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Java Python Developer Jobs in California, United States
2,100+ java python developer jobs from 750+ companies hiring in California, United States.
1w
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Software Engineer - Backend
Austin or United States
$175k-$275k/yr RemoteFull Time
3+ YOEBackend engineer with 3-5 years experience, strong Python, async, distributed systems, API design, REST services; familiar with containerization, DevOps, and AI-assisted development.
Python, Rust, Go, Java, C++, REST APIs, Docker, Kubernetes, LLM APIs
1mo
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Sr. Software Engineer, Database Infrastructure - Slack
United States
RemoteFull Time
5+ YOE5+ years in data storage or distributed systems; proficient in Go, PHP/Hack, Python, Ruby, or Java; experience with MySQL/Vitess; Linux deployment; AWS; on-call experience; no visa sponsorship; strong communication.
Go, PHP/Hack, Python, Ruby, Java, Linux, AWS, Terraform, Ansible, Chef, Puppet, Vitess, MySQL, Kafka, Cassandra, Elasticsearch, SQL
2w
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Software Developer
Houston or Austin or California
$90k-$250k/yr OnsiteFull Time
1+ YOEDesign, develop, test, and maintain software; Agile/Scrum; CI/CD; collaborate with engineers; US citizenship; ability to obtain Public Trust; Bachelor's degree; 1+ years in software development; NASA/space environment preferred.
Python, Java, C++, Git, Jenkins, GitLab CI, GitHub Actions, AWS, Azure, GCP
6d
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Test Automation Engineer (Cupertino, USA-CA, US)
Cupertino, California, United States
$60k-$149k/yr OnsiteFull Time
8+ YOE8+ years in test automation; Python and Java; device automation frameworks including XCUI; debugging distributed systems; SQL; AWS or GCP; Kafka and Spark.
Python, Java, XCUI, Kafka, Spark, SQL, AWS, GCP, Docker, Containerization
6d
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QA Engineer Intern
San Jose, California, United States
$20-$25/hr OnsiteInternship
Pursuing a bachelor’s in CS/Math or related field; full-time 40 hours; strong analytical skills; excellent communication; basic programming in Java/Python; SQL; VS Code; Git; cloud platforms (GCP/AWS); interest in Gen AI; internship.
Java, Python, VS Code, Git, SQL, GCP, AWS, Parquet, JSON, CSV
6d
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Sr Engineer, Desktop Software
Irvine, California, United States
$113k-$150k/yr OnsiteFull Time
5+ YOEBachelor's in CS/Software Eng; 5+ yrs desktop app dev; strong C++, Python, Java; Qt; multi‑tier architectures; Git/SVN; CI/CD; onsite Irvine
C++, Python, Java, Qt, SQL, Git, SVN, CI/CD, Linux/UNIX
2w
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Senior Developer (CMS)
United States
RemoteFull Time
7+ YOESenior developer skilled in building secure, scalable CMS-based systems with API integration and DevSecOps practices.
Java, C#, Python, Spring Boot, .NET Core, Django, AWS GovCloud, Docker, Kubernetes, REST, SQL, NoSQL, Git, CI/CD
1mo
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Principal Software Engineer
San Francisco, California, United States
$164k-$257k/yr RemoteFull Time
9+ YOE9+ years backend, data, or infrastructure engineering; distributed systems; big data; applied AI/ML; proficient in Java, Go, Python; strong SQL and data modeling; familiarity with ClickHouse, DynamoDB, Bigtable, Kafka, Kinesis, Snowflake; experience with LLMs and AI workflows.
Java, Go, Python, SQL, ClickHouse, DynamoDB, Bigtable, Memcached, Kafka, Kinesis, Firehose, Airflow, Snowflake, LangGraph, MCP
1d
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Software Engineer Intern
San Francisco, California, United States
$30/hr HybridInternship
0+ YOEPursuing a Bachelor's or Master's in Computer Science, Data Engineering, IT or related field; basic data structures/algorithms; Python/Java/Scala; SQL; experience with MySQL/PostgreSQL/NoSQL; cloud platforms (AWS/Azure/Google Cloud) a plus; strong problem solving and communication.
