Performance Software Development Engineer in Test (SDET)

Job Title: Performance SDETDuration: 12 monthsLocation: Seattle, WA – Local candidates only, please.Job Overview:Deep understanding of performance engineering principles, including test planning, performance requirement specification, test prioritization, and effective management of schedules, environments, and issues.Proven hands-on experience in performance testing and execution across diverse settings.Strong analytical skills for performance investigation and troubleshooting, with a track record of sharing insights through detailed reports.Experience working in a consulting capacity or in client-facing roles, demonstrating excellent communication skills.Familiarity with VSTS, C#, TFS, Load Testing, Controllers, and Agents is preferred; however, candidates with strong backgrounds in HP Load Runner, open-source tools, or other environments will also be considered.Proficient in testing Web Services (REST API, SOAP API), Web and Mobile applications, IIS, SQL Server, and performance metrics.Experience in test development, showcasing strong problem-solving abilities and coding fluency.A Bachelor's degree in Computer Science, Engineering, or a related discipline, or equivalent professional experience.

Join our dynamic team at usm2 as a Performance Software Development Engineer in Test (SDET). In this role, you will be responsible for ensuring the quality and performance of our software products through innovative testing strategies and methodologies. If you are passionate about performance testing and have a keen eye for detail, we want to hear from you!

Performance Software Development Engineer in Test (SDET)Location – Seattle, WA – Preference given to local candidates.We are seeking a highly skilled Performance SDET who possesses a deep understanding of performance engineering principles. You will be responsible for planning performance tests, defining performance requirements and targets, prioritizing tests, and managing schedules, environments, and issues effectively.Your role will also involve conducting thorough performance investigations, troubleshooting issues, and sharing insightful reports and findings with the team.Experience with VSTS, C#, TFS, Load Testing, Controllers, and Agents is preferred. However, we are open to candidates with strong backgrounds in HP Load Runner, open-source tools, Java-based testing environments, or equivalent experiences.The ideal candidate will have a solid foundation in test development, along with excellent problem-solving abilities and proficiency in coding.

Join our dynamic team as a JAVA SDET with specialized expertise in NoSQL technologies.Location: Seattle, WADuration: 6 monthsAbout the Role: We are seeking a talented Software Development Engineer in Test (SDET) with a strong background in Java and NoSQL databases. You will be responsible for developing automated tests for microservices, ensuring the reliability and quality of our cloud-hosted platform.Key Responsibilities:Assess platform feature integrations to identify testing requirements.Create comprehensive test plans and cases to verify feature quality.Develop and enhance automated tests and frameworks to support new testing scenarios.Integrate automated tests into CI/CD pipelines for consistent execution.Analyze daily test results, document issues, and drive resolutions.Collaborate with feature teams and integration partners to prioritize and resolve identified defects.Architect test environments and infrastructure configurations to align with project needs.What We Offer: This role provides the opportunity to work with cutting-edge technologies in a collaborative environment that emphasizes quality and innovation.

Join Our Team as a Software Development Engineer in Test (SDET)Are you passionate about ensuring high-quality software solutions? We are looking for a skilled SDET to be an integral part of our automation infrastructure teams that support our Digital API initiatives. Key Responsibilities:- Test the implementation of API Gateways and various application infrastructures.- Collaborate with internal developers and external partners to troubleshoot and debug applications.- Develop comprehensive test plans and test cases to validate API Gateway functionalities.Qualifications:- 4-6 years of experience in infrastructure testing, particularly with API gateways.- Proficient in C# and experienced in diagnosing failures in C# tests.- Familiarity with API Gateway products such as Mashery, Apigee, or NGinX is highly desirable.If you are ready to take on challenging projects in a supportive environment, we encourage you to apply!

Position: Software Development Engineer in Test (SDET) with JavaScriptLocation: Seattle, WA (Local Candidates only)Duration: 12 monthsJob Overview:Key Responsibilities:1. Proficient in JavaScript is essential.2. Experience with Protractor is preferred; familiarity with CasperJS, Nightwatch.js, TestCafe, CodeceptJS, or Appium is also acceptable.3. Proven experience in mobile test automation.Essential Qualifications:- Extensive test automation experience utilizing Node.js and JavaScript frameworks (e.g., Protractor, Appium).- Demonstrated test automation competence with ReactJS and React Native.- Skilled in developing automated tests within a continuous integration environment.- Ability to design and report on key performance indicators (KPIs).- Familiarity with database technologies is a plus.- Self-motivated, proactive, and an effective problem solver.- Excellent communication skills and the ability to collaborate effectively within a team.- Knowledge of test automation best practices and a willingness to share insights with the team.- Understanding of the Software Development Life Cycle (SDLC), including SCRUM Agile methodologies.- Capable of leading and managing test case development and execution.- Experience with testing, development, and defect management tools such as Jira, Jenkins, GitHub, and Test Rail.This position focuses on front-end development within the retail mobile application used for inventory management in retail stores.

