
Empowering extraordinary customer experiences through cloud solutions
Five9 is a leading provider of cloud contact center solutions, headquartered in San Ramon, California. With over 2,000 customers, including major brands like Zappos and ADT, Five9 offers a comprehensive CCaaS platform that integrates AI-driven analytics to enhance customer interactions. The company ...
Five9 offers competitive salaries, stock options, generous PTO policies, and a flexible remote work policy to support work-life balance. Employees als...
Five9 fosters a culture focused on innovation and customer success, encouraging employees to leverage data and insights to drive impactful solutions. ...

Five9 • India, Bengaluru
Five9 is seeking a Senior Software Engineer to develop a scalable global voice platform. You'll work with Java, JavaScript, and Spring to integrate the Five9 dialer into multiple CRM systems. This role requires 5+ years of experience in backend and frontend development.
You have over 5 years of industry experience in backend development, particularly with Java, and you understand the intricacies of building production systems that are both scalable and reliable. Your expertise in frontend technologies, including JavaScript and TypeScript, allows you to create seamless user experiences that enhance customer interactions. You are well-versed in frameworks such as Spring, which you have used to design and implement high-performing microservices that provide REST APIs. Your knowledge of web development technologies, including HTML and CSS, complements your backend skills, enabling you to contribute effectively across the full stack.
You thrive in an agile environment, collaborating closely with Product Managers, Architects, and Test Engineers to deliver innovative solutions. Your understanding of performance and scalability principles informs your approach to software development, ensuring that the applications you build can handle high traffic and provide a smooth user experience. You are proactive in troubleshooting and supporting existing platforms in production, embracing DevOps practices to enhance operational efficiency.
You possess strong communication skills, allowing you to document your work clearly and communicate effectively with team members and stakeholders. You are committed to fostering an inclusive environment where diverse perspectives are valued, and you believe that collaboration leads to better outcomes.
Experience with cloud technologies and contact center solutions would be a plus, as would familiarity with integrating software into CRM systems. You are open to learning new technologies and methodologies, and you are eager to contribute to a team that values innovation and growth.
As a Senior Software Engineer at Five9, you will be part of a dedicated team focused on developing a scalable, highly available global voice platform. Your primary responsibility will be to integrate the Five9 dialer into various CRM systems, leveraging your expertise in both backend and frontend technologies. You will collaborate with cross-functional teams to understand user needs and translate them into technical solutions that enhance customer experience.
You will design, develop, troubleshoot, and implement software code using Java, JavaScript, and Spring, ensuring that the applications you create are robust and efficient. Writing unit and functional tests will be a key part of your role, as you strive to maintain high standards of code quality and reliability. You will also be involved in documenting your work and communicating your findings to the team, fostering a culture of knowledge sharing and continuous improvement.
In addition to your development responsibilities, you will support the current platform in production, applying your troubleshooting skills to resolve issues as they arise. Your understanding of performance and scalability principles will guide your decisions as you work to optimize the platform for better user experiences.
At Five9, we celebrate diversity and foster an inclusive environment where all employees can thrive. You will be part of a team that values collaboration and innovation, and you will have the opportunity to work on cutting-edge technology that impacts customer experiences worldwide. We offer competitive compensation and benefits, along with opportunities for professional growth and development. Join us in our mission to bring joy to customer experience and make a meaningful impact in the world of cloud contact center solutions.
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