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28 api test engineer jobs at 20 companies in Lake Elsinore, CA

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Senior Software Engineer in Test
Irvine, California, United States
$157k-$185k/yr OnsiteFull Time
Field AI
Field AI: Develops autonomous software brains for robots in unstructured environments.
5+ YOE5+ years software engineering experience; strong TypeScript/JavaScript skills; deep Playwright experience; CI/CD pipeline management; testing for web APIs and complex simulation/hardware interactions.
Playwright, TypeScript, JavaScript, REST, GraphQL, GitHub Actions, GitLab CI, CircleCI, Docker, AWS, GCP
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1mo
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Software Integration Test Engineer -SCADA
Irvine or Houston
$65k-$105k/yr HybridFull Time
ETAP
ETAP: Electrical power system modeling and analysis software solutions.
2+ YOE2+ years testing software integrations or enterprise/industrial applications; REST API and OPC UA familiarity; basic power systems understanding; strong troubleshooting and communication; U.S. work authorization required.
Postman, Swagger, Insomnia, OPC UA, Wireshark, Fiddler, JSON, XML, SQL, Python, PowerShell, Jira, REST APIs, OAuth
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1mo
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Software Development Engineer in Test Contractor (SDET Contractor)
Los Angeles or Aliso Viejo
$52-$78/hr OnsiteContract
Sony Interactive Entertainment
Sony Interactive EntertainmentNYSE: SONY: Provides PlayStation gaming hardware, software, and digital network services.
3+ YOE3+ years in test automation or software quality engineering, strong Java and JUnit skills, API testing and OpenAPI/Swagger experience, CI/CD and Git familiarity, bachelor's degree or equivalent experience preferred.
Java, JUnit, gRPC, OpenAPI, Swagger, Git, Jenkins, GitHub Actions, Spring Boot, IntelliJ IDEA, Splunk, AWS, Python, Node.js, JavaScript, HTML, CSS
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1d
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QA Engineer III
Irvine, California, United States
$108k-$128k/yr HybridFull Time
KFC Pan Europe
KFC Pan EuropeNYSE: YUM: Quick-service restaurant chain specializing in fried chicken products.
3+ YOEBachelor's degree and at least 3 years of hands-on experience with POS, Voice AI, databases, AWS, Linux, APIs, Python, JavaScript, TypeScript, test automation, and validation methodologies.
POS, Drive Thru Voice AI Systems, Touch KDS, Drive Thru Menu, Order Confirmation Board, eCommerce, Linux, MongoDB, AWS DynamoDB, AWS Lambda, AWS S3, AWS CloudWatch, Couchbase, Power BI, KQL, JSON, XML, REST API, Python, JavaScript, TypeScript, Microsoft Office, Notepad++, Postman, test automation, Agile
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2w
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Sr. Software Engineer
Lake Forest, California, United States
OnsiteFull Time
Cognizant
CognizantNasdaq: CTSH: Provides IT consulting and digital business process services.
5+ YOE5+ years software engineering experience; strong JavaScript/TypeScript and React; experience with micro-frontends, frontend SDKs, REST API integrations, and automated testing (Jest, Cypress, Playwright).
JavaScript, TypeScript, React, Jest, Cypress, Playwright, REST APIs
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2mo
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Senior .NET Engineer
Carlsbad or United States
HybridFull Time
NTENT
NTENT: Develops semantic search and natural language processing technology platforms.
3+ YOE3+ years experience; .NET Core and C#; multi-threaded programming; REST APIs; scalable architectures; distributed data stores (Aerospike, Elasticsearch, Kafka); testing.
.NET Core, C#, REST API, Aerospike, Elasticsearch, Kafka, Docker, Kubernetes, Git, React, JavaScript, TypeScript, HTML, CSS
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QA Engineer III
Irvine, California, United States
$108k-$128k/yr HybridFull Time
Yum! Brands
Yum! BrandsNYSE: YUM: Global operator of quick-service restaurant brands.
3+ YOEBachelor's degree and 3+ years of hands-on experience with POS and Voice AI systems, databases, test automation, Linux, AWS, APIs, Python, JavaScript, TypeScript, JSON, XML, and validation methodologies.
