Backend Java Developer Jobs in Oak Harbor, WA, US

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Staff Backend Engineer (Application Infra)

Seattle or Mountain View

$164k-$282k/yr HybridFull Time

CoupangNYSE: CPNG: Provides online retail, grocery delivery, and video streaming services.

6+ YOE6 years backend development; BS in CS/EE/Math; Java and Spring; AWS; distributed systems experience.

Java, Spring Framework, AWS, Kubernetes, Temporal, Cadence, Cassandra, TiDB, Python

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Staff Backend Engineer (Application Infra)

Mountain View or Seattle

$164k-$282k/yr OnsiteFull Time

CoupangNYSE: CPNG: Provides an end-to-end e-commerce and logistics network.

6+ YOE6+ years backend software development; Bachelor's in CS/EE/Math; Java + Spring; AWS; experience building highly available distributed systems.

Java, Spring Framework, AWS, Distributed Systems, Python

1mo

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1mo

Member of Technical Staff - Backend Engineer

Redmond, Washington, United States

$120k-$304k/yr OnsiteFull Time

Microsoft: Provides software, cloud computing, and hardware technology products.

4+ YOE4+ years backend API development, cloud and distributed systems experience.

C, C++, C#, Java, JavaScript, Python, GraphQL, REST API, Protobuf, Thrift, WebSocket, SSE, WebRTC, Azure, AWS, GCP, RDBMS, Key-Value Stores, Containers, Bare-metal, Datastores

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Backend Software Development Engineer II

Seattle, Washington, United States

$119k-$167k/yr HybridFull Time

Expedia GroupNASDAQ: EXPE: Operates a global platform for travel bookings and services.

2+ YOE2+ years backend development; CS/related degree or equivalent; proficient in a modern language; API design, data modeling; AI/ML familiarity.

Java, Scala, Kotlin, CI/CD, Observability, APIs, AI/ML tools

1mo

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1mo

Backend Software Development Engineer - Mid/Senior/Lead/Principal

San Francisco or Seattle or Bellevue

$117k-$345k/yr HybridFull Time

SalesforceNYSE: CRM: Sells cloud-based customer relationship management and business software solutions.

3+ YOE3+ years backend development; degree in a related technical field; strong OO languages; API design; REST/SOAP; Spring/gRPC; Agile; on-call; Office-Flex hybrid work.

Java, C++, Go, C#, Ruby, Scala, Python, Node.js, JavaScript, Spring, gRPC, REST, HTTP, CI/CD, Spark, Hadoop, Kafka, Hive, Presto, MapReduce

1mo

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1mo

Senior Software Engineer, Backend

Seattle or Pittsburgh

$178k-$240k/yr OnsiteFull Time

DuolingoNASDAQ: DUOL: Mobile application for language learning and basic education.

Senior Backend Software Engineer with strong experience in Java, Python, or Kotlin; solid data structures, algorithms, and DB knowledge; experience building high-traffic APIs and cloud-based systems.

Java, Python, Kotlin, Databases, Cloud

1mo

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1mo

Sr. Engineer - Backend/Cloud, SCP (Hybrid)

Sunnyvale or Austin or Redmond

$140k-$215k/yr HybridFull Time

CrowdStrikeNASDAQ: CRWD: Provides cloud-native endpoint protection and cybersecurity services.

Backend software engineer skilled in distributed systems, cloud services, and multi-language stacks.

Go, Java, Python, AWS, Kafka, Git, Cassandra, Elasticsearch, Redis, MySQL, ZMQ, Hadoop, GraphQL

2mo

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2mo

Staff Software Engineer, Backend

Seattle, Washington, United States

$150k-$275k/yr HybridFull Time

QXONYSE: QXO: Tech-enabled distributor of building materials and products.

5+ YOE5+ years coding; 3+ years building distributed systems; front-end experience; cloud experience; BS in CS/Engineering; strong comms.

