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27 api test engineer jobs at 17 companies in West Haven, CT

2mo
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Senior API Integration Quality Engineer – Healthcare
Bloomfield or Franklin
$53k-$93k/yr OnsiteFull Time
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
5+ YOE5+ years in end-to-end or integration quality engineering; strong API testing with Postman; HL7 FHIR expertise; REST API testing; Jira; Agile/SAFe.
Postman, Jira, HL7 FHIR, REST API, Playwright, CI/CD
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1mo
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Test Automation Engineer II
Melville, New York, United States
$104k-$176k/yr HybridFull Time
Resideo
ResideoNYSE: REZI: Manufacturing and distributing home comfort and security solutions.
3+ YOE3+ years automation test development for embedded products; expertise in Java, Python or C++; experience with REST API/MQTT/Matter; strong analytical, communication, and troubleshooting skills.
Java, Python, C++, REST API, MQTT, Matter, RS-232, SPI, I2C, Z-Wave, Zigbee, Wi-Fi, Bluetooth
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3d
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Senior Test Automation Engineer (Hybrid)
Hartford or Charlotte
$101k-$137k/yr HybridFull Time
Selective Insurance
Selective InsuranceNASDAQ: SIGI: Provider of commercial and personal property and casualty insurance.
8+ YOE8+ years in software test automation or test management, experience with UI and REST API automation, C#/Java/.NET/SQL, Azure DevOps/Azure, BDD/TDD, AGILE and CI/CD, and AI-enabled test automation capabilities.
Azure DevOps, Azure, C#, Java, .NET, SQL, BDD, TDD, MS Test, TestNG, JUnit, NUnit, GIT, Selenium WebDriver, Copilot, CI/CD, AGILE
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3mo
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Lead QA Engineer
Stamford or Irving
$86k-$118k/yr HybridFull Time
Gartner
GartnerNYSE: IT: Provides research and advisory services for business leaders.
7+ YOE3+ MgmtLead QA role with 7+ years in QA, hands-on automation, Selenium/WebDriver, REST API, AI initiatives, SaaS testing, and team leadership.
Selenium, WebDriver, REST API, Appium, Test Automation Framework
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2w
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Testing and Automation Engineer
Shelton, Connecticut, United States
$103k-$128k/yr OnsiteFull Time
Subway
Subway: Operates a global chain of quick-service sandwich restaurants.
3+ YOE3+ years testing/quality engineering experience; proficiency in test automation (UI/API/backend), performance testing, AI-assisted testing, CI/CD, and basic scripting in Java/JavaScript/Python/C#.
JMeter, Gatling, k6, Locust, Selenium, Cypress, Playwright, REST-assured, Postman, Java, JavaScript, Python, C#, CI/CD
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1w
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Sr Software Engineer
Hartford or St. Paul
$139k-$230k/yr HybridFull Time
Travelers
TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.
6+ YOEBachelor's in CS or STEM, 6+ years software engineering, leadership experience, cloud and API development experience, proficiency with CI/CD, observability, databases, and automated testing.
Claude, GitHub Co-Pilot, AWS (Serverless/EKS), AWS CDK, Terraform, React.js, Node.js, JavaScript, TypeScript, Python, Kafka, DB2, MySQL, PostgreSQL, MongoDB, DynamoDB, Dynatrace, ELK, OpenTelemetry, NUnit, XUnit, Moq, Jest, Cypress, Git, GitHub, CloudBees Jenkins, Jenkins Open Source, Microsoft Azure, Microsoft Azure DevOps, OAuth 2.0, OpenID Connect (OIDC), Jira, Rally
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5d
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Quality Engineer | Careers - Dassault Systèmes
Shelton, Connecticut, United States
$110k-$140k/yr OnsiteFull Time
Dassault Systèmes
Dassault SystèmesEuronext Paris: DSY: Develops 3D design and product lifecycle management software.
4+ YOE4+ years software QA experience with enterprise products, bachelor's in CS or related, expertise in AI/LLM validation, automation (JavaScript/Python), API and test design.
JavaScript, Python, SQL, REST APIs, JSON, OpenAI APIs, Azure OpenAI, LangChain, LangGraph, Selenium, SAHI, CI/CD, API Testing, Log Analysis
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1mo
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Senior Website Developer
Windsor, Connecticut, United States
$151k/yr RemoteFull Time
Voya Financial
Voya FinancialNYSE: VOYA: Provides retirement, investment, and insurance products and services.
