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344 jobs

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344 jobs Posted Sort

Principal Software Engineer (Platform, Developer Experience)

NewBe an early applicant RemoteNorth AmericaFull-timePrincipal

Principal Software Engineer on ServiceTitan's Developer Experience team, designing and building AI-enabled platform infrastructure—including coding-agent runtimes, agent orchestration, LLM reasoning loops, CI/CD, and developer tooling—while setting technical direction across R&D and mentoring senior engineers.

Agile AI Apex Automation CI/CD +5 skills

247K – 396K $

Principal Software Engineer (Orchestration)

NewBe an early applicant North AmericaFull-timePrincipal

Principal Software Engineer leading the orchestration platform (Airflow on EKS) that schedules 8,000+ daily data workflows for Roblox's 200M+ user platform, focusing on scaling, reliability, and developer tooling.

Airflow Analytics API Automation AWS +19 skills

295K – 345K $

Principal Software Engineer (AI Infrastructure)

NewBe an early applicant North AmericaFull-timePrincipal

Leads software architecture and design across multiple products, evaluates open-source and third-party solutions, sets testing and DevOps standards, and acts as technical liaison for cloud and infrastructure roadmaps with customers and stakeholders. Requires a Bachelor’s in Computer Science or Engineering and 10+ years of experience.

Automation Cloud DevOps ITIL

181K – 328K $

Principal Software Engineer (Containers)

NewBe an early applicant RemoteNorth AmericaFull-timePrincipal

Principal Software Engineer for Chainguard Containers, setting technical direction for hardened container images, the registry, and adoption tooling while staying hands-on with Go code and AI coding agents. Works remotely on build pipelines, image signing, and software supply chain security across a distributed team.

Agentic AI AI API Api Design Assembly +12 skills

229K – 258K $

Principal Software Engineer

NewBe an early applicant RemoteNorth AmericaFull-timePrincipal

Lead backend technology strategy for JSTOR's Books and Royalty Payments platform, defining architecture for distributed systems, APIs, and data pipelines using Java, Spring Boot, MySQL, Redis, and Kubernetes, while mentoring engineers and driving platform reliability.

AI Analytics Anomaly Detection API Automation +20 skills

148K – 186K $

Principal Software Engineer, Rack-Scale System Software — CSP Engagements

NewBe an early applicant RemoteNorth AmericaPrincipal

We're looking for a Principal Software Engineer to join our CSP Engagements team as the technical focal point for rack-scale system SW/FW, working with CSP engineering teams to ensure they can deploy, monitor, and…

AI API Api Design Cloud Deep Learning +6 skills

Bright Vision Technologies

Principal Python Developer

NewBe an early applicant RemoteNorth AmericaFull-timePrincipal

Principal Python Developer – Remote Bright Vision Technologies is a technology consulting and software development company delivering cloud, AI, data, and enterprise solutions across the United States. This is a…

Agile AI Automation AWS Bash +24 skills

Principal Software Engineer, AI Code Review (Remote Contract, US or Canada)

NewBe an early applicant North AmericaContractPrincipal

Compensation: $125k – $187k • No equity Remote contract work for senior engineers: design rubrics and evaluation criteria for coding AI, review and label model output, and build data generation and evaluation…

AI JavaScript Python TypeScript

Principal Software Engineer, Platform (DevEx)

NewBe an early applicant RemoteNorth AmericaPrincipal

Ready to be a Titan? ServiceTitan is building the Developer Platform for enterprise-scale SaaS. DevEx is a newly formed, lean, highly agile team (3–4 people) building AI-enabled platform infrastructure — pioneering…

Agile AI Apex Automation Candidate Experience +6 skills

Principal Software Engineer

NewBe an early applicant RemoteNorth AmericaPrincipal

About Upstart At Upstart, we’re united by a mission that matters: to radically reduce the cost and complexity of borrowing for all Americans. Every day, we bring creativity, experimentation, and advanced AI to reshape…

AI API Authentication Automation CAD +7 skills

Anduril Industries

Principal Mission Systems Engineer, Air Dominance & Strike, Active Clearance

NewBe an early applicant North AmericaFull-timePrincipal

As a Principal Mission Systems Engineer on Anduril’s Air Dominance and Strike team, the person selects, integrates, and validates payloads and systems for autonomous aircraft, conducting system trades, physics-based modeling, and subcontractor management to deliver mission outcomes. The role requires an active U.S. Top Secret clearance and 15+ years of relevant engineering experience.