Python, Java, Scala, SQL, MySQL, PostgreSQL, NoSQL, AWS, Azure, Google Cloud
1mo
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Software Engineer (Mid level - Clearance Required) - (US - Remote)
Reston or United States
$81k-$139k/yr RemoteFull Time
3+ YOEActive Top Secret clearance; 3+ years software engineering; US citizenship; remote US with occasional travel; experience with Java/Python/JavaScript; Agile; DoD/government experience.
Java, Python, C#, JavaScript, React, Angular, AWS, Azure, GovCloud, CI/CD, DevOps, APIs, Databases
1mo
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Staff Software Engineer - Reporting and Fundraising
United States or Canada
$180k-$220k/yr RemoteFull Time
7+ YOEBachelor's degree or equivalent; 7+ years web app experience; expert in Python/Node/TS/Java; React; AWS; Docker/Kubernetes; SQL databases; strong leadership and collaboration.
React, Python, Node, TypeScript, Java, C++, C#, Django, Rails, Pyramid, PostgreSQL, MySQL, AWS, Docker, Kubernetes, Linux
2mo
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Sr. Software Engineer in Test
Sunnyvale, California, United States
$150k-$180k/yr HybridFull Time
5+ YOE5–8 years in SDET or Systems Engineering; distributed systems; database internals; C++, SQL, Python, Java; Linux, CI/CD; AI tooling; strong debugging.
C++, SQL, Python, Java, Linux, Git, CI/CD
3w
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Staff Backend Engineer - Commerce
San Francisco, California, United States
$230k-$270k/yr OnsiteFull Time
8+ YOE8+ years in backend systems; leadership; relational DB design; cross-functional collaboration; proficient in Golang/TypeScript/Python/C/C++/Java; distributed systems knowledge; IaC; payments experience; Kubernetes; CS/CE degree.
Golang, TypeScript, Python, C++, Java, Terraform, AWS CDK, Pulumi, Kubernetes, Stripe
1w
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Senior Software Engineer, R37
United States
$105k-$207k/yr RemoteFull Time
Proven experience building and operating large-scale data platforms; proficiency in Python, Java, Go, Rust, TypeScript, Kotlin, or C#; cloud experience (AWS, GCP, or Azure); strong technical leadership; interest in AI-native tools.
Python, Java, Go, Rust, TypeScript, Kotlin, C#, AWS, GCP, Azure, Snowflake, Databricks, Palantir, EMR, Athena, Cursor, Windsurf, Lovable
1mo
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Forward Deployed Engineer - US
United States
RemoteFull Time
3+ YOE3+ years as software engineer/SRE/platform engineer or customer-facing engineering; strong Kubernetes and cloud-native infra experience; OpenTelemetry familiarity; production code in Go/Python/Java/TypeScript; excellent communication; remote-friendly.
Kubernetes, OpenTelemetry, Go, Python, Java, TypeScript, Cloud-native, Observability
1mo
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Sr Software Engineer, AI Security Platform
United States or Canada
RemoteFull Time
7+ YOE7+ years in software/security engineering; ML or large-scale analytics; security telemetry and threat detection; Python/Go/Java/Rust; distributed systems; cloud and CI/CD; security platforms like SIEM/EDR.
GitHub Copilot, Claude, Python, Go, Java, Rust, Kubernetes, AWS, Azure, GCP, CI/CD, SIEM, EDR
2w
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Senior Machine Learning Engineer*
Redwood City, California, United States
$170k-$256k/yr HybridFull Time
5+ YOE5-7+ years of ML engineering; strong production-grade coding; Python/Scala/Java; MLOps/DevOps; MS/PhD in CS or related; experience with LLM/RAG and distributed frameworks a plus.
Python, Scala, Java, CI/CD, Terraform, Containerization, Kubernetes, Langchain, LlamaIndex, Guardrails, Elasticsearch, Spark, Kafka
2mo
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Staff Software Engineer, Data Ops
Palo Alto, California, United States
$207k-$258k/yr OnsiteFull Time
5+ YOE5+ years of software engineering or ML/Dev/Data Ops; Kubernetes, AWS CI/CD, Terraform, IaC; cloud monitoring; Python/Go/Java; GitLab/Jenkins; microservices; AWS security knowledge.