5+ YOEBachelor's in CS/CE or related field; 5+ years as a software developer/engineer; .NET (C#) or Drupal; cloud, APIs, CI/CD, testing, and performance optimization experience.
C#, .NET, Drupal, Azure, Salesforce, CI/CD, Travis CI, GitHub Actions, Varnish, Memcached, Solr, shell scripting, Behat, PHPUnit
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3w
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Middle Office Software Developer
Norwalk or Rowayton
$115k-$200k/yr OnsiteFull Time
Graham Capital Management
Graham Capital Management: Manages alternative investment funds using quantitative and discretionary macro strategies.
5+ YOEBachelor's in computer science, 5+ years software development in financial services, experience with C#, Windows and web frameworks, SQL Server, messaging/SOA/APIs, Agile and unit/integration testing.
C#, Windows Forms, WPF, ASP.NET MVC, Angular, JavaScript, Web API, SQL Server, MOM, SOA, APIs, Agile, Coding agents and AI-assisted development tools
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2w
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Sr. Software Engineer (React Native)
Shelton, Connecticut, United States
$119k-$149k/yr OnsiteFull Time
Subway
Subway: Global restaurant chain specializing in made-to-order submarine sandwiches.
6+ YOE6+ years software engineering experience; strong JavaScript, Node.js, ReactJS and React Native skills; experience with REST APIs, unit/integration testing, CI/CD, version control, databases; BS in CS or equivalent preferred.
JavaScript, Node.js, ReactJS, React Native, REST APIs, CI/CD
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2mo
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AI Platorm Software Engineer
Dresher or Newton or Lake Mary or Hartford or Boston or Nashville or Philadelphia or Charleston or Indianapolis or Atlanta or Dallas or Orlando
$65k-$85k/yr RemoteFull Time
Ascensus
Ascensus: Administers tax-advantaged retirement and education savings plans.
3+ YOEUp to 3 years in technical support, QA, SDET, or engineering-adjacent roles; BS in CS/related; strong debugging, logs; AI/LLM exposure; SQL; API testing; ability to explain technical issues.
Postman, SQL, NewRelic, Langfuse, Azure DevOps, Cursor, Claude Code
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4w
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Senior Frontend Engineer (React.js / Micro Frontends)
Stamford, Connecticut, United States
$145k-$175k/yr OnsiteFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
5+ YOE5+ years frontend experience with React.js, JavaScript (ES6+), HTML5/CSS3, state management (Zustand/Redux/Context API), testing (Jest/React Testing Library), RESTful APIs, Microsoft Azure/Azure DevOps, CI/CD, module federation/micro frontends, performance, security, and accessibility.
React.js, JavaScript (ES6+), HTML5, CSS3, Material-UI, Styled Component, Webpack, Rollup, Storybook, React-Router-Dom, Zustand, Redux, Context API, Jest, React Testing Library, RESTful APIs, Microsoft Azure, Microsoft Azure DevOps, CI/CD, module federation, Docker, Next.js, DevExtreme DataGrid, ExcelJS
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3w
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Quality Assurance Engineer
Shelton or Indiana or Ohio or Louisiana or Iowa or New Hampshire or Delaware or North Carolina or Utah or Montana or Oklahoma or Virginia or Arkansas or Alabama or Missouri or Pittsburgh or Nevada or San Antonio or Tampa or St. Petersburg or Mississippi or Orlando or Tennessee or New Mexico or Kansas or Maitland or Phoenix or Idaho or West Virginia or Gilbert or Maine or Pennsylvania or Nebraska or Sunrise or Port St. Lucie or South Carolina or Georgia or Wisconsin or Texas or Dallas or Florida or Connecticut or Arizona or Kentucky
HybridFull Time
HealthPlanOne
HealthPlanOne: Digital marketplace for health insurance and Medicare plans.
3+ YOEBachelor's in Computer Science or related, 3+ years QA experience, strong QA methodologies, test plan and case creation, test management tools (Jira/Bugzilla), automation (Mabl), SOAP/REST API knowledge, SQL, HTML, JavaScript.