AI Ansys Computer Vision C++ LiDAR +4 skills

220K – 290K $

Anduril Industries

Principal Systems Engineer, Air Vehicle Software

NewBe an early applicant North AmericaFull-timePrincipal

Defines air vehicle software requirements and systems-engineering artifacts for an autonomous Group 5 aircraft, tracing stakeholder needs through design in a digital thread and supporting airworthiness certification. Uses MBSE standards (SysML, DO-178C, ARP-4754A) and tools such as Cameo MagicDraw and Teamwork Cloud.

AI Cloud Computer Vision Networking Program Management +2 skills

220K – 292K $

Anduril Industries

Principal Systems Engineer, Air Vehicle Systems

NewBe an early applicant North AmericaFull-timePrincipal

Lead systems engineering for a Group 5 autonomous aircraft program at Anduril, shaping customer needs into air vehicle requirements and building model-based system artifacts. Use MBSE tools such as SysML and Cameo MagicDraw across design reviews and digital engineering workflows.

AI Cloud Computer Vision Networking Program Management +3 skills

220K – 292K $

Principal Software Engineer (Platform Billing Experience)

NewBe an early applicant RemoteNorth AmericaFull-timePrincipal

Designs and builds customer-facing billing APIs and Elastic Cloud console UIs, leading API design, full-stack features, and reliability for usage-based metering across AWS, GCP, and Azure while mentoring engineers and coordinating with Product, Design, SRE, and Cloud teams.

AI API Api Design Automation AWS +12 skills

160K – 304K $

Principal Software Engineer

NewBe an early applicant RemoteNorth AmericaFull-timePrincipal

As a Principal Software Engineer at Dropbox, you will define long-term technical strategy and architecture for customer-facing products used by millions, while staying hands-on with critical frontend and backend systems. You will lead AI adoption across engineering workflows and product features, align technical direction across organizations, and drive company-critical outcomes in a distributed,

Agentic AI AI Ai Enablement API Distributed Systems +3 skills

Principal Software Engineer (Product Engineering)

NewBe an early applicant RemoteNorth AmericaFull-timePrincipal

A Principal Software Engineer at Dropbox owns company-critical technical problems with multi-year impact, defining long-term technical direction for customer-facing products used by millions while staying hands-on in frontend and backend development. They architect distributed systems and platforms, drive AI/ML and LLM-based feature adoption, and align engineering strategy across organizations.

Agentic AI AI Ai Enablement API Distributed Systems +3 skills

228K – 385K $

Walmart - Internal

Principal Software Engineer

NewBe an early applicant RemoteNorth AmericaPrincipal

A Principal Software Engineer at Walmart designs, develops, and deploys complex distributed enterprise applications using Java, Spring, REST, Kafka, Docker, and Kubernetes, while mentoring engineers and owning technical architecture for scalable backend systems.

Automation CI/CD DevOps Docker Event Driven Architecture +19 skills

256K – 286K $

Principal RF Software Engineer (Starshield)

NewBe an early applicant North AmericaFull-timePrincipal

Designs and automates RF test infrastructure and capabilities for SpaceX's Starshield satellite communications systems, using Python, C++, and lab equipment such as VNAs and spectrum analyzers while collaborating with hardware and DSP teams.

Automation C++ Design Patterns EVM FPGA +6 skills

210K – 340K $

Principal Security Software Engineer (Starlink)

NewBe an early applicant North AmericaFull-timePrincipal

Designs and builds security infrastructure and features for SpaceX's Starlink satellite internet system, including cryptographic services and security for routers, dishes, gateways, and satellites. Requires 8+ years of security software development with languages such as Python, C++, or Golang.

C++ Cryptography Distributed Systems Go Itar +4 skills

Principal Security Software Engineer (Starlink)

NewBe an early applicant North AmericaFull-timePrincipal

Designs and builds security infrastructure for SpaceX's Starlink satellite internet system, including cryptographic services and security features for routers, dishes, gateways, and satellites. Requires 8+ years of security software development experience with Python, C++, or Golang.

C++ Cryptography Distributed Systems Go Itar +4 skills

235K – 355K $