Francisco, CA · NY
Fastly is seeking a deeply technical, compellingly articulate, and passionately instructive Staff Technical Marketing Engineer to champion our products. Whether you're a seasoned technical…
Added 20 mins ago
Senior Software Engineer
OCLC, Inc.
Dublin, OH
As a Senior Software Engineer, you will be responsible for independently designing, developing, and testing complex software programs and systems. You will collaborate with team members to…
Added 22 mins ago
AI Cyber Security Engineer
Integration Innovation, Inc. (i3)
Huntsville, AL
We are seeking an AI Cyber Security Engineer to support cybersecurity assessments, risk management, adversarial testing, and the responsible application of artificial intelligence to cyber…
Added 22 mins ago
NS
Desktop Engineer, Electron Applications and Artificial Intelligence (AI) Experience Required, Work From Home
Next Step Systems
Remote, United States
- $140,000 to $170,000 USD / year
We have a great opportunity available for a Desktop Engineer with Electron Applications experience. Our first application is an agent-first mobile communication app. We believe building…
Added 22 mins ago
Data and Interface Integrations Engineer
Entarian
UNAVAILABLE · Norfolk, VA
Sev1Tech is seeking a Data and Interface Integrations Systems Engineer to support the Navy Logistics (LOG) Information Technology (IT) portfolio. This portfolio is composed of 300+ afloat…
Added 22 mins ago
Data and Interface Integrations Engineer
Entarian
UNAVAILABLE · Norfolk, VA
Sev1Tech is seeking a Data and Interface Integrations Systems Engineer to support the Navy Logistics (LOG) Information Technology (IT) portfolio. This portfolio is composed of 300+ afloat…
Added 22 mins ago
WI
(USA) Principal, Software Engineer, Information Security
Walmart Inc.
United States
- $110,000 to $220,000 USD / year
The Principal Software Engineer, Information Security, leads the design and development of secure, scalable software solutions aligned with business objectives. This role involves…
Added 23 mins ago
Enterprise Account Executive - Texas
Atlan
Remote, United States
…strategy and deal orchestration end to end with BDR, Sales Engineer and Partner…
Added 23 mins ago
Building Engineer - Electrical Focus
CBRE
Norcross, GA
Electrician license required as dictated by local/state electrical codes · Valid Driver's license required

Amazon Development Center U.S., Inc.

Sr Software Dev Engineer, Stores Foundational AI -SFAI

Seattle, WA, United States
Palo Alto, CA, United States

Apply on amazon.jobs About employer

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Job details

Posting language: English
Posted: Nov 12, 2026

Original job description

We're building a foundational LLM for Amazon Stores that fuses general world knowledge with Amazon e-commerce domain knowledge to provide new and improved shopping experiences for our customers. We are searching for pioneers who are passionate about technology, innovation, and customer experience, and are ready to make a lasting impact on the industry. You'll be working with talented scientists and engineers to innovate on behalf of our customers. If you're fired up about being part of a dynamic, driven team, then this is your moment to join us on this exciting journey!

Key job responsibilities In this role you will leverage your engineering background and expertise to help develop generative AI for shopping. As a Senior Software Development Engineer, you will:

Architect and build scalable ML infrastructure that powers the training and deployment of large language models - directly shaping the future of AI-driven shopping experiences for all Amazon customers Drive technical innovation by designing experimentation frameworks and tooling that accelerate breakthrough insights, enabling scientists and engineers to iterate faster and smarter Lead cross-functional initiatives partnering with applied scientists and engineering teams to translate frontier research into production systems that delight customers Mentor and elevate the team through technical leadership, code reviews, and architectural guidance - raising the bar for engineering excellence across the organization Own impactful projects end-to-end across diverse technologies - from distributed computing and ML operations to prompt engineering - while navigating ambiguity and making strategic trade-offs that balance innovation with delivery

A day in the life

On any given day, you may work on:

Design and build end-to-end RL post-training pipelines (rollout → reward → optimization) at cluster scale Improve RL training stability (PPO / GRPO / RLOO) by monitoring and tuning key metrics such as reward, KL divergence, and policy stability Optimize RL post-training efficiency (GPU utilization, batching, sequence packing, async rollouts) Partner with research scientists to translate new RL algorithms into scalable, production-ready systems Profile and eliminate bottlenecks across compute, networking, and storage Build observability systems for training dynamics, system health, and experiment tracking Collaborate cross-functionally to run experiments, iterate quickly, and unblock research progress Mentor engineers and contribute to system design and long-term technical roadmap Basic qualifications

5+ years of non-internship professional software development experience
5+ years of programming with at least one software programming language experience
4+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience
Experience as a mentor, tech lead or leading an engineering team
Demonstrated ability to drive technical direction and influence engineering decisions across teams Preferred qualifications
Knowledge of ML frameworks including JAX, PyTorch, vLLM, SGLang, Dynamo, TorchXLA, and TensorRT
Knowledge of Machine Learning and LLM fundamentals, including transformer architecture, training/inference lifecycles, and optimization techniques
Experience with distributed systems, big data technologies, and machine learning infrastructure

Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.

Los Angeles County applicants: Job duties for this position include: work safely and cooperatively with other employees, supervisors, and staff; adhere to standards of excellence despite stressful conditions; communicate effectively and respectfully with employees, supervisors, and staff to ensure exceptional customer service; and follow all federal, state, and local laws and Company policies. Criminal history may have a direct, adverse, and negative relationship with some of the material job duties of this position. These include the duties and responsibilities listed above, as well as the abilities to adhere to company policies, exercise sound judgment, effectively manage stress and work safely and respectfully with others, exhibit trustworthiness and professionalism, and safeguard business operations and the Company’s reputation. Pursuant to the Los Angeles County Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records.

Our inclusive culture empowers Amazonians to deliver the best results for our customers. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit https://amazon.jobs/content/en/how-we-hire/accommodations for more information. If the country/region you’re applying in isn’t listed, please contact your Recruiting Partner.

The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs). Final compensation will be determined based on factors including experience, qualifications, and location. Amazon also offers comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage), 401(k) matching, paid time off, and parental leave. Learn more about our benefits at https://amazon.jobs/en/benefits.

USA, CA, Palo Alto - 193,300.00 - 261,500.00 USD annually USA, WA, Seattle - 168,100.00 - 227,400.00 USD annually

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Jobs in the United States