Jira, Bugzilla, Mabl, SQL, SOAP, REST, HTML, JavaScript, Scrum, Kanban
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1w
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Senior Software Engineer
Glendale or Bristol
$149k-$199k/yr HybridFull Time
The Walt Disney Company
The Walt Disney CompanyNYSE: DIS: Produces media content and operates global theme parks.
5+ YOE5+ years industry experience; proficiency in Java/Kotlin/Python/JavaScript; experience with microservices, REST APIs, AWS (S3, Lambda, EC2), SQL/MongoDB/OpenSearch, Apache Kafka, testing and code review.
Java, Kotlin, Python, JavaScript, AWS, S3, Lambda, EC2, SQL, MongoDB, OpenSearch, Apache Kafka
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1mo
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Quantum Software Engineer II
New Haven, Connecticut, United States
$103k-$154k/yr HybridFull Time
D-Wave Quantum
D-Wave QuantumNYSE: QBTS: Provides commercial quantum computing systems, software, and cloud services.
2+ YOEBachelor's in CS/ECE/math/physics/chemistry required; 2+ years Python software development; experience with debugging/profiling, version control, software testing, and quantum APIs (Qiskit, Q#, CUDA-Q, Cirq).
Python, Qiskit, Q#, CUDA-Q, Cirq
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4w
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Senior Frontend Engineer (React.js / Micro Frontends)
Stamford, Connecticut, United States
$145k-$175k/yr OnsiteFull Time
Publicis Groupe
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
5+ YOE5+ years frontend experience with React.js, JavaScript (ES6+), HTML5/CSS3; experience with Material-UI, Styled Component, Webpack/Rollup, Storybook, React-Router-Dom, state management (Zustand/Redux/Context API), custom hooks, Jest/React Testing Library, RESTful APIs, Microsoft Azure and Azure DevOps, CI/CD, module federation and micro frontend arc...
React.js, JavaScript (ES6+), HTML5, CSS3, Material-UI, Styled Component, Webpack, Rollup, Storybook, React-Router-Dom, DOM, Zustand, Redux, Context API, Jest, React Testing Library, RESTful APIs, Microsoft Azure, Microsoft Azure DevOps, CI/CD, module federation, Docker, Next.js, DevExtreme DataGrid, ExcelJS
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3w
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AI LLM Engineer (Ridgefield, CT, United States, Connecticut)
Ridgefield, Connecticut, United States
$115k-$222k/yr OnsiteFull Time
Boehringer Ingelheim
Boehringer Ingelheim: Researches and develops pharmaceutical products for humans and animals.
3+ YOEExperienced in DevOps/ML environments with LLMs, RAG, vector DBs and knowledge graphs; prompt engineering, MLOps/CI/CD, model optimization (LoRA/QLoRA), observability, and cross-functional collaboration. Must be authorized to work in the U.S.; post-offer drug test possible.
LLM, RAG, LoRA, QLoRA, CI/CD, MLOps, API, vector database, knowledge graph, observability systems
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2w
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SENIOR SOFTWARE ENGINEER - Payroll & AI
South Dakota or California or Colorado or Connecticut or Rhode Island or Nevada or New York City or Ithaca or Westchester County or Washington
$120k-$145k/yr RemoteFull Time
The Home Depot
The Home DepotNYSE: HD: Retailer of home improvement products, building materials, and tools.
3+ YOEBachelor's degree or equivalent, minimum 3 years relevant experience, legal authorization to work in the US, experience with payroll/HCM platforms, AI/automation, front-end tech, Java, databases, CI/CD, testing, and collaboration skills.
Workday Payroll, AI, HTML, CSS, JavaScript, TypeScript, Java, NoSQL, APIs, CI/CD
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3w
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Software Quality Engineer I (Bethpage, NY, US, 11714)
Bethpage, New York, United States
$84k-$137k/yr OnsiteFull Time
Optimum
OptimumNYSE: OPTU: Provides broadband, television, and mobile connectivity services to customers.
3+ YOE3+ years software development/automation experience with ≥1 year mobile automation; proficiency in Python or Java, CI/CD, cloud (Google Cloud or Amazon Web Services), test automation, API suites, and tools like Jira/Qase/Confluence.
Java, Python, Google Cloud, Amazon Web Services, Atlassian Confluence, Qase, Jira, CI/CD, iOS, Android
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