[Hiring] Lead SDET – Telecom Performance & Scalability @Vonage

Role Description

Join Vonage and help us innovate cloud communications for businesses worldwide!

• Design, develop, and maintain scalable automated test frameworks using Python and TypeScript (Playwright)
• Build and execute end-to-end, API, integration, and regression test suites
• Lead performance, load, stress, scalability testing, and chaos engineering across high-availability telecom platforms
• Validate real-time communication systems and event-driven architectures
• Test and verify cloud-native applications deployed within AWS environments
• Ensure systems meet performance, resilience, scalability, and availability standards
• Integrate automated testing into CI/CD pipelines to enable continuous delivery
• Collaborate with Engineering, DevOps, and Product teams within Agile ceremonies
• Identify performance bottlenecks, architectural risks, and quality gaps early
• Contribute to the continuous improvement of QA processes and engineering standards

Qualifications

• Strong experience testing telecommunications or CPaaS platforms
• Proven hands-on experience with AWS cloud services (e.g., EC2, ECS/EKS, Lambda, RDS, API Gateway, S3)
• Strong automation development skills in Typescript and Python
• Solid experience with performance testing tools (e.g., JMeter, k6, Gatling)
• Experience testing distributed systems, microservices, and high-throughput APIs
• Strong understanding of QA principles within Agile/Scrum environments
• Experience embedding testing into CI/CD pipelines
• Strong analytical and problem-solving capability
• Ability to work effectively within distributed/global teams
• Excellent working knowledge of SIPp (Session Initiation Protocol), including hands-on experience generating high volumes of SIP calls for load, stress, and scalability testing
• Experience working with Ribbon Communications telecom infrastructure, including SBC configuration, SIP routing validation, and performance testing within carrier-grade environments

Requirements

• Demonstrable hands-on automation experience in Python and TypeScript
• Proven experience testing cloud-native systems deployed on AWS
• Proven experience performing performance and scalability testing
• Experience working in Agile engineering environments
• Strong understanding of API and integration testing
• Solid understanding of system architecture and non-functional testing principles
• Experience with observability tooling. Familiarity with tools like Grafana and Kibana
• Familiarity with RESTful APIs

What Is Required for the application?

• Updated CV highlighting relevant telecom, AWS, automation, and performance experience
• Summary of automation frameworks and tools previously used
• Details of performance testing experience (tools, scale, environments)

Company Description

Vonage is a global cloud communications leader. And your talent will further help brands - such as Airbnb, Viber, WhatsApp, and Snapchat - accelerate their digital transformation through our fully programmable-based unified communications, contact center solutions, and communications APIs. Ready to innovate? Then join us today.