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  • lululemon Senior Platform Engineer - API

    $147.3k - $193.3k

     ...offering governance and guidance for teams to navigate API integration within Kong. We empower API developers across various domains to accelerate API development...  ...and share best practices. core responsibilities The Senior Platform Engineer – API will manage the API platform... 
    Senior
    Permanent employment
    Part time
    Work visa
    Flexible hours

    lululemon

    Seattle, WA
    1 day ago

  • Senior Java Developer

     ...~ Senior Java microservices developer ~ Cloud experience with AWS preferred ~ Senior Java development experience ~ Strong troubleshooting skillset ~ Kafka & REST API development for services with high transaction rates ~ Container/Kubernetes microservices... 
    Senior

    Kaav Inc.

    Seattle, WA
    5 days ago

  • Senior Software Engineer - API Platform & Client Tooling

    $153k - $204k

     ...at What You'll Do: The Cloud Platform API team builds the API platform and the...  ...the default path. About the role: As a Senior Engineer on API Platform & Client Tooling...  ...depend on, and raise the quality bar for the developer experience across that whole surface.... 
    Senior
    Permanent employment
    Contract work
    Temporary work
    Casual work
    Work at office
    Flexible hours

    CoreWeave

    Bellevue, WA
    12 days ago

  • Senior Backend Engineer

     ...seeking a highly skilled and experienced Senior Software Engineer to join our dynamic engineering...  .... Key Responsibilities: Design, develop, test, and debug components for...  ...architecting microservices and developing RESTful APIs ~ Prior experience with high-... 
    Senior

    Socure Inc

    Seattle, WA
    3 days ago

  • Senior Firmware Engineer

     ...Join to apply for the Senior Firmware Engineer role at CoreWeave Join to apply for the Senior...  ...we are building a new team that will develop and maintain the BMC firmware we use to power...  .... Good understanding of DMTF’s Redfish APIs and experience working it. Strong... 
    Senior
    Permanent employment
    Full time
    Temporary work
    Casual work
    Work at office
    Remote work
    Flexible hours

    CoreWeave

    Bellevue, WA
    1 day ago

  • Senior Software Engineer

     ...Seattle, United States | Posted on 12/20/2022 Coding new features and technology for our modern React Native apps, building on rich APIs in Node.js, Python, and Ruby on Rails, and interfacing with data from our computer vision technology. Work with other engineers to implement... 
    Senior

    SVMT Inc

    Seattle, WA
    2 days ago

  • Senior Full Stack Developer

     ...driven environment where quality and speed coexist. Responsibilities Develop, support, and maintain world-class web applications for the...  ...using newer features. Experience developing and consuming RESTful APIs, and familiarity with microservices architecture. Demonstrated... 
    Senior
    Immediate start

    Talently

    Bellevue, WA
    2 days ago

  • Senior Java Developer

     ...Senior Java Developer Location: Seattle, WA (Day 1 Onsite) Experience: 12+ years Looking for Java Developer with distributed systems...  ...Design and develop foundational micro-services exposing APIs using object-oriented programming language. Design and develop... 
    Senior
    Work experience placement

    Damco

    Seattle, WA
    9 hours ago

  • Senior Software Developer

     ...Overview We are looking for a Senior Software Developer to join our team. We are a resource management technologies company and are looking for...  ...CSS, JavaScript, and AJAX Experience with web services and APIs Understanding of networking protocols and technologies Understanding... 
    Senior

    The EDH Global

    Bellevue, WA
    1 day ago

  • Senior Software Engineer

     ...of all workflow data at planet scale. We design the persistence APIs, build storage abstractions that run across cloud vendors, and deliver...  ...that lets customers trust their state machines for years. As a Senior Software Engineer , you will get the chance to design, build,... 
    Senior

    temporal

    Seattle, WA
    1 day ago

  • Senior Software Engineer, Fullstack

    $165k - $230k

     ...Senior Software Engineer, Fullstack Seattle, Washington, United States About NexHealth...  ...by connecting patients, providers, and developers. We're building the infrastructure layer...  ...single, modern platform that powers software, APIs, payments, and patient experiences across... 
    Senior
    Live in
    Flexible hours