Linux, MongoDB, AWS DynamoDB, AWS Lambda, AWS S3, AWS CloudWatch, Couchbase, Microsoft Power BI, KQL, JSON, XML, REST API, Python, JavaScript, TypeScript, Microsoft Office, Notepad++, Postman, POS, Touch KDS, Bright Horizons
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3d
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Principal Software Development Engineer
Escondido or San Diego
$140k-$200k/yr HybridFull Time
One Stop Systems
One Stop SystemsNASDAQ: OSS: Manufacturer of high-performance ruggedized edge computing systems.
5+ YOEB.S. in Software Engineering and 5+ years' experience. Strong TypeScript, Angular, RxJS, web APIs, testing, Git, and debugging skills; excellent communication and problem-solving.
HTML DOM, Fetch, XHR, Storage, UI Events, Navigation, TypeScript, ReactiveJS (RxJS), AI-assisted programming tools, Angular 14+, PrimeNG, Chart.js, Cypress, Git, Microsoft Office Suite, Adobe Acrobat, Revit, AutoCAD
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Staff Software Engineer
Irvine, California, United States
OnsiteFull Time
BD
BDNYSE: BDX: Manufactures medical devices, surgical instruments, and pharmacy automation systems.
7+ YOEBachelor's in CS/IS/engineering required (Master's preferred); 7+ years building large-scale healthcare software; 2-3 years running production on AWS; experience leading engineers; expertise in Go, Java, React/JavaScript, HL7/FHIR, RESTful APIs, cloud services and testing.
Go, Java, React, JavaScript, AWS, AWS Step Function, Airflow, HL7/FHIR, RESTful APIs
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1mo
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Software Developer II
Brea, California, United States
$31-$35/hr RemoteFull Time
HdL Companies
HdL Companies: Provide revenue management and software solutions for local governments.
5+ YOEBachelors in Computer Science or related, 5+ years developing and testing code, experience with .Net C#, Visual Basic, RDBMS/SQL, MVC, AngularJS, Crystal Reports, GIS, APIs, Microsoft Internet Information Server, and debugging tools.
.Net, C#, Visual Basic, RDBMS/SQL, MVC, AngularJS, Crystal Reports, GIS, APIs, Microsoft Internet Information Server, source debuggers, visual development environments
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3w
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Software QA Engineer
Carlsbad, California, United States
$75k-$100k/yr OnsiteFull Time
HM Electronics
HM Electronics: Provides specialized communication and timing solutions for various industries
0+ YOEBS in CS or CE,0-3 years QA/test automation experience with IoT,CI/CD,Python; knowledge of MQTT,WebSockets,API testing and test frameworks; strong analytical and communication skills.
Playwright, Postman, Cucumber, Behave, GitHub Actions, Azure DevOps, Docker, Pact, Python, MQTT, WebSockets, HTTP, JSON, REST, Jira, Xray, Confluence, NVIDIA Jetson, GitHub Copilot, Linux
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Principal QA Engineer
Irvine, California, United States
$140k-$185k/yr HybridFull Time
Ventura Foods
Ventura Foods: Manufactures custom food solutions for foodservice and retail businesses.
5+ YOE5+ years QA automation experience; strong Python or Java with PyTest/TestNG, Playwright/Selenium; CI/CD with Jenkins/GitHub Actions; API and performance testing; ERP testing experience; bachelor’s degree preferred.
Python, Playwright, PyTest, Java, TestNG, Jenkins, GitHub Actions, QMetry, Postman, SoapUI, Apache JMeter, LoadRunning, JDE EnterpriseOne, SAP, Oracle, Oracle Fusion, Selenium
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2mo
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Lead QA Engineer
Los Angeles or Tustin or Dallas
$132k-$167k/yr HybridFull Time
Lendistry
Lendistry: Technology-enabled lender providing capital to small businesses.
5+ YOE2+ Mgmt5–8+ years software quality assurance, 2+ years in leadership; manual and automated testing; Selenium/Cypress/Playwright; API testing; CI/CD; Agile; Jira; programming in JavaScript/Python/Java.
Selenium, Cypress, Playwright, Postman, REST Assured, Jenkins, GitHub Actions, GitLab CI, Jira, JavaScript, Python, Java
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1mo
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Senior Quality Automation Engineer
Irvine, California, United States
$93k-$131k/yr OnsiteFull Time
Cotality
Cotality: Provider of property intelligence, data, and analytics solutions.
1+ YOEBachelor's in Computer Science (or related) plus 1 year experience; expertise in Java/Python/JavaScript, Selenium/TestNG/JUnit, Jenkins, API testing tools, Git, Jira, performance testing, and SQL.
