66 java api testing jobs at 38 companies in Union City, CA
4h
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Sr. Java backend developer
Sunnyvale, California, United States
$110k-$130k/yr HybridFull Time
12+ YOE12+ years of experience designing Java full-stack commerce solutions and Spring Boot microservices, with expertise in APIs, testing, cloud-ready architectures, security, performance, and data modeling.
Java, Spring Boot, Spring Boot microservices, RESTful, API, testing frameworks, build tools, version control systems, containerized deployments
5h
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Sr. Java backend developer
Sunnyvale, California, United States
$110k-$130k/yr HybridFull Time
12+ YOERequires 12+ years of experience with Java, Spring Boot microservices, full-stack commerce solutions, RESTful APIs, data modeling, testing, cloud-ready architectures, security, and performance tuning.
Java, Spring Boot, REST, API, Microsoft Azure
1d
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Java Tech Lead
Sunnyvale, California, United States
$85k-$130k/yr RemoteFull Time
Advanced Spring Boot microservices and Java full-stack expertise; scalable API, REST, data modeling, testing, CI/CD, security, performance, containers, and cloud architecture experience.
Java, Spring Boot, REST, CI/CD
2mo
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QA Automation Engineer (SDET) AI-Enhanced Testing
Mountain View, California, United States
$120k-$140k/yr OnsiteFull Time
Experience with manual and automated testing, QA methodologies, SQL, test automation frameworks, API testing, CI/CD, and proficiency in at least one language (JavaScript, Python, Java).
JavaScript, Python, Java, SQL, Playwright, Cypress, Selenium, CI/CD
2d
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Software Development Engineer in Test Intern（TikTok-Testing）- 2027 Summer
San Jose, California, United States
OnsiteInternship
Currently pursuing CS/Electrical Engineering degree, fluent in Python, familiar with Java/Objective-C/Golang, available for a 12-week Summer 2027 internship, knowledge of API and software testing concepts.
Java, Python, Objective-C, Golang, RPC, REST API
2mo
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Delivery Excellence - Tech Enablement - Senior Developer - Manager
New York or Tampa or Atlanta or Chicago or Washington or Dallas or Los Angeles or Miami or Boston or San Diego or San Francisco or Silicon Valley or Philadelphia or Seattle
$99k-$232k/yr OnsiteFull Time
4+ YOE2+ MgmtBachelor's degree; 4+ years in software engineering; strong Java, Python, C++, and JavaScript; experience leading teams; API management; CI/CD; ATDD a plus.
Java, Python, C++, JavaScript, APIs, CI/CD, Application frameworks, Software testing
1w
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Senior Quality Assurance Engineer
Sunnyvale, California, United States
$220k-$240k/yr HybridFull Time
4+ YOEMaster's in Computer Engineering/Computer Science plus 4 years QA experience; strong skills in Java, Python, Selenium, REST API testing, CI/CD, Jenkins, AWS, SQL, JMeter, and test documentation.
Python, Java, Selenium, REST API, Jenkins, AWS, Kubernetes, SQL, Oracle, JMeter, Visual Studio Code, Rally, JIRA, CI/CD
3mo
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Sr Software Development Engineer in Test, ML
San Mateo, California, United States
$183k-$275k/yr HybridFull Time
5+ YOE5+ years as an SDET; strong backend testing; Python/Java/Scala/Go for test automation; API testing; CI/CD experience; cloud/container tech; ML/probabilistic systems testing.
Python, Java, Scala, Go, Postman, Jenkins, GitHub Actions, ArgoCD, pytest, JUnit, TestNG, AWS, GCP, Kubernetes, Docker, Prometheus, Grafana, Datadog
3w
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Hardware Server Engineer
Cupertino or Austin
$80k-$135k/yr OnsiteFull Time
5+ YOE5+ years industry experience, strong Java/Kotlin proficiency, API/REST test automation experience, BS/MS in Computer Science or equivalent, CI/CD and containerization familiarity.
Java, Kotlin, REST, API, Docker, Kubernetes, AI/ML
2d
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Sr. Software Engineer - Test (SDET)
Scottsdale or San Francisco or Chicago or New York City
$106k-$130k/yr HybridFull Time
5+ YOEBachelor's degree required. 5+ years developing software or test automation using two of Java, Ruby, Node.js, or Objective-C. Experience with CI/CD, test automation for API/web/mobile, and test frameworks.
Java, Ruby, Node.js, Objective-C, GitLab, GIT, Eclipse, Android Studio, Xcode, Bamboo, Harness, Splunk, AppDynamics, Appium, Selenium, WebDriver, Rest-Assured, Cucumber, AWS, Kubernetes, BrowserStack, Perfecto Mobile, Device Anywhere, Amazon Device Farm
1mo
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Software Development Engineer in Test, AI Platform
Santa Clara, California, United States
OnsiteFull Time
4+ YOE4+ years SDET experience; coding in TypeScript, JavaScript, Rust, Python, Java, or Go; test automation with Playwright/Cypress/Selenium; performance testing with k6/JMeter/Gatling/Locust; web, API, backend and cloud testing.
