23 api java developer jobs at 13 companies in Winters, CA
4d
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Microservices Developer
Alpharetta or Rancho Cordova
$81k-$176k/yr HybridFull Time
2+ YOERequires 2+ years of experience and a bachelor's degree or equivalent experience, with secure application development, cloud deployment, Java, Spring Boot, REST APIs, microservices, SQL, and agile development skills.
Microsoft Azure, Java, Spring Boot, REST API, SQL, Git, GitHub, GitHub Actions, Maven, SonarQube, Oracle, JUnit, TestNG, Datadog, OAuth 2.0, Docker, Kubernetes, GitHub Copilot, Claude, ChatGPT, Generative AI, LLMs, RAG
2w
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Knowledge Engineer Manager - Back-end Engineer
Seattle or Milwaukee or Dallas or Columbus or Kirkland or Cincinnati or New York City or Cleveland or Oklahoma City or Austin or Albany or Chicago or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Mountain View or Scottsdale or San Francisco or Morristown or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Houston or Arlington or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$80k-$294k/yr HybridFull Time
5+ YOEMinimum 5 years in knowledge graph hydration, ontology mapping, graph and relational databases, vector databases, Python or Java, and REST API development; bachelor's degree or equivalent experience required.
RDF, OWL, SKOS, RDFS, SPARQL, R2RML, CSVW, SHACL, GraphDB, Stardog, Neo4j, Amazon Neptune, PostgreSQL, MySQL, SQL Server, Pinecone, Weaviate, Milvus, Qdrant, Elasticsearch, OpenSearch, Python, Java, SQL, JSON, XML, CSV, REST APIs, Apache NiFi, Airflow, Docker, Kubernetes, Helm, AWS Neptune, Azure Cosmos DB, GCP, Kafka, RabbitMQ, Git, GraphQL APIs, D3.js, Cytoscape.js, Terraform
6d
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Staff Software Engineer, Rapid Innovation
El Dorado Hills or Chicago
RemoteFull Time
9+ YOE9+ years of software engineering experience, architecture leadership, Java backend and JavaScript or TypeScript frontend development, React, APIs, databases, AI-assisted tools, mentoring, and a bachelor's degree or equivalent experience.
Java, JavaScript, TypeScript, React, Python, Rust, Claude, ChatGPT, GitHub Copilot
3mo
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Full Stack Engineer, Senior
Oakland or Seattle or WA or OH or CA or Long Beach or AZ or CO or CT or FL or GA or MD or MN or NV or OR or El Dorado Hills or Lodi or Rancho Cordova or Redding or San Diego or Woodland Hills or AL or IL or VA or WI or TX or NY
$103k-$174k/yr HybridFull Time
5+ YOE5+ years full stack development; BA/BS or equivalent IT experience; React/Vue/Angular; .NET/Java/Node.js/Python APIs; SQL/NoSQL; Azure preferred; Docker; IaC; CI/CD; AI tools; healthcare experience preferred.
React, Vue, Angular, JavaScript, TypeScript, .NET, Java, Node.js, Python, MS SQL Server, Oracle, NoSQL, REST, Azure, AWS, GCP, Docker, Kubernetes, Ansible, Bicep, ARM, Terraform, GitHub, GitLab, Bitbucket, Git
1w
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Knowledge Engineer Manager - Back-end Engineer
United States or Albany or Arlington or Atlanta or Austin or Beaverton or Bentonville or Boston or Carmel or Charlotte or Chicago or Cincinnati or Cleveland or Columbus or Culver City or Denver or Des Moines or Detroit or Hartford or Houston or Irving or Kirkland or Miami or Milwaukee or Minneapolis or Morristown or Mountain View or Nashville or New York City or Oklahoma City or Overland Park or Philadelphia or Pittsburgh or Raleigh or Redmond or Sacramento or San Diego or San Francisco or Scottsdale or Seattle or St. Louis or St. Petersburg or Walnut Creek
$80k-$294k/yr HybridFull Time
5+ YOERequires 5+ years in knowledge graphs, ontology mapping, R2RML, graph and relational databases, vector databases, Python or Java, REST APIs, and a bachelor's degree or equivalent.
RDF, OWL, SKOS, RDFS, SPARQL, R2RML, CSVW, SHACL, GraphDB, Stardog, Neo4j, Amazon Neptune, PostgreSQL, MySQL, SQL Server, Pinecone, Weaviate, Milvus, Qdrant, Elasticsearch, OpenSearch, Python, Java, SQL, JSON, XML, CSV, REST APIs, Apache NiFi, Airflow, Docker, Kubernetes, Helm, AWS Neptune, Azure Cosmos DB, GCP, Kafka, RabbitMQ, Git, GraphQL, D3.js, Cytoscape.js, Terraform
3mo
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Software Engineer
Petaluma, California, United States
OnsiteFull Time
7+ YOE7–15 years software experience; 50-mile radius of Petaluma; US work authorization; IoT/hardware-adjacent Linux work; Java/Spring, Python/Django, React; PostgreSQL/MySQL; AWS; Docker; CI/CD; REST API design; multi-layer stack experience.