Kubernetes, AWS, Terraform, AWS CloudFormation, AWS CDK, Datadog, Prometheus, GitLab, Jenkins, Allure, Python, Go, Java, EKS, ECS, S3, Lambda, RDS, CloudWatch, Docker, GitOps
1w
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Senior Software Engineer, Reporting Experience
New York City or Reno or San Ramon
$153k-$210k/yr HybridAll Commitments Available
5+ YOE5+ years in software engineering; 5+ years front-end with React/Jest/JavaScript/TypeScript; proficiency in Kotlin/Java/Python; experience with automated testing; eagerness to learn; strong problem-solving and communication.
React, Jest, JavaScript, TypeScript, Kotlin, Java, Python, Docker, AWS, GraphQL, RESTful APIs
2mo
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Developer Support Engineer
Sunnyvale or United States
$100k-$105k/yr HybridFull Time
3+ YOE3-5+ years customer-facing experience; Linux and debugging skills; Java or other compiled language; scripting in Bash/Python/Groovy; knowledge of databases/LDAP/Apache/Tomcat; DevOps exposure.
Linux, Bash, Python, Groovy, Java, LDAP, Apache, Tomcat, nginx, httpd, DevOps
1mo
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Cloud Software Engineer - DevOps
Irvine, California, United States
$125k-$160k/yr OnsiteFull Time
2+ YOEBachelor’s degree or above in CS/Software Engineering; 2+ years DevOps/platform experience; AWS; CI/CD tooling; programming in Java/Python/Bash; Kubernetes/Istio; logging/monitoring; Git/Gitea; strong problem-solving and collaboration.
Java, Python, Bash, Jenkins, Argo Workflows, Kubernetes, Istio, Loki, ELK, Prometheus, VictoriaMetrics, Git, Gitea
2mo
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Senior Software Engineer - Data Engineering - Moloco Commerce Media
Menlo Park, California, United States
$184k-$244k/yr OnsiteFull Time
6+ YOE6+ years software engineering; strong in Java, C#, Go, C++, Python; SQL/NoSQL; cloud platforms; distributed systems; data pipelines; ETL; data modeling; collaboration and mentoring.
Java, C#, Go, C++, Python, SQL, NoSQL, AWS, Azure, Google Cloud, ETL, Distributed Systems
1mo
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Software Research Engineer
Sunnyvale or Denver
$170k-$210k/yr HybridFull Time
7+ YOEPhD in CS/CE or related field; 7+ years in distributed systems research; strong publications; programming in C/C++, Java, Python; US citizenship.
C/C++, Java, Python
1mo
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Senior Solutions Engineer
Redwood City, California, United States
$190k-$220k/yr HybridFull Time
5+ YOE5+ years in technical consulting or solutions engineering; strong Python, Golang, or Java; experience with TypeScript/JavaScript/React; OpenAPI 3.0 and API security familiarity; proven project estimation and delivery; distributed applications in on-site and cloud datacenters; CS fundamentals; interest in AI/NLP/LLM.
Python, Golang, Java, Typescript, Javascript, React, OpenAPI 3.0, API security, PyTorch, JAX, Transformers, GPT, LLAMA, MoE, gRPC, Kubernetes, GCP, Vertex AI
1d
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Lead Software Engineer
United States
$220k-$240k/yr RemoteFull Time
6+ YOE6+ years of software engineering (backend or full-stack); strong Python and/or Java; experience with FastAPI and Spring Boot; API design, event-driven systems, and distributed architectures; AI-related experience; leadership; AWS, Kubernetes, and CI/CD familiarity; remote US work eligibility.