Position: Software Development Engineer in Test (SDET) with JavaScript ExpertiseLocation: Seattle, WA – Local Candidates only.Duration: 12 monthsJob Overview:We are seeking a skilled SDET with robust JavaScript experience to join our dynamic team. The ideal candidate will have a strong background in automated test frameworks and mobile test automation. This role emphasizes collaboration, initiative, and a proactive approach to problem-solving. Key Responsibilities:1. Leverage JavaScript for effective test automation.2. Utilize Protractor, along with knowledge of other tools like CasperJS, Nightwatch.js, TestCafe, CodeceptJS, and Appium to develop and execute tests.3. Implement mobile test automation strategies.4. Develop and maintain automated tests using Node.js and JavaScript frameworks.5. Work with ReactJS and React Native applications for test automation.6. Integrate automated testing within a continuous integration environment.7. Build and report on KPI metrics related to testing processes.8. Collaborate with database technologies to ensure thorough testing coverage.9. Demonstrate strong communication skills and the ability to work effectively in a team.10. Explore and share industry best practices in test automation.11. Contribute to the software development lifecycle (SDLC) processes, particularly in SCRUM and Agile frameworks.12. Lead the development and execution of test cases, ensuring quality standards are met.This role focuses on front-end testing for a retail mobile application utilized for inventory management in retail stores.

SDET - Automation Testing Specialist with C#, .NET and JavaScript ExpertiseLocation: Seattle, WA - Local candidates only - In-person interview requiredContract Duration: 6 monthsPosition Overview: We are seeking a skilled Software Development Engineer in Test (SDET) to join our dynamic team. The ideal candidate will have a strong background in automation testing using C# or .NET frameworks and a solid understanding of JavaScript. This role involves developing, implementing, and maintaining automated testing processes that support our software development lifecycle.Key Responsibilities:- Develop and maintain automated test scripts and test environments.- Collaborate with technical product managers and development teams to define comprehensive testing methodologies.- Execute tests, analyze results, and produce detailed test reports.- Provide tier 3 support for incoming bugs and mentor junior engineers in test automation best practices.- Manage testing resources and activities across multiple projects.Qualifications:- 4-6 years of experience in automation testing with .NET or C#.- Proficiency in scripting languages, particularly JavaScript.- Experience with web technologies like REST, Angular, SSO, and HMAC.- Strong background in software application development and testing.- Familiarity with test management processes and tools for functional and non-functional testing.

Join 360IT Professionals as a Software Development Engineer in Test (SDET) focusing on Automation. In this role, you'll leverage your technical expertise to design and implement automated testing solutions that ensure the delivery of high-quality software products. You will collaborate with cross-functional teams to enhance testing frameworks and drive continuous improvement in our testing processes.

Join our dynamic team as a Software Development Engineer in Test (SDET), where you will play a critical role in enhancing our application infrastructure through rigorous testing of API Gateways and related services. You will collaborate closely with developers to ensure the seamless implementation and functionality of our API solutions.Utilize your expertise in API Gateway technologies, such as Mashery, Apigee, or NGinX, to validate our systems.Leverage your C# programming skills to execute tests and troubleshoot failures effectively.Contribute to the creation of test plans and test cases that ensure comprehensive coverage of our infrastructure.Bring your 4-6 years of experience in infrastructure testing to support our Digital API team.Work within a collaborative team of 6-7 members, including 2 testers, to improve our testing processes and outcomes.

Join our dynamic team at Sonsoft Inc. as a Software Development Engineer in Test (SDET) specializing in automation and C# development. We are seeking a passionate and skilled professional who thrives in a fast-paced environment and is eager to contribute to the quality assurance of our innovative software solutions.

We are seeking a skilled Java Software Development Engineer in Test (SDET) who is passionate about quality assurance and test automation. In this role, you will be responsible for developing automated tests within a continuous integration environment.As a Java SDET, you will collaborate with cross-functional teams to ensure the highest quality of our software products. Your expertise in automated testing frameworks and tools will contribute to our commitment to delivering exceptional software solutions.

Join our team as a Software Development Engineer in Test (SDET) specializing in Java and AngularJS.Location: Seattle, WA (In-Person Required)Contract Duration: 12 monthsWe are seeking a dedicated SDET with extensive experience in both web and mobile automated and manual testing across hybrid and native environments. The ideal candidate will possess:Proven expertise in test automation using frameworks such as AngularJS, Node.js, JavaScript (including CasperJS, Protractor, Nightwatch.js, TestCafe, CodeceptJS, Appium).Experience in developing automated tests within a continuous integration environment.Ability to create and maintain KPI metrics and reporting.Familiarity with various database technologies.A proactive, self-driven attitude coupled with exceptional problem-solving skills.Strong interpersonal abilities with excellent communication skills, enabling effective collaboration with team members.A commitment to exploring and sharing test automation best practices within the team.Knowledge of the Software Development Life Cycle (SDLC), particularly in Agile/SCRUM methodologies.Leadership skills in managing test case development and execution.Familiarity with testing, development, and defect management tools such as Jira, Jenkins, GitHub, and TestRail.Be prepared for a coding assessment during the interview process.

