PRINCIPAL / STAFF BACKEND ENGINEER — DISTRIBUTED SYSTEMS Widenet ConsultingPRINCIPAL / STAFF BACKEND ENGINEER — DISTRIBUTED SYSTEMSSeattle, WashingtonStrong candidates for this track have built the data layer at search companies, content platforms, data infrastructure businesses, or SaaS products where managing large volumes of complex documents is core to the product. The core technical challenge is building systems that stay fast, fair, and predictable regardless of how much variance exists across customer workloads — and doing so without a dedicated SRE or platform team to hand things off to.
NewLead Python Engineer JobotLead Python EngineerSeattle, WARemote$150,000–$200,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Jobot, and/or its agents and contracted partners.
Principal Software Engineer NordstromPrincipal Software EngineerSeattle, Washington$191,000–$297,000 / yearSet technical direction and strategy across the Inventory Technology portfolio, serving as the domain’s technical authority to peer engineering organizations (Supply Chain, Merchandising, Data Science) and enterprise business stakeholders. Our platform provides a real-time, unified representation of inventory state, enabling stores, fulfillment centers, and enterprise stakeholders to make informed decisions about stock availability, movement, and allocation.
Principal Software Engineer REI (Recreational Equipment Inc.)Principal Software EngineerSeattle, Washington$130,200–$208,200 / yearWorking closely with Product Engineering, Architecture, Security, Infrastructure, and Product Management, you will shape the future of REI’s developer experience, cloud ecosystem, delivery pipelines, platform services, and AI engineering capabilities while helping teams design, build, deploy, and operate software more effectively. Reporting to the Director of Engineering Enablement, this is a highly visible role where you can bring your vision, creativity, and servant leadership to help create the future of REI’s developer platform toolset and engineering practices so they continue to meet the evolving needs of the Co-op in a rapidly changing AI-enabled technology landscape.
Principal Software Engineer GradialPrincipal Software EngineerSeattle, WashingtonOur platform orchestrates across martech stacks, workflows, and people to automate marketing execution, cutting execution time, so marketers focus on the work only humans can do: shaping brands, understanding customers, and creating the work that moves people. Gradial is seeking a Principal Software Engineer to drive the architecture and technical vision behind AI-native systems that transform how creative teams build and update websites.
Sr Principal Software Engineer JPMorgan Chase Bank, N.A.Sr Principal Software EngineerSeattle, WAFull timeAs a Senior Principal Software Engineer at JPMorganChase within the CDAO AI/ML Data Platforms Team, you provide deep engineering expertise and work across agile teams to enhance, build, and deliver trusted market-leading technology products in a secure, stable, and scalable way. Demonstrated experience designing and scaling agentic AI-enabled development patterns (using enterprise-authorized tools within the work environment) across teams/functions, including establishing governance for human-in-the-loop validation, traceability/auditability, and secure handling of sensitive inputs/outputs.
Senior/Lead/Principal Software Engineer, Agentforce Operations Salesforce.com, Inc.Senior/Lead/Principal Software Engineer, Agentforce OperationsSeattle, WA$148,500–$313,700 / yearThe team is responsible for designing, building, and scaling the systems that connect our platform to the broader Salesforce ecosystem - including Mulesoft, Flow, and Data Cloud - while also powering the self-serve data synchronization mechanisms that customers depend on daily. Lead the design and implementation of highly scalable, efficient, and reliable data export pipelines, integrating internal data sources (CSV files, REST API outputs) with Salesforce Data Cloud and/or Informatica.
Principal Software Engineer MicrosoftPrincipal Software EngineerRedmond, WA$142,800–$274,800 / yearOwning the architecture and run-state reliability of AI-driven support workflows; defining the reliability bar for incident response and live-site health; and serving as a designated responsible individual (DRI) who leads incident retrospectives to identify root causes, owns repair actions, and prevents recurrence across the platform. Industry or company-wide thought leadership in AI engineering—for example, driving adoption of emerging technologies, representing engineering to executives and external audiences, or contributions such as patents, publications, or widely adopted internal frameworks.
Principal Software Engineer (Pmts) Salesforce.com, Inc.Principal Software Engineer (Pmts)Bellevue, WA$197,300–$313,700 / yearLead the API strategy powering the pillar's headless architecture: own the design, versioning, deprecation policy, and long-term contract stewardship for public and internal APIs that expose Process Intelligence capabilities to Agentforce agents, Salesforce clouds (Data Cloud, Sales, Service, Field Service), and external customers. You will be a leading technical representative across the application stack, negotiating interfaces with peer teams, driving architectural alignment across the product, and setting the bar for non-functional quality - availability, multi-tenancy, security, and performance across Java and Python application services.
Principal Software Engineer | Data Science ExtraHop NetworksPrincipal Software Engineer | Data ScienceSeattle, WABy decrypting and analyzing complete packet-level data at wire speed and leveraging cloud-scale machine learning, ExtraHop empowers Security Operations Centers (SOCs) to detect, investigate, and remediate modern cyber risks in real time across their entire hybrid infrastructure, including data center, cloud, and SASE environments. You will operate with significant autonomy, influence engineering direction across teams, and mentor engineers at multiple levels while delivering software that addresses the most sophisticated challenges in network security.
