249 python react jobs at 97 companies in Mercer Island, WA

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1mo
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Software Engineer II
Seattle, Washington, United States
$135k-$189k/yr OnsiteFull Time
Blue Origin: Develops reusable rockets and systems for human spaceflight.
3+ YOE3+ years software development, strong Python and TypeScript, React, AWS, APIs, CI/CD, DevOps, and collaboration.
Python, TypeScript, React, AWS, APIs, CI/CD, DevOps, microservices, IaC
1w
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Senior Fullstack Software Development Engineer
Seattle, Washington, United States
$180k-$225k/yr HybridFull Time
Remitly
RemitlyNASDAQ: RELY: Provides digital cross-border money transfer services for global customers.
6+ YOE6+ years software development, 3+ years React/React Native, proficiency with TypeScript/JavaScript/Java/Kotlin/Go/Python, distributed systems experience, cloud (AWS/GCP/Azure), AI tool usage, on-call participation.
TypeScript, React, React Native, Java, Kotlin, Go, Python, JavaScript, AWS, GCP, Azure, Claude Code
2mo
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Software Engineer, Ads Manager
Seattle, Washington, United States
$230k-$385k/yr HybridFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
7+ YOE7+ years building high-scale systems; experience with Python/FastAPI and TypeScript/React; advertiser-facing platforms; privacy and safety focus.
Python, FastAPI, TypeScript, React
2mo
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Sr Full Stack Engineer
San Francisco or Seattle
HybridFull Time
Haus
Haus: Haus provides an incrementality platform for marketing measurement and optimization.
5+ YOE5–10+ years building production web apps; strong Python and React; Flask; cloud (GCP); relational DBs; AI tooling experience
Python, React, Flask, SQLAlchemy, PostgreSQL, MySQL, GCP, Claude, Cursor, Copilot
4d
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Engineering Manager
San Francisco or Toronto or New York City or Seattle
$250k-$270k/yr HybridFull Time
WorkWhile
WorkWhile: AI-powered platform matching hourly workers with flexible shifts.
2+ Mgmt2+ years managing engineers, hands-on with React, TypeScript, Python/Flask, Postgres; recruiting, mentoring, technical strategy, and cross-functional communication skills.
React, TypeScript, Python, Flask, Postgres
2w
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Staff Full Stack Software Engineer (Backend) - Scheduling
New York City or San Francisco or Seattle
$189k-$315k/yr OnsiteFull Time
Rippling
Rippling: Unified platform managing workforce HR, IT, and finance operations
8+ YOE8+ years backend experience with Python/Django, frontend experience with React/JavaScript, strong CS fundamentals, system design, product focus, and mentoring experience.
Python, Django, React, JavaScript
6d
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Sr Specialist Member of Technical Staff - Process Automation & AI Solutions
Plano or Alpharetta or Atlanta or Bothell
$114k-$192k/yr OnsiteFull Time
AT&T
AT&TNYSE: T: Provides wireless and fiber optic telecommunication services.
Experience with full-stack development, APIs, databases, Python/React/Node.js/TypeScript, strong analytical and communication skills, and ability to translate business requirements into technical solutions.
Python, React, Node.js, TypeScript, REST APIs, SQL
1mo
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Software Engineer | Frontend
Lisbon or San Francisco or Sunnyvale or Raleigh or Seattle or Boston or London or Bangalore or Dublin or Kyiv or Portugal
OnsiteFull Time
SingleStore
SingleStore: Provides a distributed SQL database for real-time analytics.
2+ YOEFrontend engineer with 2+ years on a SaaS product; strong experience with React and TypeScript, browser application architecture, and familiarity with backend languages (Golang, Python, Rust) is a plus.
React, TypeScript, Golang, Python, Rust, SQL
2w
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Senior Software Engineer, W&B Agent - W&B
Livingston or New York City or San Francisco or Sunnyvale or Bellevue
$182k-$242k/yr OnsiteFull Time
CoreWeave
CoreWeaveNASDAQ: CRWV: Specialized cloud infrastructure provider for high-performance AI workloads.
4+ YOE4+ years full‑stack experience with Python backend and React/TypeScript frontend; experience with FastAPI, Kubernetes, distributed systems, observability, and MySQL; security- and performance-minded.
Python, FastAPI, Kubernetes, React, TypeScript, Datadog, Weave tracing, MySQL, WebSockets, server-sent events
3mo
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Full Stack Software Engineer – UI/UX & Web Engineering (Azure)
New York or Washington or Denver or Seattle or Los Angeles or Chicago or Austin or Dallas
OnsiteFull Time
WSP
WSPToronto Stock Exchange: WSP: Provides engineering, design, and environmental consultancy services globally.
12+ YOEBachelor's degree; 12+ years full-stack experience; strong React/Vue; REST APIs; Python/Node/.NET; Azure services; DevOps; Git; Agile.