TypeScript, JavaScript, Rust, Python, Java, Go, Playwright, Cypress, Selenium, k6, JMeter, Gatling, Locust, CI/CD
3mo
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Software Engineer, Full Stack
San Francisco, California, United States
$176k-$227k/yr HybridFull Time
2+ YOE2-4 years of full-stack experience; strong HTML/CSS/JavaScript; knowledge of Python/Java/Go/Node.js; MySQL or relational DB; experience with microservices and API design; strong coding and testing skills.
HTML, CSS, JavaScript, Python, Java, Go, Node.js, MySQL, Relational databases, Microservices, API design
2mo
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Software Engineer
Menlo Park, California, United States
$113k-$155k/yr HybridFull Time
1+ YOETesting mobile and web apps; manual and automated testing; API testing; Appium/Selenium/Playwright; Python or Java; defect tracking; one year of related experience; background checks.
Appium, Selenium, Playwright, REST API testing, Python, Java
2mo
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Associate Principal SDET
Milpitas, California, United States
$160k-$180k/yr HybridFull Time
2+ YOE5+ MgmtLead architecture of automation and quality engineering; extensive test automation and leadership experience; strong Java/Python; AI tools experience; cloud API testing; CI/CD; security testing.
Playwright, PyTest, Robot Framework, Karate, Java, Python, Jenkins, GitLab CI, Maven, Gradle, JMeter, Gatling, SAST, DAST, axe-core
2mo
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Software Engineer - AI Agentic Product Dev Team (US)
Santa Clara, California, United States
$121k-$161k/yr HybridFull Time
2+ YOE1-2 years software engineering; backend/full-stack; Python plus another language (Java/Go/TypeScript); experience with LLMs/NLP/ML; APIs, distributed systems; prompting, embeddings, model inference; strong testing and problem solving.
Python, Java, Go, TypeScript, LLMs, NLP, APIs, Distributed Systems, Flask, React, SQL, MySQL, Airflow, Spark, Docker, AWS
3mo
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Software Engineer 5 - Payments Experience Automation Infrastructure
Los Gatos, California, United States
$388k-$558k/yr OnsiteFull Time
10+ YOEAutomation engineer with end-to-end testing strategy and AI-driven infra; expertise in Playwright/Selenium, API/contract testing; Java, JavaScript, Python; experience with payments/checkout systems.
Java, JavaScript, Python, GraphQL, GitHub Actions, Selenium WebDriver, Playwright, Jest, Cucumber, Mocha
3w
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Software Engineer — Model & Partnerships Management (Agentic Builders Experience team)
San Jose, California, United States
$139k-$258k/yr OnsiteFull Time
5+ YOE5+ years software engineering; production code in Python, Go, or Java; API integrations and backend services experience; familiarity with LLM APIs/AI systems; testing, observability, DevOps, and secure programming skills.
Python, Go, Java, LLM APIs
2w
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Backend Developer
San Francisco, California, United States
RemoteFull Time
3+ YOE3+ years backend development, proficiency in Python/Java/Node.js/Go/C#, API design (REST/GraphQL/event-driven), SQL/NoSQL knowledge, API security, Git, automated testing and deployment workflows.
Python, Java, Node.js, Go, C#, REST, GraphQL, SQL, NoSQL, Git, AWS, Azure, Google Cloud, Kubernetes
4w
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Test Architect
San Francisco, California, United States
$190k-$250k/yr OnsiteFull Time
8+ YOE8–12 years in test engineering for regulated SaMD, deep QMS knowledge (ISO 13485, IEC 62304, ISO 14971, 21 CFR Part 820), expert Selenium/Playwright, API testing, CI/CD and cloud (AWS), programming skills (Python, TypeScript/JavaScript, Java, C#).
Selenium, WebDriver, Playwright, REST Assured, Postman, Karate, Pact, Python, TypeScript, JavaScript, Java, C#, AWS, k6, Locust, JMeter, Gatling, WinAppDriver, DICOM, HL7, WebGL, Ketryx, Jama, Polarion
2w
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Senior Software Engineer, AI-Accelerated Digital Commerce
Sunnyvale or Austin or Warren or Mountain View
$129k-$198k/yr HybridFull Time
5+ YOE5+ years software experience with Java/Node.js, API and system design, React/Next.js, practical use of AI in development, test automation, and strong engineering discipline.
React, Next.js, Node.js, Java, Shopify, Model Context Protocol (MCP), LangChain, vector databases
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