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62 junior platform engineer jobs at 31 companies in Redmond, WA

4d
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Data & AI Platform Engineer
San Ramon or Salt Lake City or Philadelphia or Chicago or Pasadena or Bellevue or Irvine or Duluth or Los Angeles or Boca Raton or Brunswick or Atlanta or Boise or El Segundo or Denver or Dallas or New York City or Los Angeles or Garden City or Nashville or St. Louis or Woodland Hills or San Jose or San Francisco or Austin
$105k-$143k/yr OnsiteFull Time
Armanino
Armanino: Provides accounting, tax, and consulting services to diverse organizations.
2+ YOERequires 2+ years in data, platform, analytics engineering, or cloud operations; 1+ year accounting experience; cloud data, BI, CI/CD, scripting, SQL, governance, and AI/ML familiarity.
Microsoft Fabric, Snowflake, Databricks, Power BI, Tableau, Git, Python, PowerShell, SQL, Azure Key Vault, Azure OpenAI, AI Search
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2d
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Platform Engineer, Flight Software (Starlink)
Redmond or Seattle
OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
2+ YOEBachelor's degree in computer science, engineering, math, or STEM, or 2+ years software development experience; development experience in C/C++, Python, or similar languages.
C, C++, Python, Bazel, Bash
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3d
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AI Inference Platform Engineer
Seattle, Washington, United States
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
Build tooling, automation, benchmarking systems, capacity models, and data analysis pipelines for AI inference infrastructure and scaling decisions.
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1d
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Multi-Cloud CDN Data Platform Engineer Graduate (CDN Platform) - 2027 Start
Seattle, Washington, United States
OnsiteFull Time
ByteDance
ByteDance: Developing AI-driven content platforms and mobile applications.
Bachelor's degree in a relevant technical field, programming experience with Python, Go, Java, or Scala, and knowledge of data structures, databases, operating systems, distributed systems, and SQL.
Python, Go, Java, Scala, SQL, Spark, Flink, Hive, Kafka, ClickHouse, Doris
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2mo
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Systems Development Engineer, Platform Engineering & Emerging Technology
Seattle, Washington, United States
$99k-$160k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
1+ YOERequires active Top Secret/SCI clearance, bachelor's degree or CSSLP, 1+ years professional software development and systems engineering/admin experience, programming in modern languages, and experience with networking/storage/OS administration.
Amazon Dedicated Clouds (ADC), AWS Systems Manager (SSM), AWS, Perl, Ruby, C, C++, Java, Python, C#, Golang, PowerShell
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3w
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Junior Software Engineer, AI-Native
Seattle, Washington, United States
OnsiteFull Time
Pipe17
Pipe17: AI platform for omnichannel order and inventory management.
1+ YOE1-2 years software engineering experience, strong CS background, track record building AI/LLM-powered tools, fluency in JavaScript/TypeScript, API integration (REST/GraphQL), Git, CI/CD, and familiarity with cloud platforms (AWS).
JavaScript, TypeScript, Node.js, Claude, Claude Code, Codex, Cursor, GitHub Copilot, REST, GraphQL, GitHub, Jira, HubSpot, NetSuite, AWS, Terraform, Docker, OAuth2, JWT, GitHub Actions, AWS Lambda, ECS, CloudWatch, Datadog, Grafana
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1w
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Junior Full Stack Developer (Data CoE)
Bellevue or Frisco or Atlanta or Overland Park
$50-$55/hr OnsiteFull Time
UST
UST: Global provider of digital transformation and IT services.
0+ YOERequires 0-3 years of experience, 3.5 GPA, and skills in full-stack development, data platforms, APIs, databases, cloud technologies, and software engineering practices.