Java, Spring Boot, Python, Django, React, PostgreSQL, MySQL, AWS, Docker, CI/CD, OpenAPI/Swagger
2mo
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Senior Software Engineer, Full-Stack (Power Packs)
California or San Francisco or Oakland or Berkeley or Santa Ana or New Jersey or Texas or Florida or Japan or Shanghai or Hong Kong or Canada or Mexico or Germany or France
$141k-$229k/yr HybridFull Time
5+ YOE5+ years engineering experience with strong backend focus, 3+ years Java and Spring Boot, frontend experience with Javascript/Typescript/React/NextJS, database and containerization experience, API design, and familiarity with Agile and AI tooling.
Javascript, Typescript, React, NextJS, Java, Spring Boot, PostgreSQL, DynamoDB, Docker, Kubernetes, ECS, Claude, Apache Kafka, Python, pytest, unittest, AWS, AWS Lambda, Svelte, SvelteKit, Twitch
3w
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Staff Replication Development Engineer
Sacramento, California, United States
HybridFull Time
8+ YOE8+ years in distributed or storage systems; strong C++, Go, Java or Rust skills; experience building replication, data pipelines, REST APIs; knowledge of distributed systems, networking, TLS, checksums, and observability.
C++, Go, Java, Rust, TCP/IP, HTTP/HTTPS, TLS 1.3, REST API
3mo
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Senior AI Agent Engineer
Boston or San Francisco or Berkeley
$120k-$220k/yr HybridFull Time
7+ YOE7+ years in solutions engineering/technical consulting; BS in CS/Engineering; Python/Java; APIs and cloud; strong communication; multi-customer delivery.
Python, Java, APIs, Cloud platforms
5d
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Staff Software Engineer, Data Infrastructure
United States or New York or Berkeley
$295k-$400k/yr RemoteFull Time
8+ YOEBachelor's degree in computer science or engineering, 8+ years of software engineering experience, expertise in a modern programming language, Linux/UNIX development, scalable systems, APIs, and data infrastructure.
Python, Go, Java, C++, Linux, UNIX, PostgreSQL, Artifactory, Ceph, Redis, Kubernetes, Docker, Iceberg, BigQuery, Snowflake, DynamoDB, Trino, Athena, Airflow, Slurm
2mo
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Full Stack Software Engineer
Gold River, California, United States
$90k-$150k/yr OnsiteFull Time
5+ YOE5+ years engineering experience; strong Java (Java 17) and Spring Boot skills; JavaScript/TypeScript front-end experience (Angular or React); MongoDB/NoSQL, REST APIs, Git, CI/CD; familiarity with Salesforce, AWS, and AI-assisted tooling.
Java 17, Spring Boot 3.x, JavaScript, TypeScript, Angular, React, Redux, Vite, MUI, Deck.gl, MongoDB, NoSQL, REST API, Salesforce, QuickBooks, AWS, S3, JWT, OAuth2, Git, CI/CD, Claude Code, Copilot, MuleSoft, Google Maps APIs
4w
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Distinguished Engineer
Walnut Creek, California, United States
$278k-$417k/yr HybridFull Time
15+ YOEBachelor's in IT/CS/Engineering plus 15+ years software engineering experience designing and operating distributed systems; expertise with Python/Java, APIs/microservices, cloud, CI/CD, DevSecOps, and enterprise AI architectures.
Python, Java, Apache Iceberg, CI/CD, DevSecOps, LLMs, RAG, FHIR, HL7, vector databases, knowledge graphs
3mo
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Forward Deployed Engineer
Sacramento, California, United States
$121k-$173k/yr RemoteFull Time
8+ YOE8+ years in customer-facing engineering roles; hands-on software engineering; experience with APIs, Kubernetes, cloud-native infra; automation, CI/CD, IaC; strong Linux, networking, and cloud skills; proficient in Python/Go/Java/JS/Lua.
Kubernetes, GitOps, Terraform, Helm, Ansible, CI/CD, Linux, Python, Go, Java, JavaScript, Lua, OpenAPI, API gateways, Cloud platforms (AWS/Azure/GCP)
1mo
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Software Architect - AI Accelerated Engineering Lead (West)
Denver or Los Angeles or Phoenix or Portland or Sacramento or San Diego or San Francisco or Seattle or Orange County or California
$133k-$237k/yr OnsiteFull Time
6+ YOE6+ years building production software; experience with generative AI integration, context engineering, APIs/microservices, cloud, DevOps, and leadership/mentoring skills.
GitHub Copilot, Cursor, Claude Code, TypeScript, Node, Python, Java, React, Next, AWS, Azure, GCP, Kubernetes, CI/CD, IaC, LangChain, LlamaIndex, vector databases