principal developer Jobs in chicago, il

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Staff Software Development Engineer - Backend

CVS Health

Remote or Woonsocket, Rhode Island, 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

Staff Software Engineer, CSP Core Service Experience (GenAI)

Airbnb

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: Community Support Platform (CSP) is a key driver in enabling Airbnb's core business. Community Support Engi

DPHM ADEM Modeling Lead, Principal Engineer (Hybrid)

RTX Corporation

Remote or Aguadilla, Aguadilla, Puerto Rico

Full-time

Date Posted: 2025-07-29 Country: United States of America Location: PW222: PW Puerto Rico Road 110 North Km28.8 San Antonio Industrial Park, Aguadilla, PR, 00603 USA Position Role Type: Hybrid U.S. Citizen, U.S. Person, or Immigration Status Requirements: Security Clearance: None/Not Required Pratt & Whitney is working to once again transform the future of flight-designing, building and servicing engines unlike any the world has ever seen. And because transformation begins from within, we're s

Lead Engineer - Integrated Plant Design (Remote Eligible, U.S.)

GE Vernova

Remote or Wilmington, North Carolina, USA

Full-time

Job Description Summary The Lead Engineer - Integrated Plant Design performs a key role within GE Hitachi's Plant Systems Integration teams which focus on development of new advanced nuclear reactor projects (SMR and SFR). You will be responsible for engineering design support within a team environment, working with other disciplines, project/product stakeholders, partner organizations and suppliers to advance plant conceptual and detailed design and successfully deliver a new plants project. Yo

Software Engineering Advisors- Hybrid

Cigna

Remote or Huntingdon, Pennsylvania, USA

Full-time

The job profile for this position is Software Engineering Advisor, which is a Band 4 Contributor Career Track Role with Cigna-Evernorth Services Inc. Responsibilities- Testing and sign off of client facing web applications.Perform both manual and automation testing.Work closely with developers, technical project managers, principal engineers and business stakeholders to ensure that applications meet business/customer requirements.Improve application quality and reliability by implementing good

Lead Transmission Line Engineer 1 - Grid

Sargent & Lundy LLC.

Chicago, Illinois, USA

Full-time

Description This role offers a hybrid work arrangement. You'll spend three days a week in the office, giving you the flexibility to work remotely for two days. Responsibilities may include the following: Design transmission lines in the 69kV to 765kV range.Mentor and train less experienced design team members.Coordinate design activities to ensure installation and operations will comply with specifications, codes, and client requirements.Prepare reports and studies that present technical infor

Lead Transmission Line Engineer 2 - Grid

Sargent & Lundy LLC.

Chicago, Illinois, USA

Full-time

Description Responsibilities may include the following: Design transmission lines in the 69kV to 765kV range.Mentor and train less experienced design team members.Coordinate design activities to ensure installation and operations will comply with specifications, codes, and client requirements.Prepare reports and studies that present technical information in a clear and concise manner and meet client requirements and S&L formats.Perform independent reviews of work performed by others including c

(USA) Senior, Software Engineer - Unified Payments Platform

Walmart Inc.

Remote or Bentonville, Arkansas, USA

Full-time

Position Summary What you'll do About the Team: The Unified Payments team is building a next-generation platform to handle all payment processing across Walmart's physical and digital channels.The platform is being re-architected from a legacy mainframe to a modern, cloud-native solution. Senior Software Engineer, you'll play a critical role in designing, developing, and delivering scalable solutions for Walmart's Unified Payments Platform. You'll work closely with Staff Engineers and cross-fu

Senior Staff Engineer, End-user Compute Platform

NVIDIA Corporation

Remote or Santa Clara, California, USA

Full-time

We are looking for a Senior Engineer to join our End-User Compute team at NVIDIA. Your work will create a new developer paradigm: enabling dynamic access to desktop compute and applications on demand that can be accessed from anywhere. This role specializes in building server and application products designed to make developers more productive. You'll apply your expertise in software engineering, infrastructure, and DevOps to build a world-class cloud desktop platform. What you'll be doing: Wor

Job Title: Sr Lead Planning Engineer

VSB Tech Consulting Services

Remote

Contract

Job Title: Sr Lead Planning Engineer Role Summary:Leads the planning, design, and optimization of large-scale IP networks across public and private infrastructures. Provides advanced expertise in routing, switching, and network security, ensuring high availability, security, and operational resilience. Key Responsibilities: Design and plan IP routing architectures for public and private networks. Configure and optimize routing protocols including OSPF, IS-IS, BGP, EIGRP, MPLS, and static routin

Principal Embedded Software Engineer

Protingent, Inc.