Java, Kotlin, Go, React, Next.js, TypeScript, GCP, AWS

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Software Engineer Backend/Platform Systems I (Intern) – United States

San Jose or Seattle or New York or Knoxville or Boston or Alpharetta or Milpitas or Austin or Raleigh (RTP) or Fulton or Maynard or San Francisco or Dallas or Atlanta or Hillsboro

HybridFull Time

CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.

0+ YOECurrently enrolled in an undergraduate degree or certification program; proficient in C/C++, Java, or Go; experience with microservices, APIs, Linux, and cloud platforms (AWS, Azure, GCP).

C++, Java, Go, Linux, TCP/IP, DNS, DHCP, AWS, Azure, GCP, pyTest, CI/CD, BGP, VLANs

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Full‑Stack Developer (Java, React, Microservices) *Hybrid*

Bethesda or Palo Alto or Seattle

$80k-$160k/yr HybridFull Time

GEICO: Provides vehicle and property insurance services to consumers.

2+ YOEFull-stack developer with React/JavaScript, backend services, and API experience; 2+ years; cloud familiarity; strong problem-solving and collaboration.

React, JavaScript, TypeScript, Java, C#, Go, SQL, NoSQL, Azure, AWS, GCP, Docker, Kubernetes, Azure DevOps

1mo

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1mo

Senior Software Engineer, Product

New York or San Francisco or Seattle

$192k-$240k/yr HybridFull Time

Brex: Corporate cards and spend management software for businesses.

7+ YOE7+ years of experience designing, developing, and deploying full-stack applications; scalable backend; SQL/NoSQL; Java/Kotlin/Python; high standards; strong communication.

Java, Kotlin, Python, SQL, NoSQL

2mo

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2mo

Software Development Engineer

Seattle, Washington, United States

$114k-$215k/yr HybridFull Time

AdobeNASDAQ: ADBE: Provides creative software, digital marketing tools, and document solutions.

5+ YOE5+ years in SaaS platforms; backend development (Java or PHP); web basics (HTML5, CSS3, JavaScript); SQL/NoSQL (MySQL, Postgres, MongoDB); Docker; RESTful APIs; strong communication and collaboration skills

Java, PHP, HTML5, CSS3, JavaScript, SQL, NoSQL, MySQL, PostgreSQL, MongoDB, Docker, Kafka, Kinesis, New Relic, Wavefront, Vivid Cortex

1mo

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1mo

Staff Software Engineer, SMB

Seattle, Washington, United States

$154k-$264k/yr OnsiteFull Time

SoFiNASDAQ: SOFI: Mobile-first platform for personal loans, banking, and investment services.

8+ YOEBachelor’s degree in CS or related field; 8+ years backend development; Java/Kotlin/Spring/AWS/PostgreSQL; Kubernetes; microservices; CI/CD; strong communication.

Java, Kotlin, Spring, AWS, PostgreSQL, Kubernetes, CI/CD, GIT

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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.

2+ YOE2+ years of full-stack software development in an agile environment; frontend with React and backend in Java or Python; AWS and AI tooling; bachelor's in CS or related field or equivalent experience.

AWS, React, Java, Python, Spring Boot, GenAI, LLMs, REST APIs

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Sr Software Engineer I

Seattle, Washington, United States

$141k-$226k/yr OnsiteFull Time

AxonNASDAQ: AXON: Develops weapons and software for law enforcement and safety.

6+ YOE6+ years of professional software development; experience building highly available, scalable cloud-based systems; backend in Java/Scala/Go/C#; SQL/NoSQL; experience integrating AI-assisted tools.

Java, Scala, Go, C#, SQL, NoSQL, AI tools, Cloud platforms

3mo

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3mo

Staff Engineer - Digital Services

Seattle, Washington, United States

$164k-$215k/yr HybridFull Time

LululemonNASDAQ: LULU: Retailer of technical athletic apparel and performance footwear.

10+ YOE10+ years software engineering; backend services and APIs; cloud-native; search/catalog/SEO platforms; AWS; DevOps; cross-team influence.

