Principal Developer Jobs in Los Angeles, CA

Refine Results
281 - 300 of 696 Jobs

Sr. Staff Software Engineer, ML Platform

Pinterest, Inc.

•

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 58 days ago | Updated 7 hours ago

Staff Software Engineer, Backend (Consumer - Growth)

Coinbase

•

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 59 days ago | Updated 6 hours ago

Software Engineer V / Sr. Principal Engineer

Medifast, Inc.

•

Remote or Baltimore, Maryland, USA

Full-time

About the Opportunity At Medifast, our team members are relentless in our mission of driving Lifelong Transformation, Making a Healthy Lifestyle Second Nature . When you join Medifast, you become part of a dynamic, fast-growing community of highly motivated, like-hearted people who share a passion for promoting health and wellness. Just as OPTAVIA Coaches inspire Clients to reach their personal wellness goals, at Medifast, we inspire each other to bring our best to work each day to further our s
Posted 59 days ago | Updated 4 hours ago

Commissioning Engineer - Aviation & Federal (California)

Burns & McDonnell

•

Brea, California, USA

Full-time

Description Burns & McDonnell has an exciting opportunity for a Staff Commissioning Engineer with a desire to achieve more in their professional career. At Burns & McDonnell we work on challenging projects, and we are searching for a go-getter to join our national Cx team with a passion to work alongside engineers, architects, construction teams, and owners to make their projects more successful. We're people you want to work with - not just because of what we can do, but because of who we are.
Posted 60+ days ago | Updated 7 hours ago

Lead Software Engineer (Must have Stored Procedures and SQL exp.)

Magellan Health Services

•

Remote or Keller, Texas, USA

Full-time

EDIFECS experience (SpecBuilder, TM, etc)EDI and 837 experience (SNIP edits, file mapping)RPG DeveloperNo Snaplogic neededMust have Stored Procedures and SQL exp. This position services as an expert technical and industry resource to management, clients and development staff in new uses of information technology in all phases of major system and subsystem development. Provides consultation on internal and industry IT technical and business domain process capabilities including leadership in the
Posted 60+ days ago | Updated 7 hours ago

Senior Full Stack Tech Lead Developer - Vice President

Citi

•

Remote or Irving, Texas, USA

Full-time

The Senior Full Stack Tech Lead Developer is responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities. Responsibilities: Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standardsProvide expertise in area and advanced knowledge
Posted 25 days ago | Updated 6 hours ago

Staff Software Engineer - Test Engineering (Hybrid/Onsite)

Visa Inc.

•

Remote or Atlanta, Georgia, USA

Full-time

Company Description Visa is a world leader in payments and technology, with over 259 billion payments transactions flowing safely between consumers, merchants, financial institutions, and government entities in more than 200 countries and territories each year. Our mission is to connect the world through the most innovative, convenient, reliable, and secure payments network, enabling individuals, businesses, and economies to thrive while driven by a common purpose - to uplift everyone, everywhe
Posted 25 days ago | Updated 7 hours ago

IBM CP4D Data Platform Architect

Accenture LLP

•

Remote or Chicago, Illinois, USA

Full-time

Who we are: We are Accenture, a global professional services company and a leading partner to the world's major cloud providers, including AWS, Azure, and Google. Our longstanding involvement with cloud technology (we have 34,000 completed cloud projects under our belt) was emphasized recently when we consolidated our multiple cloud teams into a single business practice called Accenture Cloud First. As part of our Data & AI group, you will lead technological innovation for our clients through
Posted 6 days ago | Updated 6 hours ago

Staff Robotics Software Engineer (3D Simulation)

Relativity Space

•

Long Beach, California, USA

Full-time

At Relativity Space, we're building rockets to serve today's needs and tomorrow's breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that's just the start. Achieving commercial success with Terran R will unlock new opportunities to advance science, exploration, and innovation, pioneering progress that reaches beyond the known. Joining Relativity means becoming part of something where autonomy, ownership, and impact ex
Posted 60+ days ago | Updated 7 hours ago

Staff Software Engineer, Control

PsiQuantum

•

Remote or Palo Alto, California, USA

Full-time

Quantum computing holds the promise of humanity's mastery over the natural world, but only if we can build a real quantum computer. PsiQuantum is on a mission to build the first real, useful quantum computers, capable of delivering the world-changing applications that the technology has long promised. We know that means we will need to build a system with roughly 1 million qubits that supports fault tolerant error correction within a scalable architecture, and a data center footprint. By harnes
Posted 60+ days ago | Updated 7 hours ago