Python, Java, FastAPI, Spring Boot, REST, OAuth2, JWT, AWS, Kubernetes, CI/CD
1mo
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Technical Lead - Software Developer, Data Foundry
San Francisco or San Diego or Boston or Louisville or Indianapolis
$152k-$244k/yr OnsiteFull Time
5+ YOE5–10+ years scientific software development; Python and another language; REST APIs, data pipelines, microservices; experience with scientific datasets.
Python, Java, C#, Go, TypeScript, Rust, SQL, REST APIs, Microservices, MLflow, Weights & Biases, Docker, Kubernetes, AWS, Azure, GCP, Prefect, Airflow, Nextflow, Postgres, Redshift, Snowflake, BigQuery, LIMS, ELN, Benchling, RDKit, Schrödinger, MOE, Git, Linux, Bash
1d
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Senior Software Engineer, Information Security
Mountain View, California, United States
$160k-$190k/yr HybridFull Time
6+ YOE6+ years software/security engineering; 2+ years building detections on enterprise SIEMs; Python/Java/Bash; AWS; MITRE ATT&CK/NIST CSF; SOC 2/FedRAMP/ISO HIPAA experience
Splunk, OpenSearch, Securonix, Python, Java, Bash, AWS, SageMaker, Lambda, IAM, EDR, CIS Controls, MITRE ATT&CK, NIST CSF, STIX/TAXII, MISP
2mo
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Software Development Engineer in Test (Application Pod)
Bengaluru or San Mateo
HybridFull Time
3+ YOE3+ years SDET/QA automation; strong Python, Go, JS/TS/Java; AWS, distributed systems, CI/CD; observability tooling; performance/chaos testing.
Python, Go, JavaScript, Typescript, Java, AWS (EC2, ECS, CloudWatch, Lambda, DynamoDB, S3), AWS OpenSearch/Elasticsearch, CI/CD (GitHub Actions), pytest, Postman, JMeter, Grafana, Prometheus, OpenSearch, Kubernetes, Kafka, SQS, S3, Lambda, DynamoDB, EC2
1mo
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AI Engineer
El Segundo, California, United States
$78k-$176k/yr RemoteFull Time
2+ YOE2+ years in AI/ML, software development, and related fields; experience with generative AI, Python/Java/C#, and ML/deep learning; ability to obtain a Secret clearance; Bachelor’s degree.
Python, Java, C#, LangChain, LangGraph, LLMs, GPU programming, Docker, CUDA, RAPIDS
1mo
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Staff AI Engineer – Agentic AI and Automaton
San Francisco or Lehi or Plano
$195k-$244k/yr HybridFull Time
10+ YOE10+ years of experience building scalable backend/data/AI systems; strong Java/Spring Boot and/or Python; cloud-native architectures (AWS/GCP); data pipelines; AI/ML integration; leadership and mentoring.
Java, Spring Boot, Python, AWS, GCP, Kubernetes, Docker, PostgreSQL, React, Angular, Claude Code, GitHub Copilot, Cursor, Gemini
2mo
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Software Engineer - Systems Engineering AI Tooling
Sunnyvale, California, United States
$125k-$185k/yr HybridFull Time
2+ YOE2+ years backend software development; Python; REST/GraphQL APIs; data modeling; CI/CD; Bachelor's in CS/Software/Robotics/Electrical Engineering.
Python, Java, C, C++, REST, GraphQL, CI/CD, APIs
3mo
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Senior Developer
Santa Rosa, California, United States
$172k-$192k/yr OnsiteFull Time
5+ YOEBachelor’s degree in computer science or related field; 5 years software development/architect experience; API and integration tooling experience.
Java, .NET, Python, MS SQL Server, IBM DB2, Oracle, SOA, Microservices, SCRUM, WebMethods, MuleSoft, Tibco, API Gateway
1w
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Application Engineer
San Jose, California, United States
OnsiteFull Time
5+ YOEMaster or bachelor in engineering; 5+ years experience; Java/C++ and scripting; IC test/Applications experience; customer interaction; travel ~20%
Java, C, C++, Python, Perl, SmarTest
2mo
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Senior Software Development Engineer
San Jose, California, United States
$199k-$279k/yr HybridFull Time
8+ YOE8+ years in professional software engineering; strong AWS (EKS, ECS, EC2, S3, RDS), Kubernetes at scale, infrastructure as code (Terraform/CloudFormation), Helm, CI/CD tooling, and production-grade platform automation; programming in Go, Python, or Java; experience with secure, observable, and cost-efficient cloud platforms.