Java, Node.js, Python, AWS, DevOps, Backend APIs, Search, Catalog, SEO

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Senior Software Engineer, Post Submit Experience

Seattle, Washington, United States

$180k-$225k/yr HybridFull Time

RemitlyNASDAQ: RELY: Provides digital cross-border money transfer services for global customers.

8+ YOE8+ years software development; distributed backend systems; Java/Kotlin/Go/Python; AWS/GCP/Azure; strong problem solving; collaborating across teams; mentoring.

Java, Kotlin, Go, Python, AWS, GCP, Azure

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Senior Software Engineer, Productivity

Seattle, Washington, United States

$158k-$245k/yr HybridFull Time

Airwallex: Global financial platform for business payments and money management.

8+ YOE8+ years software engineering; backend focus; CI/CD and developer tooling experience; cloud (AWS/GCP/Aliyun); strong design skills; proficient in Python/Java/Go/Kotlin/Rust/Node.js.

Python, Java, Go, Kotlin, Rust, Node.js, Terraform, Kubernetes, Docker, AWS, GCP, Aliyun, Datadog, Grafana, Prometheus

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Software Engineer - IN

Bangalore, /, India

HybridFull Time

Crane AuthenticationNYSE: CXT: Protecting products and identities with physical and digital authentication solutions.

Backend engineer with Java/Spring Boot, TypeScript, REST APIs, microservices; cloud, AWS experience; strong problem solving; collaboration across teams.

Java, Spring Boot, TypeScript, REST, SQL, Kafka, Python, Okta/OAuth 2.0

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Senior Machine Learning Systems Infrastructure Engineer - SIML, ISE

Seattle, Washington, United States

OnsiteFull Time

AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.

5+ YOE5+ years backend systems development; Python, C/C++ and/or Java; ML fundamentals; strong systems engineering experience.

Python, C, C++, Java, macOS, UNIX, Distributed Systems

1mo

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1mo

Software Development Engineer 4

Portland or Boston or Chicago or Dallas or San Francisco or Seattle

$141k-$173k/yr RemoteFull Time

WEXNYSE: WEX: Provides global payment processing and business information management services.

10+ YOE10+ years backend engineering in fintech or lending; Salesforce integration; Java Spring Boot; microservices; API design; CI/CD; observability; AWS.

Java, Spring Boot, Spring Cloud, Kafka, RabbitMQ, OpenTelemetry, OpenAPI, Swagger, Salesforce integration

2mo

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2mo

Staff Software Engineer, Offload

Seattle, Washington, United States

$195k-$276k/yr RemoteFull Time

Docker: Platform for building, sharing, and running containerized software applications.

8+ YOE8+ years backend engineering; strong Go and/or Java; Kubernetes and microservices; cloud infra; CI/CD; observability; distributed systems.

Go, Java, Kubernetes, Cloud Infrastructure, AWS, Azure, GCP, CI/CD, Infrastructure-as-code, Observability, Prometheus, OpenTelemetry, Grafana

21h

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21h

Software Developer II - DIGIT

Seattle, Washington, United States

$126k-$170k/yr OnsiteFull Time

Rocket CompaniesNYSE: RKT: Provides digital mortgage, real estate, and personal finance services.

3+ YOE3-5 years building software systems, data pipelines, or backend services; experience with Spark, Python/Java; relational and non-relational databases; distributed data processing (e.g., Spark, Kafka) and cloud data platforms.

Spark, Python, Java, Airflow, Kafka, Cloud platforms

1mo

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1mo

Senior Software Engineer II

Seattle or United States

$197k-$232k/yr RemoteFull Time

ConfluentNASDAQ: CFLT: Provides a platform for real-time data streaming and processing.

5+ YOE5+ years backend experience; distributed systems; cloud and containers; Java/Go/C/C++/Python; SQL/NoSQL; leadership and strong communication.

