principal engineer Jobs in washington

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Lead Software Engineer - Backend & APIs

ADDSOURCE

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Remote or US

Third Party

Title: Lead Software Engineer - Backend & APIs Position Type: Contract Location: Remote across USA/ Canada Location: Canada (Ideal) but also open for USA candidates too. Highlights/Mandatory: An expert in designing and scaling distributed, event-driven backend architectures using TypeScript, NestJS, and PostgreSQL. Extensive experience designing and optimizing PostgreSQL schemas and queries. Mastery of ORM tools (TypeORM, Prisma) and event-driven programming (Kafka, RabbitMQ, or similar). Stro
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Posted 25 days ago | Updated 10 hours ago

Staff, Software Engineer - Conversational AI

Walmart Inc.

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Remote or Sunnyvale, California, USA

Full-time

Position Summary What you'll do Cortex Team is Walmarts core A.I. conversational platform, powering the vision of delivering the worlds best personal assistants to Walmarts customers, accessible via natural voice commands, text messages, rich UI interactions, and a mix of all of the above via multi-modal experiences. We believeconversationsare a natural and powerful user interface for interacting with technology and enable a richer customer experiences both online and in-store. We are building
Posted 60+ days ago | Updated 11 hours ago

ServiceNow Developer Functional Manager

SAIC

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Adelphi, Maryland, USA

Full-time

Job ID: 2507380 Location: ADELPHI, MD, US Date Posted: 2025-07-08 Category: Software Subcategory: SW Systems Engr Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: Secret Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description SAIC is seeking a proven ServiceNow Developer Sr. Functional Manager to join the Army Research Laboratory (ARL) Information Technology (IT) Modernization program and support the full rang
Posted 12 days ago | Updated 9 hours ago

Staff Software Engineer, Experimentation Platform

Pinterest, Inc.

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Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility
Posted 60+ days ago | Updated 11 hours ago

Staff Software Engineer, Product Safety

Pinterest, Inc.

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Remote or Chicago, Illinois, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility
Posted 60+ days ago | Updated 11 hours ago

Electrical and Instrumentation Lead Design Engineer

GE Vernova

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Remote

Full-time

Job Description Summary The employee will be responsible for the design of hydro generator and turbine electrical auxiliary (Instrumentation & Electrical protection) systems and monitoring for installed based projects. He/she will also be responsible to give technical support for supply chain and site activities related to hydro generators. Job Description Key responsibilities/essential functions include: We are looking for an auxiliary system electrical lead engineer with strong design skill
Posted 34 days ago | Updated 11 hours ago

Asset Lifecycle Management Lead Engineer

KeyCorp

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Remote or Brooklyn, Ohio, USA

Full-time

Location: 4910 Tiedeman Road - Brooklyn, Ohio 44144 We are looking for a Lead Engineer in the Asset Lifecycle Management team to be responsible for configuration management database support, maintenance and updates. This candidate will work with technology teams and development engineers in support of our CMDB landscape in ServiceNow. This role will participate in regulator remediation activities through process and workflow adaptations or programming changes. They will be responsible for scrip
Posted 32 days ago | Updated 11 hours ago

Staff Software Engineer, Frontend (EAA)

Coinbase

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Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 60+ days ago | Updated 11 hours ago

Staff Software Engineer, Backend (Platform)

Coinbase

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Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 60+ days ago | Updated 11 hours ago

Staff Software Engineer, Backend (Consumer)

Coinbase

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Remote

Full-time

Ready to be pushed beyond what you think you're capable of? At Coinbase, our mission is to increase economic freedom in the world. It's a massive, ambitious opportunity that demands the best of us, every day, as we build the emerging onchain platform - and with it, the future global financial system. To achieve our mission, we're seeking a very specific candidate. We want someone who is passionate about our mission and who believes in the power of crypto and blockchain technology to update the
Posted 60+ days ago | Updated 11 hours ago

Sr. Staff Software Engineer, Conversion Visibility

Pinterest, Inc.

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Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility
Posted 35 days ago | Updated 11 hours ago

Senior Full Stack Engineer

Booz Allen Hamilton

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Remote

Full-time

Job Number: R0222649 Full Stack Engineer, Senior The Opportunity: Are you looking for an opportunity to leverage your Software Engineering expertise in a high-impact role? Booz Allen is building a next-generation end-to-end platform for Development, Testing, and Production workloads to accelerate secure software development. We're looking for a Lead Full Stack Engineer to join the team. You'll work in a Professional Service role, working with teams to leverage our platform. You should thrive in
Posted moments ago

Lead Engineer - Nuclear Engineering (Remote Eligible, U.S.)