AWS, Kubernetes, EKS, Terraform, CloudFormation, Helm, Spinnaker, Jenkins, GitHub Actions, GitLab CI, Go, Python, Java, Prometheus, Grafana, Datadog, OpenTelemetry, Jaeger, Cost Explorer
1mo
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Test Automation Engineer – AI Network & Observability Platform
Santa Clara, California, United States
OnsiteFull Time
8+ YOE8+ years software testing; 5+ years test automation; strong Python/Java/Go; Selenium/Playwright, Pytest, Robot Framework, JUnit; CI/CD; observability tools.
Python, Java, Go, Selenium, Playwright, Pytest, Robot Framework, JUnit, Jenkins, GitLab CI, Prometheus, Grafana, ELK
1mo
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Entry/Mid-Level Full stack developer
North America
$50k-$70k/yr RemoteFull Time
0+ YOEEntry to mid-level full stack developer with BS in CS or related field; strong JS/Python; front-end and back-end skills; Git; remote, full-time.
JavaScript, Python, Java, C#, React, Angular, Vue.js, Node.js, Express, Django, Flask, HTML5, CSS3, Git, Docker, Kubernetes, CI/CD
2mo
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IT Application Developer (AI-Driven IT Ops) Intern
Palo Alto, California, United States
$28-$60/hr OnsiteInternship
Master’s student or recent graduate; proficient in Python/Go/Node.js/Java; familiar with Next.js/Vue/React and TypeScript; knowledge of MySQL/PostgreSQL/NoSQL; experience with AI apps, RAG, or agent frameworks; strong English communication.
Python, Go, Node.js, Java, Next.js, Vue, React, TypeScript, MySQL, PostgreSQL, NoSQL, Git, LangChain, LlamaIndex, Autogen, Kubernetes, Docker, Prometheus, Grafana
6d
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Density Fill Development Engineer Intern
Phoenix or Santa Clara or Hillsboro
$93k-$126k/yr OnsiteInternship
0+ YOEMaster's student in Electrical/Computer/Software Engineering; coursework in Digital Design, VLSI, Device Physics/CMOS, Software Eng, Programming Languages/Compilers, Computer Architecture; proficient in C/C++, Python or Java; good debugging and teamwork.
C, C++, Python, Java
2mo
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Software Engineer, Cloud/Backend - SCP (Hybrid)
Sunnyvale, California, United States
$120k-$180k/yr HybridFull Time
5+ YOE5+ years backend experience; strong in distributed systems; proficient with Go, Python, Java/C#; experience with cloud services (AWS, GCP, OCI); knowledge of Cassandra, Kafka, Elasticsearch/OpenSearch, Redis; able to work in a hybrid Sunnyvale, CA environment.
Go, Python, Java, CSharp, C++, AWS, GCP, OCI, Kafka, Cassandra, Elasticsearch, OpenSearch, Redis, Linux
1w
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Principal Search Engineer - Lucene, Elasticsearch, Solr
United States
$115k-$192k/yr RemoteFull Time
Expertise with Lucene, Elasticsearch, Solr; large-scale search systems experience; Java/Python/Scala; Spark/Spark Streaming/Airflow; distributed systems; CI/CD; agile methodologies; independent problem solving.
Lucene, Elasticsearch, Solr, Spark, Spark Streaming, Airflow, Java, Python, Scala
HiringCafe market data
Java Python Developer Jobs market signals in California, United States
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
2,100+
Hiring companies
750+
Fresh sample
45% new in 30d
Salary visibility
80% show pay
Companies appearing in this market
AdvantestCrowdStrikeDecisionPointIntelReal-Time InnovationsRivianTP-LinkBooz Allen Hamilton
Work location mix in visible results
Onsite: 27Hybrid: 24Remote: 18
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