Java, Python, JavaScript, Selenium, TestNG, JUnit, Jenkins, Postman, Rest Assured, SoapUI, Git, Jira, JMeter, LoadRunner, SQL
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1mo
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Product Engineer II - Cloud Infrastructure
Redlands, California, United States
$80k-$133k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years experience with GIS technologies and software testing/development; cloud deployment (AWS/Azure/Google Cloud) experience; test plan and automation skills; REST API and scripting proficiency; Bachelor’s degree required.
ArcGIS Enterprise, ArcGIS Online, AWS, Azure, VMware, EC2, S3, SQS, Azure Virtual Machines, Storage, Kubernetes, Google Cloud, REST APIs, AWS CloudFormation, Azure Resource Manager (ARM), Helm charts, SQL Server, Oracle, PostgreSQL, DB2, Selenium, JMeter, ReadyAPI, Java, Python
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1mo
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Senior SDET — Automation Quality & Test Engineering
Irvine or United States
$125k/yr RemoteFull Time
Success Lending
Success Lending: Modern, agent-aligned mortgage lending services for homebuyers.
6+ YOE6+ years software engineering (4+ in test automation); strong coding in TypeScript, JavaScript, Python, Java, or C#; experience building API/UI test frameworks, CI/CD integration, testing multi-system integrations, and daily use of AI coding tools.
TypeScript, JavaScript, Python, Java, C#, Postman, REST-assured, pytest, supertest, Playwright, Cypress, GitHub Actions, GitLab CI, Jenkins, Azure DevOps, Blue Sage, Encompass, Kwikie, Gateless, Cotality, AUS, DU, LP, Claude Code, GitHub Copilot, Cursor
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3w
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LoopNet - Senior Software Engineer
Irvine, California, United States
$124k-$187k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Global provider of commercial and residential real estate data.
7+ YOE7+ years production C#/.NET development, bachelor's degree, experience building APIs/backends, testing, cloud (AWS) experience, mentoring, and familiarity with AI coding tools.
C#, .NET, .NET Core, Claude Code, GitHub Copilot, Vue.js, React, TypeScript, Microsoft SQL, MySQL, AWS S3, SQS, DynamoDB, ElastiCache, Apache Kafka, Datadog, Docker, Kubernetes, CI/CD, BigQuery, Databricks, Snowflake, Python
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1mo
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Senior Software Quality Assurance Engineer - Cloud Services
Irvine, California, United States
$135k-$170k/yr OnsiteFull Time
TP-Link
TP-Link: Global manufacturer of networking hardware and smart home devices.
7+ YOEBachelor's in CS or related, 7+ years in software quality engineering for cloud/backend systems, REST API testing, Docker/Kubernetes, AWS, Kafka/MySQL/MongoDB/Redis familiarity, Python or Java automation experience, performance testing and strong communication.
Docker, Kubernetes, Kafka, MySQL, MongoDB, Redis, AWS, Python, Java, GitHub Copilot, CI/CD
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3w
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LoopNet - Senior Software Engineer
Irvine, California, United States
$124k-$187k/yr HybridFull Time
CoStar Group
CoStar GroupNASDAQ: CSGP: Provides global real estate information, analytics, and online marketplaces.
7+ YOEBachelor's degree,7+ years production C#/.NET development,AWS experience,unit and automated testing,API/backend design,mentoring experience,experience with AI coding tools (Claude Code or GitHub Copilot).
C#, .NET, .NET Core, Claude Code, GitHub Copilot, Vue.js, React, TypeScript, Microsoft SQL, MySQL, AWS, S3, SQS, DynamoDB, ElastiCache, Apache Kafka, Datadog, Docker, Kubernetes, CI/CD, BigQuery, Databricks, Snowflake, Python
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1w
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Lead Software Quality Assurance (QA) Automation Engineer
Colorado Springs or Arlington or Seal Beach
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
10+ YOE10+ years experience in software testing/engineering with leadership experience; hands-on Cypress/Playwright automation, JavaScript/TypeScript, Python/Bash, RDBMS, Linux, REST API testing, Kubernetes; active Secret clearance (upgradeable to TS/SCI).
Cypress, JavaScript, TypeScript, Postgres, MySQL, Linux, Playwright, Python, Bash, PyTest, JUnit, Kubernetes, Kafka, ActiveMQ, Jira, Jenkins, GitLab, Ansible, AWS, Docker, GitLab CI
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