Java, Microsoft Azure, Python, React, Angular, Vue.js, HTML, CSS, JavaScript, TypeScript, Node.js, SQL, Postgres, MySQL, MongoDB, REST, Git, CI/CD, Docker, AWS, GCP, ETL, AI, ML, Microsoft
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3mo
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Game Engine Engineer, Platform
Redmond, Washington, United States
$100k-$130k/yr OnsiteFull Time
Worldscape
Worldscape: AI-native data fabric for geospatial intelligence and digital twins.
0+ YOEExpertise in C++ and real-time physics, experience with simulation loops, collision detection, multi-threading/SIMD, profiling/debugging tools, and engine integration. 0+ years experience; BS/MS in CS/SE/Physics/Math or equivalent preferred.
C++, Python, C#, Lua, CUDA, Unreal Engine, Unity, Havok, Bullet, PhysX, VTune, PIX, Nsight, RenderDoc, DOTS/Physics, SIMD
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1w
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Software Engineer II - Windows Update Platform
Redmond, Washington, United States
$102k-$202k/yr HybridFull Time
Microsoft
MicrosoftNASDAQ: MSFT: Develops software, services, devices, and cloud computing solutions.
2+ YOEBachelor's degree or equivalent and 2+ years engineering experience; strong C++ skills, experience with object-oriented development, API design, debugging, automated testing, and data-driven quality analysis.
C, C++, C#, Java, JavaScript, Python
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1mo
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Software Engineer 3, Documentation Platform
New York City or Palo Alto or Seattle
$106k-$209k/yr HybridFull Time
MongoDB
MongoDBNASDAQ: MDB: Cloud-based document database platform for software application development.
2+ YOE2+ years professional experience; strong TypeScript/JavaScript, Git, React, Next.js, CI/CD, MDX; experience with MongoDB and production web applications; excellent communication and collaboration skills.
Git, TypeScript, JavaScript, React, Next.js, CI/CD, MDX, MongoDB, MongoDB Atlas, AWS, Google Cloud, Microsoft Azure
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1mo
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Engineer II - ST
Seattle or United States
$150k-$177k/yr RemoteFull Time
Starbucks
StarbucksNASDAQ: SBUX: Operates a global chain of coffeehouses and roastery reserves.
2+ YOEBachelor's in CS/IS/Engineering + 2 years engineering experience; 2 years with SQL platforms, Python, Azure or AWS data platform implementation, and CI/CD; experience designing, developing, testing, and maintaining platforms and translating business requirements.
SQL, SparkSQL, ANSI-SQL, T-SQL, Python, Azure, AWS, CI/CD
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1w
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Software Engineer, Data Platform (All Teams)
San Francisco or Seattle or Sunnyvale or New York City
$131k-$285k/yr OnsiteFull Time
DoorDash
DoorDashNYSE: DASH: Local food delivery and on-demand logistics platform.
2+ YOEComputer science degree or equivalent, 2+ years industry experience at I4 or 5+ years at I5, AI coding tool proficiency, and experience building scalable big data infrastructure and governance.
Apache Spark, Apache Flink, Apache Kafka, Apache Airflow, Cassandra, ClickHouse, Apache Iceberg, DataHub, Claude Code, Codex, Cursor
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2mo
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Site Reliability Engineer, Platform Responsibility - USDS
Seattle, Washington, United States
$130k-$246k/yr OnsiteFull Time
TikTok USDS Joint Venture
TikTok USDS Joint Venture: Operates and secures TikTok services for U.S. users.
1+ YOEBachelor in CS or related,1+ year experience,experience with AI/LLM API integration,Unix/Linux and networking knowledge,monitoring tools (Prometheus,Grafana,DataDog).
Prometheus, Grafana, DataDog, MySQL, Redis, Nginx, Kafka, Kubernetes, Docker, Hadoop, Spark, Flink, Hive, ClickHouse
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2w
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IT Intern - Application Engineer
Seattle, Washington, United States
$25/hr OnsiteInternship, Full Time
Weyerhaeuser
WeyerhaeuserNYSE: WY: Grows timber and manufactures wood products for home building.