Senior Full Stack Engineer

Booz Allen Hamilton

•

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 14 days ago | Updated 8 hours ago

Staff Software Development Engineer

CVS Health

•

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 57 days ago | Updated 6 hours ago

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
Posted 1 day ago | Updated 7 hours ago

EDI Architect

York Solutions, LLC

•

Remote

Contract

Required Technical Skills Experience with cloud-native architecture. Golang, Python AWS, Terraform, Kubernetes in federated mode. Experience with compliance standards (HIPAA, SOC, PII) is beneficial. Nice to have: distributed systems and Rust tech stack. Desired Candidate Traits High level of autonomy and self-direction. Collaborative mindset while being able to take ownership. Comfortable operating with vague requirements. Experience in multi-faceted enterprise environments preferred. We are
Easy Apply
Posted 1 day ago | Updated 2 hours ago

Lead AI Engineer

St. Jude Childrens Research Hospital

•

Tennessee, USA

Full-time

Overview St. Jude is where those with a passion for making a difference come to break new ground. Located in Memphis, Tennessee, the mission of St. Jude Children's Research Hospital is to advance cures, and means of prevention, for pediatric catastrophic diseases through research and treatment. We are leading the way the world understands, treats and defeats childhood cancer and other life-threatening diseases. We are looking for a Lead AI Engineer to join our Analytics Services team in support
Posted 5 days ago | Updated 7 hours ago

Staff Engineer Distribution Quality (Hybrid)

Becton Dickinson & Company

•

Remote or Covington, Georgia, USA

Full-time

Job Description Summary As a Quality Engineer at our Distribution Center, you will be instrumental in upholding the highest standards of regulatory compliance and product quality. Your role is critical in maintaining operational excellence, with a strong focus on the quality engineering processes specific to the distribution of medical devices and pharmaceuticals. Job Description We are the makers of possible BD is one of the largest global medical technology companies in the world. Advancing
Posted 60+ days ago | Updated 7 hours ago

Tech Lead Machine Learning Engineer, TikTok Branding Ads

TikTok

•

Los Angeles, California, USA

Full-time

Location : Los Angeles Employment Type : Regular Job Code : R4466 Apply to this job Share this listing: Responsibilities TikTok's immersive experience, global presence, and high engagement makes it the ideal destination for brands, big and small, to showcase their unique identity, connect with their consumers, and build strong lasting relationships over time. Our Brand Ads team focuses on enabling brands to grow and succeed on TikTok by creating cutting-edge monetization products that emp
Posted 60+ days ago | Updated 6 hours ago

Principal Software Engineer - ITSI

Splunk Inc.

•

Remote or San Jose, California, USA

Full-time

Description Splunk, a Cisco company, is building a safer and more resilient digital world with an end-to-end full stack platform made for a hybrid, multi-cloud world. Leading enterprises use our unified security and observability platform to keep their digital systems secure and reliable. Our customers love our technology, but it's our caring employees that make Splunk stand out as an amazing career destination. No matter where in the world or what level of the organization, we approach our wor
Posted 60+ days ago | Updated 7 hours ago

Principal Software Engineer - Remote

First-Citizens Bank & Trust Company

•

Remote or Phoenix, Arizona, USA

Full-time

Overview This is a remote role that may only be hired in the following location(s): AZ or CA This position provides expert technical guidance on large, complex, and strategic projects with significant impact. Facilitates the creation and implementation of software systems and software development. Consults and provides subject matter expertise on software evaluations, feasibility studies, and new technologies. Specializes in software development and integration with third party solutions, as a
Posted 60+ days ago | Updated 4 hours ago

Principal Software Engineer - Remote

First-Citizens Bank & Trust Company

•

Remote or Phoenix, Arizona, USA

Full-time

Overview This is a remote role that may only be hired in the following location(s): AZ or CA This position provides expert technical guidance on large, complex, and strategic projects with significant impact. Facilitates the creation and implementation of software systems and software development. Consults and provides subject matter expertise on software evaluations, feasibility studies, and new technologies. Specializes in software development and integration with third party solutions, as a
Posted 60+ days ago | Updated 4 hours ago