GE Vernova

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Remote

Full-time

Job Description Summary The Nuclear Fuel Engineer will be part of the team responsible for BWR nuclear fuel reload licensing and cycle management in Global Nuclear Fuel (GNF). In this role you will provide innovative licensing and design solutions that ensure high quality deliverables in accordance with customer requirements, business procedures and regulatory agency guidelines. Additionally, this position has direct utility customer-facing opportunities through deliverables, collaboration, and
Posted 1 day ago | Updated 11 hours ago

ETL Lead Developer - Virtual

Alight Solutions LLC

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Illinois, USA

Full-time

ETL Lead Developer Do you have experience delivering enterprise products and services in a high-growth environment? Amazing Opportunity and Great Place to Work! Our Story At Alight, we believe a company's success starts with its people. At our core, we Champion People, help our colleagues Grow with Purpose and true to our name we encourage colleagues to "Be Alight." Our Values Champion People - be empathetic and help create a place where everyone belongs. Grow with purpose - be inspired by
Posted 60+ days ago | Updated 11 hours ago

Staff Software Development Engineer

CVS Health

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Remote or Hartford, Connecticut, USA

Full-time

At CVS Health, we're building a world of health around every consumer and surrounding ourselves with dedicated colleagues who are passionate about transforming health care. As the nation's leading health solutions company, we reach millions of Americans through our local presence, digital channels and more than 300,000 purpose-driven colleagues - caring for people where, when and how they choose in a way that is uniquely more connected, more convenient and more compassionate. And we do it all w
Posted 42 days ago | Updated 11 hours ago

LEAD UI Developer (ONLY W2 Candidates)

ERPA

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Remote

Contract

Title: Lead UI Developer (ONLY W2 Candidates) Location: U.S Remote (EST Schedule 8-5) Duration: 12 month contract Needs: 6+ years professional experience with frontend UI development and designStrong experience with ReactExperience with design tools: Figma, Adobe, or SketchExperience with TypeScript, HTML, Ctrong experience with team leadership and excellent communication skills Nice to Haves: AWS S3SQLAPIs About the Role We are seeking a highly skilled and experienced Lead UI Developer to driv
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Posted 5 days ago | Updated 5 days ago

Principal Software Developer - Virtual Networking (OCI)

Oracle Corporation

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Remote or Austin, Texas, USA

Full-time

Job Description At Oracle Cloud Infrastructure (OCI), we build the future of the cloud for Enterprises as a diverse team of fellow creators and inventors. We act with the speed and attitude of a start-up, with the scale and customer-focus of the leading enterprise software company in the world. Values are OCI's foundation and how we deliver excellence. We strive for equity, inclusion, and respect for all. We are committed to the greater good in our products and our actions. We are constantly le
Posted 60+ days ago | Updated 11 hours ago

Principal Software Developer - Virtual Networking (OCI)

Oracle Corporation

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Remote

Full-time

Job Description At Oracle Cloud Infrastructure (OCI), we build the future of the cloud for Enterprises as a diverse team of fellow creators and inventors. We act with the speed and attitude of a start-up, with the scale and customer-focus of the leading enterprise software company in the world. Values are OCI's foundation and how we deliver excellence. We strive for equity, inclusion, and respect for all. We are committed to the greater good in our products and our actions. We are constantly le
Posted 60+ days ago | Updated 11 hours ago

Lead Engineer - Stability Analysis (Remote Eligible, U.S.)

GE Vernova

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Remote

Full-time

Job Description Summary As a contributing member of the LOCA, Containment & Stability Analysis Team, you will perform safety analysis for plant thermal-hydraulic Stability, plant noise, Power Range Neutron Monitor (PRNM) stability interface, and other analyses supporting reload applications for Boiling Water Reactor (BWR) plants, including currently operating BWR plants as well as new plants (BWRX, Natrium) operating or planned worldwide. Job Description Essential Responsibilities Perform plan
Posted 4 days ago | Updated 11 hours ago

Staff Software Engineer, Developer Infra (Python)

Airbnb

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Remote

Full-time

Airbnb was born in 2007 when two hosts welcomed three guests to their San Francisco home, and has since grown to over 5 million hosts who have welcomed over 2 billion guest arrivals in almost every country across the globe. Every day, hosts offer unique stays and experiences that make it possible for guests to connect with communities in a more authentic way. The Community You Will Join: Dev Infra's mission is to enable Airbnb developers to develop, merge and release high quality code quickly a
Posted 41 days ago | Updated 11 hours ago