Senior Principal Software Engineer ArcfieldSenior Principal Software EngineerHome, VirginiaFull timeThere are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. As an industry-leading solutions provider in digital engineering and model-based systems engineering (MBSE), the company delivers MBSE-as-a-Service, integrated digital engineering environment deployments, training and consulting to both commercial and public sector customers.
NewPrincipal Software Engineer (Platform Team) Space Exploration TechnologiesPrincipal Software Engineer (Platform Team)Redmond, WA$200,000–$285,000 / yearBASIC QUALIFICATIONS: Bachelor's degree in computer science, computer engineering, or other engineering discipline and 7+ years of professional experience building and scaling production platforms; OR 9+ years of professional experience building and scaling production platforms in lieu of a degree. This team creates secure, scalable gateways and proxy systems that allow engineers and operators across the company to write code faster, perform advanced data analysis, connect AI to their daily tools and problems, and turn ideas into deployed solutions with confidence.
Senior Principal Software Engineer, Docker and Ecosystem DockerSenior Principal Software Engineer, Docker and EcosystemSeattle, WashingtonRemoteYou will own the technical strategy for secure software delivery across all of it, defining what verifiable, tamper-resistant software delivery looks like at Docker's scale, then driving the architecture that makes it real for every developer and every enterprise customer using our products. Hands-on architectural experience with some meaningful subset of: artifact signing and verification, provenance and attestation, SBOM generation and consumption, dependency and package security, CI/CD pipeline security, base image trust, or vulnerability intelligence at scale.
Principal Software Engineer DigitalOceanPrincipal Software EngineerSeattle, WA$235,200–$294,000 / yearIAM and KMS are the bedrock of trust at DigitalOcean; our services sit in the critical path of every request, authorizing billions of transactions per second with single-digit millisecond latency, and securing the cryptographic material that protects every customer workload on the platform. Evolve Key Management: Design and deliver a robust, multi-tenant KMS, including envelope encryption, customer-managed key patterns, and HSM-backed key material, that gives customers deep, fine-grained control over their data security posture.
Principal Software Engineer, Experimentation Platform - CoreAI MicrosoftPrincipal Software Engineer, Experimentation Platform - CoreAIRedmond, WA$142,800–$274,800 / yearMaster’s Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelor’s Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience. Lead cross-team collaboration to identify dependencies, negotiate delivery schedules, drive alignment across partner teams, and ensure proper end-to-end testing, live-site coverage, scalability and performance before going live.
Principal Software Engineer, Foundry Agents - CoreAI MicrosoftPrincipal Software Engineer, Foundry Agents - CoreAIRedmond, WA$142,800–$274,800 / yearWithin CoreAI, the Foundry Agents organization is responsible for key ownership areas across the end‑to‑end agent lifecycle: (a) Foundry Agents platform to deploy and run agents securely at enterprise scale with seamless integration with governed tools, (b) model fine‑tuning to train and improve agentic performance, and (c) Foundry observability to generate insights from agentic traces and continuously evaluate and optimize agents. Masters Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelors Degree in Computer Science or related technical field AND 15+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience.
Principal Software Engineer - Microsoft Digital MicrosoftPrincipal Software Engineer - Microsoft DigitalRedmond, WA$142,800–$274,800 / yearMasters Degree in Computer Science or related technical field AND 8+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR Bachelors Degree in Computer Science or related technical field AND 12+ years technical engineering experience with coding in languages including, but not limited to, C, C++, C#, Java, JavaScript, or Python OR equivalent experience. This role keeps Corporate Functions ahead of the curve: scanning industry solutions, setting technical direction across our agentic-AI transformation, and owning the relationships with Microsoft 1P product teams so our platform needs are represented and met.
Principal Software Engineer- Eng Ultimate Kronos GroupPrincipal Software Engineer- EngSeattle, WA$163,900–$270,883 / yearYou will work in an agile environment, partnering closely with engineers, product managers, architects, and leadership across the HCM portfolio to deliver secure, scalable, observable, and AI-ready services. With the world's largest collection of workforce insights, and people-first AI, our ability to reveal unseen ways to build trust, amplify productivity, and empower talent, is unmatched.
Principal Software Engineer (Ai/Ml Architect) Ultimate Kronos GroupPrincipal Software Engineer (Ai/Ml Architect)Seattle, WA$163,900–$235,550 / yearAI Methodologies: In-depth knowledge of generative AI methodologies, including transformer models, diffusion models, GANs, large language models, and multi-modal architectures. Cross-Functional Collaboration: Work closely with executive leadership, product management, data science, and engineering teams to establish and prioritize GenAI initiatives.
Backend Software Development Engineer - Mid/Senior/Lead/Principal Salesforce.com, Inc.Backend Software Development Engineer - Mid/Senior/Lead/PrincipalBellevue, WA$117,200–$313,700 / yearFor Big Data roles: Working with Phoenix, HBase, MapReduce, Yarn, Kafka, Spark, Hive, Presto, or equivalent large-scale distributed systems technologies on a modern containerized deployment stack. You will be working with a group of world-class engineers to build the breakthrough features our customers will love, adopt, and use while keeping our trusted CRM platform stable and scalable.