Are you passionate about ensuring quality through automation? Join our dynamic team at Sonsoft Inc. as a Software Development Engineer in Test (SDET). In this role, you will leverage your expertise in C# development to design, implement, and maintain automated testing frameworks that ensure our software products meet the highest quality standards.Your innovative mindset and technical skills will play a crucial role in enhancing our testing processes and delivering exceptional software solutions to our clients.

At Compass, we are dedicated to assisting individuals in discovering their rightful place in the world. Established in 2012, we are transforming the real estate landscape with our comprehensive platform that empowers residential real estate agents to provide unparalleled service to both sellers and buyers.The CIH Inventory & Leads Program is the primary driver for capturing and converting high-intent consumer traffic into successful real estate transactions. By forming strategic alliances with Redfin.com and Rocket Mortgage, the program offers a diversified stream of leads to agents, including high-volume web inquiries and “finance-first” pre-qualified buyers.As a Performance Advisor, you will be instrumental in enhancing agent conversion performance by utilizing data, offering coaching, and ensuring accountability to turn demand into closed deals. You will collaborate closely with participating agents and field leadership to strengthen the way agents engage, nurture, and convert inbound leads. This is a performance-oriented position at the nexus of agent success, product adoption, and revenue growth, ensuring that agents consistently adhere to best practices and program expectations.Primary ObjectiveTo boost conversion rates and revenue results by refining agent behavior, increasing tool adoption, and optimizing execution throughout the consumer lifecycle.Core Responsibilities1. Agent Performance Coaching & AccountabilityCollaborate directly with agents to enhance performance across the entire conversion funnel.Provide direct, actionable coaching based on actual performance metrics.Reinforce consistent application of performance frameworks.Ensure agents meet program standards and expectations through lead allocation mechanisms and disengagement strategies.2. Performance Management & OptimizationOversee agent performance across essential metrics.Identify performance gaps and devise targeted improvement plans.Monitor progress and adapt coaching strategies based on outcomes.Work alongside Sales Managers to tackle persistent underperformance issues.3. Product & Workflow AdoptionEncourage the use of Compass and partner tools that significantly impact conversion rates.Ensure agents utilize tools effectively to provide a superior client experience.Link product usage to performance results.4. Market-Level Insights & DiagnosticsAnalyze market trends to provide insights that inform agent strategies.

About Asset Living Asset Living is a third-party property management firm with a national presence. Since 1986, the company has grown from a small operation into a recognized leader in real estate management. The portfolio includes multifamily housing, single-family rentals, affordable housing, build-to-rent communities, active adult properties, and student housing across the United States. The team at Asset Living brings together people from many backgrounds, all focused on delivering results for clients and residents. The company’s core value, "Together We Lead, Together We Succeed," shapes a workplace where collaboration, growth, and open exchange of ideas are encouraged. Team members are recognized for their contributions and have opportunities to develop their skills. Asset Living has been named one of the nation’s Best and Brightest Places to Work and is ranked among NMHC’s top 50 property management professionals. The company is also a member of The Institute of Real Estate Management (IREM) and holds Accredited Management Organization (AMO) status. The Performance Manager role is based in Portland, OR or Seattle, WA.

Aircall is seeking a dynamic and result-oriented Performance Marketing Manager to join our innovative team in Seattle. In this role, you will be responsible for driving our digital marketing strategies, optimizing our advertising efforts, and enhancing our online presence to achieve exceptional growth. You will collaborate closely with cross-functional teams to develop and implement effective marketing campaigns that resonate with our target audience.Your expertise in performance marketing will be crucial in analyzing data, identifying trends, and making data-driven decisions to maximize ROI. Join us at Aircall, where your contributions will help shape the future of communication solutions.

Join the Seattle Sounders FC Performance Team!We are thrilled to announce the 2026 Performance Internship, an educational opportunity designed for aspiring professionals in the performance training field. This internship will immerse you in a dynamic and high-energy environment, allowing you to support our teams and learn from experienced Performance Coaches.About Us:Seattle Sounders FC is dedicated to excellence in soccer and community impact. We boast a passionate fan base and a commitment to making a positive difference in our local communities. As champions of the 2019 MLS Cup and 2022 CONCACAF Champions League, we strive to create unforgettable experiences through soccer.Position Overview:This internship spans a minimum of 12 weeks during the Spring, Summer, and/or Fall of 2026. You will gain hands-on experience in performance training, enhancing your skills and knowledge in a professional sports setting.

We are seeking a highly skilled Senior Performance Engineer in Test to join our dynamic team at usm2 in Seattle. In this pivotal role, you will focus on enhancing our testing frameworks and performance validation processes to ensure our software systems operate at peak efficiency.The ideal candidate will possess a deep understanding of performance engineering principles, be proficient in various testing tools, and have experience with performance testing methodologies. You will work closely with cross-functional teams to identify performance bottlenecks and implement solutions that enhance system scalability and reliability.