Currently enrolled in a bachelor's in CS/Info Systems (junior by Sep 2026), working knowledge of Java/C#/C++, JavaScript/HTML/CSS, SQL Server, Visual Studio, Git, low-code platforms (OutSystems, PowerApps), API, XML/JSON; motivated to learn.
OutSystems, PowerApps, Java, C#, C++, JavaScript, HTML, CSS, SQL Server, Visual Studio, Git, XML, JSON, HTML5
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1w
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Backend Software Engineer Graduate (Machine Moderation Platform) - 2027 Start
Seattle, Washington, United States
$125k-$243k/yr OnsiteFull Time
TikTok
TikTok: Global short-form video hosting and social media platform.
Bachelor's in computer science or related, proficiency in C++/Python/Java, experience with distributed/high-concurrency server stacks and big data technologies (Spark,Flink,ClickHouse,HBase), strong communication; must be available to start by year-end.
C++, Python, Java, Spark, Flink, ClickHouse, HBase, rpc, message queue
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1w
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Systems Reliability Engineer
Overland Park or Atlanta or Frisco or Bellevue
$84k-$151k/yr OnsiteFull Time
T-Mobile
T-MobileNASDAQ: TMUS: Provides wireless voice, data, and mobile internet services.
2+ YOEBachelor's degree required; 2–4+ years preferred. Requires DevOps, cloud, automation, monitoring, Python, APIs, Power Platform, identity governance, and reliability engineering experience.
C, C#, Java, Perl, Python, Go, Shell, Jenkins, CloudBees, Ansible, Chef, Puppet, Docker, Kubernetes, AppDynamics, Splunk, Microsoft Graph API, REST API, Microsoft Power Apps, Microsoft Power Automate, Microsoft Entra, SailPoint, ServiceNow, Azure, Microsoft Azure DevOps Pipelines, Microsoft Power Platform, Linux, VMs
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2d
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Software Engineer - Live Link
Seattle, Washington, United States
$91k-$125k/yr HybridFull Time
Truveta
Truveta: Provides a clinical data platform for medical research insights.
2+ YOERequires 2+ years of software engineering experience, production backend services and APIs, distributed systems or data pipelines, databases, cloud platforms, debugging, and a computer science degree or equivalent experience.
C#, Python, Java, Microsoft Azure, Kubernetes, CI/CD
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2mo
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Support Engineer
California or Florida or Oregon or Texas or Boston or Seattle or Bengaluru or India
RemoteFull Time
AtScale
AtScale: Provides a universal semantic layer platform for data and AI.
Experience troubleshooting cloud data platforms (Snowflake, Databricks, BigQuery), SQL querying, enterprise system troubleshooting, case management, and working East Coast (ET) hours.
AtScale, Snowflake, Databricks, BigQuery, SQL
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2w
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Sr AI Engineer
Bellevue, Washington, United States
$164k-$246k/yr OnsiteFull Time
GE HealthCare
GE HealthCareNasdaq: GEHC: Develops and sells medical imaging and diagnostic technology.
2+ YOEGraduate degree in Computer Science or related,2+ years industry experience,experience building and deploying LLM-based agentic AI systems,proficiency in programming and large-scale data platforms.
LLMs, Spark, Hadoop, Python, Java, C/C++, PyTorch, TensorFlow
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2w
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Software Engineer I
Bellevue, Washington, United States
$151k-$227k/yr RemoteFull Time
The Trade Desk
The Trade DeskNASDAQ: TTD: Cloud-based programmatic advertising platform for data-driven media buying.
1+ YOEBachelor's degree in CS or related field,1 year software development experience,proficiency with C#,JavaScript,React,Python,Git,SQL and cloud platforms; strong communication and critical thinking.
C#, ASP.NET, HotChocolate, Python, JavaScript, React, Linux, Git, SQL, AWS, Azure, GCP
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