Senior Software Engineer - LoadNinja

SmartBear delivers application integrity for modern tech stacks, ensuring continuous, measurable assurance that software just works as intended with governance to operate at AI speed and scale. SmartBear offers deep test automation, API lifecycle management, and observability capabilities. With integrations across the SDLC, it sets a new quality standard for application delivery teams. SmartBear is trusted by developers, testers, and software engineers across 32,000 organizations, including 75% of the largest financial institutions and industry leaders such as Adobe, JetBlue, and Microsoft. SmartBear’s open source tools are downloaded more than 100 million times a month and have earned over 30,000 GitHub stars from the developer community. With its best-loved brands, including Swagger, TestComplete, Reflect, QMetry, Zephyr, and more, SmartBear meets customers where they are to make our technology-driven world a better place. Learn more at www.smartbear.com, or follow us on LinkedIn, X, and Reddit. At SmartBear, you will be part of a dynamic team solving one of the most critical challenges facing modern businesses: ensuring the integrity of software in an AI-driven world. Whether you are working directly with customers, driving go to market strategies, supporting operations, building products, or enabling teams, your contributions help shape the future of software quality for organizations worldwide. Join us in our mission. Senior Full Stack Engineer – NodeJS/ReactJS All businesses today interact with their customers via an app, and the wide range of use cases and configurations available in the market today makes it extremely hard to deliver high-quality apps at speed. And end-users today do not have the time nor patience to interact with buggy apps. This amplifies the need for tooling that promotes rapid test automation, and LoadNinja is well-suited to accomplish that. Go to our product page if you want to know more about LoadNinja. You can even have a free trial to check it out 😊 About the role As a Senior Full Stack Engineer, you will play a key role in designing, building, and evolving the LoadNinja platform. You will take ownership of complex technical initiatives, help shape the architecture of our cloud-native platform, and mentor other engineers while collaborating in Engineering, Product Management, QA, and Customer Care. You will: • Design, develop, and maintain scalable cloud-native applications using JavaScript, TypeScript, React, Node.js, and AWS. • Lead the implementation of complex features from design through production. • Drive modernization of existing components and continuously improve the platform’s scalability, reliability, security, and performance. • Design and implement robust APIs and distributed services. • Troubleshoot and resolve complex production issues while improving system observability and operational excellence. • Participate in architecture discussions and influence technical direction. • Review code, promote engineering best practices, and maintain high-quality standards. • Mentor engineers through technical guidance, code reviews, and knowledge sharing. • Collaborate closely with Product Management, QA, Customer Care, and DevOps to deliver customer value. • Contribute throughout the entire software development lifecycle, from requirements refinement through deployment and production support. We are looking for you if you have: • Bachelor’s degree in computer science, Software Engineering, or equivalent practical experience. • 6+ years of professional software engineering experience. • Extensive experience building modern web applications using JavaScript and TypeScript. • Strong experience with React and Node.js. • Experience designing scalable SaaS applications. • Strong experience with AWS cloud services, including Lambda, API Gateway, DynamoDB, EC2, S3, CloudFront, Cognito, Step Functions, VPC, and related technologies. • Experience designing and consuming REST APIs and distributed systems. • Experience with Docker and modern CI/CD pipelines. • Strong understanding of software architecture, system design, and engineering best practices. • Excellent debugging and problem-solving skills. • Experience leading technical initiatives and driving projects with minimal supervision. • Experience mentoring engineers and performing constructive code reviews. • Excellent communication and collaboration skills within distributed teams. Nice to have • Experience with browser automation or performance testing. • Experience with Kubernetes or container orchestration. • Experience with observability tools such as CloudWatch, Grafana, Datadog, or OpenTelemetry. • Experience working on developer tools or testing platforms. • Knowledge of modern frontend builds tooling and performance optimization techniques. Successful candidates will: • Own significant technical areas of the LoadNinja platform. • Deliver high-quality, maintainable software with minimal supervision. • Improve system performance, scalability, and reliability. • Influence architectural decisions and engineering practices. • Mentor teammates and raise the technical bar across the team. • Work effectively across globally distributed engineering teams to deliver customer value. Why you should join the SmartBear crew: • You can grow your career at every level. • We invest in your success as well as the spaces where our teams come together to work, collaborate, and have fun. • We love celebrating our SmartBear; we even encourage our crew to take their birthdays off. • We are guided by a People and Culture organization - an important distinction for us. We think about our team holistically – the whole person. • We celebrate our differences in experiences, viewpoints, and identities because we know it leads to better outcomes. Did you know: • Our main goal at SmartBear is to make our technology-driven world a better place. • SmartBear is committed to ethical corporate practices and social responsibility, promoting good in all the communities we serve. • SmartBear is headquartered in Somerville, MA with offices across the world including Galway Ireland, Bath, UK, Wroclaw, Poland, Ahmedabad and Bangalore India. • We’ve won major industry (product and company) awards including B2B Innovators Award, Content Marketing Association, IntellyX Digital Innovator and Built-in Best Places to Work. SmartBear is committed to creating an inclusive workplace for employees where all individuals are treated with respect and dignity. We are an equal opportunity employer and make employment decisions based on merit, qualifications, and business needs. We do not discriminate on the basis of race, color, religion, sex, national origin, age, gender, disability, veteran status, sexual orientation, or any other protected status under applicable laws. We are dedicated to fostering a workplace that reflects a diversity of thought and experience as well as our values of being smart, open, driven, accountable, and curious. #LI-AC2