    NexHealth

    Seattle, WA
    2 days ago

  • Senior Software Engineer

     ...Senior Software Engineer We are seeking a highly skilled Senior Software Engineer with...  ...manner. Responsibilities Design, develop, and maintain full-stack software...  ...Experience with scalable architecture design, APIs, and both SQL and NoSQL databases Excellent... 
    Senior

    STRAC

    Bellevue, WA
    1 day ago

  • Senior Fullstack Engineer

     ...Senior Fullstack Engineer Launched in 2025, Spangle AI is the agentic conversion layer...  ...and performance. Frontend Engineering: Develop high-performance, scalable, and...  ...to ensure optimal SEO and performance. API & Backend Integration: Partner with backend... 
    Senior

    Spangleai

    Bellevue, WA
    5 days ago

  • Senior Software Engineer

     ...ownership — shaping what gets built, not just how — and grow toward a senior engineering role on a team where that progression is expected,...  ....js backend development and modern web service patterns (REST APIs, async processing, event-driven systems) ~ Familiarity with... 
    Senior
    Worldwide

    Hiya Inc

    Seattle, WA
    4 days ago

  • Senior Backend Engineer

    $1,000 - $2,030 per month

     ...databases (e.g., PostgreSQL, MongoDB, Redis). Experience with cloud platforms like AWS, Google Cloud, or Azure. Understanding of RESTful APIs, microservices, and distributed systems. Strong debugging and problem-solving skills. Demand for online food delivery is growing... 
    Senior
    Full time
    Temporary work
    Work at office
    Immediate start
    Flexible hours

    ATOMS Careers page

    Seattle, WA
    1 day ago

  • Senior Full Stack Developer

     ...Colliers Engineering & Design, is currently looking for a Senior Full Stack Developer to join our Technology team in Seattle, WA in a hybrid work...  ...or more of the following: js, Java, PHP Ability to build APIs, services, and scalable backend component. Database Technologies... 
    Senior
    Temporary work
    Summer work
    Local area

    Colliers Engineering & Design

    Seattle, WA
    4 days ago

  • Senior Backend Software Engineer

    $1,000 - $2,030 per month

     ...campaigns and keeps them in sync across delivery platforms. Develop the AI-driven Boost engine that analyzes each store, picks the best...  ...-party delivery platforms and handle the realities of external APIs: partial failures, retries, and reconciliation. Own your... 
    Senior
    Full time
    Temporary work
    Work at office
    Flexible hours

    ATOMS Careers page

    Seattle, WA
    8 hours ago

  • Senior Full-Stack Engineer

    $120k - $130k

    Join to apply for the Senior Full-Stack Engineer role at Terrakotta (YC W24) Get AI-powered advice on this job and more exclusive features...  ...feedback loops. Have strong opinions on how to build scalable APIs and clean UIs—but can flex when needed. Think in systems and... 
    Senior
    Full time
    Flexible hours

    Terrakotta (YC W24)

    Seattle, WA
    2 days ago

  • Senior Software Engineer

    $170k - $253k

     ...Senior Software Engineer NetApp's Cloud AI team is building an enterprise AI agent platform that helps Fortune 500 companies...  ...sources, and take reliable action on behalf of users. Develop the backend services, APIs, and orchestration layers behind agent execution,... 
    Senior

    NetApp

    Seattle, WA
    1 day ago

  • Senior Software Engineer

    $170k - $210k

     ...Senior Software Engineer About Avante Ask any employee to explain their benefits, and you'll likely get a confused shrug. Ask any...  ...backend, frontend, or both) Design and build scalable services, APIs, and user-facing features within our TypeScript monorepo... 
    Senior
    Work at office
    Remote work
    Night shift