Java, Go, C/C++, Python, Docker, Kubernetes, AWS, GCP, Azure, SQL, NoSQL

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Senior Software Engineer - Fullstack

Seattle, Washington, United States

$180k-$220k/yr HybridFull Time

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

1mo

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1mo

AI Engineer - Agent

Seattle, Washington, United States

$152k-$332k/yr HybridFull Time

ZoomNasdaq: ZM: Provides a cloud-based platform for video, voice, and collaboration.

4+ YOE4+ years AI/ML engineering; 5+ years backend/distributed systems; strong Python/TypeScript/Go/Java/C++/Rust; cloud experience (AWS, GCP, Azure); Kubernetes/CI/CD; good software architecture and observability.

Python, TypeScript, Go, Java, C++, Rust, Kubernetes, Containers, CI/CD, AWS, GCP, Azure

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Senior Software Engineer

San Francisco or Seattle

$127k-$192k/yr HybridFull Time

LiveRampNew York Stock Exchange: RAMP: Provides a platform for secure data collaboration and identity.

5+ YOE5+ years backend software engineering; Java/Go/C++; Kubernetes/containers; GCP; CI/CD (Jenkins/CircleCI); lead/mentor; debug/automate; scalable systems; observability; BS in CS/Engineering/Math or related

Kubernetes, Containers, GCP, Jenkins, CircleCI, Java, Go, C++

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Senior Software Engineer, Security

San Francisco or Seattle

$165k-$230k/yr HybridFull Time

NexHealth: Connects patient experience software with electronic health records.

5+ YOE5+ years software engineering; 1–3+ years security; backend in Python/Go/Java; OAuth/JWT; AWS/Google Cloud; OWASP; SAST/DAST; RBAC; Bachelor's in CS/Engineering.

Python, Go, Java, OAuth 2.0, JWT, RBAC, OWASP, SAST, DAST, AWS, Google Cloud, CI/CD

1mo

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1mo

Lead Full Stack Developer

Seattle, Washington, United States

$125k-$170k/yr OnsiteFull Time

Colliers Engineering & DesignNASDAQ: CIGI: Provides professional engineering, architectural design, and infrastructure consulting services.

10+ YOESenior lead full stack developer with 10+ years, hands-on and mentoring, strong frontend (React/Angular) and backend, SQL/Azure, CI/CD, team leadership.

HTML, CSS, JavaScript, React, Angular, Java, PHP, APIs, Git, CI/CD

2mo

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2mo

Software Engineer, Performance Marketing

Seattle or Los Angeles or New York or San Francisco

$170k-$230k/yr HybridFull Time

Whatnot: Livestream shopping platform for buying and selling niche products.

5+ YOE5+ years in software development; experience supporting performance marketing; strong backend skills; experience with data systems; familiarity with AppsFlyer or similar MMP; knowledge of attribution and paid media platforms.

Python, Java, Go, SQL, ETL/ELT, AppsFlyer, Google Ads, Meta Ads, TikTok Ads

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Tech Consulting - Full-Stack Java Developer - Senior - Multiple Locations (Los Angeles, CA, US, 90017-5418)

Los Angeles or New York City or Hoboken or San Francisco or San Jose or Seattle or Boston or Chicago or St. Louis or Philadelphia or Dallas or Houston or Irvine or San Diego or Portland or Denver or Minneapolis or Nashville or Phoenix or Pittsburgh or McLean or Atlanta or Charlotte or Detroit or Columbus or Cleveland or Akron or Miami

$103k-$188k/yr HybridFull Time

EY: Global firm providing audit, tax, and professional consulting services.

3+ YOE3+ years software engineering; Bachelor's in CS or related field; proficient in at least one modern backend language; full-stack experience; REST APIs; React/Angular or similar; Git; cloud familiarity; travel up to 25%.

Python, Java, JavaScript, TypeScript, React, Angular, Git, Node.js, Spring, .NET, Docker, Kubernetes, REST APIs

1mo

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1mo

Principle AI Engineer

Seattle or San Jose

$186k-$280k/yr HybridFull Time

F5NASDAQ: FFIV: Provides application delivery networking and multi-cloud security solutions.