Remote

Full-time, Third Party

Job Responsibilities: Designing and developing infrastructure software on various hardware platforms for applications such as Vision Processing, Radar systems, Safety monitoring etc., to be run on self-driving vehiclesDesigning firmware components such as device drivers and kernel librariesDevelop software to accelerate machine learning models for deployment on Embedded Hardware platformsDesigning test harnesses for embedded software components as well as full systemsProviding technical mentorsh

Lead Monitoring Engineer

Mindlance

Remote

Contract

Lead Monitoring Engineer Location - Washington, District of Columbia Duration: 9 months contract Job Description About the project: This initiative focuses on migrating infrastructure from Go-Cloud to AWS, with Datadog being implemented as the primary monitoring and observability platform. Client is currently in the process of replacing AppDynamics with Datadog and has already completed the migration of SolarWinds and Nagios monitoring capabilities into Datadog. In parallel, they are migrating a

Lead Front End Developer

Virtuous Tech Inc

Remote

Contract

Lead Frontend / Angular Developer Location: Remote Duration: 12-14 months Job Description: Angular 14 or later, Ngrx, RxJS JavaScript, NodeJS, GitHub, understanding of end to end test and unit test Role Info: Hands on Sr. Frontend / Angular Developer role with strong Angular, Typescript, Ngrx, RxJS, Javascript, NodeJS, HTML, & CSS background Front end development Managing existing components and building new components using Angular 14 NodeJS 2 Weeks sprint cycle Unit testing using Cypres

Lead Platform Engineer

Booz Allen Hamilton

Remote

Full-time

Job Number: R0222646 Platform Engineer, Lead The Opportunity: Are you looking for an opportunity to leverage your Platform 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 Platform Engineer to join the team. You'll help operate a secure, reliable, and highly available Cloud, managed hosting, and developer platform. You s

Lead React Developer

Primetime Technologies Inc

Remote

Contract

REQUIRED 7+ years previous experience working as a React.js developer. 7+ years experience in React.js, HTML, CSS3. Vast experience in JavaScript and React concepts, advanced front-end coding skills, and an expert level understanding of progressive web applications. Extensive experience on front-end development and demonstrated ability to work in a fast-paced environment. Passion for supporting, collaborating, and coaching engineering teams. Comfortable driving code reviews and operating as anoi

Lead Palantir Developer

Enfycon Inc

Remote

Full-time, Third Party

Required Qualifications: 12+ years of overall software engineering experience.8+ years of hands-on experience with Palantir Foundry and Gotham.Strong experience in Java using springboot (backend).4+ years of experience building data dashboards using Plotly Dash.Solid understanding of data structures, ETL processes, and SQL.Experience with Git, CI/CD tools, and agile development methodologies.Excellent communication, leadership, and problem-solving skills.Education and Certificate: Bachelor s o

Staff Backend Engineer

Stripe

Remote or New York, New York, USA

Full-time

Who we are About Privy Our mission is to make privacy and user ownership the default online. We build simple, flexible developer tooling that make it easy to build products that put users first. By leveraging modern cryptography, we shift the status quo around digital ownership and protect the accounts and assets of millions of users. Engineering at Privy is not just about writing world-class code. We create software that turns complex technical systems into delightful developer tools. We asse

Staff Security Engineer

Stripe

Remote or New York, New York, USA

Full-time

Who we are About Privy Our mission is to make privacy and user ownership the default online. We build simple, flexible developer tooling that make it easy to build products that put users first. By leveraging modern cryptography, we shift the status quo around digital ownership and protect the accounts and assets of millions of users. Engineering at Privy is not just about writing world-class code. We create software that turns complex technical systems into delightful developer tools. We asse

Lead Substation Engineer

ENTRUST Solutions Group

Utah, USA

Full-time

ENTRUST is seeking a highly skilled and experienced Physical Substation Lead Engineer to oversee the design, development, and implementation of physical substation projects. This role involves leading engineering efforts, coordinating with multidisciplinary teams, and ensuring compliance with industry standards and client specifications. The ideal candidate will have a strong background in substation physical design, project management, and leadership. Key Responsibilities: Lead the physical d

Staff Frontend Engineer

Stripe

Remote or New York, New York, USA

Full-time

Who we are About Privy Our mission is to make privacy and user ownership the default online. We build simple, flexible developer tooling that make it easy to build products that put users first. By leveraging modern cryptography, we shift the status quo around digital ownership and protect the accounts and assets of millions of users. Engineering at Privy is not just about writing world-class code. We create software that turns complex technical systems into delightful developer tools. We asse