    Avante Inc

    Seattle, WA
    3 days ago

  • Senior Software Engineer

    $182k - $242k

     ...Senior Software Engineer Livingston, NJ / New York, NY / Sunnyvale, CA / San Francisco, CA / Bellevue...  .... Distributed Systems: Hands-on experience developing large-scale distributed systems, databases, and backend APIs. Multi-Region Architecture: Practical... 
    Senior
    Temporary work
    Casual work
    Work at office
    Flexible hours

    CoreWeave

    Bellevue, WA
    8 hours ago

  • Senior Software Engineer, Full Stack

    $192k - $240k

     ...Senior Full-Stack Software Engineer Brex is the intelligent finance platform that enables...  ..., from designing scalable backend APIs and rule-evaluation engines for custom automations...  ...of professional experience designing, developing, and deploying full-stack products ~... 
    Senior
    Work at office
    Remote work
    Work from home

    Colorwave Inc

    Seattle, WA
    2 days ago

  • Remote Senior Software Engineer

     ...of the code and identify error patterns. Hypothesize on steps in the software engineering cycle (prototyping, architecture design, API design, production implementation, launch, experiments, monitoring, operational maintenance) and evaluate model capabilities on them.... 
    Senior
    Full time
    For contractors
    Remote work
    Flexible hours

    Turing

    Seattle, WA
    4 days ago

  • Senior Software Engineer, Full-stack

    $320k

     ...enterprise end user experience - be that via Claude.ai, the Anthropic API, enterprise deployments, Claude Code, or mission-driven...  ...across the stack (performance, accessibility, reliability, and developer experience), scale your efforts to millions of users on a global... 
    Senior
    Currently hiring
    Visa sponsorship
    Flexible hours

    Colorwave Inc

    Seattle, WA
    1 day ago

  • Senior Software Development Engineer

    $112k - $156k

     ...Senior Software Development Engineer At MCG, we lead the healthcare community to deliver...  ...physicians and technical experts developing our evidence-based content and innovating...  ...proficiency in C#,.Net Framework, SQL Server, REST APIs, and Microservices. ~ Demonstrated... 
    Senior
    Immediate start
    Flexible hours
    Shift work

    MCG Health

    Seattle, WA
    3 days ago

  • Senior Software Engineer, AI

    $165k - $247k

     ...experience in mind. The Opportunity As a Senior Software Engineer, Applied AI, you’ll...  ...powered applications, including web-based UIs, API services, and backend orchestration....  ...frameworks) for all services deployed. Develop responsive, accessible, and modern frontend... 
    Senior
    Local area
    Worldwide
    Flexible hours

    Okta, Inc.

    Bellevue, WA
    1 day ago

  • Senior Software Engineer

    $215k - $280k

     ...Nooks.ai About the Role: We are looking for a Senior Engineer to join our engineering team. In...  ...deliver impactful solutions Architect and develop front-end components using React and TypeScript Work on back-end services and APIs with Node.js and Python Mentor and guide... 
    Senior
    Full time
    For contractors
    For subcontractor
    Immediate start

    Nooks

    Seattle, WA
    1 day ago

  • Senior Solutions Engineer

    $84k - $126k

     ...technical risks, dependencies, or gaps that could impact deployment. Develop and maintain reusable technical assets, such as integration...  ...for degree requirements. Knowledge of enterprise integrations, APIs, data exchange patterns, and modern web technologies (e.g., REST... 
    Senior

    Indeed

    Seattle, WA
    1 day ago

  • Senior Software Engineer

    $157.6k - $197k

     ...Senior Software Engineer This role is office-based at our Bellevue, Washington office...  ...platform infrastructure. You will architect and develop the core services that power the Armada...  ...Unified Edge Orchestration ~ Core API & Control Plane: Architect and develop... 
    Senior
    Work at office
    Local area
    Flexible hours

    Armada

    Bellevue, WA
    1 day ago

  • Senior Software Engineer

    $150k - $250k

     ...turning messy, unstructured data into something usable, in ML, data engineering, or research. You're fluent with AI tooling. LLM APIs, MCP servers, and agentic frameworks, and you drive Claude Code, Cursor, or similar every day. You've shipped production code that... 
    Senior
    Local area

    Fluidstack

    Seattle, WA
    1 day ago