React, Vue, Python, Node.js, .NET, REST APIs, Azure, Azure App Services, Azure Functions, Cosmos DB, Azure Storage, CI/CD, Git
3mo
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Senior Software Engineer - Fullstack
Seattle, Washington, United States
$180k-$220k/yr HybridFull Time
Read AI
Read AI: AI productivity platform for meeting summaries and workplace insights.
6+ YOE6+ years in software engineering; strong React/TypeScript frontend; backend with Node.js/Java or Python; AWS; SQL and NoSQL databases; distributed systems; mentorship and devops mindset.
React, TypeScript, Node.js, Java, Python, AWS, SQL, NoSQL, REST, GraphQL, CI/CD, Docker, Kubernetes
2mo
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Senior Software Engineer - Agentic AI Applications
Seattle, Washington, United States
$152k-$230k/yr RemoteFull Time
Serko
SerkoNZX: SKO: Provides online corporate travel and expense management software.
Senior full-stack engineer with AI integration experience, strong TypeScript React/Next.js frontend and Python/SQL backend, API design, CI/CD, and on-call resilience.
TypeScript, React, Next.js, Python, SQL, REST, GraphQL, Docker, CI/CD, WebSockets
2mo
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Senior Software Engineer, Fullstack
Seattle, Washington, United States
$126k-$189k/yr OnsiteFull Time
Allen Institute for Artificial Intelligence
Allen Institute for Artificial Intelligence: Non-profit institute developing open-source artificial intelligence for scientific impact.
8+ YOE8+ years software development; JavaScript/HTML/CSS; Python; React; cloud platforms (AWS or Google Cloud); analytics/observability tools; AI-enabled applications; strong communication.
React, Python, AWS, Google Cloud, Datadog, Heap
3w
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Senior Software Engineer II
Seattle, Washington, United States
$164k-$221k/yr OnsiteFull Time
Nautilus Biotechnology
Nautilus BiotechnologyNASDAQ: NAUT: Develops a single-molecule protein analysis platform for research.
5+ YOE5+ years software engineering experience, bachelor’s in computer science or related, strong with Python/FastAPI, React/TypeScript, AWS, relational databases; Parquet and AWS Athena familiarity preferred.
Python, FastAPI, React, TypeScript, AWS, Parquet, AWS Athena
1mo
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Senior Full Stack Software Engineer
Bellevue, Washington, United States
$212k-$275k/yr RemoteFull Time
The Trade Desk
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
8+ YOEBachelor's degree and 8+ years coding experience; 5+ years full-stack design and technical communication; experience with C#, Python, React, SQL, CI/CD, and software development lifecycle.
C#, TypeScript, React, .NET, REST, GraphQL, SQL, CI/CD, Python
2mo
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Software Engineer, Emerging Products & Integration
Kirkland, Washington, United States
$137k-$205k/yr OnsiteFull Time
Echodyne
Echodyne: Designs and manufactures compact, high-performance beam-steering radar systems.
5+ YOE5+ years building production software; backend services, APIs, distributed systems; Rust/Python/C++, React familiarity; CI/CD and observability; fast-paced, startup-like environment.
Rust, Python, C/C++, React
1d
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Software Engineer II
Redmond, Washington, United States
$102k-$202k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Develops software, services, devices, and cloud computing solutions.
2+ YOEBachelor's in CS or related and 2+ years engineering experience coding in languages such as Swift, Objective C, React, Java, Kotlin, C++, C#, or Python; ability to pass Microsoft security screening.
Swift, Objective C, React, Java, Kotlin, C++, C#, Python, OAuth 2.0, OpenID Connect
2mo
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Lead Software Engineer
Bellevue, Washington, United States
$173k-$277k/yr HybridFull Time
Visa
VisaNYSE: V: Global payment technology facilitating electronic funds transfers.
10+ YOE10+ years of software engineering experience; strong front-end (React) and back-end (Python/Java/C#); APIs (REST/GraphQL); cloud (AWS/Azure); GenAI; leadership and mentoring.
React, Power Platform, Python, Java, C#, GraphQL, REST, AWS, Azure, GenAI
1mo
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Senior Engineer AppDev
Chennai or Coimbatore or Bengaluru or Hyderabad
OnsiteFull Time
Presidio
Presidio: Global provider of cloud, cybersecurity, and digital infrastructure solutions.
Hands-on web development with Java, .Net, Python, Go, C#, or JavaScript; experience with Angular/React/NodeJS, microservices, Docker, relational and NoSQL databases, and cloud platforms (AWS/Azure/Google).
Java, .Net, Python, Go, C#, JavaScript, Angular, React, NodeJS, Docker, Postgres, MySQL, Oracle, MongoDB, Amazon DynamoDB, Cassandra, Amazon Web Services, Microsoft Azure, Google
1mo
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Applied Research Engineer
San Francisco or Chicago or New York City or Seattle or Atlanta or Indianapolis or Austin
$179k-$286k/yr HybridFull Time
Salesforce
SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.
Strong skills in Python and Linux, some React; experience with production cloud deployments (AWS or GCP); familiarity with Kubernetes, full-stack debugging, security best practices, and building ML/AI pipelines.
Python, Linux, React, AWS, GCP, Kubernetes