10+ YOE10+ years in software engineering; strong distributed systems and backend architecture; Python plus Go/Java/TypeScript; production experience with LLMs, prompt engineering, and agent frameworks; experience with Vertex AI, Gemini, OpenAI APIs; API design, microservices, Kubernetes; familiar with vector databases and security patterns.

Python, Go, Java, TypeScript, Kubernetes, Vertex AI, Gemini, OpenAI APIs, LangChain, LlamaIndex, Vector databases, RAG, cloud-native architectures

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Senior Software Engineer

Seattle or Seattle

$210k-$231k/yr HybridFull Time

Galileo Financial TechnologiesNASDAQ: SOFI: Provides API-based infrastructure for digital banking and payments.

3+ YOEMaster’s degree in Computer Science or Engineering and 3+ years of related experience; strong backend and frontend tech stack knowledge.

Java, Kotlin, Spring, PostgreSQL, React, Kubernetes, Kafka, Docker, Posix, JavaScript, TypeScript, Temporal, DynamoDB, Redis, Kibana, AWS S3, AWS Lambda, AWS ECS, AWS EC2, AWS IAM

1mo

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1mo

Staff Software Engineer - Financial Ledger Systems

Seattle, Washington, United States

$189k-$331k/yr OnsiteFull Time

Rippling: Unified platform managing workforce HR, IT, and finance operations

8+ YOE8+ years backend software engineering; distributed systems; architecture leadership; treasury/ledger domain experience.

Python, Go, Java, SQL, NoSQL, Spark, Flink

2mo

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2mo

Senior AI and HPC Observability Engineer

Santa Clara or Seattle

$152k-$288k/yr OnsiteFull Time

NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence computing hardware.

5+ YOEBachelor’s degree in CS/CE or related field; 5+ years backend/distributed systems; Python/Go/Java; observability experience; PromQL; time-series data; Kafka/Spark/Flink; Kubernetes; cloud.

Python, Go, Java, OpenTelemetry, Prometheus, Kafka, Spark, Flink, Kubernetes, Cloud

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Senior Software Engineer

Whitefield, Bangalore, India

OnsiteFull Time

CAI Software: Provides production-oriented software solutions for the manufacturing sector.

4+ YOE4+ years of experience designing, building, and maintaining backend services and REST APIs; strong JavaScript/Node.js or Java (Spring); SQL; NoSQL; experience with APIs, data modeling, and performance optimization.

JavaScript, Node.js, Java (Spring), SQL, NoSQL, Servoy Titanium, ServoyCloud, REST APIs, Angular, APIs, Database design, Query optimization

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Technology Consultant 2

Bothell, Washington, United States

$80k-$117k/yr OnsiteFull Time

InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.

Experience with Java, Microservices, Kafka, React, Node.js; frontend and backend development; unit testing; SDLC; collaboration with cross-functional teams.

Java, Microservices, Kafka, React, Node.js, Git, REST, GraphQL

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TECHNICAL LEAD L1 (Seattle, USA-WA, US, 98101)

Seattle, Washington, United States

$60k-$149k/yr OnsiteFull Time

WiproNYSE: WIT: Global technology services and consulting for digital transformation.

5+ YOE5-8 years experience in AWS-based development, Salesforce integration, and backend services; proficient in TypeScript and Java, with API design and security knowledge.

AWS, AWS API Gateway, AWS Lambda, TypeScript, Java, Salesforce, REST APIs

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SpringBoot Application Programmer - 6264611

Charlotte or Seattle or Dallas or Tampa

HybridFull Time

AccentureNYSE: ACN: Global provider of management consulting and technology services.

8+ YOE8+ years Angular and 8+ years Java with Spring Boot; Bachelor's degree; REST APIs; UI/Backend development; OAuth2 security; microservices preferred.

Angular, Java, Spring Boot, REST APIs, OAuth2, TypeScript, HTML5, CSS3, Bootstrap, Node.js, SQL, WebLogic, Tomcat, Jboss